/*
 * Copyright (C) 2022 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.android.quicksearchbox

/** Interface for objects that can produce a SuggestionCursor given a query. */
interface SuggestionCursorProvider<C : SuggestionCursor?> {
  /**
   * Gets the name of the provider. This is used for logging and to execute tasks on the queue for
   * the provider.
   */
  val name: String?

  /**
   * Gets suggestions from the provider.
   *
   * @param query The user query.
   * @param queryLimit An advisory maximum number of results that the source should return.
   * @return The suggestion results. Must not be `null`.
   */
  fun getSuggestions(query: String?, queryLimit: Int): C?
}