| /** |
| * @license |
| * Copyright 2015 Google LLC |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| import '@polymer/iron-dropdown/iron-dropdown'; |
| import '@polymer/iron-input/iron-input'; |
| import '../../../styles/gr-a11y-styles'; |
| import '../../../styles/shared-styles'; |
| import '../../shared/gr-button/gr-button'; |
| import '../../shared/gr-dropdown/gr-dropdown'; |
| import '../../shared/gr-dropdown-list/gr-dropdown-list'; |
| import '../../shared/gr-icon/gr-icon'; |
| import '../../shared/gr-select/gr-select'; |
| import '../../shared/revision-info/revision-info'; |
| import '../../../embed/diff/gr-diff-cursor/gr-diff-cursor'; |
| import '../gr-apply-fix-dialog/gr-apply-fix-dialog'; |
| import '../gr-diff-host/gr-diff-host'; |
| import '../../../embed/diff/gr-diff-mode-selector/gr-diff-mode-selector'; |
| import '../gr-diff-preferences-dialog/gr-diff-preferences-dialog'; |
| import '../gr-patch-range-select/gr-patch-range-select'; |
| import '../../change/gr-download-dialog/gr-download-dialog'; |
| import '../../shared/gr-overlay/gr-overlay'; |
| import {navigationToken} from '../../core/gr-navigation/gr-navigation'; |
| import {getAppContext} from '../../../services/app-context'; |
| import { |
| computeAllPatchSets, |
| computeLatestPatchNum, |
| PatchSet, |
| isMergeParent, |
| getParentIndex, |
| } from '../../../utils/patch-set-util'; |
| import { |
| addUnmodifiedFiles, |
| computeDisplayPath, |
| computeTruncatedPath, |
| isMagicPath, |
| specialFilePathCompare, |
| } from '../../../utils/path-list-util'; |
| import {changeBaseURL, changeIsOpen} from '../../../utils/change-util'; |
| import {GrDiffHost} from '../../diff/gr-diff-host/gr-diff-host'; |
| import { |
| DropdownItem, |
| GrDropdownList, |
| } from '../../shared/gr-dropdown-list/gr-dropdown-list'; |
| import {GrOverlay} from '../../shared/gr-overlay/gr-overlay'; |
| import {ChangeComments} from '../../diff/gr-comment-api/gr-comment-api'; |
| import { |
| BasePatchSetNum, |
| ChangeInfo, |
| CommitId, |
| EDIT, |
| FileInfo, |
| NumericChangeId, |
| PARENT, |
| PatchRange, |
| PatchSetNum, |
| PatchSetNumber, |
| PreferencesInfo, |
| RepoName, |
| RevisionInfo, |
| RevisionPatchSetNum, |
| ServerInfo, |
| } from '../../../types/common'; |
| import {DiffInfo, DiffPreferencesInfo} from '../../../types/diff'; |
| import { |
| CommitRange, |
| EditRevisionInfo, |
| FileRange, |
| ParsedChangeInfo, |
| } from '../../../types/types'; |
| import {FilesWebLinks} from '../gr-patch-range-select/gr-patch-range-select'; |
| import {GrDiffCursor} from '../../../embed/diff/gr-diff-cursor/gr-diff-cursor'; |
| import {CommentSide, DiffViewMode, Side} from '../../../constants/constants'; |
| import {GrApplyFixDialog} from '../gr-apply-fix-dialog/gr-apply-fix-dialog'; |
| import { |
| CommentMap, |
| getPatchRangeForCommentUrl, |
| isInBaseOfPatchRange, |
| } from '../../../utils/comment-util'; |
| import { |
| EventType, |
| OpenFixPreviewEvent, |
| ValueChangedEvent, |
| } from '../../../types/events'; |
| import {fireAlert, fireEvent, fireTitleChange} from '../../../utils/event-util'; |
| import {GerritView} from '../../../services/router/router-model'; |
| import {assertIsDefined} from '../../../utils/common-util'; |
| import {Key, toggleClass} from '../../../utils/dom-util'; |
