using System; using System.Net.Http; using System.Threading.Tasks; using Newtonsoft.Json.Linq; class Trademark { // 替换成你的AppKey private const string AppKey = "YOUR_APPKEY_HERE"; public static async Task DetailAsync(string Regno, int ClassId) { try { // 构建请求 URL string url = $"https://api.jisuapi.com/trademark/detail?appkey={AppKey}®no={Regno}&classid={ClassId}"; using (HttpClient client = new HttpClient()) { // 发送 GET 请求 HttpResponseMessage response = await client.GetAsync(url); // 确保请求成功,若失败则抛出异常 response.EnsureSuccessStatusCode(); // 读取响应内容 string responseBody = await response.Content.ReadAsStringAsync(); // 解析 JSON 响应内容 JObject jsonarr = JObject.Parse(responseBody); // 检查响应状态码 if (jsonarr["status"] != null && (int)jsonarr["status"] != 0) { if (jsonarr["msg"] != null) { // 若状态码非 0,输出错误信息 Console.WriteLine(jsonarr["msg"]); } return; } // 获取结果对象 JObject result = (JObject)jsonarr["result"]; if (result != null) { // 输出商标基本信息 Console.WriteLine($"{result["regno"]} {result["classid"]} {result["appdate"]} {result["firsttrialno"]} {result["firsttrialdate"]} " + $"{result["announceno"]} {result["announcedate"]} {result["startdate"]} {result["enddate"]} " + $"{result["iscommon"]} {result["type"]} {result["pic"]} {result["agent"]} {result["status"]} " + $"{result["name"]} {result["registrant"]} {result["idcard"]} {result["address"]}"); // 输出商品列表信息 JArray productList = (JArray)result["productlist"]; if (productList != null) { foreach (JObject val in productList) { Console.WriteLine($"{val["classid"]} {val["name"]}"); } } // 输出流程列表信息 JArray processList = (JArray)result["processlist"]; if (processList != null) { foreach (JObject val in processList) { Console.WriteLine($"{val["name"]} {val["date"]}"); } } } } } catch (HttpRequestException ex) { // 处理 HTTP 请求异常 Console.WriteLine($"请求出错: {ex.Message}"); } catch (Exception ex) { // 处理其他异常 Console.WriteLine($"发生错误: {ex.Message}"); } } public static async Task Main() { // 调用商标搜索方法 await Trademark.SearchAsync("手机"); // 调用商标详情查询方法 await Trademark.DetailAsync("4952050", 42); } }
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