made deploy script

.gitignore

@@ -13,3 +13,4 @@
 .externalNativeBuild
 .cxx
 local.properties
+mobile/app/build

.idea/material_theme_project_new.xml

@@ -3,7 +3,9 @@
   <component name="MaterialThemeProjectNewConfig">
     <option name="metadata">
       <MTProjectMetadataState>
-        <option name="userId" value="35ed75a3:192c279f3e0:-7ffa" />
+        <option name="migrated" value="true" />
+        <option name="pristineConfig" value="false" />
+        <option name="userId" value="-239e49af:192a4be9597:-7ffe" />
       </MTProjectMetadataState>
     </option>
   </component>

README.md

@@ -1,3 +1,3 @@
-![solon-logo](./solon_logo.png)
+![solon-logo](solon_logo.png)
 # Zorientujte se rychleji v této odlehčené verzi Školy OnLine
-# Odkaz na stažení aplikace pro Android [zde](https://gitlab.com/Odweta/solon/-/raw/master/release/com.odweta.solon_2.0.3.apk?ref_type=heads&inline=false) (verze 2.0.3)
+# Odkaz na stažení aplikace pro Android [zde](https://gitlab.com/Odweta/solon/-/releases/2.2.2/downloads/app-release.apk) (verze 2.2.2)

deploy.sh

@@ -0,0 +1,58 @@
+#!/bin/bash
+
+echo -n "version number: "
+read ver
+
+echo -n "glpat: "
+read glpat
+
+cd ./mobile
+
+# build
+./gradlew assembleRelease
+
+# sign
+~/Android/Sdk/build-tools/35.0.0/apksigner sign --alignment-preserved --ks ~/Documents/android-keystore.jks app/build/outputs/apk/release/com.odweta.solon_$ver.apk
+
+# add, commit, push
+git add ..
+git commit -m "made new release $ver"
+git push
+
+# create the tag
+echo "\n[creating tag v$ver]"
+data_str='{ "tag_name": "'$ver'", "ref": "HEAD", "message": "Tagging release v'$ver'" }'
+curl --request POST \
+    --header "PRIVATE-TOKEN: $glpat" \
+    --header "Content-Type: application/json" \
+    --data "$data_str" \
+    "https://gitlab.com/api/v4/projects/47146187/repository/tags"
+
+# make a release
+echo "\n[publishing release $ver]"
+data_str='{ "name": "v'$ver'", "tag_name": "'$ver'", "ref": "HEAD" }'
+curl --request POST \
+    --header "PRIVATE-TOKEN: $glpat" \
+    --header 'Content-Type: application/json' \
+    --data "$data_str" \
+    "https://gitlab.com/api/v4/projects/47146187/releases"
+
+# attach a file
+echo "\n[attaching the release apk]"
+asset_url="https://gitlab.com/-/project/47146187"$(curl --request POST \
+    --header "PRIVATE-TOKEN: $glpat" \
+    --form "file=@app/build/outputs/apk/release/com.odweta.solon_$ver.apk" \
+    "https://gitlab.com/api/v4/projects/47146187/uploads" | jq .url -r)
+
+# add the file as a stable release asset
+echo "\n[creating release asset]"
+curl --request POST \
+    --header "PRIVATE-TOKEN: $glpat" \
+    --data name="app-release.apk" \
+    --data url="$asset_url" \
+    --data filepath="/app-release.apk" \
+    --data "assets[links][][link_type]=package" \
+    "https://gitlab.com/api/v4/projects/47146187/releases/$ver/assets/links"
+
+# cd back
+cd -

mobile/.idea/assetWizardSettings.xml

@@ -62,6 +62,18 @@
                                 <PersistentState>
                                   <option name="children">
                                     <map>
+                                      <entry key="backgroundImage">
+                                        <value>
+                                          <PersistentState>
+                                            <option name="values">
+                                              <map>
+                                                <entry key="imagePath" value="$PROJECT_DIR$/app/src/main/res/drawable/black.png" />
+                                                <entry key="scalingPercent" value="172" />
+                                              </map>
+                                            </option>
+                                          </PersistentState>
+                                        </value>
+                                      </entry>
                                       <entry key="foregroundClipArt">
                                         <value>
                                           <PersistentState>

mobile/.idea/caches/deviceStreaming.xml

@@ -14,6 +14,17 @@
           <option name="screenX" value="720" />
           <option name="screenY" value="1280" />
         </PersistentDeviceSelectionData>
+        <PersistentDeviceSelectionData>
+          <option name="api" value="34" />
+          <option name="brand" value="OPPO" />
+          <option name="codename" value="OP573DL1" />
+          <option name="id" value="OP573DL1" />
+          <option name="manufacturer" value="OPPO" />
+          <option name="name" value="CPH2557" />
+          <option name="screenDensity" value="480" />
+          <option name="screenX" value="1080" />
+          <option name="screenY" value="2400" />
+        </PersistentDeviceSelectionData>
         <PersistentDeviceSelectionData>
           <option name="api" value="28" />
           <option name="brand" value="DOCOMO" />
@@ -262,7 +273,7 @@
           <option name="codename" value="q6q" />
           <option name="id" value="q6q" />
           <option name="manufacturer" value="Samsung" />
-          <option name="name" value="SM-F956B" />
+          <option name="name" value="Galaxy Z Fold6" />
           <option name="screenDensity" value="420" />
           <option name="screenX" value="1856" />
           <option name="screenY" value="2160" />

mobile/.idea/deploymentTargetSelector.xml

@@ -4,19 +4,19 @@
     <selectionStates>
       <SelectionState runConfigName="app">
         <option name="selectionMode" value="DROPDOWN" />
-        <DropdownSelection timestamp="2024-10-20T07:27:51.115175643Z">
+        <DropdownSelection timestamp="2024-11-29T17:18:42.354545820Z">
           <Target type="DEFAULT_BOOT">
             <handle>
-              <DeviceId pluginId="LocalEmulator" identifier="path=/home/thinker/.android/avd/Motorola_Moto_e22_API_31.avd" />
+              <DeviceId pluginId="LocalEmulator" identifier="path=/home/thinker/.config/.android/avd/Medium_Phone_API_35.avd" />
             </handle>
           </Target>
         </DropdownSelection>
         <DialogSelection />
       </SelectionState>
-      <SelectionState runConfigName="DefaultPreview">
+      <SelectionState runConfigName="TimetablePreview">
         <option name="selectionMode" value="DROPDOWN" />
       </SelectionState>
-      <SelectionState runConfigName="Preview">
+      <SelectionState runConfigName="RBPreview">
         <option name="selectionMode" value="DROPDOWN" />
       </SelectionState>
     </selectionStates>

mobile/.idea/vcs.xml

@@ -2,6 +2,5 @@
 <project version="4">
   <component name="VcsDirectoryMappings">
     <mapping directory="$PROJECT_DIR$/.." vcs="Git" />
-    <mapping directory="$PROJECT_DIR$" vcs="Git" />
   </component>
 </project>

mobile/app/build.gradle.kts

@@ -12,8 +12,8 @@ android {
         applicationId = "com.odweta.solon"
         minSdk = 28
         targetSdk = 34
-        versionCode = 203
-        versionName = "2.0.3"
+        versionCode = 207
+        versionName = "2.2.2"
 
         testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
     }
@@ -22,7 +22,7 @@ android {
         this.outputs
             .map { it as com.android.build.gradle.internal.api.ApkVariantOutputImpl }
             .forEach { output ->
-                var apkName = "com.odweta.solon_" + this.versionName + ".apk"
+                val apkName = "com.odweta.solon_" + this.versionName + ".apk"
                 output.outputFileName = apkName
             }
     }

mobile/app/src/main/AndroidManifest.xml

@@ -18,10 +18,12 @@
         tools:targetApi="31">
         <activity
             android:name=".MainActivity"
+            android:screenOrientation="portrait"
             android:exported="true"
             android:label="@string/app_name"
             android:theme="@style/Theme.Solon"
-            android:windowSoftInputMode="adjustResize">
+            android:windowSoftInputMode="adjustResize"
+            tools:ignore="DiscouragedApi">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
 

mobile/app/src/main/java/com/odweta/solon/About.kt

@@ -2,6 +2,7 @@ package com.odweta.solon
 
 import androidx.activity.compose.BackHandler
 import androidx.compose.foundation.Image
+import androidx.compose.foundation.background
 import androidx.compose.foundation.border
 import androidx.compose.foundation.clickable
 import androidx.compose.foundation.layout.Arrangement
@@ -9,6 +10,7 @@ import androidx.compose.foundation.layout.Box
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.Spacer
 import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.height
 import androidx.compose.foundation.layout.padding
@@ -25,6 +27,7 @@ import androidx.compose.runtime.Composable
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.platform.LocalUriHandler
 import com.odweta.solon.ui.theme.PastelYellow
 import androidx.compose.ui.res.painterResource
@@ -33,7 +36,6 @@ import androidx.compose.ui.text.style.TextAlign
 import androidx.compose.ui.text.style.TextDecoration
 import androidx.compose.ui.unit.dp
 import androidx.compose.ui.unit.sp
-import java.time.format.TextStyle
 