| import {CursorMoveResult} from '../../../api/core'; |
| import {isFalse, throttleWrap, until} from '../../../utils/async-util'; |
| import {filter, take, switchMap} from 'rxjs/operators'; |
| import {combineLatest} from 'rxjs'; |
| import { |
| Shortcut, |
| ShortcutSection, |
| shortcutsServiceToken, |
| } from '../../../services/shortcuts/shortcuts-service'; |
| import {LoadingStatus} from '../../../models/change/change-model'; |
| import {DisplayLine} from '../../../api/diff'; |
| import {GrDownloadDialog} from '../../change/gr-download-dialog/gr-download-dialog'; |
| import {browserModelToken} from '../../../models/browser/browser-model'; |
| import {commentsModelToken} from '../../../models/comments/comments-model'; |
| import {changeModelToken} from '../../../models/change/change-model'; |
| import {resolve} from '../../../models/dependency'; |
| import {BehaviorSubject} from 'rxjs'; |
| import {css, html, LitElement, PropertyValues} from 'lit'; |
| import {ShortcutController} from '../../lit/shortcut-controller'; |
| import {subscribe} from '../../lit/subscription-controller'; |
| import {customElement, property, query, state} from 'lit/decorators.js'; |
| import {configModelToken} from '../../../models/config/config-model'; |
| import {a11yStyles} from '../../../styles/gr-a11y-styles'; |
| import {sharedStyles} from '../../../styles/shared-styles'; |
| import {ifDefined} from 'lit/directives/if-defined.js'; |
| import {when} from 'lit/directives/when.js'; |
| import { |
| createDiffUrl, |
| diffViewModelToken, |
| DiffViewState, |
| } from '../../../models/views/diff'; |
| import {createChangeUrl} from '../../../models/views/change'; |
| import {createEditUrl} from '../../../models/views/edit'; |
| import {GeneratedWebLink} from '../../../utils/weblink-util'; |
| |
| const LOADING_BLAME = 'Loading blame...'; |
| const LOADED_BLAME = 'Blame loaded'; |
| |
| // Time in which pressing n key again after the toast navigates to next file |
| const NAVIGATE_TO_NEXT_FILE_TIMEOUT_MS = 5000; |
| |
| // visible for testing |
| export interface Files { |
| sortedFileList: string[]; |
| changeFilesByPath: {[path: string]: FileInfo}; |
| } |
| |
| interface CommentSkips { |
| previous: string | null; |
| next: string | null; |
| } |
| @customElement('gr-diff-view') |
| export class GrDiffView extends LitElement { |
| /** |
| * Fired when the title of the page should change. |
| * |
| * @event title-change |
| */ |
| |
| /** |
| * Fired when user tries to navigate away while comments are pending save. |
| * |
| * @event show-alert |
| */ |
| @query('#diffHost') |
| diffHost?: GrDiffHost; |
| |
| @query('#reviewed') |
| reviewed?: HTMLInputElement; |
| |
| @query('#downloadOverlay') |
| downloadOverlay?: GrOverlay; |
| |
| @query('#downloadDialog') |
| downloadDialog?: GrDownloadDialog; |
| |
| @query('#dropdown') |
| dropdown?: GrDropdownList; |
| |
| @query('#applyFixDialog') |
| applyFixDialog?: GrApplyFixDialog; |
| |
| @query('#diffPreferencesDialog') |
| diffPreferencesDialog?: GrOverlay; |
| |
| private _viewState: DiffViewState | undefined; |
| |
| @state() |
| get viewState(): DiffViewState | undefined { |
| return this._viewState; |
| } |
| |
| set viewState(viewState: DiffViewState | undefined) { |
| if (this._viewState === viewState) return; |
| const oldViewState = this._viewState; |
