// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

import '../../../ui/components/settings/settings.js';
import '../../../ui/components/tooltips/tooltips.js';
import '../../../ui/kit/kit.js';

import * as Common from '../../../core/common/common.js';
import * as Host from '../../../core/host/host.js';
import * as i18n from '../../../core/i18n/i18n.js';
import type * as Platform from '../../../core/platform/platform.js';
import * as Badges from '../../../models/badges/badges.js';
import * as Buttons from '../../../ui/components/buttons/buttons.js';
import type * as SettingsComponents from '../../../ui/components/settings/settings.js';
import * as UIHelpers from '../../../ui/helpers/helpers.js';
import * as UI from '../../../ui/legacy/legacy.js';
import * as Lit from '../../../ui/lit/lit.js';
import * as VisualLogging from '../../../ui/visual_logging/visual_logging.js';
import * as PanelCommon from '../../common/common.js';
import * as PanelUtils from '../../utils/utils.js';

import syncSectionStyles from './syncSection.css.js';

const UIStrings = {
  /**
   * @description Text shown to the user in the Settings UI. 'This setting' refers
   * to a checkbox that is disabled.
   */
  syncDisabled: 'To turn this setting on, you must enable Chrome sync.',
  /**
   * @description Text shown to the user in the Settings UI. Explains why the checkbox
   * for saving DevTools settings to the user's Google account is inactive.
   */
  preferencesSyncDisabled: 'You need to first enable saving `Chrome` settings in your `Google` account.',
  /**
   * @description Label for the account email address. Shown in the DevTools Settings UI in
   * front of the email address currently used for Chrome Sync.
   */
  signedIn: 'Signed into Chrome as:',
  /**
   * @description Label for the account settings. Shown in the DevTools Settings UI in
   * case the user is not logged in to Chrome.
   */
  notSignedIn: 'You\'re not signed into Chrome.',
  /**
   * @description Label for the Google Developer Program profile status that corresponds to
   * standard plan (No subscription).
   */
  gdpStandardPlan: 'Standard plan',
  /**
   * @description Label for the Google Developer Program subscription status that corresponds to
   * `PREMIUM_ANNUAL` plan.
   */
  gdpPremiumSubscription: 'Premium',
  /**
   * @description Label for the Google Developer Program subscription status that corresponds to
   * `PRO_ANNUAL` plan.
   */
  gdpProSubscription: 'Pro',
  /**
   * @description Label for the Google Developer Program subscription status that corresponds
   * to a plan not known by the client.
   */
  gdpUnknownSubscription: 'Unknown plan',
  /**
   * @description Label for Sign-Up button for the Google Developer Program profiles.
   */
  signUp: 'Sign up',
  /**
   * @description Link text for opening the Google Developer Program profile page.
   */
  viewProfile: 'View profile',
  /**
   * @description Text for tooltip shown on hovering over "Relevant Data" in the disclaimer text for AI code completion.
   */
  tooltipDisclaimerText:
      'When you qualify for a badge, the badge’s identifier and the type of activity you did to earn it are sent to Google',
  /**
   * @description Text for the data notice right after the settings checkbox.
   */
  relevantData: 'Relevant data',
  /**
   * @description Text for the data notice right after the settings checkbox.
   * @example {Relevant data} PH1
   */
  dataDisclaimer: '({PH1} is sent to Google)',
} as const;
const str_ = i18n.i18n.registerUIStrings('panels/settings/components/SyncSection.ts', UIStrings);
const i18nString = i18n.i18n.getLocalizedString.bind(undefined, str_);
const i18nTemplate = Lit.i18nTemplate.bind(undefined, str_);

const {html, render, Directives: {ref}} = Lit;

function getGdpSubscriptionText(profile: Host.GdpClient.Profile): Platform.UIString.LocalizedString {
  if (!profile.activeSubscription ||
      profile.activeSubscription.subscriptionStatus !== Host.GdpClient.SubscriptionStatus.ENABLED) {
    return i18nString(UIStrings.gdpStandardPlan);
  }

  switch (profile.activeSubscription.subscriptionTier) {
    case Host.GdpClient.SubscriptionTier.PREMIUM_ANNUAL:
    case Host.GdpClient.SubscriptionTier.PREMIUM_MONTHLY:
      return i18nString(UIStrings.gdpPremiumSubscription);
    case Host.GdpClient.SubscriptionTier.PRO_ANNUAL:
    case Host.GdpClient.SubscriptionTier.PRO_MONTHLY:
      return i18nString(UIStrings.gdpProSubscription);
    default:
      return i18nString(UIStrings.gdpUnknownSubscription);
  }
}

