// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
/* eslint-disable @devtools/no-lit-render-outside-of-view */

import '../../../ui/components/report_view/report_view.js';
import '../../../ui/kit/kit.js';

import * as Common from '../../../core/common/common.js';
import * as i18n from '../../../core/i18n/i18n.js';
import * as SDK from '../../../core/sdk/sdk.js';
import type * as Protocol from '../../../generated/protocol.js';
import * as Buttons from '../../../ui/components/buttons/buttons.js';
import * as LegacyWrapper from '../../../ui/components/legacy_wrapper/legacy_wrapper.js';
import * as RenderCoordinator from '../../../ui/components/render_coordinator/render_coordinator.js';
import * as UI from '../../../ui/legacy/legacy.js';
import {html, type LitTemplate, nothing, render, type TemplateResult} from '../../../ui/lit/lit.js';
import * as VisualLogging from '../../../ui/visual_logging/visual_logging.js';

import storageMetadataViewStyle from './storageMetadataView.css.js';

const UIStrings = {
  /**
   * @description The origin of a URL (https://web.dev/same-site-same-origin/#origin).
   *(for a lot of languages this does not need to be translated, please translate only where necessary)
   */
  origin: 'Frame origin',
  /**
   * @description Site (https://web.dev/same-site-same-origin/#site) for the URL the user sees in the omnibox.
   */
  topLevelSite: 'Top-level site',
  /**
   * @description Text to show in the top-level site row, in case the value is opaque (https://html.spec.whatwg.org/#concept-origin-opaque).
   */
  opaque: '(opaque)',
  /**
   * @description Whether the storage corresponds to an opaque key (similar to https://html.spec.whatwg.org/#concept-origin-opaque).
   */
  isOpaque: 'Is opaque',
  /**
   * @description Whether the storage corresponds to a third-party origin (https://web.dev/learn/privacy/third-parties/).
   */
  isThirdParty: 'Is third-party',
  /**
   * @description Text indicating that the condition holds.
   */
  yes: 'Yes',
  /**
   * @description Text indicating that the condition does not hold.
   */
  no: 'No',
  /**
   * @description Text indicating that the storage corresponds to a third-party origin because top-level site is opaque.
   */
  yesBecauseTopLevelIsOpaque: 'Yes, because the top-level site is opaque',
  /**
   * @description Text indicating that the storage corresponds to a third-party origin because the storage key is opaque.
   */
  yesBecauseKeyIsOpaque: 'Yes, because the storage key is opaque',
  /**
   * @description Text indicating that the storage corresponds to a third-party origin because the origin doesn't match the top-level site.
   */
  yesBecauseOriginNotInTopLevelSite: 'Yes, because the origin is outside of the top-level site',
  /**
   * @description Text indicating that the storage corresponds to a third-party origin because the was a third-party origin in the ancestry chain.
   */
  yesBecauseAncestorChainHasCrossSite: 'Yes, because the ancestry chain contains a third-party origin',
  /**
   * @description Text when something is loading.
   */
  loading: 'Loading…',
  /**
   * @description The storage bucket name (https://wicg.github.io/storage-buckets/explainer#bucket-names)
   */
  bucketName: 'Bucket name',
  /**
   * @description The name of the default bucket (https://wicg.github.io/storage-buckets/explainer#the-default-bucket)
   *(This should not be a valid bucket name (https://wicg.github.io/storage-buckets/explainer#bucket-names))
   */
  defaultBucket: 'Default bucket',
  /**
   * @description Text indicating that the storage is persistent (https://wicg.github.io/storage-buckets/explainer#storage-policy-persistence)
   */
  persistent: 'Is persistent',
  /**
   * @description The storage durability policy (https://wicg.github.io/storage-buckets/explainer#storage-policy-durability)
   */
  durability: 'Durability',
  /**
   * @description The storage quota (https://wicg.github.io/storage-buckets/explainer#storage-policy-quota)
   */
  quota: 'Quota',
  /**
   * @description The storage expiration (https://wicg.github.io/storage-buckets/explainer#storage-policy-expiration)
   */
  expiration: 'Expiration',
  /**
   * @description Text indicating that no value is set
   */
  none: 'None',
  /**
   * @description Label of the button that triggers the Storage Bucket to be deleted.
   */
  deleteBucket: 'Delete bucket',
  /**
   * @description Text shown in the confirmation dialogue that displays before deleting the bucket.
   * @example {bucket} PH1
   */
  confirmBucketDeletion: 'Delete the "{PH1}" bucket?',
  /**
   * @description Explanation text shown in the confirmation dialogue that displays before deleting the bucket.
   */
  bucketWillBeRemoved: 'The selected storage bucket and contained data will be removed.',
} as const;