| this._viewState = viewState; |
| this.viewStateChanged(); |
| this.requestUpdate('viewState', oldViewState); |
| } |
| |
| // Private but used in tests. |
| @state() |
| patchRange?: PatchRange; |
| |
| // Private but used in tests. |
| @state() |
| commitRange?: CommitRange; |
| |
| // Private but used in tests. |
| @state() |
| change?: ParsedChangeInfo; |
| |
| // Private but used in tests. |
| @state() |
| changeComments?: ChangeComments; |
| |
| // Private but used in tests. |
| @state() |
| changeNum?: NumericChangeId; |
| |
| // Private but used in tests. |
| @state() |
| diff?: DiffInfo; |
| |
| // TODO: Move to using files-model. |
| // Private but used in tests. |
| @state() |
| files: Files = {sortedFileList: [], changeFilesByPath: {}}; |
| |
| // Private but used in tests |
| // Use path getter/setter. |
| _path?: string; |
| |
| get path() { |
| return this._path; |
| } |
| |
| set path(path: string | undefined) { |
| if (this._path === path) return; |
| const oldPath = this._path; |
| this._path = path; |
| this.pathChanged(); |
| this.requestUpdate('path', oldPath); |
| } |
| |
| // Private but used in tests. |
| @state() |
| loggedIn = false; |
| |
| // Private but used in tests. |
| @state() |
| loading = true; |
| |
| @property({type: Object}) |
| prefs?: DiffPreferencesInfo; |
| |
| @state() |
| private serverConfig?: ServerInfo; |
| |
| // Private but used in tests. |
| @state() |
| userPrefs?: PreferencesInfo; |
| |
| @state() |
| private isImageDiff?: boolean; |
| |
| @state() |
| private editWeblinks?: GeneratedWebLink[]; |
| |
| @state() |
| private filesWeblinks?: FilesWebLinks; |
| |
| // Private but used in tests. |
| @state() |
| commentMap?: CommentMap; |
| |
| @state() |
| private commentSkips?: CommentSkips; |
| |
| // Private but used in tests. |
| @state() |
| isBlameLoaded?: boolean; |
| |
| @state() |
| private isBlameLoading = false; |
| |
| @state() |
| private allPatchSets?: PatchSet[] = []; |
| |
| // Private but used in tests. |
| @state() |
| focusLineNum?: number; |
| |
| // visible for testing |
| reviewedFiles = new Set<string>(); |
| |
| private readonly reporting = getAppContext().reportingService; |
| |
| private readonly restApiService = getAppContext().restApiService; |
| |
| // Private but used in tests. |
| readonly routerModel = getAppContext().routerModel; |
| |
| // Private but used in tests. |
| readonly userModel = getAppContext().userModel; |
| |
| // Private but used in tests. |
| readonly getChangeModel = resolve(this, changeModelToken); |
| |
| // Private but used in tests. |
| readonly getBrowserModel = resolve(this, browserModelToken); |
| |
| // Private but used in tests. |
| readonly getCommentsModel = resolve(this, commentsModelToken); |
| |
| private readonly getShortcutsService = resolve(this, shortcutsServiceToken); |
| |
| private readonly getConfigModel = resolve(this, configModelToken); |
| |
| private readonly getViewModel = resolve(this, diffViewModelToken); |
| |
| private throttledToggleFileReviewed?: (e: KeyboardEvent) => void; |
| |
| @state() |
| cursor?: GrDiffCursor; |
| |
| private connected$ = new BehaviorSubject(false); |
| |
| private readonly shortcutsController = new ShortcutController(this); |
| |
| private readonly getNavigation = resolve(this, navigationToken); |
| |
| constructor() { |
