using UnityEngine;
using System;

namespace LightGlue.Unity.Config
{
    /// <summary>
    /// 图像传输配置参数
    /// 根据协议说明_V1.0_20250303定义
    /// </summary>
    [System.Serializable]
    public class ImageTransmissionConfig
    {
        [Header("图像参数")]
        [Tooltip("图片分辨率选择（硬件分辨率枚举：QQVGA/QVGA/VGA/SVGA/XGA/HD/SXGA/UXGA）")]
        public ImageResolution resolution = ImageResolution.QVGA_320x240;

        [Tooltip("图片质量 (0-60，硬件直接使用该值，十进制输入，内部按十六进制发送)")]
        [Range(0, 60)]
        public int quality = 20;

        [Header("传输参数")]
        [Tooltip("上报时间间隔 (毫秒)")]
        [Min(0)]
        public int reportIntervalMs = 10;

        [Tooltip("开启图片传输开关")]
        public bool enableImageTransmission = true;

        /// <summary>
        /// 获取分辨率的宽度
        /// </summary>
        public int GetWidth()
        {
            return resolution switch
            {
                ImageResolution.QQVGA_160x120 => 160,
                ImageResolution.QVGA_320x240 => 320,
                ImageResolution.VGA_640x480 => 640,
                ImageResolution.SVGA_800x600 => 800,
                ImageResolution.XGA_1024x768 => 1024,
                ImageResolution.HD_1280x720 => 1280,
                ImageResolution.SXGA_1280x1024 => 1280,
                ImageResolution.UXGA_1600x1200 => 1600,
                _ => 640
            };
        }

        /// <summary>
        /// 获取分辨率的高度
        /// </summary>
        public int GetHeight()
        {
            return resolution switch
            {
                ImageResolution.QQVGA_160x120 => 120,
                ImageResolution.QVGA_320x240 => 240,
                ImageResolution.VGA_640x480 => 480,
                ImageResolution.SVGA_800x600 => 600,
                ImageResolution.XGA_1024x768 => 768,
                ImageResolution.HD_1280x720 => 720,
                ImageResolution.SXGA_1280x1024 => 1024,
                ImageResolution.UXGA_1600x1200 => 1200,
                _ => 480
            };
        }

        /// <summary>
        /// 获取分辨率字符串 (格式: "宽度x高度")
        /// </summary>
        public string GetResolutionString()
        {
            return $"{GetWidth()}x{GetHeight()}";
        }

        /// <summary>
        /// 转换为硬件协议分辨率枚举值（十六进制）
        /// 硬件分辨率枚举：
        /// 1-QQVGA: 160X120
        /// 6-QVGA: 320X240
        /// 10-VGA: 640X480
        /// 11-SVGA: 800X600
        /// 12-XGA: 1024X768
        /// 13-HD: 1280x720
        /// 14-SXGA: 1280X1024
        /// 15-UXGA: 1600X1200
        /// </summary>
        public byte GetHardwareResolutionCode()
        {
            // 映射Unity分辨率到硬件分辨率枚举值
            return resolution switch
            {
                ImageResolution.QQVGA_160x120 => 0x01,  // 1-QQVGA: 160X120
                ImageResolution.QVGA_320x240 => 0x06,   // 6-QVGA: 320X240
                ImageResolution.VGA_640x480 => 0x0A,    // 10-VGA: 640X480
                ImageResolution.SVGA_800x600 => 0x0B,   // 11-SVGA: 800X600
                ImageResolution.XGA_1024x768 => 0x0C,   // 12-XGA: 1024X768
                ImageResolution.HD_1280x720 => 0x0D,    // 13-HD:1280x720
                ImageResolution.SXGA_1280x1024 => 0x0E, // 14-SXGA: 1280X1024
                ImageResolution.UXGA_1600x1200 => 0x0F, // 15-UXGA: 1600X1200
                _ => 0x0A  // 默认VGA
            };
        }

        /// <summary>
        /// 将质量值(0-100)转换为硬件清晰度值(0-63，十六进制)
        /// 硬件质量范围：0-63
        /// </summary>
        public byte GetHardwareQuality()
        {
            // UI中直接使用0-63，与硬件保持一致
            return (byte)Mathf.Clamp(quality, 0, 63);
        }
    }

    /// <summary>
    /// 图片分辨率选项（与硬件分辨率枚举一一对应）
    /// 1-QQVGA: 160X120
    /// 6-QVGA: 320X240
    /// 10-VGA:640X480
    /// 11-SVGA: 800X600
    /// 12-XGA: 1024X768
    /// 13-HD:1280x720
    /// 14-SXGA: 1280X1024
    /// 15-UXGA: 1600X1200
    /// </summary>
    public enum ImageResolution
    {
        QQVGA_160x120 = 0,
        QVGA_320x240 = 1,
        VGA_640x480 = 2,
        SVGA_800x600 = 3,
        XGA_1024x768 = 4,
        HD_1280x720 = 5,
        SXGA_1280x1024 = 6,
        UXGA_1600x1200 = 7
    }

}