const str_ = i18n.i18n.registerUIStrings('panels/application/components/StorageMetadataView.ts', UIStrings);
const i18nString = i18n.i18n.getLocalizedString.bind(undefined, str_);

export class StorageBucketRevealInfo {
  constructor(public bucketInfo: Protocol.Storage.StorageBucketInfo) {
  }
}

export class StorageMetadataView extends LegacyWrapper.LegacyWrapper.WrappableComponent {
  readonly #shadow = this.attachShadow({mode: 'open'});
  #storageBucketsModel?: SDK.StorageBucketsModel.StorageBucketsModel;
  #storageKey: SDK.StorageKeyManager.StorageKey|null = null;
  #storageBucket: Protocol.Storage.StorageBucketInfo|null = null;
  #showOnlyBucket = false;

  setStorageKey(storageKey: string): void {
    this.#storageKey = SDK.StorageKeyManager.parseStorageKey(storageKey);
    void this.render();
  }

  setStorageBucket(storageBucket: Protocol.Storage.StorageBucketInfo): void {
    this.#storageBucket = storageBucket;
    this.setStorageKey(storageBucket.bucket.storageKey);
  }

  setShowOnlyBucket(show: boolean): void {
    this.#showOnlyBucket = show;
  }

  enableStorageBucketControls(model: SDK.StorageBucketsModel.StorageBucketsModel): void {
    this.#storageBucketsModel = model;
    if (this.#storageKey) {
      void this.render();
    }
  }

  override render(): Promise<void> {
    return RenderCoordinator.write('StorageMetadataView render', async () => {
      // Disabled until https://crbug.com/1079231 is fixed.
      // clang-format off
      render(html`
        <style>${storageMetadataViewStyle}</style>
        <devtools-report .data=${{reportTitle: this.getTitle() ?? i18nString(UIStrings.loading)}}>
          ${await this.renderReportContent()}
        </devtools-report>`, this.#shadow, {host: this});
      // clang-format on
    });
  }

  getTitle(): string|undefined {
    if (!this.#storageKey) {
      return;
    }
    const origin = this.#storageKey.origin;
    const bucketName = this.#storageBucket?.bucket.name || i18nString(UIStrings.defaultBucket);
    return this.#storageBucketsModel ? `${bucketName} - ${origin}` : origin;
  }

  key(content: string|TemplateResult): TemplateResult {
    return html`<devtools-report-key>${content}</devtools-report-key>`;
  }

  value(content: string|TemplateResult): TemplateResult {
    return html`<devtools-report-value>${content}</devtools-report-value>`;
  }

  async renderReportContent(): Promise<LitTemplate> {
    if (!this.#storageKey) {
      return nothing;
    }
    const origin = this.#storageKey.origin;
    const ancestorChainHasCrossSite =
        Boolean(this.#storageKey.components.get(SDK.StorageKeyManager.StorageKeyComponent.ANCESTOR_CHAIN_BIT));
    const hasNonce = Boolean(this.#storageKey.components.get(SDK.StorageKeyManager.StorageKeyComponent.NONCE_HIGH));
    const topLevelSiteIsOpaque = Boolean(
        this.#storageKey.components.get(SDK.StorageKeyManager.StorageKeyComponent.TOP_LEVEL_SITE_OPAQUE_NONCE_HIGH));
    const topLevelSite = this.#storageKey.components.get(SDK.StorageKeyManager.StorageKeyComponent.TOP_LEVEL_SITE);
    const thirdPartyReason = ancestorChainHasCrossSite ? i18nString(UIStrings.yesBecauseAncestorChainHasCrossSite) :
        hasNonce                                       ? i18nString(UIStrings.yesBecauseKeyIsOpaque) :
        topLevelSiteIsOpaque                           ? i18nString(UIStrings.yesBecauseTopLevelIsOpaque) :
        (topLevelSite && origin !== topLevelSite)      ? i18nString(UIStrings.yesBecauseOriginNotInTopLevelSite) :
                                                         null;

    const isIframeOrEmbedded = topLevelSite && origin !== topLevelSite;