// clang-format off
const DEFAULT_VIEW = (input: ViewInput, output: ViewOutput, target: HTMLElement): void => {
  const renderSettingCheckboxIfNeeded = (): Lit.LitTemplate => {
    if (!input.syncInfo.accountEmail) {
      return Lit.nothing;
    }
    const warningText = input.warningType === WarningType.SYNC_DISABLED ? i18nString(UIStrings.syncDisabled) : i18nString(UIStrings.preferencesSyncDisabled);

    return html`
      <div class="setting-checkbox-container">
        <setting-checkbox class="setting-checkbox"
          .data=${{ setting: input.syncSetting } as SettingsComponents.SettingCheckbox.SettingCheckboxData}>
        </setting-checkbox>
        ${input.warningType ? html`
          <devtools-button
            aria-details="settings-sync-info"
            .iconName=${'info'}
            .variant=${Buttons.Button.Variant.ICON}
            .size=${Buttons.Button.Size.SMALL}
            @click=${input.onWarningClick}>
          </devtools-button>
          <devtools-tooltip
              id="settings-sync-info"
              variant="rich">
            ${warningText}
          </devtools-tooltip>`: Lit.nothing}
      </div>
    `;
  };

  const renderAccountInfo = (): Lit.LitTemplate => {
    if (!input.syncInfo.accountEmail) {
      return html`
        <div class="not-signed-in">${i18nString(UIStrings.notSignedIn)}</div>
      `;
    }

    return html`
      <div class="account-info">
        <img class="account-avatar" src="data:image/png;base64, ${input.syncInfo.accountImage}"
          alt="Account avatar" />
        <div class="account-email">
          <span>${i18nString(UIStrings.signedIn)}</span>
          <span>${input.syncInfo.accountEmail}</span>
        </div>
      </div>`;
  };

  const renderGdpSectionIfNeeded = (): Lit.LitTemplate => {
    if (!input.isEligibleToCreateGdpProfile && !input.gdpProfile) {
      return Lit.nothing;
    }
    const hasReceiveBadgesCheckbox = Host.GdpClient.isBadgesEnabled() && input.receiveBadgesSetting;
    const renderBrand = (): Lit.LitTemplate => {
      return html`
        <div class="gdp-profile-header">
          <div class="gdp-logo" role="img" aria-label="Google Developer Program"></div>
        </div>
      `;
    };

    return html`
      <div class="gdp-profile-container" .jslog=${VisualLogging.section().context('gdp-profile')}>
        <div class="divider"></div>
        ${input.gdpProfile ? html`
          <div class="gdp-profile-details-content">
            ${renderBrand()}
            <div class="plan-details">
              ${getGdpSubscriptionText(input.gdpProfile)}
              &nbsp;·&nbsp;
              <devtools-link
                jslogcontext="view-profile"
                class="link"
                href=${Host.GdpClient.GOOGLE_DEVELOPER_PROGRAM_PROFILE_LINK}>
                ${i18nString(UIStrings.viewProfile)}
              </devtools-link></div>
              ${hasReceiveBadgesCheckbox ? html`
                <div class="setting-container" ${ref(el => {
                  output.highlightReceiveBadgesSetting = () => {
                    if (el) {
                      PanelUtils.PanelUtils.highlightElement(el as HTMLElement);
                    }
                  };
                })}>
                  <setting-checkbox class="setting-checkbox"
                    .data=${{setting: input.receiveBadgesSetting} as SettingsComponents.SettingCheckbox.SettingCheckboxData}
                    @change=${(e: Event) => input.onReceiveBadgesSettingClick(e)}>
                  </setting-checkbox>
                  <span>${i18nTemplate(UIStrings.dataDisclaimer, {PH1: html`
                    <span class="link" tabindex="0" aria-details="gdp-profile-tooltip">
                      ${i18nString(UIStrings.relevantData)}</span>
                    <devtools-tooltip id="gdp-profile-tooltip" variant="rich">
                      <div class="tooltip-content" tabindex="0">
                      ${i18nString(UIStrings.tooltipDisclaimerText)}</div>
                    </devtools-tooltip>`})}
                  </span>
                </div>
              ` : Lit.nothing}
          </div>
        ` : html`
          <div class="gdp-profile-sign-up-content">
            ${renderBrand()}
            <devtools-button
              @click=${input.onSignUpClick}
              .jslogContext=${'open-sign-up-dialog'}
              .variant=${Buttons.Button.Variant.OUTLINED}>
                ${i18nString(UIStrings.signUp)}
            </devtools-button>
          </div>
        `}
      </div>
    `;
  };

  render(html`
    <style>${syncSectionStyles}</style>
    <fieldset>
      ${renderAccountInfo()}
      ${renderSettingCheckboxIfNeeded()}
      ${renderGdpSectionIfNeeded()}
    </fieldset>
  `, target);
};
// clang-format on

type View = typeof DEFAULT_VIEW;

export const enum WarningType {
  SYNC_DISABLED = 'SYNC_DISABLED',
  PREFERENCES_SYNC_DISABLED = 'PREFERENCES_SYNC_DISABLED',
}

export interface SyncSectionData {
  syncInfo: Host.InspectorFrontendHostAPI.SyncInformation;
  syncSetting: Common.Settings.Setting<boolean>;
  receiveBadgesSetting: Common.Settings.Setting<boolean>;
}

