feat(admin): 添加管理员页面用户认证功能- 在 admin.html 中添加用户登出组件显示区域

- 新增 sign_in.html 模板用于用户登录界面- 实现 SignOutHandler 处理用户登出逻辑
- 创建 AuthenticationHandler 处理用户登录验证
- 添加 user_widget.html 模板显示登出按钮
- 更新配置文件添加认证失败跳转地址
- 调整模板中 handler 调用的缩进格式

32-platform/sportsstore/admin/signout_handler.go

@@ -0,0 +1,24 @@
+package admin
+
+import (
+	"platform/authorization/identity"
+	"platform/http/actionresults"
+	"platform/http/handing"
+	"sportstore/store"
+)
+
+type SignOutHandler struct {
+	identity.User
+	handing.URLGenerator
+}
+
+func (handler SignOutHandler) GetUserWidget() actionresults.ActionResult {
+	context := struct {
+		identity.User
+		SignOutUrl string
+	}{
+		User:       handler.User,
+		SignOutUrl: store.MustGenerateUrl(handler.URLGenerator, AuthenticationHandler.PostSignOut),
+	}
+	return actionresults.NewTemplateAction("user_widget.html", context)
+}

32-platform/sportsstore/admin/user_store.go

@@ -0,0 +1,56 @@
+package admin
+
+import (
+	"platform/authorization/identity"
+	"platform/config"
+	"platform/http/actionresults"
+	"platform/http/handing"
+	"platform/sessions"
+	"sportstore/store"
+)
+
+type AuthenticationHandler struct {
+	identity.User
+	identity.SignInManager
+	identity.UserStore
+	sessions.Session
+	config.Configuration
+	handing.URLGenerator
+}
+
+type Credentials struct {
+	UserName string
+	Password string
+}
+
+const SignInMsgKey string = "sign_in_message"
+
+func (handler AuthenticationHandler) GetSignIn() actionresults.ActionResult {
+	message := handler.Session.GetValueDefault(SignInMsgKey, "").(string)
+	return actionresults.NewTemplateAction("sign_in.html", message)
+}
+
+func (handler AuthenticationHandler) PostSignIn(cred Credentials) actionresults.ActionResult {
+	if cred.Password == "123456" {
+		user, ok := handler.UserStore.GetUserByName(cred.UserName)
+		if ok {
+			handler.Session.SetValue(SignInMsgKey, "")
+			err := handler.SignInManager.SignIn(user)
+			if err != nil {
+				handler.Session.SetValue(SignInMsgKey, "Sign in failed:"+err.Error())
+				return actionresults.NewRedirectAction(store.MustGenerateUrl(handler.URLGenerator, AuthenticationHandler.GetSignIn))
+			}
+			return actionresults.NewRedirectAction("/admin/section/")
+		}
+	}
+	handler.Session.SetValue(SignInMsgKey, "Invalid username or password")
+	return actionresults.NewRedirectAction(store.MustGenerateUrl(handler.URLGenerator, AuthenticationHandler.GetSignIn))
+}
+
+func (handler AuthenticationHandler) PostSignOut() actionresults.ActionResult {
+	err := handler.SignInManager.SignOut(handler.User)
+	if err != nil {
+		return actionresults.NewRedirectAction("/")
+	}
+	return actionresults.NewRedirectAction("/")
+}

32-platform/sportsstore/config.json

@@ -38,5 +38,8 @@
       "SaveCategory": "sql/save_category.sql",
       "UpdateCategory": "sql/update_category.sql"
     }
+  },
+  "authorization": {
+    "failUrl": "/signin"
   }
 }

32-platform/sportsstore/templates/admin.html

@@ -12,6 +12,9 @@
     <div class="container-fluid">
         <div class="row">
             <div class="col navbar-brand">Sports Store Administration</div>
+            <div class="col-6 navbar-text text-end">
+                {{ handler "SignOut" "GetUserWidget" }}
+            </div>
         </div>
     </div>
 </div>
@@ -35,7 +38,7 @@
             Welcome to the SportStore Administrations Features
         </h6>
         {{ else }}
-            {{ handler $context.ActiveSection "GetData" }}
+        {{ handler $context.ActiveSection "GetData" }}
         {{ end }}
     </div>
 </div>

32-platform/sportsstore/templates/sign_in.html

@@ -0,0 +1,20 @@
+{{ layout "simple_layout.html" }}
+
+{{ if ne . "" }}
+<h3 class="text-danger p-2">{{ . }}</h3>
+{{ end }}
+
+
+<form method="POST" class="m-2">
+    <div class="form-group">
+        <label for="username">Username:</label>
+        <input type="text" class="form-control" id="username" name="username" placeholder="Enter username" />
+    </div>
+    <div class="form-group">
+        <label for="password">Password:</label>
+        <input type="password" class="form-control" id="password" name="password" placeholder="Enter password">
+    </div>
+    <div class="m-2">
+        <button type="submit" class="btn btn-secondary">Sign In</button>
+    </div>
+</form>

32-platform/sportsstore/templates/user_widget.html

@@ -0,0 +1,9 @@
+{{ $context := . }}
+
+{{ if $context.User.IsAuthenticated  }}
+<form method="post" action="{{ $context.SignOutUrl }}">
+    <button class="btn btn-sm btn-outline-secondary text-white" type="submit">
+        Sign Out
+    </button>
+</form>
+{{ end }}