 @Composable
 fun AboutScreen(modifier: Modifier = Modifier) {
@@ -51,6 +53,7 @@ fun AboutScreen(modifier: Modifier = Modifier) {
         Box(
             modifier = Modifier
                 .fillMaxWidth()
+                .padding(start = 5.dp)
         ) {
             Button(
                 onClick = {
@@ -106,30 +109,71 @@ fun AboutScreen(modifier: Modifier = Modifier) {
                     .padding(10.dp)
             )
 
-            Row(
-                modifier = Modifier
-                    .padding(10.dp)
-            ) {
-                val uriHandler = LocalUriHandler.current
+            HorizontalLine()
 
-                Text(
-                    text = "Vývoj: ",
-                    textAlign = TextAlign.Start,
-                    color = Color.White,
-                    fontSize = 30.sp
+            AboutTableRow(
+                "Vývoj",
+                "@Odweta",
+                "https://www.gitlab.com/Odweta/solon"
             )
 
+            AboutTableRow(
+                "Verze aplikace",
+                Util.getAppVersion(LocalContext.current)?.versionName ?: "N/A"
+            )
+        }
+    }
+}
+
+@Composable
+fun HorizontalLine(modifier: Modifier = Modifier) {
+    Spacer(modifier = Modifier.height(20.dp))
+
+    Spacer(modifier = Modifier
+        .height(2.dp)
+        .background(color = PastelYellow)
+        .fillMaxWidth(fraction = 0.8f)
+    )
+
+    Spacer(modifier = Modifier.height(20.dp))
+}
+
+@Composable
+fun AboutTableRow(key: String, value: String, href: String = "") {
+    Row(
+        modifier = Modifier
+            .padding(10.dp)
+            .background(color = Color.Black, shape = RoundedCornerShape(roundedCornerDimen))
+            .fillMaxWidth()
+    ) {
         Text(
-                    text = "@Odweta",
+            text = key,
+            textAlign = TextAlign.Start,
+            color = Color.White,
+            fontSize = 20.sp
+        )
+
+        Spacer(modifier = Modifier.weight(1f))
+
+        if (href != "") {
+            val uriHandler = LocalUriHandler.current
+            Text(
+                text = value,
                 color = PastelYellow,
-                    fontSize = 30.sp,
+                fontSize = 20.sp,
                 textAlign = TextAlign.End,
                 textDecoration = TextDecoration.Underline,
                 modifier = Modifier.clickable {
-                        uriHandler.openUri("https://www.gitlab.com/Odweta/solon")
+                    uriHandler.openUri(href)
                 }
+            )
+        } else {
+            Text(
+                text = value,
+                color = Color.White,
+                fontSize = 20.sp,
+                textAlign = TextAlign.End
             )
         }
     }
-    }
 }

mobile/app/src/main/java/com/odweta/solon/Global.kt

@@ -1,22 +1,19 @@
 package com.odweta.solon
 
 import android.view.Window
-import androidx.compose.foundation.background
 import androidx.compose.foundation.border
 import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.height
 import androidx.compose.foundation.layout.padding
 import androidx.compose.foundation.shape.RoundedCornerShape
-import androidx.compose.runtime.Composable
 import androidx.compose.runtime.MutableState
+import androidx.compose.runtime.mutableIntStateOf
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.graphics.toArgb
 import androidx.compose.ui.unit.dp
-import androidx.core.view.WindowCompat
 import com.odweta.solon.ui.theme.PastelYellow
-import com.odweta.solon.ui.theme.PastelYellowTransparent
 import okhttp3.OkHttpClient
 import java.io.File
 
@@ -44,6 +41,8 @@ const val accountDataFilePath: String = "account_data.txt"
 const val timeTableFilePath: String = "timetable.json"
 const val userDataFilePath: String = "userdata.json"
 const val marksFilePath: String = "marks.json"
+const val settingsDataFilePath: String = "settings.txt"
+const val lectureNotesFilePath: String = "lecture_notes.csv"
 lateinit var fileDir: File
 var width: Int = 0
 var height: Int = 0
@@ -59,7 +58,8 @@ enum class IsShowing {
     Timetable,
     Marks,
     Menu,
-    About
+    About,
+    Settings
 }
 
 enum class Screen {
@@ -76,8 +76,56 @@ var isShowing: MutableState<IsShowing> = mutableStateOf(IsShowing.Timetable)
 
 var toolbarText: MutableState<String> = mutableStateOf("")
 
+// default settings (will get overwritten by the saved settings)
+class Setting(auxId: SettingsId, auxName: String, auxChecked: Boolean) {
+    var id: SettingsId = auxId
+    var name: String = auxName
+    var checked: MutableState<Boolean> = mutableStateOf(auxChecked)
+    override fun toString() = "$id#$name#${checked.value}"
+}
+
+enum class SettingsId {
+    Svoboda,
+    Amoled,
+    RefreshButton,
+    TagNewMarks,
+    DeleteLocalData
+}
+
+class SettingsData {
+    var useSvobodaMode: Setting = Setting(
+        SettingsId.Svoboda,
+        "Používat Svoboda mód",
+        false
+    )
+
+    var useAmoledMode: Setting = Setting(
+        SettingsId.Amoled,
+        "Používat AMOLED mód",
+        false
+    )
+
+    var showRefreshButton: Setting = Setting(
+        SettingsId.RefreshButton,
+        "Zobrazovat tlačítko obnovení dat",
+        true
+    )
+
+    var tagNewMarks: Setting = Setting(
+        SettingsId.TagNewMarks,
+        "Označit nové známky",
+        true
+    )
+
+    override fun toString() = "$useSvobodaMode\n$useAmoledMode\n$showRefreshButton\n$tagNewMarks"
+}
+
+var settings : SettingsData = SettingsData()
+
 var done: Boolean = false
 
+var internetAwaitListenerRunning: Boolean = false
+
 var timeTableAvailOffline: Boolean = false
 var marksAvailOffline: Boolean = false
 
@@ -99,6 +147,50 @@ var resetNav: Boolean = false
 
 var isAPISetUp: Boolean = false
 
+enum class LectureNoteType {
+    Normal, // obycejna poznamka
+    Writing, // pisemny test
+    Speaking, // ustni zkouseni
+    Other // cokoliv jineho
+}
+
+fun String.toLectureNoteType(): LectureNoteType {
+    return when(this) {
+        "Normal" -> LectureNoteType.Normal
+        "Writing" -> LectureNoteType.Writing
+        "Speaking" -> LectureNoteType.Speaking
+        "Other" -> LectureNoteType.Other
+        else -> LectureNoteType.Normal
+    }
+}
+
+class LectureNote(
+    id: Int,
+    note: MutableState<String>,
+    type: MutableState<LectureNoteType>,
+    number: Int,
+    lectureName: String
+) {
+    var id: Int = 0
+    var note: MutableState<String> =
+        mutableStateOf("")
+    var type: MutableState<LectureNoteType> =
+        mutableStateOf(LectureNoteType.Normal)
+    var number: Int = 0
+    var lectureName: String = ""
+
+    init {
+        this.id = id
+        this.note = note
+        this.type = type
+        this.number = number
+        this.lectureName = lectureName
+    }
+}
+
+var lectureNotes: HashMap<Int, LectureNote> = hashMapOf()
+var selectedLecture: Int = 0
+
 var selectedDay: Int = 0
 var dayEndString: String = ""
 

mobile/app/src/main/java/com/odweta/solon/Launch.kt

@@ -1,15 +1,12 @@
 package com.odweta.solon
 
-import android.app.Activity
 import android.content.Context
-import android.content.Intent
 import android.widget.Toast
+import androidx.compose.ui.graphics.Color
 import kotlinx.coroutines.CoroutineScope
-import kotlinx.coroutines.GlobalScope
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.delay
 import org.json.JSONObject
-import kotlin.math.cos
 
 private var week: List<Day> = mutableListOf()
 private var toastShowing: Boolean = false
@@ -19,6 +16,7 @@ private var toast2Shown: Boolean = false
 private lateinit var coscope_: CoroutineScope
 
 private fun setOnInternetAvailListener(ctx: Context, coscope: CoroutineScope) {
+    internetAwaitListenerRunning = true
     coscope.launch {
         while (true) {
             if (Util.internetAvail(ctx) && !internetAvail) {
@@ -37,7 +35,7 @@ private fun setOnInternetAvailListener(ctx: Context, coscope: CoroutineScope) {
     }
 }
 
-private fun fetchNewData(ctx: Context, coscope: CoroutineScope) {
+fun fetchNewData(ctx: Context, coscope: CoroutineScope) {
     coscope.launch {
         done = false
 
@@ -46,23 +44,19 @@ private fun fetchNewData(ctx: Context, coscope: CoroutineScope) {
             "Načítání nových dat",
             "Načítání nových dat.",
             "Načítání nových dat..",
-            "Načítání nových dat..."
+            "Načítání nových dat...",
+            "Načítání nových dat..",
+            "Načítání nových dat."
         )
         val delayTime: Long = 300 // delay in ms
 
         // show a loading animation
         while (!done && Util.internetAvail(ctx)) {
             for (text in loadingArray) {
+                if (done) break
                 toolbarText.value = text
                 delay(delayTime)
             }
-
-            for (text in loadingArray.reversedArray().slice(1..<loadingArray.size)) {
-                toolbarText.value = text
-                delay(delayTime)
-            }
-
-            delay(delayTime)
         }
 
         // determine the role of the student
@@ -145,9 +139,11 @@ private suspend fun launchPhase1(ctx: Context) {
         toast2.show()
     }
 
