using System;
using System.Collections.Generic;
using UnityEngine;

namespace Zion.ERP.Inventory
{
    /// <summary>
    /// API环境枚举
    /// </summary>
    public enum ApiEnvironment
    {
        开发环境,
        测试环境,
        生产环境
    }

    /// <summary>
    /// 单个API接口配置
    /// </summary>
    [Serializable]
    public class ApiEndpoint
    {
        /// <summary>
        /// 接口名称
        /// </summary>
        public string Name;

        /// <summary>
        /// 接口描述
        /// </summary>
        public string Description;

        /// <summary>
        /// 接口URL模板
        /// </summary>
        public string UrlTemplate;

        /// <summary>
        /// HTTP方法
        /// </summary>
        public string Method = "";

        /// <summary>
        /// 是否需要认证
        /// </summary>
        public bool RequireAuth = false;

        /// <summary>
        /// 超时时间（秒）
        /// </summary>
        public int Timeout = 0;

        /// <summary>
        /// 重试次数
        /// </summary>
        public int RetryCount = 0;

        /// <summary>
        /// 是否启用
        /// </summary>
        public bool IsEnabled = false;

        /// <summary>
        /// 自定义参数（键值对）
        /// </summary>
        public List<ApiParameter> Parameters = new List<ApiParameter>();

        /// <summary>
        /// 获取完整的URL（替换模板变量）
        /// </summary>
        /// <param name="baseUrl">基础URL</param>
        /// <param name="dynamicParams">动态参数</param>
        /// <returns>完整的URL</returns>
        public string GetFullUrl(string baseUrl, Dictionary<string, string> dynamicParams = null)
        {
            string fullUrl = UrlTemplate;
            Debug.Log($"开始构建API URL，原始模板：{fullUrl}");
            
            // 替换基础URL
            fullUrl = fullUrl.Replace("{BaseUrl}", baseUrl);
            Debug.Log($"替换基础URL后：{fullUrl}");
            
            // 替换动态参数
            if (dynamicParams != null)
            {
                foreach (var param in dynamicParams)
                {
                    fullUrl = fullUrl.Replace($"{{{param.Key}}}", param.Value);
                    Debug.Log($"替换动态参数 {{{param.Key}}} = {param.Value}");
                }
            }
            
            // 替换内置参数
            string paperId = GetPaperId();
            string examRoomId = GetExamRoomId();
            string ipAddress = GetIpAddress();
            
            fullUrl = fullUrl.Replace("{PaperId}", paperId);
            fullUrl = fullUrl.Replace("{ExamRoomId}", examRoomId);
            fullUrl = fullUrl.Replace("{IpAddress}", ipAddress);
            
            Debug.Log($"替换内置参数完成 - PaperId: {paperId}, ExamRoomId: {examRoomId}, IpAddress: {ipAddress}");
            Debug.Log($"最终生成的URL：{fullUrl}");
            
            return fullUrl;
        }

        /// <summary>
        /// 获取试卷ID
        /// </summary>
        private string GetPaperId()
        {
            try
            {
                return MotionFramework.MotionEngine.GetModule<DefaultNamespace.GlobalDataStorage>()?.ExamInfo?.PaperId ?? "";
            }
            catch
            {
                return "";
            }
        }

        /// <summary>
        /// 获取考场ID
        /// </summary>
        private string GetExamRoomId()
        {
            try
            {
                return MotionFramework.MotionEngine.GetModule<DefaultNamespace.GlobalDataStorage>()?.ExamInfo?.ExamRoomId ?? "";
            }
            catch
            {
                return "";
            }
        }

        /// <summary>
        /// 获取IP地址
        /// </summary>
        private string GetIpAddress()
        {
            try
            {
                string ipAddress = MotionFramework.MotionEngine.GetModule<DefaultNamespace.GlobalDataStorage>()?.ExamInfo?.IpAddress ?? "";
                Debug.Log($"从GlobalDataStorage获取IP地址：{ipAddress}");
                return ipAddress;
            }
            catch (System.Exception ex)
            {
                Debug.LogError($"获取IP地址失败：{ex.Message}");
                return "";
            }
        }
    }

    /// <summary>
    /// API参数配置
    /// </summary>
    [Serializable]
    public class ApiParameter
    {
        /// <summary>
        /// 参数名称
        /// </summary>
        public string Name;

        /// <summary>
        /// 参数值
        /// </summary>
        public string Value;

        /// <summary>
        /// 参数描述
        /// </summary>
        public string Description;

        /// <summary>
        /// 是否必需
        /// </summary>
        public bool IsRequired = false;
    }

    /// <summary>
    /// API环境配置
    /// </summary>
    [Serializable]
    public class ApiEnvironmentConfig
    {
        /// <summary>
        /// 环境名称
        /// </summary>
        public ApiEnvironment Environment;

        /// <summary>
        /// 基础URL
        /// </summary>
        public string BaseUrl;

        /// <summary>
        /// 超时时间（秒）
        /// </summary>
        public int DefaultTimeout = 0;

        /// <summary>
        /// 默认重试次数
        /// </summary>
        public int DefaultRetryCount = 0;

        /// <summary>
        /// 是否启用
        /// </summary>
        public bool IsEnabled = false;

        /// <summary>
        /// 环境描述
        /// </summary>
        public string Description;
    }

    /// <summary>
    /// API配置数据根类
    /// </summary>
    [Serializable]
    public class ApiConfigData
    {
        /// <summary>
        /// 配置版本
        /// </summary>
        public string Version = "";

        /// <summary>
        /// 配置描述
        /// </summary>
        public string Description = "";

        /// <summary>
        /// 当前环境
        /// </summary>
        public ApiEnvironment CurrentEnvironment = ApiEnvironment.开发环境;

        /// <summary>
        /// 环境配置列表
        /// </summary>
        public List<ApiEnvironmentConfig> Environments = new List<ApiEnvironmentConfig>();

        /// <summary>
        /// API接口配置列表
        /// </summary>
        public List<ApiEndpoint> Endpoints = new List<ApiEndpoint>();

        /// <summary>
        /// 全局参数
        /// </summary>
        public List<ApiParameter> GlobalParameters = new List<ApiParameter>();

        /// <summary>
        /// 获取当前环境配置
        /// </summary>
        /// <returns>当前环境配置</returns>
        public ApiEnvironmentConfig GetCurrentEnvironmentConfig()
        {
            return Environments.Find(e => e.Environment == CurrentEnvironment);
        }

        /// <summary>
        /// 根据名称获取API接口配置
        /// </summary>
        /// <param name="name">接口名称</param>
        /// <returns>API接口配置</returns>
        public ApiEndpoint GetEndpoint(string name)
        {
            return Endpoints.Find(e => e.Name == name && e.IsEnabled);
        }

        /// <summary>
        /// 获取所有启用的API接口
        /// </summary>
        /// <returns>启用的API接口列表</returns>
        public List<ApiEndpoint> GetEnabledEndpoints()
        {
            return Endpoints.FindAll(e => e.IsEnabled);
        }

        /// <summary>
        /// 验证配置完整性
        /// </summary>
        /// <returns>验证结果</returns>
        public bool Validate()
        {
            if (Environments == null || Environments.Count == 0)
            {
                Debug.LogError("API配置错误：未配置任何环境");
                return false;
            }

            if (GetCurrentEnvironmentConfig() == null)
            {
                Debug.LogError($"API配置错误：未找到当前环境配置 {CurrentEnvironment}");
                return false;
            }

            if (Endpoints == null || Endpoints.Count == 0)
            {
                Debug.LogWarning("API配置警告：未配置任何API接口");
            }

            return true;
        }
    }
}