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app/main/api/internal/logic/notification/getnotificationslogic.go

@@ -0,0 +1,78 @@
+package notification
+
+import (
+	"context"
+	"time"
+
+	"bd-server/common/xerr"
+
+	"github.com/pkg/errors"
+
+	"bd-server/app/main/api/internal/svc"
+	"bd-server/app/main/api/internal/types"
+	"bd-server/app/main/model"
+
+	"github.com/zeromicro/go-zero/core/logx"
+)
+
+type GetNotificationsLogic struct {
+	logx.Logger
+	ctx    context.Context
+	svcCtx *svc.ServiceContext
+}
+
+func NewGetNotificationsLogic(ctx context.Context, svcCtx *svc.ServiceContext) *GetNotificationsLogic {
+	return &GetNotificationsLogic{
+		Logger: logx.WithContext(ctx),
+		ctx:    ctx,
+		svcCtx: svcCtx,
+	}
+}
+
+func (l *GetNotificationsLogic) GetNotifications() (resp *types.GetNotificationsResp, err error) {
+	// 获取今天的日期
+	now := time.Now()
+
+	// 获取开始和结束日期的时间戳
+	todayStart := now.Format("2006-01-02") + " 00:00:00"
+	todayEnd := now.Format("2006-01-02") + " 23:59:59"
+
+	// 构建查询条件（与后台管理一致：status 1=启用 0=禁用；库中为整型，不能用字符串 "active"）
+	builder := l.svcCtx.GlobalNotificationsModel.SelectBuilder().
+		Where("status = ?", 1).
+		Where("(start_date IS NULL OR start_date <= ?)", todayEnd). // start_date 是 NULL 或者小于等于今天结束时间
+		Where("(end_date IS NULL OR end_date >= ?)", todayStart)   // end_date 是 NULL 或者大于等于今天开始时间
+
+	notificationsModelList, findErr := l.svcCtx.GlobalNotificationsModel.FindAll(l.ctx, builder, "")
+	if findErr != nil {
+		return nil, errors.Wrapf(xerr.NewErrCode(xerr.DB_ERROR), "全局通知, 查找通知失败, err:%+v", findErr)
+	}
+
+	notifications := toPublicNotifications(notificationsModelList)
+
+	return &types.GetNotificationsResp{
+		Notifications: notifications,
+		Total:         int64(len(notifications)),
+	}, nil
+}
+
+func toPublicNotifications(list []*model.GlobalNotifications) []types.Notification {
+	out := make([]types.Notification, 0, len(list))
+	for _, m := range list {
+		n := types.Notification{
+			Title:            m.Title,
+			Content:          m.Content,
+			NotificationPage: m.NotificationPage,
+			StartTime:        m.StartTime,
+			EndTime:          m.EndTime,
+		}
+		if m.StartDate.Valid {
+			n.StartDate = m.StartDate.Time.Format("2006-01-02")
+		}
+		if m.EndDate.Valid {
+			n.EndDate = m.EndDate.Time.Format("2006-01-02")
+		}
+		out = append(out, n)
+	}
+	return out
+}