Initial backend repository commit.

Set up project files and add .gitignore to exclude local build/runtime artifacts.

Made-with: Cursor

internal/handler/notification_handler.go

@@ -0,0 +1,132 @@
+package handler
+
+import (
+	"strconv"
+
+	"github.com/gin-gonic/gin"
+
+	"carrot_bbs/internal/pkg/response"
+	"carrot_bbs/internal/service"
+)
+
+// NotificationHandler 通知处理器
+type NotificationHandler struct {
+	notificationService *service.NotificationService
+}
+
+// NewNotificationHandler 创建通知处理器
+func NewNotificationHandler(notificationService *service.NotificationService) *NotificationHandler {
+	return &NotificationHandler{
+		notificationService: notificationService,
+	}
+}
+
+// GetNotifications 获取通知列表
+func (h *NotificationHandler) GetNotifications(c *gin.Context) {
+	userID := c.GetString("user_id")
+	if userID == "" {
+		response.Unauthorized(c, "")
+		return
+	}
+
+	page, _ := strconv.Atoi(c.DefaultQuery("page", "1"))
+	pageSize, _ := strconv.Atoi(c.DefaultQuery("page_size", "20"))
+	unreadOnly := c.Query("unread_only") == "true"
+
+	notifications, total, err := h.notificationService.GetByUserID(c.Request.Context(), userID, page, pageSize, unreadOnly)
+	if err != nil {
+		response.InternalServerError(c, "failed to get notifications")
+		return
+	}
+
+	response.Paginated(c, notifications, total, page, pageSize)
+}
+
+// MarkAsRead 标记为已读
+func (h *NotificationHandler) MarkAsRead(c *gin.Context) {
+	userID := c.GetString("user_id")
+	if userID == "" {
+		response.Unauthorized(c, "")
+		return
+	}
+
+	id := c.Param("id")
+
+	err := h.notificationService.MarkAsReadWithUserID(c.Request.Context(), id, userID)
+	if err != nil {
+		response.InternalServerError(c, "failed to mark as read")
+		return
+	}
+
+	response.SuccessWithMessage(c, "marked as read", nil)
+}
+
+// MarkAllAsRead 标记所有为已读
+func (h *NotificationHandler) MarkAllAsRead(c *gin.Context) {
+	userID := c.GetString("user_id")
+	if userID == "" {
+		response.Unauthorized(c, "")
+		return
+	}
+
+	err := h.notificationService.MarkAllAsRead(c.Request.Context(), userID)
+	if err != nil {
+		response.InternalServerError(c, "failed to mark all as read")
+		return
+	}
+
+	response.SuccessWithMessage(c, "all marked as read", nil)
+}
+
+// GetUnreadCount 获取未读数量
+func (h *NotificationHandler) GetUnreadCount(c *gin.Context) {
+	userID := c.GetString("user_id")
+	if userID == "" {
+		response.Unauthorized(c, "")
+		return
+	}
+
+	count, err := h.notificationService.GetUnreadCount(c.Request.Context(), userID)
+	if err != nil {
+		response.InternalServerError(c, "failed to get unread count")
+		return
+	}
+
+	response.Success(c, gin.H{"count": count})
+}
+
+// DeleteNotification 删除通知
+func (h *NotificationHandler) DeleteNotification(c *gin.Context) {
+	userID := c.GetString("user_id")
+	if userID == "" {
+		response.Unauthorized(c, "")
+		return
+	}
+
+	id := c.Param("id")
+
+	err := h.notificationService.DeleteNotification(c.Request.Context(), id, userID)
+	if err != nil {
+		response.InternalServerError(c, "failed to delete notification")
+		return
+	}
+
+	response.Success(c, gin.H{"success": true})
+}
+
+// ClearAllNotifications 清空所有通知
+func (h *NotificationHandler) ClearAllNotifications(c *gin.Context) {
+	userID := c.GetString("user_id")
+	if userID == "" {
+		response.Unauthorized(c, "")
+		return
+	}
+
+	err := h.notificationService.ClearAllNotifications(c.Request.Context(), userID)
+	if err != nil {
+		response.InternalServerError(c, "failed to clear notifications")
+		return
+	}
+
+	response.Success(c, gin.H{"success": true})
+}