1

Models/WeChatAccessToken.cs

@@ -0,0 +1,25 @@
+using Newtonsoft.Json;
+
+namespace WeChatSharp
+{
+    public class WeChatAccessToken
+    {
+        [JsonProperty("access_token")]
+        public string AccessToken { get; set; }
+
+        [JsonProperty("expires_in")]
+        public int ExpiresIn { get; set; }
+
+        [JsonProperty("refresh_token")]
+        public string RefreshToken { get; set; }
+
+        [JsonProperty("openid")]
+        public string OpenId { get; set; }
+
+        [JsonProperty("scope")]
+        public string Scope { get; set; }
+
+        [JsonProperty("unionid")]
+        public string UnionId { get; set; }
+    }
+}

Models/WeChatUserInfo.cs

@@ -1,42 +1,53 @@
 using Newtonsoft.Json;
 
 namespace WeChatSharp;
+
 [Serializable]
 public record WeChatUserInfo
 {
 	[JsonProperty(propertyName: "subscribe")]
-	public int Subscribe { get; internal set; }
-	[JsonProperty(propertyName: "openid")]
-	public string OpenId { get; internal set; }
-	[JsonProperty(propertyName: "nickname")]
-	public string NickName{ get; internal set; }
+	public int Subscribe;
+
+	[JsonProperty(propertyName: "openid")] public string OpenId;
+
+	[JsonProperty(propertyName: "nickname")]
+	public string NickName;
+
+	[JsonProperty(propertyName: "sex")] public int Sex;
 
-	[JsonProperty(propertyName: "sex")]
-	public int Sex { get; internal set; }
 	[JsonProperty(propertyName: "language")]
-	public string Language{ get; internal set; }
-	[JsonProperty(propertyName: "city")]
-	public string City{ get; internal set; }
+	public string Language;
+
+	[JsonProperty(propertyName: "city")] public string City;
+
 	[JsonProperty(propertyName: "province")]
-	public string Province{ get; internal set; }
+	public string Province;
+
 	[JsonProperty(propertyName: "country")]
-	public string Country{ get; internal set; }
+	public string Country;
+
 	[JsonProperty(propertyName: "headimgurl")]
-	public string HeadImgUrl{ get; internal set; }
+	public string HeadImgUrl;
+
 	[JsonProperty(propertyName: "subscribe_time")]
-	public int SubscribeTime{ get; internal set; }
-	[JsonProperty(propertyName: "remark")]
-	public string Remark{ get; internal set; }
+	public int SubscribeTime;
+
+	[JsonProperty(propertyName: "remark")] public string Remark;
+
 	[JsonProperty(propertyName: "groupid")]
-	public int GroupId{ get; internal set; }
+	public int GroupId;
+
 	[JsonProperty(propertyName: "tagid_list")]
-	public string[] TagIdList{ get; internal set; }
+	public string[] TagIdList;
+
 	[JsonProperty(propertyName: "subscribe_scene")]
-	public string SubscribeScene{ get; internal set; }
+	public string SubscribeScene;
+
 	[JsonProperty(propertyName: "qr_scene")]
-	public int QrScene{ get; internal set; }
+	public int QrScene;
+
 	[JsonProperty(propertyName: "qr_scene_str")]
-	public string QrSceneStr{ get; internal set; }
+	public string QrSceneStr;
 }
 /*
 {

Services/WeChatMobileService.cs

@@ -0,0 +1,81 @@
+using Cysharp.Threading.Tasks;
+using Microsoft.Extensions.Logging;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Linq;
+
+namespace WeChatSharp.Services;
+
+public class WeChatMobileService
+{
+    private readonly ILogger<WeChatMobileService> _logger;
+    
+    
+    public string AppId { get; set; } = string.Empty;
+    public string AppSecret { get; set; } = string.Empty;
+    
+    private readonly HttpClient _httpClient=new();
+
+    public WeChatMobileService(ILogger<WeChatMobileService> logger)
+    {
+        _logger = logger;
+    }
+
+    public async UniTask<WeChatUserInfo> GetUserInfoAsync(string code,string openId)
+    {
+        var uri = new UriBuilder("https://api.weixin.qq.com/sns/userinfo")
+        {
+            Query = $"access_token={code}&openid={code}"
+        };
+        
+        _logger.LogInformation($"请求地址:{uri.Uri}");
+        
+        var response = await _httpClient.GetAsync(uri.Uri);
+        
+        var json = await response.Content.ReadAsStringAsync();
+        var jObject = JsonConvert.DeserializeObject<JObject>(json);
+        if (jObject is null)
+        {
+            throw new NullReferenceException("json为空值");
+        }
+
+        if (jObject.TryGetValue("errcode", out var errcode) && jObject.TryGetValue("errmsg", out var errmsg))
+        {
+            throw new Exception(errmsg.ToObject<string>());
+        }
+
+        if (!jObject.TryGetValue("openid", out var openid))
+            throw new InvalidOperationException("获取OpenId失败")
+            {
+                Source = json
+            };
+        _logger.LogInformation($"获取OpenId成功:{openid.ToObject<string>()}");
+        return jObject.ToObject<WeChatUserInfo>() ?? new WeChatUserInfo();
+    }
+    public async UniTask<WeChatAccessToken> GetAccessCodeAsync(string code)
+    {
+        var uri = new UriBuilder("https://api.weixin.qq.com/sns/oauth2/access_token")
+        {
+            Query = $"appid={AppId}&secret={AppSecret}&code={code}&grant_type=authorization_code"
+        };
+        var response = await _httpClient.GetAsync(uri.Uri);
+        var json = await response.Content.ReadAsStringAsync();
+        var jObject = JsonConvert.DeserializeObject<JObject>(json);
+        if (jObject is null)
+        {
+            throw new NullReferenceException("json为空值");
+        }
+        if (jObject.TryGetValue("errcode", out var errcode) && jObject.TryGetValue("errmsg", out var errmsg))
+        {
+            throw new Exception(errmsg.ToObject<string>());
+        }
+
+        if (!jObject.TryGetValue("access_token", out var token))
+            throw new InvalidOperationException("获取AccessToken失败")
+            {
+                Source = json
+            };
+        _logger.LogInformation($"获取AccessToken成功:{token.ToObject<string>()}");
+        
+        return jObject.ToObject<WeChatAccessToken>() ?? new WeChatAccessToken();
+    }
+}