创建签名验证自定义中间件 ,优化代码结构

QRCodeService/Controllers/Api/LinkController.cs

@@ -10,6 +10,7 @@ using System.Threading.Tasks;
 using MediatR;
 using QRCodeService.Application.Queries;
 using QRCodeService.Application.Commands;
+using QRCodeService.Infrastructure.Middlewares;
 
 namespace QRCodeService.Controllers.Api
 {
@@ -19,32 +20,28 @@ namespace QRCodeService.Controllers.Api
     {
         readonly IMediator mediator;
         readonly ILinkQueries linkQueries;
-        readonly IAppQueries appQueries;
 
-        public LinkController(IMediator mediator, ILinkQueries queries, IAppQueries appQueries)
+        public LinkController(IMediator mediator, ILinkQueries queries)
         {
             this.mediator = mediator;
             this.linkQueries = queries;
-            this.appQueries = appQueries;
+        }
+        [Route("{shortCode}")]
+        [HttpGet]
+        public async  Task<IActionResult> Get(string shortCode)
+        {
+            var link = await linkQueries.GetLinkAsync(shortCode);
+            if (link == null)
+            {
+                return NotFound();
+            }
+            return Ok(link);
         }
 
-        [HttpGet]
-        public IActionResult Get()
-        {
-            return Ok();
-        }
+        [CheckSign(typeof(CreateLinkModel))]
         [HttpPost]
         public async Task<IActionResult> Create(CreateLinkModel input)
         {
-            var app = await appQueries.GetAppAsync(input.AppId);
-            if (app == null)
-            {
-                return BadRequest();
-            }
-            if (! await input.CheckValidAsync(app.Appkey))
-            {
-                return BadRequest();
-            }
             var command = new CreateLinkCommand(input.SuffixUrl,1);
             var link = await mediator.Send(command);
             if (link==null)