| super(); |
| this.setupKeyboardShortcuts(); |
| this.setupSubscriptions(); |
| subscribe( |
| this, |
| () => this.getViewModel().state$, |
| x => (this.viewState = x) |
| ); |
| } |
| |
| private setupKeyboardShortcuts() { |
| const listen = (shortcut: Shortcut, fn: (e: KeyboardEvent) => void) => { |
| this.shortcutsController.addAbstract(shortcut, fn); |
| }; |
| listen(Shortcut.LEFT_PANE, _ => this.cursor?.moveLeft()); |
| listen(Shortcut.RIGHT_PANE, _ => this.cursor?.moveRight()); |
| listen(Shortcut.NEXT_LINE, _ => this.handleNextLine()); |
| listen(Shortcut.PREV_LINE, _ => this.handlePrevLine()); |
| listen(Shortcut.VISIBLE_LINE, _ => this.cursor?.moveToVisibleArea()); |
| listen(Shortcut.NEXT_FILE_WITH_COMMENTS, _ => |
| this.moveToNextFileWithComment() |
| ); |
| listen(Shortcut.PREV_FILE_WITH_COMMENTS, _ => |
| this.moveToPreviousFileWithComment() |
| ); |
| listen(Shortcut.NEW_COMMENT, _ => this.handleNewComment()); |
| listen(Shortcut.SAVE_COMMENT, _ => {}); |
| listen(Shortcut.NEXT_FILE, _ => this.handleNextFile()); |
| listen(Shortcut.PREV_FILE, _ => this.handlePrevFile()); |
| listen(Shortcut.NEXT_CHUNK, _ => this.handleNextChunk()); |
| listen(Shortcut.PREV_CHUNK, _ => this.handlePrevChunk()); |
| listen(Shortcut.NEXT_COMMENT_THREAD, _ => this.handleNextCommentThread()); |
| listen(Shortcut.PREV_COMMENT_THREAD, _ => this.handlePrevCommentThread()); |
| listen(Shortcut.OPEN_REPLY_DIALOG, _ => this.handleOpenReplyDialog()); |
| listen(Shortcut.TOGGLE_LEFT_PANE, _ => this.handleToggleLeftPane()); |
| listen(Shortcut.OPEN_DOWNLOAD_DIALOG, _ => this.handleOpenDownloadDialog()); |
| listen(Shortcut.UP_TO_CHANGE, _ => this.handleUpToChange()); |
| listen(Shortcut.OPEN_DIFF_PREFS, _ => this.handleCommaKey()); |
| listen(Shortcut.TOGGLE_DIFF_MODE, _ => this.handleToggleDiffMode()); |
| listen(Shortcut.TOGGLE_FILE_REVIEWED, e => { |
| if (this.throttledToggleFileReviewed) { |
| this.throttledToggleFileReviewed(e); |
| } |
| }); |
| listen(Shortcut.TOGGLE_ALL_DIFF_CONTEXT, _ => |
| this.handleToggleAllDiffContext() |
| ); |
| listen(Shortcut.NEXT_UNREVIEWED_FILE, _ => this.handleNextUnreviewedFile()); |
| listen(Shortcut.TOGGLE_BLAME, _ => this.toggleBlame()); |
| listen(Shortcut.TOGGLE_HIDE_ALL_COMMENT_THREADS, _ => |
| this.handleToggleHideAllCommentThreads() |
| ); |
| listen(Shortcut.OPEN_FILE_LIST, _ => this.handleOpenFileList()); |
| listen(Shortcut.DIFF_AGAINST_BASE, _ => this.handleDiffAgainstBase()); |
| listen(Shortcut.DIFF_AGAINST_LATEST, _ => this.handleDiffAgainstLatest()); |
| listen(Shortcut.DIFF_BASE_AGAINST_LEFT, _ => |
| this.handleDiffBaseAgainstLeft() |
| ); |
| listen(Shortcut.DIFF_RIGHT_AGAINST_LATEST, _ => |
| this.handleDiffRightAgainstLatest() |
| ); |
| listen(Shortcut.DIFF_BASE_AGAINST_LATEST, _ => |
| this.handleDiffBaseAgainstLatest() |
| ); |
| listen(Shortcut.EXPAND_ALL_COMMENT_THREADS, _ => {}); // docOnly |
| listen(Shortcut.COLLAPSE_ALL_COMMENT_THREADS, _ => {}); // docOnly |
| this.shortcutsController.addGlobal({key: Key.ESC}, _ => { |
| assertIsDefined(this.diffHost, 'diffHost'); |
| this.diffHost.displayLine = false; |
| }); |
| } |
| |
| private setupSubscriptions() { |
| subscribe( |
| this, |
| () => this.userModel.loggedIn$, |
| loggedIn => { |
| this.loggedIn = loggedIn; |
| } |
| ); |
| subscribe( |
| this, |
