// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

import * as Common from '../../core/common/common.js';
import * as i18n from '../../core/i18n/i18n.js';
import * as IssuesManager from '../../models/issues_manager/issues_manager.js';
import * as UI from '../../ui/legacy/legacy.js';

import type * as Issues from './issues.js';

const UIStrings = {
  /**
   * @description Label for the issues pane
   */
  issues: 'Issues',
  /**
   * @description Command for showing the 'Issues' tool
   */
  showIssues: 'Show Issues',
} as const;
const str_ = i18n.i18n.registerUIStrings('panels/issues/issues-meta.ts', UIStrings);
const i18nLazyString = i18n.i18n.getLazilyComputedLocalizedString.bind(undefined, str_);
let loadedIssuesModule: (typeof Issues|undefined);

async function loadIssuesModule(): Promise<typeof Issues> {
  if (!loadedIssuesModule) {
    loadedIssuesModule = await import('./issues.js');
  }
  return loadedIssuesModule;
}

UI.ViewManager.registerViewExtension({
  location: UI.ViewManager.ViewLocationValues.DRAWER_VIEW,
  id: 'issues-pane',
  title: i18nLazyString(UIStrings.issues),
  commandPrompt: i18nLazyString(UIStrings.showIssues),
  order: 100,
  persistence: UI.ViewManager.ViewPersistence.CLOSEABLE,
  async loadView() {
    const Issues = await loadIssuesModule();
    return new Issues.IssuesPane.IssuesPane();
  },
});

Common.Revealer.registerRevealer({
  contextTypes() {
    return [
      IssuesManager.Issue.Issue,
    ];
  },
  destination: Common.Revealer.RevealerDestination.ISSUES_VIEW,
  async loadRevealer() {
    const Issues = await loadIssuesModule();
    return new Issues.IssueRevealer.IssueRevealer();
  },
});