using System.Text.Json;
using System.Text.Json.Serialization;

namespace ShengShengBuXi.ConsoleApp.Models;

/// <summary>
/// 电话亭配置类，包含所有可配置项
/// </summary>
public class PhoneBoothConfig
{
    /// <summary>
    /// 音频文件配置
    /// </summary>
    public AudioFilesConfig AudioFiles { get; set; } = new();

    /// <summary>
    /// 拨号配置
    /// </summary>
    public DialConfig Dial { get; set; } = new();

    /// <summary>
    /// 录音配置
    /// </summary>
    public RecordingConfig Recording { get; set; } = new();

    /// <summary>
    /// 电话流程配置
    /// </summary>
    public CallFlowConfig CallFlow { get; set; } = new();

    /// <summary>
    /// 从文件加载配置
    /// </summary>
    /// <param name="filePath">配置文件路径</param>
    /// <returns>配置对象</returns>
    public static PhoneBoothConfig LoadFromFile(string filePath)
    {
        if (!File.Exists(filePath))
        {
            return CreateDefaultConfig();
        }

        try
        {
            string json = File.ReadAllText(filePath);
            var config = JsonSerializer.Deserialize<PhoneBoothConfig>(json) ?? CreateDefaultConfig();
            return config;
        }
        catch (Exception ex)
        {
            Console.WriteLine($"加载配置文件失败: {ex.Message}");
            return CreateDefaultConfig();
        }
    }

    /// <summary>
    /// 保存配置到文件
    /// </summary>
    /// <param name="filePath">配置文件路径</param>
    public void SaveToFile(string filePath)
    {
        try
        {
            var options = new JsonSerializerOptions { WriteIndented = true };
            string json = JsonSerializer.Serialize(this, options);
            File.WriteAllText(filePath, json);
        }
        catch (Exception ex)
        {
            Console.WriteLine($"保存配置文件失败: {ex.Message}");
        }
    }

    /// <summary>
    /// 创建默认配置
    /// </summary>
    /// <returns>默认配置对象</returns>
    public static PhoneBoothConfig CreateDefaultConfig()
    {
        return new PhoneBoothConfig();
    }
}

/// <summary>
/// 音频文件配置
/// </summary>
public class AudioFilesConfig
{
    /// <summary>
    /// 音频文件基础路径
    /// </summary>
    public string AudioBasePath { get; set; } = "mp3";

    /// <summary>
    /// 等待嘟音文件路径
    /// </summary>
    public string WaitingToneFile { get; set; } = "等待嘟音.wav";

    /// <summary>
    /// 等待接电话音频文件路径
    /// </summary>
    public string WaitForPickupFile { get; set; } = "等待接电话.mp3";

    /// <summary>
    /// 电话接起音频文件路径
    /// </summary>
    public string PhonePickupFile { get; set; } = "电话接起.mp3";

    /// <summary>
    /// 提示用户录音音频文件路径
    /// </summary>
    public string PromptUserRecordFile { get; set; } = "提示用户录音.mp3";

    /// <summary>
    /// 滴提示音文件路径
    /// </summary>
    public string BeepPromptFile { get; set; } = "滴提示音.wav";

    /// <summary>
    /// 数字按键音频文件模板（0-9）
    /// </summary>
    public string DigitToneFileTemplate { get; set; } = "{0}.mp3";

    /// <summary>
    /// 按键音的最小播放时间（毫秒），即使按键释放也会至少播放这么长时间
    /// </summary>
    public int MinKeyTonePlayTimeMs { get; set; } = 200;

    /// <summary>
    /// 按键音音量倍数 (正常音量为1.0)
    /// </summary>
    public float KeyToneVolume { get; set; } = 1.0f;

    /// <summary>
    /// 待机嘟声音量倍数 (正常音量为1.0)
    /// </summary>
    public float WaitingToneVolume { get; set; } = 1.0f;

    /// <summary>
    /// 拨出嘟声音量倍数 (正常音量为1.0)
    /// </summary>
    public float DialToneVolume { get; set; } = 0.9f;

    /// <summary>
    /// 提示留言音量倍数 (正常音量为1.0)
    /// </summary>
    public float PromptAfterBeepVolume { get; set; } = 1.0f;

    /// <summary>
    /// 滴提示音音量倍数 (正常音量为1.0)
    /// </summary>
    public float BeepPromptVolume { get; set; } = 1.0f;