| () => this.getConfigModel().serverConfig$, |
| config => { |
| this.serverConfig = config; |
| } |
| ); |
| subscribe( |
| this, |
| () => this.getCommentsModel().changeComments$, |
| changeComments => { |
| this.changeComments = changeComments; |
| } |
| ); |
| subscribe( |
| this, |
| () => this.userModel.preferences$, |
| preferences => { |
| this.userPrefs = preferences; |
| } |
| ); |
| subscribe( |
| this, |
| () => this.userModel.diffPreferences$, |
| diffPreferences => { |
| this.prefs = diffPreferences; |
| } |
| ); |
| subscribe( |
| this, |
| () => this.getChangeModel().change$, |
| change => { |
| // The diff view is tied to a specific change number, so don't update |
| // change to undefined. |
| if (change) this.change = change; |
| } |
| ); |
| subscribe( |
| this, |
| () => this.getChangeModel().reviewedFiles$, |
| reviewedFiles => { |
| this.reviewedFiles = new Set(reviewedFiles) ?? new Set(); |
| } |
| ); |
| subscribe( |
| this, |
| () => this.getChangeModel().diffPath$, |
| path => (this.path = path) |
| ); |
| |
| subscribe( |
| this, |
| () => |
| combineLatest([ |
| this.getChangeModel().diffPath$, |
| this.getChangeModel().reviewedFiles$, |
| ]), |
| ([path, files]) => { |
| this.updateComplete.then(() => { |
| assertIsDefined(this.reviewed, 'reviewed'); |
| this.reviewed.checked = !!path && !!files && files.includes(path); |
| }); |
| } |
| ); |
| |
| // When user initially loads the diff view, we want to autmatically mark |
| // the file as reviewed if they have it enabled. We can't observe these |
| // properties since the method will be called anytime a property updates |
| // but we only want to call this on the initial load. |
| subscribe( |
| this, |
| () => |
| this.getChangeModel().diffPath$.pipe( |
| filter(diffPath => !!diffPath), |
| switchMap(() => |
| combineLatest([ |
| this.getChangeModel().patchNum$, |
| this.routerModel.routerView$, |
| this.userModel.diffPreferences$, |
| this.getChangeModel().reviewedFiles$, |
| ]).pipe( |
| filter( |
| ([patchNum, routerView, diffPrefs, reviewedFiles]) => |
| !!patchNum && |
| routerView === GerritView.DIFF && |
| !!diffPrefs && |
| !!reviewedFiles |
| ), |
| take(1) |
| ) |
| ) |
| ), |
| ([patchNum, _routerView, diffPrefs]) => { |
| this.setReviewedStatus(patchNum!, diffPrefs); |
| } |
| ); |
| subscribe( |
| this, |
| () => this.getChangeModel().diffPath$, |
| path => (this.path = path) |
| ); |
| } |
| |
| static override get styles() { |
| return [ |
| a11yStyles, |
| sharedStyles, |
| css` |
| :host { |
| display: block; |
| background-color: var(--view-background-color); |
| } |
| .hidden { |
| display: none; |
| } |
| gr-patch-range-select { |
| display: block; |
| } |
| gr-diff { |
| border: none; |
| } |
| .stickyHeader { |
| background-color: var(--view-background-color); |
| position: sticky; |
| top: 0; |
| /* TODO(dhruvsri): This is required only because of 'position:relative' in |
| <gr-diff-highlight> (which could maybe be removed??). */ |
| z-index: 1; |
| box-shadow: var(--elevation-level-1); |
| /* This is just for giving the box-shadow some space. */ |
| margin-bottom: 2px; |
| } |
| header, |
| .subHeader { |
| align-items: center; |
| display: flex; |
| justify-content: space-between; |
| } |
| header { |
| padding: var(--spacing-s) var(--spacing-xl); |
| border-bottom: 1px solid var(--border-color); |