-    if (!timeTableAvailOffline || internetAvail) {
+    if (!timeTableAvailOffline || !marksAvailOffline || internetAvail) {
         // set up the API (required for later uses of it)
+        if (!isAPISetUp) {
             Network.setupAPI()
+        }
 
         if (internetAvail) {
             // cancel a toast, if any
@@ -156,23 +152,31 @@ private suspend fun launchPhase1(ctx: Context) {
             }
 
             // get the JSON data
-            val timeTableJSON = Network.getTimeTableJSON()
-
-            // try to save them into a file for later use
-            timeTableAvailOffline =
-                Util.saveStringToFile(timeTableFilePath, timeTableJSON)
-
-            // parse the data
-            week = Parsing.parseTimeTableJSON(timeTableJSON)
+            var timeTableJSON = Network.getTimeTableJSON()
+            if (timeTableJSON == """{"error": "network"}""") {
+                timeTableJSON = Util.fileToString(timeTableFilePath)
+            }
 
             // fetch and parse marks
             marksJSON = Network.getMarksJSON()
+            if (marksJSON == """{"error": "network"}""") {
+                marksJSON = Util.fileToString(marksFilePath)
+            }
 
+            timeTableAvailOffline =
+                Util.saveStringToFile(timeTableFilePath, timeTableJSON)
             marksAvailOffline =
                 Util.saveStringToFile(marksFilePath, marksJSON)
 
+            // parse the data
+            week = Parsing.parseTimeTableJSON(timeTableJSON)
             marks = Parsing.parseMarksJSON(marksJSON)
 
+            // set the settings
+            if (Util.fileExists(settingsDataFilePath) && !Util.fileIsEmpty(settingsDataFilePath)) {
+                settings = Util.stringToSettingsData(Util.fileToString(settingsDataFilePath))
+            } // else load the default settings
+
             // continue to launch phase 2
             done = true
             launchPhase2(ctx)
@@ -271,11 +275,15 @@ private fun launchPhase2(ctx: Context) {
         dayList.add(day)
     }
 
+    Util.loadLectureNotes()
+
     loaded = true
 
     coscope_.launch {
+        if (!internetAwaitListenerRunning) {
             setOnInternetAvailListener(ctx, coscope_)
         }
+    }
 
     val role = if (Parsing.userIsParent()) {
         " – Rodič"
@@ -288,8 +296,13 @@ private fun launchPhase2(ctx: Context) {
             Util.fileToString(
                 userDataFilePath
             )
-        ).getString("fullName")}$role"
+        ).getString("fullName")
+    }$role"
 
     // set the main content view
     screenToShow.value = Screen.Main
+
+    if (settings.showRefreshButton.checked.value) {
+        refreshButtonContentColor.value = Color.White
+    }
 }

mobile/app/src/main/java/com/odweta/solon/MainActivity.kt

@@ -69,6 +69,7 @@ class MainActivity : ComponentActivity() {
                     IsShowing.Marks -> MarksScreen()
                     IsShowing.Menu -> MenuScreen()
                     IsShowing.About -> AboutScreen()
+                    IsShowing.Settings -> SettingsScreen()
                 }
             }
 

mobile/app/src/main/java/com/odweta/solon/Marks.kt

@@ -21,6 +21,7 @@ import androidx.compose.foundation.shape.RoundedCornerShape
 import androidx.compose.foundation.verticalScroll
 import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.filled.ArrowBackIosNew
+import androidx.compose.material.icons.filled.AutoAwesome
 import androidx.compose.material3.Button
 import androidx.compose.material3.ButtonDefaults
 import androidx.compose.material3.Icon
@@ -45,6 +46,8 @@ import com.odweta.solon.ui.theme.PastelRed
 import com.odweta.solon.ui.theme.PastelRedTransparent
 import com.odweta.solon.ui.theme.PastelYellow
 import com.odweta.solon.ui.theme.PastelYellowTransparent
+import java.time.LocalDate
+import java.time.format.DateTimeFormatter
 
 enum class MarksShow {
     All,
@@ -113,6 +116,64 @@ fun MarksAll() {
             .verticalScroll(scrollState)
     ) {
         for ((subject, markList) in marks) {
+            val amoledModifier = if (settings.useAmoledMode.checked.value) {
+                Modifier
+                    .width(150.dp)
+                    .fillMaxHeight()
+                    .border(
+                        width = borderWidthDimen,
+                        color = getAvgColor(Util.avg(markList), true), // decide on the color (transparent)
+                        shape = RoundedCornerShape(roundedCornerDimen)
+                    )
+            } else {
+                Modifier
+                    .width(150.dp)
+                    .fillMaxHeight()
+                    .background(
+                        color = getAvgColor(Util.avg(markList)), // decide on the color (not transparent)
+                        shape = RoundedCornerShape(roundedCornerDimen)
+                    )
+            }
+
+            val amoledModifierBackground = if (settings.useAmoledMode.checked.value) {
+                Modifier
+                    .fillMaxWidth()
+                    .height(70.dp)
+                    .border(
+                        width = borderWidthDimen,
+                        color = getAvgColor(Util.avg(markList), true), // decide on the color (transparent)
+                        shape = RoundedCornerShape(roundedCornerDimen)
+                    )
+                    .clickable {
+                        marksShow.value = MarksShow.Subject
+                        subjectToShow = subject
+                    }
+            } else {
+                Modifier
+                    .fillMaxWidth()
+                    .height(70.dp)
+                    .background(
+                        color = getAvgColor(Util.avg(markList)), // decide on the color (transparent)
+                        shape = RoundedCornerShape(roundedCornerDimen)
+                    )
+                    .clickable {
+                        marksShow.value = MarksShow.Subject
+                        subjectToShow = subject
+                    }
+            }
+
+            val amoledSpacerModifier = if (settings.useAmoledMode.checked.value) {
+                Modifier
+                    .width(10.dp)
+                    .fillMaxHeight()
+                    .background(getAvgColor(Util.avg(markList)))
+            } else {
+                Modifier
+                    .width(10.dp)
+                    .fillMaxHeight()
+                    .background(Color.Black)
+            }
+
             var marksString = ""
             for (m in 0 until markList.size-1) {
                 if (markList[m].grade in "0123456789") {
@@ -125,27 +186,21 @@ fun MarksAll() {
                 Box(modifier = Modifier.height(10.dp))
             }
 
-            Row(
-                modifier = Modifier
-                    .fillMaxWidth()
-                    .height(70.dp)
-                    .background(
-                        color = getAvgColor(Util.avg(markList)), // decide on the color (transparent)
-                        shape = RoundedCornerShape(roundedCornerDimen)
-                    )
-                    .clickable {
-                        marksShow.value = MarksShow.Subject
-                        subjectToShow = subject
+            // only add if mark date is not older than one week
+            var subjectContainsNewMark = false
+            for (mark in markList) {
+                if (LocalDate.parse(mark.date, DateTimeFormatter.ISO_LOCAL_DATE_TIME)
+                    .isAfter(LocalDate.now().minusWeeks(1))
+                ) {
+                    subjectContainsNewMark = true
                 }
+            }
+
+            Row(
+                modifier = amoledModifierBackground
             ) {
                 Row(
-                    modifier = Modifier
-                        .width(150.dp)
-                        .fillMaxHeight()
-                        .background(
-                            color = getAvgColor(Util.avg(markList)), // decide on the color (not transparent)
-                            shape = RoundedCornerShape(roundedCornerDimen)
-                        ),
+                    modifier = amoledModifier,
                     verticalAlignment = Alignment.CenterVertically,
                     horizontalArrangement = Arrangement.Center
                 ) {
@@ -160,14 +215,16 @@ fun MarksAll() {
                     )
 
                     Box(
-                        modifier = Modifier
-                            .width(10.dp)
-                            .fillMaxHeight()
-                            .background(Color.Black)
+                        modifier = amoledSpacerModifier
                     )
 
+                    val currAvg = Util.avg(markList).replace(".", ",")
+                    var textToShow = currAvg
+                    if (currAvg.length == 3 && currAvg[2] == '0') {
+                        textToShow = currAvg[0].toString()
+                    }
                     Text(
-                        text = Util.avg(markList).replace(".", ","),
+                        text = textToShow,
                         fontSize = 28.sp,
                         color = Color.White,
                         textAlign = TextAlign.Center,
@@ -176,10 +233,22 @@ fun MarksAll() {
                     )
                 }
 
+                Box(
+                    modifier = Modifier.fillMaxSize().weight(1f),
+                    contentAlignment = Alignment.TopStart
+                ) {
+                    if (subjectContainsNewMark && settings.tagNewMarks.checked.value) {
+                        Icon(
+                            modifier = Modifier.padding(start = 4.dp, top = 4.dp),
+                            imageVector = Icons.Default.AutoAwesome,
+                            contentDescription = "New marks in subject",
+                            tint = Color.White // You can customize the icon color
+                        )
+                    }
+
                     Box(
                         modifier = Modifier
-                        .weight(1f)
-                        .fillMaxHeight()
+                            .fillMaxSize()
                             .padding(horizontal = 10.dp),
                         contentAlignment = Alignment.Center
                     ) {
@@ -192,6 +261,7 @@ fun MarksAll() {
                 }
             }
         }
+    }
 }
 
