using Furion.DependencyInjection; using Furion.FriendlyException; using Furion.RemoteRequest.Extensions; using Microsoft.Extensions.Options; using System.Collections.Generic; using System.Threading.Tasks; namespace Myshipping.Core; public class WechatOAuth : IWechatOAuth, ISingleton { private readonly string _authorizeUrl = "https://open.weixin.qq.com/connect/oauth2/authorize"; private readonly string _accessTokenUrl = "https://api.weixin.qq.com/sns/oauth2/access_token"; private readonly string _refreshTokenUrl = "https://api.weixin.qq.com/sns/oauth2/refresh_token"; private readonly string _userInfoUrl = "https://api.weixin.qq.com/sns/userinfo"; private readonly ThirdParty _oauthConfig; public WechatOAuth(IOptions options) { _oauthConfig = options.Value.Wechat; } /// /// 发起授权 /// /// /// public string GetAuthorizeUrl(string state = "") { var param = new Dictionary() { ["appid"] = _oauthConfig.app_id, ["redirect_uri"] = _oauthConfig.redirect_uri, ["response_type"] = "code", ["scope"] = _oauthConfig.scope, ["state"] = state }; return $"{_authorizeUrl}?{param.ToQueryString()}#wechat_redirect"; } /// /// 获取微信Token /// /// /// /// public async Task GetAccessTokenAsync(string code, string state = "") { var param = new Dictionary() { ["appid"] = _oauthConfig.app_id, ["secret"] = _oauthConfig.app_key, ["code"] = code, ["grant_type"] = "authorization_code" }; var accessTokenModel = await $"{_accessTokenUrl}?{param.ToQueryString()}".GetAsAsync(); if (accessTokenModel.HasError()) throw Oops.Oh($"{ accessTokenModel.ErrorDescription}"); return accessTokenModel; } /// /// 获取微信用户基本信息 /// /// /// /// public async Task GetUserInfoAsync(string accessToken, string openId) { var param = new Dictionary() { ["access_token"] = accessToken, ["openid"] = openId, ["lang"] = "zh_CN", }; var userInfoModel = await $"{_userInfoUrl}?{param.ToQueryString()}".GetAsAsync(); if (userInfoModel.HasError()) throw Oops.Oh($"{ userInfoModel.ErrorMessage}"); return userInfoModel; } /// /// 刷新微信Token /// /// /// public async Task GetRefreshTokenAsync(string refreshToken) { var param = new Dictionary() { ["appid"] = _oauthConfig.app_id, ["grant_type"] = "refresh_token", ["refresh_token"] = refreshToken }; var refreshTokenModel = await $"{_refreshTokenUrl}?{param.ToQueryString()}".GetAsAsync(); if (refreshTokenModel.HasError()) throw Oops.Oh($"{ refreshTokenModel.ErrorDescription}"); return refreshTokenModel; } }