添加公告表及相关处理逻辑，支持公告列表查询

web/handlers/announcement.go

@@ -0,0 +1,64 @@
+package handlers
+
+import (
+	"github.com/gofiber/fiber/v2"
+	"platform/web/auth"
+	"platform/web/common"
+	q "platform/web/queries"
+	"platform/web/services"
+)
+
+// region ListAnnouncements
+
+type ListAnnouncementsRequest struct {
+	common.PageReq
+}
+
+func ListAnnouncements(c *fiber.Ctx) error {
+
+	// 检查权限
+	_, err := auth.Protect(c, []services.PayloadType{services.PayloadUser}, []string{})
+	if err != nil {
+		return err
+	}
+
+	// 解析请求参数
+	req := new(ListAnnouncementsRequest)
+	if err := c.BodyParser(req); err != nil {
+		return err
+	}
+
+	// 查询公告
+	do := q.Announcement.
+		Where(q.Announcement.Status.Eq(1))
+
+	list, err := q.Announcement.
+		Where(do).
+		Offset(req.GetOffset()).
+		Limit(req.GetLimit()).
+		Order(q.Announcement.CreatedAt.Desc()).
+		Find()
+	if err != nil {
+		return err
+	}
+
+	var total int64
+	if len(list) < req.GetLimit() {
+		total = int64(len(list) + req.GetOffset())
+	} else {
+		total, err = q.Announcement.Where(do).Count()
+		if err != nil {
+			return err
+		}
+	}
+
+	// 返回结果
+	return c.JSON(common.PageResp{
+		Total: int(total),
+		List:  list,
+		Page:  req.GetPage(),
+		Size:  req.GetSize(),
+	})
+}
+
+// endregion

web/handlers/whitelist.go

@@ -38,7 +38,7 @@ func ListWhitelist(c *fiber.Ctx) error {
 		return err
 	}
 
-	// 获取用户信息
+	// 获取白名单信息
 	do := q.Whitelist.
 		Where(q.Whitelist.UserID.Eq(authContext.Payload.Id))