 @Composable
@@ -251,16 +321,25 @@ fun MarksSubject() {
                         ),
                         shape = RoundedCornerShape(roundedCornerDimen)
                     )
-                    .background(
+                    .background(color = if (settings.useAmoledMode.checked.value) {
+                            Color.Black
+                        } else {
                             getAvgColor(
                                 Util.avg(marks[subjectToShow]!!)
                             )
+                        },
+                        shape = RoundedCornerShape(roundedCornerDimen)
                     )
                     .padding(vertical = 15.dp),
                 contentAlignment = Alignment.Center
             ) {
+                val currAvg = Util.avg(marks[subjectToShow]!!).replace(".", ",")
+                var textToShow = currAvg
+                if (currAvg.length == 3 && currAvg[2] == '0') {
+                    textToShow = currAvg[0].toString()
+                }
                 Text(
-                    text = Util.avg(marks[subjectToShow]!!).replace(".", ","),
+                    text = textToShow,
                     color = Color.White,
                     textAlign = TextAlign.Center,
                     fontSize = 25.sp
@@ -270,7 +349,6 @@ fun MarksSubject() {
 
         Spacer(modifier = Modifier.height(20.dp))
 
-        //Box(modifier = Modifier.height(100.dp)) {
         Text(
             text = subjectNameMap[subjectToShow]!!,
             color = Color.White,
@@ -283,10 +361,15 @@ fun MarksSubject() {
                     color = PastelYellow,
                     shape = RoundedCornerShape(roundedCornerDimen)
                 )
-                    .background(PastelYellowTransparent)
-                    .padding(vertical = 20.dp)
+                .background(color = if (settings.useAmoledMode.checked.value) {
+                        Color.Black
+                    } else {
+                        PastelYellowTransparent
+                    },
+                    shape = RoundedCornerShape(roundedCornerDimen)
+                )
+                .padding(vertical = 20.dp, horizontal = 10.dp)
         ) // subject
-        //}
 
         Spacer(modifier = Modifier.height(20.dp))
 
@@ -296,12 +379,19 @@ fun MarksSubject() {
                     Spacer(modifier = Modifier.height(10.dp))
                 }
 
+                Box(
+                    modifier = Modifier.fillMaxWidth(),
+                    contentAlignment = Alignment.TopStart
+                ) {
                     Row(
                         modifier = Modifier
                             .fillMaxWidth()
                             .padding(horizontal = 5.dp)
-                        .background(
-                            color = getAvgColor(mark.grade),
+                            .background(color = if (settings.useAmoledMode.checked.value) {
+                                Color.Black
+                            } else {
+                                getAvgColor(mark.grade)
+                            },
                                 shape = RoundedCornerShape(roundedCornerDimen)
                             )
                             .padding(vertical = 10.dp)
@@ -336,6 +426,21 @@ fun MarksSubject() {
                             ) // theme
                         }
                     }
+
+                    // only add if mark date is not older than one week
+                    if ((LocalDate
+                            .parse(mark.date, DateTimeFormatter.ISO_LOCAL_DATE_TIME)
+                            .isAfter(LocalDate.now().minusWeeks(1))
+                        ) && settings.tagNewMarks.checked.value
+                    ) {
+                        Icon(
+                            modifier = Modifier.padding(start = 7.dp, top = 4.dp),
+                            imageVector = Icons.Default.AutoAwesome,
+                            contentDescription = "A new mark",
+                            tint = Color.White // You can customize the icon color
+                        )
+                    }
+                }
             }
         }
     }
@@ -371,7 +476,7 @@ fun MarksDetail() {
                 ),
                 modifier = Modifier
                     .border(
-                        width = 5.dp,
+                        width = borderWidthDimen,
                         shape = RoundedCornerShape(roundedCornerDimen),
                         color = PastelYellow
                     )
@@ -392,17 +497,21 @@ fun MarksDetail() {
                     .width(70.dp)
                     .height(70.dp)
                     .border(
-                        width = 5.dp,
+                        width = borderWidthDimen,
                         color = getAvgColor(
-                            Util.avg(marks[subjectToShow]!!),
+                            Util.avg(mutableListOf(markToShow)),
                             true
                         ),
                         shape = RoundedCornerShape(roundedCornerDimen)
                     )
                     .background(
+                        if (settings.useAmoledMode.checked.value) {
+                            Color.Black
+                        } else {
                             getAvgColor(
-                            Util.avg(marks[subjectToShow]!!)
+                                Util.avg(mutableListOf(markToShow))
                             )
+                        }
                     )
                     .padding(vertical = 15.dp),
                 contentAlignment = Alignment.Center
@@ -419,7 +528,6 @@ fun MarksDetail() {
         Spacer(modifier = Modifier.height(20.dp))
 
         Row {
-            //Box(modifier = Modifier.height(70.dp)) {
             Text(
                 text = markToShow.theme,
                 color = Color.White,
@@ -432,10 +540,14 @@ fun MarksDetail() {
                         color = PastelYellow,
                         shape = RoundedCornerShape(roundedCornerDimen)
                     )
-                        .background(PastelYellowTransparent)
+                    .background(if (settings.useAmoledMode.checked.value) {
+                            Color.Black
+                        } else {
+                            PastelYellowTransparent
+                        }
+                    )
                     .padding(vertical = 20.dp)
             ) // description
-            //}
         } // description
 
         Spacer(modifier = Modifier.height(20.dp))
@@ -445,7 +557,11 @@ fun MarksDetail() {
                 .fillMaxWidth()
                 .padding(horizontal = 5.dp)
                 .background(
-                    color = PastelYellowTransparent,
+                    color = if (settings.useAmoledMode.checked.value) {
+                        Color.Black
+                    } else {
+                        PastelYellowTransparent
+                    },
                     shape = RoundedCornerShape(roundedCornerDimen)
                 )
                 .padding(vertical = 20.dp, horizontal = 10.dp)
@@ -484,7 +600,11 @@ fun MarksDetail() {
                 .fillMaxWidth()
                 .padding(horizontal = 5.dp)
                 .background(
-                    color = PastelYellowTransparent,
+                    color = if (settings.useAmoledMode.checked.value) {
+                        Color.Black
+                    } else {
+                        PastelYellowTransparent
+                    },
                     shape = RoundedCornerShape(roundedCornerDimen)
                 )
                 .padding(vertical = 20.dp, horizontal = 10.dp)

mobile/app/src/main/java/com/odweta/solon/Menu.kt

@@ -36,29 +36,20 @@ fun MenuScreen(modifier: Modifier = Modifier) {
         horizontalAlignment = Alignment.CenterHorizontally,
         verticalArrangement = Arrangement.Center
     ) {
-        // Button to trigger the dialog
-        Button(
-            onClick = { showDialog = true },
-            colors = ButtonDefaults.buttonColors(
-                contentColor = Color.White,
-                containerColor = Color.Black
-            ),
-            modifier = Modifier
-                .border(
-                    width = 5.dp,
-                    shape = RoundedCornerShape(roundedCornerDimen),
-                    color = PastelYellow
-                )
-                .width(230.dp)
-                .height(80.dp)
-        ) {
-            Text(
-                text = "Odhlásit se",
-                fontSize = 23.sp
-            )
-        }
+        MenuButton({ showDialog = true }, "Odhlásit se")
 
-        Spacer(modifier = Modifier.height(100.dp))
+        Spacer(modifier = Modifier.height(80.dp))
+
+        MenuButton({ screenToShow.value = Screen.SignIn }, "Změnit přihlášení")
+
+        Spacer(modifier = Modifier.height(80.dp))
+
+        MenuButton({ isShowing.value = IsShowing.About }, "O aplikaci")
+
+        Spacer(modifier = Modifier.height(80.dp))
+
+        MenuButton({ isShowing.value = IsShowing.Settings }, "Nastavení")
+    }
 
     // Dialog implementation
     if (showDialog) {
@@ -114,10 +105,12 @@ fun MenuScreen(modifier: Modifier = Modifier) {
             }
         )
     }
+}
 
-        Button(onClick = {
-                screenToShow.value = Screen.SignIn
-            },
+@Composable
+fun MenuButton(onClick: () -> Unit, text: String) {
+    Button(
+        onClick = onClick,
         colors = ButtonDefaults.buttonColors(
             contentColor = Color.White,
             containerColor = Color.Black
@@ -132,33 +125,8 @@ fun MenuScreen(modifier: Modifier = Modifier) {
             .height(80.dp)
     ) {
         Text(
-                text = "Změnit přihlášení",
+            text = text,
             fontSize = 23.sp
         )
     }
-
-        Spacer(modifier = Modifier.height(100.dp))
-
-        Button(onClick = {
-                isShowing.value = IsShowing.About
-            },
-            colors = ButtonDefaults.buttonColors(
-                contentColor = Color.White,
-                containerColor = Color.Black
-            ),
-            modifier = Modifier
-                .border(
-                    width = 5.dp,
-                    shape = RoundedCornerShape(roundedCornerDimen),
-                    color = PastelYellow
-                )
-                .width(230.dp)
-                .height(80.dp)
-        ) {
-            Text(
-                text = "O aplikaci",
-                fontSize = 23.sp
-            )
-        }
-    }
 }

mobile/app/src/main/java/com/odweta/solon/Navbar.kt

@@ -4,10 +4,12 @@ import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Row
 import androidx.compose.foundation.layout.Spacer
 import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.height
 import androidx.compose.foundation.layout.size
 import androidx.compose.foundation.layout.width
 import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.filled.Menu
+import androidx.compose.material.icons.filled.Refresh
 import androidx.compose.material.icons.filled.Schedule
 import androidx.compose.material3.Button
 import androidx.compose.material3.ButtonDefaults
@@ -15,24 +17,54 @@ import androidx.compose.material3.Icon
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.MutableState
 import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.rememberCoroutineScope
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.res.painterResource
 import androidx.compose.ui.unit.dp
 import com.odweta.solon.ui.theme.PastelYellow
+import kotlinx.coroutines.CoroutineScope
 
 private var timetableColor: MutableState<Color> = mutableStateOf(PastelYellow)
 private var marksColor: MutableState<Color> = mutableStateOf(Color.White)
 private var menuColor: MutableState<Color> = mutableStateOf(Color.White)
+var refreshButtonContentColor: MutableState<Color> = mutableStateOf(Color.White)
 
