refactor: split modules and harden scraping workflows

internal/repository/permission_repository.go

@@ -0,0 +1,59 @@
+package repository
+
+import (
+	"context"
+	"errors"
+
+	"gorm.io/gorm"
+
+	"github.com/ShukeBta/MediaStationGo/internal/model"
+)
+
+// PermissionRepository persists model.UserPermission records.
+type PermissionRepository struct{ db *gorm.DB }
+
+// Create inserts a new permission record.
+func (r *PermissionRepository) Create(ctx context.Context, p *model.UserPermission) error {
+	return withSQLiteBusyRetry(ctx, func() error {
+		return r.db.WithContext(ctx).Create(p).Error
+	})
+}
+
+// FindByUserID returns the permission record for a user, or (nil, nil) when absent.
+func (r *PermissionRepository) FindByUserID(ctx context.Context, userID string) (*model.UserPermission, error) {
+	var p model.UserPermission
+	err := withSQLiteBusyRetry(ctx, func() error {
+		p = model.UserPermission{}
+		return r.db.WithContext(ctx).Where("user_id = ?", userID).First(&p).Error
+	})
+	if errors.Is(err, gorm.ErrRecordNotFound) {
+		return nil, nil
+	}
+	if err != nil {
+		return nil, err
+	}
+	return &p, nil
+}
+
+// Update updates permission fields for a user.
+func (r *PermissionRepository) Update(ctx context.Context, userID string, updates map[string]bool) error {
+	return withSQLiteBusyRetry(ctx, func() error {
+		return r.db.WithContext(ctx).Model(&model.UserPermission{}).
+			Where("user_id = ?", userID).Updates(updates).Error
+	})
+}
+
+// Upsert creates or updates a permission record.
+func (r *PermissionRepository) Upsert(ctx context.Context, p *model.UserPermission) error {
+	return withSQLiteBusyRetry(ctx, func() error {
+		return r.db.WithContext(ctx).Where("user_id = ?", p.UserID).
+			Assign(*p).FirstOrCreate(p).Error
+	})
+}
+
+// Delete removes a permission record.
+func (r *PermissionRepository) Delete(ctx context.Context, userID string) error {
+	return withSQLiteBusyRetry(ctx, func() error {
+		return r.db.WithContext(ctx).Where("user_id = ?", userID).Delete(&model.UserPermission{}).Error
+	})
+}