#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <ncurses.h>
#include <getopt.h>
#include <ao/ao.h>

#include "csoundbox.h"
#include "config.h"
#include "sound.h"
#include "udpserver.h"


int main(int argc, char *argv[]) {
    const char *short_options = "hsi:l";
    struct option long_options[] = {
        {"server", no_argument, NULL, 's'},
        {"ip", required_argument, NULL, 'i'},
        {"help", no_argument, NULL, 'h'},
        {"local", no_argument, NULL, 'l'}
    };
    int c;
    
    //initialize libconfig
    cfginit();
    
    
    while ( (c = getopt_long(argc, argv, short_options, long_options, NULL)) != -1 ) {
        switch (c) {
        case 's':
            //start server
            printf("Server.\n");
            udpserver();
            break;
        case 'h':
            //show the help page
            
            break;
        case 'i':
            //connect to a csoundbox server
            inputNetwork(optarg);
            break;
        case 'l':
        default:
            //start local
            inputLocal();
            break;
        }
    }
    if (argc < 2) {
       inputLocal(); 
    }
    cfgdestroy();
    ao_shutdown();
    return 0;
}

void inputLocal(void) {
    initscr();
    nonl(); //no newline
    noecho();
    keypad(stdscr, TRUE); //Disable the F1-12 keypad
    curs_set(0); //Disable the cursor
    
    printCursesWelcome();
    
    int input;
    //Key 13 --> ENTER
    //Key 265 --> F1 
    while ((input = getch()) != 13 && input != 265) {
        playSound(lookupSounds(input));
    }
    
    endwin();
}

void inputNetwork(char *server) {
    initscr();
    nonl(); //no newline
    noecho();
    keypad(stdscr, TRUE); //Disable the F1-12 keypad
    curs_set(0); //Disable the cursor
    
    printCursesWelcome();
    
    char input[2];
    int inp;
    //Key 13 --> ENTER
    //Key 265 --> F1
    while ((input[0] = inp = getch()) != 13 && inp != 265) {
        input[1] = '\0';
        sendKeyUDP(server, input);
    }
    if (inp == 265) {
        sendKeyUDP(server, "exit");
    }
    endwin();
}

void printCursesWelcome(void) {
    int y, x;
    getmaxyx(stdscr, y, x);
    //center
    y /= 2;
    x /= 2;
    const char *msg = "Press enter to exit.";
    const char *msg2 = "Press F1 to kill the server + client";
    mvprintw(y, x - (strlen(msg) / 2), msg);
    mvprintw(y + 1, x - (strlen(msg2) / 2), msg2);
}