 @Composable
 fun NavbarScreen(modifier: Modifier = Modifier) {
+    val ctx = LocalContext.current
+    val coscope = rememberCoroutineScope()
     Row(
         modifier = Modifier.fillMaxWidth(),
         horizontalArrangement = Arrangement.Center,
         verticalAlignment = Alignment.CenterVertically
     ) {
+        var spacerModifier = 30.dp
+        if (settings.showRefreshButton.checked.value) {
+            spacerModifier = 15.dp
+            Button(
+                onClick = {
+                    fetchNewData(ctx, coscope)
+                    refreshButtonContentColor.value = PastelYellow
+                },
+                colors = ButtonDefaults.buttonColors(
+                    contentColor = refreshButtonContentColor.value,
+                    containerColor = Color.Black
+                )
+            ) {
+                Icon(
+                    imageVector = Icons.Default.Refresh,
+                    contentDescription = "Refresh Button",
+                    modifier = Modifier.size(25.dp)
+                )
+            }
+
+            Spacer(modifier = Modifier.width(spacerModifier))
+        }
+
         Button(
             onClick = {
                 isShowing.value = IsShowing.Timetable
@@ -52,7 +84,7 @@ fun NavbarScreen(modifier: Modifier = Modifier) {
             )
         }
 
-        Spacer(modifier = Modifier.width(30.dp))
+        Spacer(modifier = Modifier.width(spacerModifier))
 
         Button(
             onClick = {
@@ -74,7 +106,7 @@ fun NavbarScreen(modifier: Modifier = Modifier) {
             )
         }
 
-        Spacer(modifier = Modifier.width(30.dp))
+        Spacer(modifier = Modifier.width(spacerModifier))
 
         Button(
             onClick = {

mobile/app/src/main/java/com/odweta/solon/Network.kt

@@ -58,10 +58,15 @@ class Network {
                 internetAvail = true
                 userData = getUserDataJSON()
                 Util.saveStringToFile(userDataFilePath, userData)
-                if (!Parsing.userIsParent()) {
-                    studentClass = JSONObject(
+                studentClass = if (!Parsing.userIsParent()) {
+                    JSONObject(
                         Util.fileToString(userDataFilePath)
                     ).getJSONObject("class").get("name").toString()
+                } else {
+                    // if the user is a parent, the class will be of their first child
+                    JSONObject(
+                        Util.fileToString(userDataFilePath)
+                    ).getJSONArray("children").getJSONObject(0).getString("className")
                 }
                 studentId = getStudentId()
                 //syid = getSYID()

mobile/app/src/main/java/com/odweta/solon/Parsing.kt

@@ -269,6 +269,23 @@ class Parsing {
                     auxSubjects.add(Subject.empty())
                 }
 
+                // prepend free subjects when day does not start with subject number 1
+                val newSubjects: MutableList<Subject> = mutableListOf()
+                var n = auxSubjects[0].number.toInt()
+                while (n > 1) {
+                    newSubjects.add(
+                        Subject.freeSubject(
+                            number = (n - 1).toString(),
+                            start = "00:00",
+                            end = "00:00"
+                        )
+                    )
+                    n -= 1
+                }
+                val finalSubjects: MutableList<Subject> = mutableListOf()
+                finalSubjects.addAll(newSubjects.reversed())
+                finalSubjects.addAll(auxSubjects)
+
                 for ((i, s) in auxSubjects.withIndex()) {
                     if (s.free) {
                         s.start = auxSubjects[i-1].end
@@ -279,7 +296,7 @@ class Parsing {
                 val day = Day()
                 day.name = name
                 day.date = date
-                day.subjects = auxSubjects
+                day.subjects = finalSubjects
 
                 // get rid of duplicates
                 val nextSubjects: MutableList<Subject> = mutableListOf()

mobile/app/src/main/java/com/odweta/solon/Settings.kt

@@ -0,0 +1,149 @@
+package com.odweta.solon
+
+import androidx.activity.compose.BackHandler
+import androidx.compose.foundation.background
+import androidx.compose.foundation.border
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.Spacer
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.height
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.size
+import androidx.compose.foundation.layout.width
+import androidx.compose.foundation.rememberScrollState
+import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.foundation.verticalScroll
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.filled.ArrowBackIosNew
+import androidx.compose.material3.Button
+import androidx.compose.material3.ButtonDefaults
+import androidx.compose.material3.Icon
+import androidx.compose.material3.Switch
+import androidx.compose.material3.SwitchColors
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.text.style.TextAlign
+import androidx.compose.ui.unit.dp
+import androidx.compose.ui.unit.sp
+import com.odweta.solon.ui.theme.PastelYellow
+
+@Composable
+fun SettingsScreen(modifier: Modifier = Modifier) {
+    // handle the back gesture (back swipe form side or back button on bottom android navbar)
+    BackHandler {
+        isShowing.value = IsShowing.Menu
+    }
+
+    val scrollState = rememberScrollState()
+
+    Column(modifier = Modifier
+        .fillMaxSize()
+        .background(color = Color.Black)
+        .verticalScroll(scrollState)
+    ) {
+        Box(
+            modifier = Modifier
+                .fillMaxWidth()
+                .padding(start = 5.dp)
+        ) {
+            Button(
+                onClick = {
+                    isShowing.value = IsShowing.Menu
+                },
+                colors = ButtonDefaults.buttonColors(
+                    contentColor = Color.White,
+                    containerColor = Color.Black
+                ),
+                modifier = Modifier
+                    .border(
+                        width = 5.dp,
+                        shape = RoundedCornerShape(roundedCornerDimen),
+                        color = PastelYellow
+                    )
+                    .width(70.dp)
+                    .height(70.dp)
+            ) {
+                Icon(
+                    imageVector = Icons.Default.ArrowBackIosNew,
+                    contentDescription = "Back icon",
+                    modifier = Modifier.size(40.dp)
+                )
+            }
+        } // back button
+
+        Spacer(Modifier.height(10.dp))
+
+        SettingsTableRow(settings.useSvobodaMode)
+
+        Spacer(Modifier.height(10.dp))
+
+        SettingsTableRow(settings.useAmoledMode)
+
+        Spacer(Modifier.height(10.dp))
+
+        SettingsTableRow(settings.showRefreshButton)
+
+        Spacer(Modifier.height(10.dp))
+
+        SettingsTableRow(settings.tagNewMarks)
+    }
+}
+
+@Composable
+fun SettingsTableRow(setting: Setting) {
+    Row(
+        modifier = Modifier
+            .padding(10.dp)
+            .background(color = Color.Black, shape = RoundedCornerShape(roundedCornerDimen))
+            .fillMaxWidth(),
+        verticalAlignment = Alignment.CenterVertically
+    ) {
+        Text(
+            text = setting.name,
+            textAlign = TextAlign.Start,
+            color = Color.White,
+            fontSize = 20.sp
+        )
+
+        Spacer(modifier = Modifier.weight(1f))
+
+        Switch(
+            checked = setting.checked.value,
+            onCheckedChange = {
+                setting.checked.value = it
+                when (setting.id) {
+                    SettingsId.Svoboda -> settings.useSvobodaMode = setting
+                    SettingsId.Amoled -> settings.useAmoledMode = setting
+                    SettingsId.RefreshButton -> settings.showRefreshButton = setting
+                    SettingsId.TagNewMarks -> settings.tagNewMarks = setting
+                    else -> {}
+                }
+                Util.saveStringToFile(settingsDataFilePath, settings.toString())
+            },
+            colors = SwitchColors(
+                uncheckedThumbColor = Color.Black,
+                uncheckedTrackColor = Color.DarkGray,
+                uncheckedBorderColor = Color.DarkGray,
+                checkedThumbColor = Color.Black,
+                checkedTrackColor = PastelYellow,
+                checkedBorderColor = PastelYellow,
+                checkedIconColor = Color.White,
+                uncheckedIconColor = Color.White,
+                disabledCheckedThumbColor = Color.Black,
+                disabledCheckedTrackColor = Color.Black,
+                disabledCheckedBorderColor = Color.Black,
+                disabledCheckedIconColor = Color.Black,
+                disabledUncheckedThumbColor = Color.Black,
+                disabledUncheckedTrackColor = Color.Black,
+                disabledUncheckedBorderColor = Color.Black,
+                disabledUncheckedIconColor = Color.Black
+            )
+        )
+    }
+}

mobile/app/src/main/java/com/odweta/solon/SignIn.kt

@@ -39,12 +39,6 @@ import kotlinx.coroutines.launch
 import androidx.compose.foundation.layout.*
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
-import androidx.compose.ui.platform.LocalDensity
-import androidx.compose.animation.core.animateDpAsState
-import androidx.compose.foundation.layout.WindowInsets
-import androidx.compose.foundation.layout.ime
-import androidx.compose.runtime.LaunchedEffect
-import androidx.compose.ui.tooling.preview.Preview
 
 private var buttonText: MutableState<String> = mutableStateOf("Přihlásit se")
 