    // Disabled until https://crbug.com/1079231 is fixed.
    // clang-format off
  return html`
        ${(isIframeOrEmbedded) ?
          html`${this.key(i18nString(UIStrings.origin))}
            ${this.value(html`<div class="text-ellipsis" title=${origin}>${origin}</div>`)}`
          : nothing}
        ${(topLevelSite || topLevelSiteIsOpaque) ?
          this.key(i18nString(UIStrings.topLevelSite)) : nothing}
        ${topLevelSite ? this.value(topLevelSite) : nothing}
        ${topLevelSiteIsOpaque ? this.value(i18nString(UIStrings.opaque)) : nothing}
        ${thirdPartyReason ?  html`
          ${this.key(i18nString(UIStrings.isThirdParty))}${this.value(thirdPartyReason)}` : nothing}
        ${hasNonce || topLevelSiteIsOpaque ?
          this.key(i18nString(UIStrings.isOpaque)) : nothing}
        ${hasNonce ? this.value(i18nString(UIStrings.yes)) : nothing}
        ${topLevelSiteIsOpaque ?
          this.value(i18nString(UIStrings.yesBecauseTopLevelIsOpaque)) : nothing}
        ${this.#storageBucket ? this.#renderStorageBucketInfo() : nothing}
        ${this.#storageBucketsModel ? this.#renderBucketControls() : nothing}`;
    // clang-format on
  }

  #renderStorageBucketInfo(): LitTemplate {
    if (!this.#storageBucket) {
      throw new Error('Should not call #renderStorageBucketInfo if #bucket is null.');
    }
    const {bucket: {name}, persistent, durability, quota} = this.#storageBucket;
    const isDefault = !name;

    const renderBucketName = (): TemplateResult => {
      if (isDefault) {
        return html`<span class="default-bucket">${i18nString(UIStrings.defaultBucket)}</span>`;
      }
      if (!this.#showOnlyBucket) {
        return html`${name}`;
      }
      const revealBucket = (e: Event): void => {
        e.preventDefault();
        void Common.Revealer.reveal(
            new StorageBucketRevealInfo(this.#storageBucket as Protocol.Storage.StorageBucketInfo));
      };
      return html`<devtools-link
        @click=${revealBucket}
        title=${name}
        jslog=${VisualLogging.action('storage-bucket').track({
        click: true
      })}
      >${name}</devtools-link>`;
    };

    if (this.#showOnlyBucket) {
      return html`
        ${this.key(i18nString(UIStrings.bucketName))}
        ${this.value(renderBucketName())}`;
    }
    // clang-format off
    return html`
      ${this.key(i18nString(UIStrings.bucketName))}
      ${this.value(renderBucketName())}
      ${this.key(i18nString(UIStrings.persistent))}
      ${this.value(persistent ? i18nString(UIStrings.yes) : i18nString(UIStrings.no))}
      ${this.key(i18nString(UIStrings.durability))}
      ${this.value(durability)}
      ${this.key(i18nString(UIStrings.quota))}
      ${this.value(i18n.ByteUtilities.bytesToString(quota))}
      ${this.key(i18nString(UIStrings.expiration))}
      ${this.value(this.#getExpirationString())}`;
  }

  #getExpirationString(): string {
    if (!this.#storageBucket) {
      throw new Error('Should not call #getExpirationString if #bucket is null.');
    }

    const {expiration} = this.#storageBucket;

    if (expiration === 0) {
      return i18nString(UIStrings.none);
    }

    return (new Date(expiration * 1000)).toLocaleString();
  }

  #renderBucketControls(): TemplateResult {
    // clang-format off
  return html`
    <devtools-report-divider></devtools-report-divider>
    <devtools-report-section>
      <devtools-button aria-label=${i18nString(UIStrings.deleteBucket)}
                       .variant=${Buttons.Button.Variant.OUTLINED}
                       @click=${this.#deleteBucket}>
        ${i18nString(UIStrings.deleteBucket)}
      </devtools-button>
    </devtools-report-section>`;
    // clang-format on
  }

  async #deleteBucket(): Promise<void> {
    if (!this.#storageBucketsModel || !this.#storageBucket) {
      throw new Error('Should not call #deleteBucket if #storageBucketsModel or #storageBucket is null.');
    }
    const ok = await UI.UIUtils.ConfirmDialog.show(
        i18nString(UIStrings.bucketWillBeRemoved),
        i18nString(UIStrings.confirmBucketDeletion, {PH1: this.#storageBucket.bucket.name || ''}), this,
        {jslogContext: 'delete-bucket-confirmation'});
    if (ok) {
      this.#storageBucketsModel.deleteBucket(this.#storageBucket.bucket);
    }
  }
}

customElements.define('devtools-storage-metadata-view', StorageMetadataView);

declare global {
  interface HTMLElementTagNameMap {
    'devtools-storage-metadata-view': StorageMetadataView;
  }
}