| } |
| .changeNumberColon { |
| color: transparent; |
| } |
| .headerSubject { |
| margin-right: var(--spacing-m); |
| font-weight: var(--font-weight-bold); |
| } |
| .patchRangeLeft { |
| align-items: center; |
| display: flex; |
| } |
| .navLink:not([href]) { |
| color: var(--deemphasized-text-color); |
| } |
| .navLinks { |
| align-items: center; |
| display: flex; |
| white-space: nowrap; |
| } |
| .navLink { |
| padding: 0 var(--spacing-xs); |
| } |
| .reviewed { |
| display: inline-block; |
| margin: 0 var(--spacing-xs); |
| vertical-align: top; |
| position: relative; |
| top: 8px; |
| } |
| .jumpToFileContainer { |
| display: inline-block; |
| word-break: break-all; |
| } |
| .mobile { |
| display: none; |
| } |
| gr-button { |
| padding: var(--spacing-s) 0; |
| text-decoration: none; |
| } |
| .loading { |
| color: var(--deemphasized-text-color); |
| font-family: var(--header-font-family); |
| font-size: var(--font-size-h1); |
| font-weight: var(--font-weight-h1); |
| line-height: var(--line-height-h1); |
| height: 100%; |
| padding: var(--spacing-l); |
| text-align: center; |
| } |
| .subHeader { |
| background-color: var(--background-color-secondary); |
| flex-wrap: wrap; |
| padding: 0 var(--spacing-l); |
| } |
| .prefsButton { |
| text-align: right; |
| } |
| .editMode .hideOnEdit { |
| display: none; |
| } |
| .blameLoader, |
| .fileNum { |
| display: none; |
| } |
| .blameLoader.show, |
| .fileNum.show, |
| .download, |
| .preferences, |
| .rightControls { |
| align-items: center; |
| display: flex; |
| } |
| .diffModeSelector, |
| .editButton { |
| align-items: center; |
| display: flex; |
| } |
| .diffModeSelector span, |
| .editButton span { |
| margin-right: var(--spacing-xs); |
| } |
| .diffModeSelector.hide, |
| .separator.hide { |
| display: none; |
| } |
| .editButtona a { |
| text-decoration: none; |
| } |
| @media screen and (max-width: 50em) { |
| header { |
| padding: var(--spacing-s) var(--spacing-l); |
| } |
| .dash { |
| display: none; |
| } |
| .desktop { |
| display: none; |
| } |
| .fileNav { |
| align-items: flex-start; |
| display: flex; |
| margin: 0 var(--spacing-xs); |
| } |
| .fullFileName { |
| display: block; |
| font-style: italic; |
| min-width: 50%; |
| padding: 0 var(--spacing-xxs); |
| text-align: center; |
| width: 100%; |
| word-wrap: break-word; |
| } |
| .reviewed { |
| vertical-align: -1px; |
| } |
| .mobileNavLink { |
| color: var(--primary-text-color); |
| font-family: var(--header-font-family); |
| font-size: var(--font-size-h2); |
| font-weight: var(--font-weight-h2); |
| line-height: var(--line-height-h2); |
| text-decoration: none; |
| } |
| .mobileNavLink:not([href]) { |
| color: var(--deemphasized-text-color); |
| } |
| .jumpToFileContainer { |
| display: block; |
| width: 100%; |
| word-break: break-all; |
| } |
| /* prettier formatter removes semi-colons after css mixins. */ |
| /* prettier-ignore */ |
| gr-dropdown-list { |
| width: 100%; |
| --gr-select-style-width: 100%; |
| --gr-select-style-display: block; |
| --native-select-style-width: 100%; |
| } |
| } |
| :host(.hideComments) { |
| --gr-comment-thread-display: none; |
| } |
| `, |
| ]; |
| } |
| |
| override connectedCallback() { |
| super.connectedCallback(); |
| this.connected$.next(true); |
| this.throttledToggleFileReviewed = throttleWrap(_ => |