@@ -101,6 +95,7 @@ fun signInButtonCallback(ctx: Context, coscope: CoroutineScope, buttonText: Stri
             Account.save(acc)
             signedInAndReadyToLaunch.value = true
             screenToShow.value = Screen.Splash
+            fetchNewData(ctx, coscope)
         } else {
             Toast.makeText(
                 ctx,

mobile/app/src/main/java/com/odweta/solon/Timetable.kt

@@ -1,37 +1,62 @@
 package com.odweta.solon
 
 import android.annotation.SuppressLint
-import android.text.format.Time
 import androidx.compose.foundation.ExperimentalFoundationApi
+import androidx.compose.foundation.Image
 import androidx.compose.foundation.background
+import androidx.compose.foundation.border
+import androidx.compose.foundation.clickable
 import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Box
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.Spacer
+import androidx.compose.foundation.layout.fillMaxHeight
 import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.height
 import androidx.compose.foundation.layout.padding
-import androidx.compose.foundation.Image
-import androidx.compose.foundation.border
-import androidx.compose.foundation.layout.Box
-import androidx.compose.foundation.layout.fillMaxHeight
 import androidx.compose.foundation.layout.width
 import androidx.compose.foundation.pager.HorizontalPager
 import androidx.compose.foundation.pager.rememberPagerState
 import androidx.compose.foundation.rememberScrollState
 import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.foundation.text.selection.TextSelectionColors
 import androidx.compose.foundation.verticalScroll
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.filled.AutoAwesome
+import androidx.compose.material.icons.filled.EditNote
+import androidx.compose.material3.Button
+import androidx.compose.material3.ButtonColors
+import androidx.compose.material3.DropdownMenu
+import androidx.compose.material3.DropdownMenuItem
+import androidx.compose.material3.ExperimentalMaterial3Api
+import androidx.compose.material3.Icon
 import androidx.compose.material3.Text
+import androidx.compose.material3.TextField
+import androidx.compose.material3.TextFieldDefaults
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableIntStateOf
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.rememberCoroutineScope
+import androidx.compose.runtime.setValue
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
+import androidx.compose.ui.focus.focusModifier
 import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.res.painterResource
 import androidx.compose.ui.text.font.FontStyle
 import androidx.compose.ui.text.font.FontWeight
 import androidx.compose.ui.text.style.TextAlign
 import androidx.compose.ui.unit.dp
 import androidx.compose.ui.unit.sp
+import androidx.compose.ui.window.Dialog
+import androidx.compose.ui.window.DialogProperties
+import androidx.compose.ui.window.PopupProperties
+import androidx.compose.ui.zIndex
 import com.odweta.solon.ui.theme.PastelGreen
 import com.odweta.solon.ui.theme.PastelGreenTransparent
 import com.odweta.solon.ui.theme.PastelRed
@@ -39,15 +64,171 @@ import com.odweta.solon.ui.theme.PastelRedTransparent
 import com.odweta.solon.ui.theme.PastelYellow
 import com.odweta.solon.ui.theme.PastelYellowTransparent
 import kotlinx.coroutines.delay
+import kotlinx.coroutines.launch
 import java.time.LocalDate
-import java.time.LocalDateTime
 import java.time.LocalTime
 import java.time.format.DateTimeFormatter
 
-@OptIn(ExperimentalFoundationApi::class)
+var showDetailDialog = mutableStateOf(false)
+
 @Composable
 fun TimetableScreen() {
-    val pagerState = rememberPagerState( pageCount = { days.size } )
+    Box(
+        modifier = Modifier
+            .fillMaxSize(),
+        contentAlignment = Alignment.BottomCenter
+    ) {
+        DayPager()
+        if (showDetailDialog.value) {
+            DetailDialog()
+        }
+    }
+}
+
+@SuppressLint("UnrememberedMutableState")
+@OptIn(ExperimentalMaterial3Api::class)
+@Composable
+fun DetailDialog() {
+    Dialog(
+        onDismissRequest = { showDetailDialog.value = false },  // Close the dialog on dismiss
+        properties = DialogProperties(
+            dismissOnBackPress = true,
+            dismissOnClickOutside = true
+        ),
+        content = {
+            Box(
+                modifier = Modifier
+                    .fillMaxWidth()
+                    .padding(horizontal = 20.dp)
+                    .background(
+                        color = Color.Black,
+                        shape = RoundedCornerShape(roundedCornerDimen)
+                    )
+            ) {
+                Column(
+                    horizontalAlignment = Alignment.CenterHorizontally
+                ) {
+                    Text(
+                        text = "" +
+                            lectureNotes[selectedLecture]?.number.toString() +
+                            " – " +
+                            lectureNotes[selectedLecture]?.lectureName.toString(),
+                        color = Color.White,
+                        textAlign = TextAlign.Left,
+                        modifier = Modifier.padding(top = 10.dp)
+                    )
+
+                    ///////////////////////////////////////////////////////////
+
+                    var isExpanded by remember { mutableStateOf(false) }
+
+                    Button(
+                        modifier = Modifier.background(
+                            color = Color.Black,
+                            shape = RoundedCornerShape(roundedCornerDimen)
+                        ),
+                        onClick = { isExpanded = true },
+                        colors = ButtonColors(
+                            containerColor = Color.Black,
+                            contentColor = Color.White,
+                            disabledContainerColor = Color.Black,
+                            disabledContentColor = Color.White
+                        )
+                    ) {
+                        val type = when (lectureNotes[selectedLecture]?.type?.value) {
+                            LectureNoteType.Normal -> "Normální"
+                            LectureNoteType.Writing -> "Písemný test"
+                            LectureNoteType.Speaking -> "Ústní zkoušení"
+                            LectureNoteType.Other -> "Jiné"
+                            else -> "Jiné"
+                        }
+                        Text("Typ poznámky: $type")
+                    }
+
+                    DropdownMenu(
+                        modifier = Modifier.background(color = Color.Black),
+                        onDismissRequest = { isExpanded = false },
+                        expanded = isExpanded,
+                        properties = PopupProperties(
+                            excludeFromSystemGesture = false,
+                            dismissOnClickOutside = true,
+                            dismissOnBackPress = true,
+                            focusable = true
+                        ),
+                    ) {
+                        DropdownMenuItem(
+                            enabled = true,
+                            onClick = {
+                                isExpanded = false
+                                lectureNotes[selectedLecture]?.type?.value = LectureNoteType.Normal
+                                Util.saveLectureNotes()
+                            },
+                            text = { Text("Normální poznámka", color = Color.White) }
+                        )
+
+                        DropdownMenuItem(
+                            enabled = true,
+                            onClick = {
+                                isExpanded = false
+                                lectureNotes[selectedLecture]?.type?.value = LectureNoteType.Writing
+                                Util.saveLectureNotes()
+                            },
+                            text = { Text("Písemný test", color = Color.White) }
+                        )
+
+                        DropdownMenuItem(
+                            enabled = true,
+                            onClick = {
+                                isExpanded = false
+                                lectureNotes[selectedLecture]?.type?.value = LectureNoteType.Speaking
+                                Util.saveLectureNotes()
+                            },
+                            text = { Text("Ústní zkoušení", color = Color.White) }
+                        )
+
+                        DropdownMenuItem(
+                            enabled = true,
+                            onClick = {
+                                isExpanded = false
+                                lectureNotes[selectedLecture]?.type?.value = LectureNoteType.Other
+                                Util.saveLectureNotes()
+                            },
+                            text = { Text("Jiné", color = Color.White) }
+                        )
+                    }
+
+                    ////////////////////////////////////////////////
+
+                    TextField(
+                        value = lectureNotes[selectedLecture]?.note?.value ?: "",
+                        onValueChange = { newText: String ->
+                            lectureNotes[selectedLecture]?.note?.value = newText
+                            Util.saveLectureNotes()
+                        },
+                        singleLine = true,
+                        placeholder = { Text("Sem můžete napsat poznámky k\u00A0této hodině.") }, //  
+                        colors = TextFieldDefaults.textFieldColors(
+                            focusedTextColor = Color.White,
+                            containerColor = Color.Black,
+                            selectionColors = TextSelectionColors(
+                                handleColor = PastelYellow,
+                                backgroundColor = PastelYellowTransparent
+                            ),
+                            cursorColor = PastelYellow,
+                            focusedIndicatorColor = PastelYellow,
+                            unfocusedIndicatorColor = PastelYellowTransparent
+                        )
+                    )
+                }
+            }
+        }
+    )
+}
+
+@OptIn(ExperimentalFoundationApi::class)
+@Composable
+fun DayPager() {
+    val pagerState = rememberPagerState(pageCount = { days.size })
     HorizontalPager(
         state = pagerState,
         modifier = Modifier.fillMaxSize()
@@ -109,17 +290,28 @@ fun subjectModifier(d: Day, s: Subject, lectureNumber: Int): Modifier {
         currentLectureNumber = lectureNumber
     }
 
