using Furion.DependencyInjection;
using Furion.DynamicApiController;
using Furion.FriendlyException;
using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
using System.Threading.Tasks;

namespace GDZZ.Core.Service;

/// <summary>
/// OAuth服务
/// </summary>
[ApiDescriptionSettings(Name = "OAuth", Order = 159)]
[AllowAnonymous]
public class SysOauthService : ISysOauthService, IDynamicApiController, ITransient
{
    private readonly HttpContext _httpContext;
    private readonly WechatOAuth _wechatOAuth;

    public SysOauthService(IHttpContextAccessor httpContextAccessor, WechatOAuth wechatOAuth)
    {
        _httpContext = httpContextAccessor.HttpContext;
        _wechatOAuth = wechatOAuth;
    }

    /// <summary>
    /// 微信登录授权
    /// </summary>
    [HttpGet("oauth/wechat")]
    public Task WechatLogin()
    {
        _httpContext.Response.Redirect(_wechatOAuth.GetAuthorizeUrl("GDZZ"));
        return Task.CompletedTask;
    }

    /// <summary>
    /// 微信登录授权回调
    /// </summary>
    /// <param name="code"></param>
    /// <param name="state"></param>
    /// <param name="error_description"></param>
    /// <returns></returns>
    [HttpGet("oauth/wechatcallback")]
    public async Task WechatLoginCallback([FromQuery] string code, [FromQuery] string state, [FromQuery] string error_description = "")
    {
        if (!string.IsNullOrEmpty(error_description))
            throw Oops.Oh(error_description);

        var accessTokenModel = await _wechatOAuth.GetAccessTokenAsync(code, state);
        //var userInfoModel = await _wechatOAuth.GetUserInfoAsync(accessTokenModel.AccessToken, accessTokenModel.OpenId);
        await _httpContext.Response.WriteAsJsonAsync(accessTokenModel);
    }

    /// <summary>
    /// 获取微信用户基本信息
    /// </summary>
    /// <param name="token"></param>
    /// <param name="openId"></param>
    /// <returns></returns>
    [HttpGet("oauth/wechat/user")]
    public async Task<dynamic> GetWechatUserInfo([FromQuery] string token, [FromQuery] string openId)
    {
        return await _wechatOAuth.GetUserInfoAsync(token, openId);
    }
}