#include <cstring>
#include <iostream>
#include <stdlib.h>
#include <string>

#include "include/parser.h"
#include "include/handler.h"

using namespace std;

void show_usage() {
    cout << "usage:\n" 
            "these env vars have to be set: FRONTEND_API_KEY, DB_URL"
            "tickets create <title> <description>\n"
            "tickets list [-status <status>]\n"
            "tickets detail <id>" << endl;
}

#define show_usage_and_die() show_usage(); return 1;

int parse_args(Dao *dao, int argc, char *argv[]) {
    if (argc == 1) { // not enough args
        show_usage_and_die();
    }

    if (strcmp(argv[1], "create") == 0) { // creating a ticket
        if (argc != 4) {
            show_usage_and_die();
        }

        return handle_create(dao, argv[2], argv[3]); // title and description
    }


    if (strcmp(argv[1], "list") == 0) { // listing tickets (optional filter by status)
        if (argc != 2 || argc != 4) {
            show_usage_and_die();
        }

        if (argc == 4) {
            if (strcmp(argv[2], "-status") == 0) {
                return handle_list(dao, argv[3]); // the status text
            }
        }

        // now we know that argc == 2
        // -> handle list (get all tickets)
        return handle_list(dao);
    }

    if (strcmp(argv[1], "detail") == 0) {
        if (argc != 3) {
            show_usage_and_die();
        }

        int ticket_id = atoi(argv[2]);

        return handle_detail(dao, ticket_id); // ticket id
    }

    return 0;
}