//
// Created by CC-star on 25-5-9.
//
#include <stdio.h>
#include "./Shear/C3_shear.h"


int C3_User();
int C3_Admin();
void Update_MusicInfo();

//文件大小
int File_information_size() {
    FILE *fp = fopen(MUSIC_PATH, "r");
    if (fp == NULL) {
        printf("无法打开歌曲列表文件！该程序无法正常使用，请先创建歌曲列表文件：music_list.txt\n");
        return 3;
    }

    fseek(fp, 0, SEEK_END);
    long fileSize= ftell(fp);
    // rewind(fp);
    fclose(fp);
    if (fileSize == 0) {
        printf("无歌曲信息，自动更新音乐歌单\n");
        return 2;
    }else {
        return 1;
    }
}


int C3main() {
    int ret = File_information_size();
    if (ret== 3) {
        return 0;
    } else if (ret == 2) {
        Update_MusicInfo();
    }

    while (1) {
        printf("\n---------------------👇点歌台管理控制面板👇----------------------\n");
        printf("1：游客登入\n2：管理员登入\n");
        printf("0.返回主控制台\n");
        printf("-----------------------👆选择对应数字👆------------------------\n");
        printf("请输入选择：");
        int opt;
        scanf("%d", &opt);
        while (getchar() != '\n');
        switch (opt) {
            case 1:
                C3_User();
                break;
            case 2:
                C3_Admin();
                break;
            case 0:
                printf("⚠️返回主控制台中...⚠️\n");
                return 0;
            default:
                printf("⚠️输入有误，请重新输入⚠️\n");
            break;
        }
    }
}