/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.
 */

import { Page } from '@playwright/test';
import { Button, Select } from '../components/core';

/**
 * Create Dataset Page object for the dataset creation wizard.
 */
export class CreateDatasetPage {
  readonly page: Page;

  /**
   * Data-test selectors for the create dataset form elements.
   * Using data-test attributes avoids strict mode violations with multiple selects.
   */
  private static readonly SELECTORS = {
    DATABASE: '[data-test="select-database"]',
    SCHEMA: '[data-test="Select schema or type to search schemas"]',
    TABLE: '[data-test="Select table or type to search tables"]',
  } as const;

  constructor(page: Page) {
    this.page = page;
  }

  /**
   * Gets the database selector using data-test attribute
   */
  getDatabaseSelect(): Select {
    return new Select(this.page, CreateDatasetPage.SELECTORS.DATABASE);
  }

  /**
   * Gets the schema selector using data-test attribute
   */
  getSchemaSelect(): Select {
    return new Select(this.page, CreateDatasetPage.SELECTORS.SCHEMA);
  }

  /**
   * Gets the table selector using data-test attribute
   */
  getTableSelect(): Select {
    return new Select(this.page, CreateDatasetPage.SELECTORS.TABLE);
  }

  /**
   * Gets the create and explore button
   */
  getCreateAndExploreButton(): Button {
    return new Button(
      this.page,
      this.page.getByRole('button', { name: /Create and explore dataset/i }),
    );
  }

  /**
   * Navigate to the create dataset page
   */
  async goto(): Promise<void> {
    await this.page.goto('dataset/add/');
  }

  /**
   * Select a database from the dropdown
   * @param databaseName - The name of the database to select
   */
  async selectDatabase(databaseName: string): Promise<void> {
    await this.getDatabaseSelect().selectOption(databaseName);
  }

  /**
   * Select a schema from the dropdown
   * @param schemaName - The name of the schema to select
   */
  async selectSchema(schemaName: string): Promise<void> {
    await this.getSchemaSelect().selectOption(schemaName);
  }

  /**
   * Select a table from the dropdown
   * @param tableName - The name of the table to select
   */
  async selectTable(tableName: string): Promise<void> {
    await this.getTableSelect().selectOption(tableName);
  }

  /**
   * Click the "Create dataset" button (without exploring)
   * Uses the dropdown menu to select "Create dataset" option
   */
  async clickCreateDataset(): Promise<void> {
    // Find the "Create and explore dataset" button, then its sibling dropdown trigger
    // This avoids ambiguity if other "down" buttons exist on the page
    const mainButton = this.page.getByRole('button', {
      name: /Create and explore dataset/i,
    });
    // The dropdown trigger is in the same button group, find it relative to main button
    const dropdownTrigger = mainButton
      .locator('xpath=following-sibling::button')
      .first();
    await dropdownTrigger.click();

    // Click "Create dataset" option from the dropdown menu
    await this.page.getByText('Create dataset', { exact: true }).click();
  }

  /**
   * Click the "Create and explore dataset" button
   */
  async clickCreateAndExploreDataset(): Promise<void> {
    await this.getCreateAndExploreButton().click();
  }

  /**
   * Wait for the page to load
   */
  async waitForPageLoad(): Promise<void> {
    await this.getDatabaseSelect().element.waitFor({ state: 'visible' });
  }
}