using Avalonia_Services.Services;
using Microsoft.Extensions.DependencyInjection;
using System;
using System.Collections.Generic;
using System.Threading.Tasks;

namespace Avalonia_PC.Views
{
    public partial class MainWindow
    {
        // 路由表：key = 接口路径（忽略大小写），value = 处理方法
        // 新增接口：在此方法中添加一行 _routes["api/xxx"] = ctx => ...
        private Dictionary<string, Func<RouteRequestContext, Task<object?>>> _routes = [];

        // 服务容器，通过构造函数注入，路由注册时按需解析服务
        private IServiceProvider _services = null!;

        private void RegisterRoutes()
        {
            var weather = _services.GetRequiredService<WeatherForecastService>();
            // 新增服务示例：var myService = _services.GetRequiredService<MyService>();

            _routes = new Dictionary<string, Func<RouteRequestContext, Task<object?>>>(StringComparer.OrdinalIgnoreCase)
            {
                ["api/getUser"]     = _ => GetUserFromDatabaseAsync(),
                ["api/processData"] = ctx => ProcessDataAsync(ExtractInput(ctx)),
                ["api/wData"]       = _ => Task.FromResult<object?>(weather.GetWeatherForecasts()),
            };
        }

        /// <summary>
        /// 示例：模拟读取用户数据。
        /// </summary>
        private static async Task<object?> GetUserFromDatabaseAsync()
        {
            await Task.Delay(100);
            return new { id = 1, name = "张三", email = "zhangsan@example.com" };
        }

        /// <summary>
        /// 示例：模拟处理输入数据。
        /// </summary>
        private static async Task<object?> ProcessDataAsync(string? input)
        {
            await Task.Delay(200);
            return $"Processed: {input?.ToUpperInvariant()}";
        }
    }
}