| this.handleToggleFileReviewed() |
| ); |
| this.addEventListener('open-fix-preview', e => this.onOpenFixPreview(e)); |
| this.cursor = new GrDiffCursor(); |
| } |
| |
| override disconnectedCallback() { |
| this.cursor?.dispose(); |
| this.connected$.next(false); |
| super.disconnectedCallback(); |
| } |
| |
| protected override willUpdate(changedProperties: PropertyValues) { |
| super.willUpdate(changedProperties); |
| if (changedProperties.has('change')) { |
| this.allPatchSets = computeAllPatchSets(this.change); |
| } |
| if ( |
| changedProperties.has('commentMap') || |
| changedProperties.has('files') || |
| changedProperties.has('path') |
| ) { |
| this.commentSkips = this.computeCommentSkips( |
| this.commentMap, |
| this.files?.sortedFileList, |
| this.path |
| ); |
| } |
| |
| if ( |
| changedProperties.has('changeNum') || |
| changedProperties.has('changeComments') || |
| changedProperties.has('patchRange') |
| ) { |
| this.fetchFiles(); |
| } |
| } |
| |
| private reInitCursor() { |
| assertIsDefined(this.diffHost, 'diffHost'); |
| this.cursor?.replaceDiffs([this.diffHost]); |
| this.cursor?.reInitCursor(); |
| } |
| |
| protected override updated(changedProperties: PropertyValues): void { |
| super.updated(changedProperties); |
| if ( |
| changedProperties.has('changeComments') || |
| changedProperties.has('path') || |
| changedProperties.has('patchRange') || |
| changedProperties.has('files') |
| ) { |
| if (this.changeComments && this.path && this.patchRange) { |
| assertIsDefined(this.diffHost, 'diffHost'); |
| const file = this.files?.changeFilesByPath |
| ? this.files.changeFilesByPath[this.path] |
| : undefined; |
| this.diffHost.updateComplete.then(() => { |
| assertIsDefined(this.path); |
| assertIsDefined(this.patchRange); |
| assertIsDefined(this.diffHost); |
| assertIsDefined(this.changeComments); |
| this.diffHost.threads = this.changeComments.getThreadsBySideForFile( |
| {path: this.path, basePath: file?.old_path}, |
| this.patchRange |
| ); |
| }); |
| } |
| } |
| } |
| |
| override render() { |
| const file = this.getFileRange(); |
| return html` |
| ${this.renderStickyHeader()} |
| <div class="loading" ?hidden=${!this.loading}>Loading...</div> |
| <h2 class="assistive-tech-only">Diff view</h2> |
| <gr-diff-host |
| id="diffHost" |
| ?hidden=${this.loading} |
| .changeNum=${this.changeNum} |
| .change=${this.change} |
| .commitRange=${this.commitRange} |
| .patchRange=${this.patchRange} |
| .file=${file} |
| .path=${this.path} |
| .projectName=${this.change?.project} |
| @is-blame-loaded-changed=${this.onIsBlameLoadedChanged} |
| @comment-anchor-tap=${this.onLineSelected} |
| @line-selected=${this.onLineSelected} |
| @diff-changed=${this.onDiffChanged} |
| @edit-weblinks-changed=${this.onEditWeblinksChanged} |
| @files-weblinks-changed=${this.onFilesWeblinksChanged} |
| @is-image-diff-changed=${this.onIsImageDiffChanged} |
| @render=${this.reInitCursor} |
| > |
| </gr-diff-host> |
| ${this.renderDialogs()} |
| `; |
| } |
| |
| private renderStickyHeader() { |
| return html` <div |
| class="stickyHeader ${this.computeEditMode() ? 'editMode' : ''}" |
| > |
| <h1 class="assistive-tech-only"> |
| Diff of ${this.path ? computeTruncatedPath(this.path) : ''} |
| </h1> |
| <header>${this.renderHeader()}</header> |
| <div class="subHeader"> |