-    val m = Modifier
+    val m = if (settings.useAmoledMode.checked.value) {
+        Modifier
+            .fillMaxWidth()
+            .height(70.dp)
+            .border(
+                width = borderWidthDimen,
+                color = getSubjectColor(s, false), // decide on the color (transparent)
+                shape = RoundedCornerShape(roundedCornerDimen)
+            )
+    } else {
+        Modifier
             .fillMaxWidth()
             .height(70.dp)
             .background(
                 color = getSubjectColor(s, true), // decide on the color (transparent)
                 shape = RoundedCornerShape(roundedCornerDimen)
             )
+    }
 
     return if (lectureNumber == currentLectureNumber && dateParsed == todayDate) {
         m.border(
-            width = 5.dp,
+            width = borderWidthDimen,
             color = getSubjectColor(s, false),
             shape = RoundedCornerShape(roundedCornerDimen)
         )
@@ -128,6 +320,7 @@ fun subjectModifier(d: Day, s: Subject, lectureNumber: Int): Modifier {
     }
 }
 
+@SuppressLint("UnrememberedMutableState")
 @Composable
 private fun DayScreen(day: Day) {
     val scrollState = rememberScrollState()
@@ -158,12 +351,43 @@ private fun DayScreen(day: Day) {
                 .padding(horizontal = 5.dp)
                 .verticalScroll(scrollState)
         ) {
-            for (subject in day.subjects) {
+            for ((subjectIndex, subject) in day.subjects.withIndex()) {
+                val lectureId = Util.getLectureId(day.date, subjectIndex)
+
+                val amoledModifier = if (settings.useAmoledMode.checked.value) {
+                    Modifier
+                        .width(50.dp)
+                        .fillMaxHeight()
+                        .border(
+                            width = borderWidthDimen,
+                            color = getSubjectColor(
+                                subject,
+                                false
+                            ),
+                            shape = RoundedCornerShape(roundedCornerDimen)
+                        )
+                } else {
+                    Modifier
+                        .width(50.dp)
+                        .fillMaxHeight()
+                        .background(
+                            color = getSubjectColor(
+                                subject,
+                                true
+                            ),
+                            shape = RoundedCornerShape(roundedCornerDimen)
+                        )
+                }
+
                 if (day.subjects.indexOf(subject) > 0) {
                     Box(modifier = Modifier.height(10.dp)) {
                         if (subject.name == day.subjects[day.subjects.indexOf(subject) - 1].name) {
+                            val drawable =
+                                if (subject.free) { R.drawable.squiggly_line_green }
+                                else { R.drawable.squiggly_line_yellow }
+
                             Image(
-                                painter = painterResource(R.drawable.squiggly_line_yellow),
+                                painter = painterResource(drawable),
                                 contentDescription = "Spojovač stejných předmětů",
                                 modifier = Modifier.fillMaxSize()
                             )
@@ -171,21 +395,14 @@ private fun DayScreen(day: Day) {
                     }
                 }
 
-                Row(
-                    modifier = subjectModifier(day, subject, subject.number.toInt())
+                Box (
+                    modifier = subjectModifier(day, subject, subject.number.toInt()),
+                    contentAlignment = Alignment.TopStart
                 ) {
+                    Row {
                         if (subject.substitute != "2") {
                             Box(
-                            modifier = Modifier
-                                .width(50.dp)
-                                .fillMaxHeight()
-                                .background(
-                                    color = getSubjectColor(
-                                        subject,
-                                        true
-                                    ), // decide on the color (not transparent)
-                                    shape = RoundedCornerShape(roundedCornerDimen)
-                                ),
+                                modifier = amoledModifier,
                                 contentAlignment = Alignment.Center
                             ) {
                                 Text(
@@ -205,12 +422,31 @@ private fun DayScreen(day: Day) {
                                 horizontalAlignment = Alignment.Start
                             ) {
                                 if (!subject.free) {
+                                    if (subject.substitute == "1") {
+                                        Row {
                                             Text(
                                                 text = subject.name.uppercase(),
                                                 color = Color.White,
                                                 fontSize = 25.sp,
                                                 fontWeight = FontWeight.Bold
                                             )
+
+                                            Spacer(modifier = Modifier.width(10.dp))
+
+                                            Text(
+                                                text = " supl ",
+                                                color = Color.Black,
+                                                modifier = Modifier.background(color = Color.White)
+                                            )
+                                        }
+                                    } else {
+                                        Text(
+                                            text = subject.name.uppercase(),
+                                            color = Color.White,
+                                            fontSize = 25.sp,
+                                            fontWeight = FontWeight.Bold
+                                        )
+                                    }
                                 }
 
                                 Text(
@@ -243,8 +479,7 @@ private fun DayScreen(day: Day) {
                                 .padding(vertical = 5.dp),
                             contentAlignment = Alignment.Center
                         ) {
-                        // add this to the 'Svoboda' mode maybe later; for now, it is left out
-                        /*if (!Parsing.userIsParent()) {
+                            if (settings.useSvobodaMode.checked.value) {
                                 if (
                                     subject.teacher == "Jindřich Svoboda" &&
                                     studentClass == "5. G"
@@ -255,22 +490,25 @@ private fun DayScreen(day: Day) {
                                         modifier = Modifier.fillMaxSize()
                                     )
                                 }
-                        }*/
+                            }
                         }
 
                         if (subject.substitute != "2") {
                             Column(
                                 modifier = Modifier
                                     .fillMaxHeight()
-                                .padding(end = 20.dp),
+                                    .padding(end = 10.dp),
                                 verticalArrangement = Arrangement.Center,
                                 horizontalAlignment = Alignment.End
                             ) {
+                                // show only for non prepended free lectures
+                                if ((subject.free && subject.start != "00:00" && subject.end != "00:00") || !subject.free) {
                                     Text(
                                         text = "${subject.start}–${subject.end}",
                                         color = Color.White,
                                         fontSize = 21.sp
                                     )
+                                }
 
                                 if (!subject.free) {
                                     Box (
@@ -286,6 +524,28 @@ private fun DayScreen(day: Day) {
                             }
                         }
                     }
+
+                    Box(modifier = Modifier
+                        .fillMaxSize()
+                        .zIndex(99f)
+                        .clickable {
+                            selectedLecture = lectureId
+                            showDetailDialog.value = true
+                    })
+
+                    if (
+                        (lectureNotes[lectureId] != null && lectureNotes[lectureId]?.note?.value != "") ||
+                        (lectureNotes[lectureId] != null && lectureNotes[lectureId]?.type?.value != LectureNoteType.Normal) &&
+                        (lectureNotes[lectureId] != null && lectureNotes[lectureId]?.type?.value != LectureNoteType.Other)
+                    ) {
+                        Icon(
+                            modifier = Modifier.padding(start = 3.dp, top = 1.dp),
+                            imageVector = Icons.Default.EditNote,
+                            contentDescription = "Lecture has note",
+                            tint = Color.White // You can customize the icon color
+                        )
+                    }
+                }
             }
         }
     }

mobile/app/src/main/java/com/odweta/solon/Toolbar.kt

@@ -1,6 +1,8 @@
 package com.odweta.solon
 
 import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.Spacer
+import androidx.compose.foundation.layout.height
 import androidx.compose.foundation.layout.padding
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable

mobile/app/src/main/java/com/odweta/solon/Util.kt

@@ -1,33 +1,19 @@
 package com.odweta.solon
 
-import android.animation.Animator
-import android.animation.AnimatorInflater
-import android.animation.AnimatorListenerAdapter
-import android.animation.ArgbEvaluator
-import android.animation.ValueAnimator
-import android.app.ActivityManager
 import android.content.Context
-import android.content.res.ColorStateList
-import android.content.res.Resources
-import android.graphics.drawable.Drawable
-import android.graphics.drawable.GradientDrawable
+import android.content.pm.PackageManager
 import android.net.ConnectivityManager
 import android.net.NetworkCapabilities
-import android.os.Handler
+import android.os.Build
 import android.util.DisplayMetrics
 import android.view.WindowManager
-import android.view.animation.AnimationUtils
-import android.widget.Button
-import androidx.compose.ui.graphics.Color
-import androidx.core.content.ContextCompat
-import androidx.core.content.res.ResourcesCompat
-import com.odweta.solon.ui.theme.PastelGreenTransparent
-import com.odweta.solon.ui.theme.PastelOrangeTransparent
-import com.odweta.solon.ui.theme.PastelRedTransparent
-import com.odweta.solon.ui.theme.PastelYellowTransparent
+import androidx.compose.runtime.mutableStateOf
+import androidx.core.content.pm.PackageInfoCompat
 import java.io.File
 import java.io.IOException
 import java.nio.charset.Charset
+import java.security.MessageDigest
+import kotlin.math.abs
 
 class Util {
     companion object {
@@ -129,22 +115,20 @@ class Util {
             }
         }
 
