feat: merge conflict resolution, site management, UI fixes

internal/repository/notify_channel_repo.go

@@ -0,0 +1,67 @@
+// Package repository 实现通知渠道配置的数据访问层。
+package repository
+
+import (
+	"context"
+	"errors"
+
+	"gorm.io/gorm"
+
+	"github.com/ShukeBta/MediaStationGo/internal/model"
+)
+
+// NotifyChannelRepository persists model.NotifyChannel records.
+type NotifyChannelRepository struct{ db *gorm.DB }
+
+// Create inserts a new notification channel.
+func (r *NotifyChannelRepository) Create(ctx context.Context, c *model.NotifyChannel) error {
+	return r.db.WithContext(ctx).Create(c).Error
+}
+
+// FindByID returns the notification channel by ID, or (nil, nil) when absent.
+func (r *NotifyChannelRepository) FindByID(ctx context.Context, id string) (*model.NotifyChannel, error) {
+	var c model.NotifyChannel
+	err := r.db.WithContext(ctx).Where("id = ?", id).First(&c).Error
+	if errors.Is(err, gorm.ErrRecordNotFound) {
+		return nil, nil
+	}
+	if err != nil {
+		return nil, err
+	}
+	return &c, nil
+}
+
+// List returns all notification channels ordered by creation time.
+func (r *NotifyChannelRepository) List(ctx context.Context) ([]model.NotifyChannel, error) {
+	var rows []model.NotifyChannel
+	err := r.db.WithContext(ctx).Order("created_at asc").Find(&rows).Error
+	return rows, err
+}
+
+// ListEnabled returns all enabled notification channels.
+func (r *NotifyChannelRepository) ListEnabled(ctx context.Context) ([]model.NotifyChannel, error) {
+	var rows []model.NotifyChannel
+	err := r.db.WithContext(ctx).Where("enabled = ?", true).Order("created_at asc").Find(&rows).Error
+	return rows, err
+}
+
+// ListByEvent returns all enabled channels that subscribe to the given event type.
+func (r *NotifyChannelRepository) ListByEvent(ctx context.Context, eventType string) ([]model.NotifyChannel, error) {
+	var rows []model.NotifyChannel
+	// Events is a JSON array stored as text; use LIKE for simple matching.
+	// This works for exact event type matches within the JSON array.
+	err := r.db.WithContext(ctx).
+		Where("enabled = ? AND events LIKE ?", true, "%\""+eventType+"\"%").
+		Find(&rows).Error
+	return rows, err
+}
+
+// Update persists changes to a notification channel.
+func (r *NotifyChannelRepository) Update(ctx context.Context, c *model.NotifyChannel) error {
+	return r.db.WithContext(ctx).Save(c).Error
+}
+
+// Delete removes a notification channel (soft-delete).
+func (r *NotifyChannelRepository) Delete(ctx context.Context, id string) error {
+	return r.db.WithContext(ctx).Delete(&model.NotifyChannel{}, "id = ?", id).Error
+}