    /// <summary>
    /// 风铃提示音文件名
    /// </summary>
    public string WindChimeFile { get; set; } = "风铃.wav";

    /// <summary>
    /// 获取完整的音频文件路径
    /// </summary>
    /// <param name="fileName">文件名</param>
    /// <returns>完整路径</returns>
    public string GetFullPath(string fileName)
    {
        return Path.Combine(
            Path.Combine(AppDomain.CurrentDomain.BaseDirectory, AudioBasePath),
            fileName);
    }

    /// <summary>
    /// 获取数字按键音频文件路径
    /// </summary>
    /// <param name="digit">数字(0-9)</param>
    /// <returns>文件路径</returns>
    public string GetDigitToneFilePath(int digit)
    {
        return GetFullPath(string.Format(DigitToneFileTemplate, digit));
    }
}

/// <summary>
/// 拨号配置
/// </summary>
public class DialConfig
{
    /// <summary>
    /// 拨号所需的最小位数
    /// </summary>
    public int MinDigitsToDialOut { get; set; } = 8;

    /// <summary>
    /// 无新按键后自动拨出的等待秒数
    /// </summary>
    public int AutoDialOutAfterSeconds { get; set; } = 5;

    /// <summary>
    /// 位数不足时，无操作重置的等待秒数
    /// </summary>
    public int ResetTimeoutSeconds { get; set; } = 10;
}

/// <summary>
/// 录音配置
/// </summary>
public class RecordingConfig
{
    /// <summary>
    /// 录音保存文件夹
    /// </summary>
    public string RecordingFolder { get; set; } = "recordings";

    /// <summary>
    /// 录音设备编号
    /// </summary>
    public int RecordingDeviceNumber { get; set; } = 0;

    /// <summary>
    /// 录音采样率
    /// </summary>
    public int SampleRate { get; set; } = 16000;

    /// <summary>
    /// 录音通道数（1=单声道，2=立体声）
    /// </summary>
    public int Channels { get; set; } = 1;

    /// <summary>
    /// 录音缓冲区大小（毫秒）
    /// </summary>
    public int BufferMilliseconds { get; set; } = 100;

    /// <summary>
    /// 静音检测阈值
    /// </summary>
    public float SilenceThreshold { get; set; } = 0.02f;

    /// <summary>
    /// 无声音自动挂断的时间（秒）
    /// </summary>
    public int SilenceTimeoutSeconds { get; set; } = 30;

    /// <summary>
    /// 是否允许用户手动挂断（按回车键）
    /// </summary>
    public bool AllowUserHangup { get; set; } = true;

    /// <summary>
    /// 是否上传录音文件到服务器
    /// </summary>
    public bool UploadRecordingToServer { get; set; } = false;

    /// <summary>
    /// 是否在录音时播放背景音乐
    /// </summary>
    public bool EnableBackgroundMusic { get; set; } = true;

    /// <summary>
    /// 录音背景音乐文件名
    /// </summary>
    public string BackgroundMusicFile { get; set; } = "bj.mp3";

    /// <summary>
    /// 背景音乐音量 (0.0-1.0)
    /// </summary>
    public float BackgroundMusicVolume { get; set; } = 0.1f;

    /// <summary>
    /// 无声音播放风铃提示的时间（秒）
    /// </summary>
    public float WindChimePromptSeconds { get; set; } = 7f;

    /// <summary>
    /// 风铃声淡出的时间（毫秒）
    /// </summary>
    public int WindChimeFadeOutMs { get; set; } = 2000;
}

/// <summary>
/// 电话流程配置
/// </summary>
public class CallFlowConfig
{
    /// <summary>
    /// 等待接电话音频的最小持续时间（秒）
    /// </summary>
    public int WaitForPickupMinSeconds { get; set; } = 3;

    /// <summary>
    /// 等待接电话音频的最大持续时间（秒）
    /// </summary>
    public int WaitForPickupMaxSeconds { get; set; } = 6;

    /// <summary>
    /// 播放电话接起音频的概率（0-1之间的小数）
    /// </summary>
    public float PlayPickupProbability { get; set; } = 0.15f;

    /// <summary>
    /// 用户挂断后是否重置系统，false表示直接退出程序
    /// </summary>
    public bool ResetSystemAfterHangup { get; set; } = true;
}