export interface ViewInput {
  syncInfo: Host.InspectorFrontendHostAPI.SyncInformation;
  syncSetting: Common.Settings.Setting<boolean>;
  receiveBadgesSetting?: Common.Settings.Setting<boolean>;
  isEligibleToCreateGdpProfile: boolean;
  gdpProfile?: Host.GdpClient.Profile;
  onSignUpClick: () => void;
  onReceiveBadgesSettingClick: (e: Event) => void;
  onWarningClick: (e: Event) => void;
  warningType?: WarningType;
}

export interface ViewOutput {
  highlightReceiveBadgesSetting?: () => void;
}
export class SyncSection extends UI.Widget.Widget {
  #syncInfo: Host.InspectorFrontendHostAPI.SyncInformation = {isSyncActive: false};
  #syncSetting: Common.Settings.Setting<boolean>;
  #receiveBadgesSetting: Common.Settings.Setting<boolean>;
  #isEligibleToCreateGdpProfile = false;
  #gdpProfile?: Host.GdpClient.Profile;
  #view: View;
  #viewOutput: ViewOutput = {};

  constructor(element?: HTMLElement, view: View = DEFAULT_VIEW) {
    super(element);
    this.#view = view;
    this.#receiveBadgesSetting = Common.Settings.Settings.instance().moduleSetting('receive-gdp-badges');
    this.#syncSetting = Common.Settings.moduleSetting('sync-preferences') as Common.Settings.Setting<boolean>;
  }

  override wasShown(): void {
    super.wasShown();
    this.requestUpdate();
  }

  set syncInfo(syncInfo: Host.InspectorFrontendHostAPI.SyncInformation) {
    this.#syncInfo = syncInfo;
    this.requestUpdate();

    // Trigger fetching GDP profile if the user is signed in.
    if (syncInfo.accountEmail) {
      void this.#fetchGdpDetails();
    }
  }

  async highlightReceiveBadgesSetting(): Promise<void> {
    this.requestUpdate();
    await this.updateComplete;
    this.#viewOutput.highlightReceiveBadgesSetting?.();
  }

  override performUpdate(): void {
    // TODO: this should not probably happen in render, instead, the setting
    // should be disabled.
    const checkboxDisabled = !this.#syncInfo.isSyncActive || !this.#syncInfo.arePreferencesSynced;
    this.#syncSetting?.setDisabled(checkboxDisabled);

    let warningType: WarningType|undefined;
    if (!this.#syncInfo.isSyncActive) {
      warningType = WarningType.SYNC_DISABLED;
    } else if (!this.#syncInfo.arePreferencesSynced) {
      warningType = WarningType.PREFERENCES_SYNC_DISABLED;
    }

    const viewInput: ViewInput = {
      syncInfo: this.#syncInfo,
      syncSetting: this.#syncSetting,
      receiveBadgesSetting: this.#receiveBadgesSetting,
      gdpProfile: this.#gdpProfile,
      isEligibleToCreateGdpProfile: Host.GdpClient.isGdpProfilesAvailable() && this.#isEligibleToCreateGdpProfile,
      onSignUpClick: this.#onSignUpClick.bind(this),
      onReceiveBadgesSettingClick: this.#onReceiveBadgesSettingClick.bind(this),
      onWarningClick: this.#onWarningClick.bind(this),
      warningType,
    };
    this.#view(viewInput, this.#viewOutput, this.contentElement);
  }

  #onSignUpClick(): void {
    PanelCommon.GdpSignUpDialog.show({onSuccess: (this.#fetchGdpDetails.bind(this))});
  }

  #onReceiveBadgesSettingClick(e: Event): void {
    const settingCheckbox = e.target as SettingsComponents.SettingCheckbox.SettingCheckbox;
    void Badges.UserBadges.instance().initialize().then(() => {
      if (!settingCheckbox.checked) {
        return;
      }

      Badges.UserBadges.instance().recordAction(Badges.BadgeAction.RECEIVE_BADGES_SETTING_ENABLED);
    });
  }

  #onWarningClick(event: Event): void {
    // TODO: investigate if /advance link is alive
    const warningLink =
        this.#syncInfo.isSyncActive ? 'chrome://settings/syncSetup/advanced' : 'chrome://settings/syncSetup';
    UIHelpers.openInNewTab(warningLink);
    event.consume();
  }

  async #fetchGdpDetails(): Promise<void> {
    if (!Host.GdpClient.isGdpProfilesAvailable()) {
      return;
    }

    const getProfileResponse = await Host.GdpClient.GdpClient.instance().getProfile();
    if (!getProfileResponse) {
      return;
    }

    this.#gdpProfile = getProfileResponse.profile ?? undefined;
    this.#isEligibleToCreateGdpProfile = getProfileResponse.isEligible;
    this.requestUpdate();
  }
}