feat: enhance limits

internal/repository/admin_repo.go

@@ -40,6 +40,7 @@ func (r *AdminRepo) ListUsers(ctx context.Context, q string, limit, offset int)
 		       (u.password_hash IS NOT NULL) AS has_password,
 		       (SELECT COALESCE(array_agg(oa.provider ORDER BY oa.provider), ARRAY[]::text[])
 		          FROM oauth_accounts oa WHERE oa.user_id = u.id) AS providers,
+		       u.bookmark_limit, u.public_collection_limit, u.private_collection_limit,
 		       COUNT(*) OVER() AS total
 		FROM users u
 		WHERE ($1 = '' OR u.name ILIKE '%'||$1||'%' OR u.handle ILIKE '%'||$1||'%'
@@ -55,16 +56,39 @@ func (r *AdminRepo) ListUsers(ctx context.Context, q string, limit, offset int)
 	total := 0
 	for rows.Next() {
 		var u model.AdminUser
+		var bookmarkLimit, publicCollLimit, privateCollLimit *int
 		if err := rows.Scan(&u.ID, &u.Email, &u.Handle, &u.Name, &u.AvatarURL,
 			&u.Role, &u.Plan, &u.EmailVerifiedAt, &u.BannedAt, &u.PostCount, &u.CreatedAt,
-			&u.HasPassword, &u.Providers, &total); err != nil {
+			&u.HasPassword, &u.Providers,
+			&bookmarkLimit, &publicCollLimit, &privateCollLimit, &total); err != nil {
 			return nil, 0, fmt.Errorf("scan admin user: %w", err)
 		}
+		// Resolve plan default + overrides so the panel shows what's in force.
+		lim := model.ResolveLimits(u.Plan, bookmarkLimit, publicCollLimit, privateCollLimit)
+		u.BookmarkLimit = lim.Bookmarks
+		u.PublicCollectionLimit = lim.PublicCollections
+		u.PrivateCollectionLimit = lim.PrivateCollections
 		out = append(out, u)
 	}
 	return out, total, rows.Err()
 }
 
+// SetUserLimits writes the per-user save-limit overrides (nil clears one back
+// to the plan default). Returns false if the id doesn't exist.
+func (r *AdminRepo) SetUserLimits(ctx context.Context, userID string, bookmark, publicCollection, privateCollection *int) (bool, error) {
+	tag, err := r.pg.Pool.Exec(ctx, `
+		UPDATE users
+		   SET bookmark_limit = $2,
+		       public_collection_limit = $3,
+		       private_collection_limit = $4,
+		       updated_at = now()
+		 WHERE id = $1`, userID, bookmark, publicCollection, privateCollection)
+	if err != nil {
+		return false, fmt.Errorf("admin set user limits: %w", err)
+	}
+	return tag.RowsAffected() == 1, nil
+}
+
 // UserExists reports whether a user id is real (used before sending a
 // notification to it).
 func (r *AdminRepo) UserExists(ctx context.Context, id string) (bool, error) {