-        fun isAppInForeground(context: Context, packageName: String): Boolean {
-            val activityManager = context.getSystemService(Context.ACTIVITY_SERVICE) as ActivityManager
+        /*fun isAppInForeground(context: Context, packageName: String): Boolean {
+            val activityManager =
+                context.getSystemService(Context.ACTIVITY_SERVICE) as ActivityManager
             val runningAppProcesses = activityManager.runningAppProcesses ?: return false
 
             for (processInfo in runningAppProcesses) {
                 if (processInfo.importance == ActivityManager.RunningAppProcessInfo.IMPORTANCE_FOREGROUND &&
-                    processInfo.processName == packageName) {
+                    processInfo.processName == packageName
+                ) {
                     return true
                 }
             }
             return false
-        }
-
-        fun pixelsToDp(pixels: Int, resources: Resources): Int {
-            return (pixels * resources.displayMetrics.density).toInt()
-        }
+        }*/
 
         fun avg(marks: MutableList<Mark>): String {
             var sum = 0f
@@ -166,7 +150,8 @@ class Util {
                 weights.add(mark.weight.toFloat())
             }
 
-            return String.format("%.2f", (sum / sum(weights))).replace(',', '.')
+            return "${Math.round(sum / sum(weights) * 100f) / 100f}".replace(",", ".")
+            //return String.format("%.2f", (sum / sum(weights))).replace(',', '.')
         }
 
         private fun sum(nums: List<Float>): Float {
@@ -220,5 +205,118 @@ class Util {
 
             return d
         }*/
+
+        data class AppVersion(
+            val versionName: String,
+            val versionNumber: Long,
+        )
+
+        fun getAppVersion(
+            context: Context,
+        ): AppVersion? {
+            return try {
+                val packageManager = context.packageManager
+                val packageName = context.packageName
+                val packageInfo = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU) {
+                    packageManager.getPackageInfo(
+                        packageName,
+                        PackageManager.PackageInfoFlags.of(0)
+                    )
+                } else {
+                    packageManager.getPackageInfo(packageName, 0)
+                }
+                AppVersion(
+                    versionName = packageInfo.versionName.toString(),
+                    versionNumber = PackageInfoCompat.getLongVersionCode(packageInfo),
+                )
+            } catch (e: Exception) {
+                null
+            }
+        }
+
+        fun stringToSettingsData(s: String): SettingsData {
+            val settings = s.split("\n")
+            val auxSettingsData = SettingsData()
+            val useSvobodaMode = settings[0].split("#")
+            val useAmoledMode = settings[1].split("#")
+            val showRefreshButton = settings[2].split("#")
+
+            auxSettingsData.useSvobodaMode.id = SettingsId.Svoboda
+            auxSettingsData.useSvobodaMode.name = useSvobodaMode[1]
+            auxSettingsData.useSvobodaMode.checked.value = useSvobodaMode[2].toBoolean()
+
+            auxSettingsData.useAmoledMode.id = SettingsId.Amoled
+            auxSettingsData.useAmoledMode.name = useAmoledMode[1]
+            auxSettingsData.useAmoledMode.checked.value = useAmoledMode[2].toBoolean()
+
+            auxSettingsData.showRefreshButton.id = SettingsId.RefreshButton
+            auxSettingsData.showRefreshButton.name = showRefreshButton[1]
+            auxSettingsData.showRefreshButton.checked.value = showRefreshButton[2].toBoolean()
+
+            return auxSettingsData
+        }
+
+        fun getLectureId(date: String, subjectIndex: Int): Int {
+            val concat = "$date[$subjectIndex]"
+            val bytes = concat.toByteArray()
+            val md5AsBytes = MessageDigest.getInstance("MD5").digest(bytes)
+            return abs(md5AsBytes.take(4).fold(0) { acc, byte ->
+                (acc shl 8) or (byte.toInt() and 0xff)
+            })
+        }
+
+        private fun csvToLectureNotes() {
+            val lines = fileToString(lectureNotesFilePath).lines()
+            for (line in lines) {
+                if (line.isBlank()) continue
+
+                val parts = line.split(",")
+
+                if (parts.size >= 3) {
+                    val id = parts[0].trim().toInt()
+                    val type = parts[1].trim().toLectureNoteType()
+                    var note = parts[2].trim()
+                    for (part in 3.until(parts.size)) {
+                        note += ",${parts[part]}"
+                    }
+
+                    lectureNotes[id]?.note = mutableStateOf(note)
+                    lectureNotes[id]?.type = mutableStateOf(type)
+                }
+            }
+        }
+
+        private fun lectureNotesToCsvString(hashMap: HashMap<Int, LectureNote>): String {
+            var result = ""
+            for ((key, lectureNote) in hashMap) {
+                result +=
+                    "$key," +
+                    "${lectureNote.type.value}," +
+                    "${lectureNote.note.value}\n"
+            }
+            return result
+        }
+
+        fun loadLectureNotes() {
+            for (day in days) {
+                for ((subjectIndex, subject) in day.subjects.withIndex()) {
+                    val id = getLectureId(day.date, subjectIndex)
+                    lectureNotes[id] = LectureNote(
+                        id = id,
+                        type = mutableStateOf(LectureNoteType.Normal),
+                        note = mutableStateOf(""),
+                        number = subject.number.toInt(),
+                        lectureName = subject.name
+                    )
+                }
+            }
+
+            csvToLectureNotes()
+        }
+
+        fun saveLectureNotes() {
+            val toSave = lectureNotesToCsvString(lectureNotes)
+            saveStringToFile(lectureNotesFilePath, toSave)
+        }
     }
 }

mobile/app/src/main/res/drawable/launcher_background.xml

@@ -1,53 +1,74 @@
 <?xml version="1.0" encoding="utf-8"?>
 <vector
-    xmlns:android="http://schemas.android.com/apk/res/android"
     android:height="108dp"
     android:width="108dp"
     android:viewportHeight="108"
-    android:viewportWidth="108">
-
-    <!-- Background Color -->
-    <path android:fillColor="#000000"
+    android:viewportWidth="108"
+    xmlns:android="http://schemas.android.com/apk/res/android">
+    <path android:fillColor="#3DDC84"
           android:pathData="M0,0h108v108h-108z"/>
-
-    <!-- Vertical Grid Lines -->
-    <path android:fillColor="#00000000"
-        android:pathData="M9,0L9,108"
-        android:strokeColor="#000000"
-        android:strokeWidth="0.8"/>
-    <path android:fillColor="#00000000"
-        android:pathData="M19,0L19,108"
-        android:strokeColor="#000000"
-        android:strokeWidth="0.8"/>
-    <path android:fillColor="#00000000"
-        android:pathData="M29,0L29,108"
-        android:strokeColor="#000000"
-        android:strokeWidth="0.8"/>
-    <!-- Repeat the lines for remaining grid -->
-
-    <!-- Horizontal Grid Lines -->
-    <path android:fillColor="#00000000"
-        android:pathData="M0,9L108,9"
-        android:strokeColor="#000000"
-        android:strokeWidth="0.8"/>
-    <path android:fillColor="#00000000"
-        android:pathData="M0,19L108,19"
-        android:strokeColor="#000000"
-        android:strokeWidth="0.8"/>
-    <path android:fillColor="#00000000"
-        android:pathData="M0,29L108,29"
-        android:strokeColor="#000000"
-        android:strokeWidth="0.8"/>
-    <!-- Repeat the lines for remaining grid -->
-
-    <!-- Additional Grid Lines within the Central Area -->
-    <path android:fillColor="#00000000"
-        android:pathData="M19,29L89,29"
-        android:strokeColor="#000000"
-        android:strokeWidth="0.8"/>
-    <path android:fillColor="#00000000"
-        android:pathData="M19,39L89,39"
-        android:strokeColor="#000000"
-        android:strokeWidth="0.8"/>
-    <!-- Repeat similar paths for the remaining inner lines -->
+    <path android:fillColor="#00000000" android:pathData="M9,0L9,108"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M19,0L19,108"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M29,0L29,108"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M39,0L39,108"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M49,0L49,108"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M59,0L59,108"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M69,0L69,108"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M79,0L79,108"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M89,0L89,108"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M99,0L99,108"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M0,9L108,9"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M0,19L108,19"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M0,29L108,29"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M0,39L108,39"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M0,49L108,49"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M0,59L108,59"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M0,69L108,69"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M0,79L108,79"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M0,89L108,89"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M0,99L108,99"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M19,29L89,29"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M19,39L89,39"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M19,49L89,49"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M19,59L89,59"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M19,69L89,69"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M19,79L89,79"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M29,19L29,89"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M39,19L39,89"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M49,19L49,89"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M59,19L59,89"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M69,19L69,89"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M79,19L79,89"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
 </vector>

mobile/app/src/main/res/mipmap-anydpi-v26/launcher.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
-    <background android:drawable="@drawable/launcher_background"/>
+    <background android:drawable="@mipmap/launcher_background"/>
     <foreground android:drawable="@mipmap/launcher_foreground"/>
 </adaptive-icon>

mobile/app/src/main/res/mipmap-anydpi-v26/launcher_round.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
-    <background android:drawable="@drawable/launcher_background"/>
+    <background android:drawable="@mipmap/launcher_background"/>
     <foreground android:drawable="@mipmap/launcher_foreground"/>
 </adaptive-icon>

mobile/gradle.properties

@@ -21,3 +21,4 @@ kotlin.code.style=official
 # resources declared in the library itself and none from the library's dependencies,
 # thereby reducing the size of the R class for that library
 android.nonTransitiveRClass=true
+sdk.dir=~/Android/Sdk