| ${this.renderPatchRangeLeft()} ${this.renderRightControls()} |
| </div> |
| <div class="fileNav mobile"> |
| <a class="mobileNavLink" href=${ifDefined(this.computeNavLinkURL(-1))} |
| ><</a |
| > |
| <div class="fullFileName mobile">${computeDisplayPath(this.path)}</div> |
| <a class="mobileNavLink" href=${ifDefined(this.computeNavLinkURL(1))} |
| >></a |
| > |
| </div> |
| </div>`; |
| } |
| |
| private renderHeader() { |
| const formattedFiles = this.formatFilesForDropdown(); |
| const fileNum = this.computeFileNum(formattedFiles); |
| const fileNumClass = this.computeFileNumClass(fileNum, formattedFiles); |
| return html` <div> |
| <a href=${this.getChangePath()}>${this.changeNum}</a |
| ><span class="changeNumberColon">:</span> |
| <span class="headerSubject">${this.change?.subject}</span> |
| <input |
| id="reviewed" |
| class="reviewed hideOnEdit" |
| type="checkbox" |
| ?hidden=${!this.loggedIn} |
| title="Toggle reviewed status of file" |
| aria-label="file reviewed" |
| @change=${this.handleReviewedChange} |
| /> |
| <div class="jumpToFileContainer"> |
| <gr-dropdown-list |
| id="dropdown" |
| .value=${this.path} |
| .items=${formattedFiles} |
| show-copy-for-trigger-text |
| @value-change=${this.handleFileChange} |
| ></gr-dropdown-list> |
| </div> |
| </div> |
| <div class="navLinks desktop"> |
| <span class="fileNum ${ifDefined(fileNumClass)}"> |
| File ${fileNum} of ${formattedFiles.length} |
| <span class="separator"></span> |
| </span> |
| <a |
| class="navLink" |
| title=${this.createTitle( |
| Shortcut.PREV_FILE, |
| ShortcutSection.NAVIGATION |
| )} |
| href=${ifDefined(this.computeNavLinkURL(-1))} |
| >Prev</a |
| > |
| <span class="separator"></span> |
| <a |
| class="navLink" |
| title=${this.createTitle( |
| Shortcut.UP_TO_CHANGE, |
| ShortcutSection.NAVIGATION |
| )} |
| href=${this.getChangePath()} |
| >Up</a |
| > |
| <span class="separator"></span> |
| <a |
| class="navLink" |
| title=${this.createTitle( |
| Shortcut.NEXT_FILE, |
| ShortcutSection.NAVIGATION |
| )} |
| href=${ifDefined(this.computeNavLinkURL(1))} |
| >Next</a |
| > |
| </div>`; |
| } |
| |
| private renderPatchRangeLeft() { |
| return html` <div class="patchRangeLeft"> |
| <gr-patch-range-select |
| id="rangeSelect" |
| .filesWeblinks=${this.filesWeblinks} |
| @patch-range-change=${this.handlePatchChange} |
| > |
| </gr-patch-range-select> |
| <span class="download desktop"> |
| <span class="separator"></span> |
| <gr-dropdown |
| link="" |
| down-arrow="" |
| .items=${this.computeDownloadDropdownLinks()} |
| horizontal-align="left" |
| > |
| <span class="downloadTitle"> Download </span> |
| </gr-dropdown> |
| </span> |
| </div>`; |
| } |
| |
| private renderRightControls() { |
| const blameLoaderClass = |
| !isMagicPath(this.path) && !this.isImageDiff ? 'show' : ''; |
| const blameToggleLabel = |
| this.isBlameLoaded && !this.isBlameLoading ? 'Hide blame' : 'Show blame'; |
| const diffModeSelectorClass = !this.diff || this.diff.binary ? 'hide' : ''; |
| return html` <div class="rightControls"> |
| <span class="blameLoader ${blameLoaderClass}"> |
| <gr-button |
| link="" |
| id="toggleBlame" |
| title=${this.createTitle( |
| Shortcut.TOGGLE_BLAME, |
| ShortcutSection.DIFFS |
| )} |
| ?disabled=${this.isBlameLoading} |
| @click=${this.toggleBlame} |
| >${blameToggleLabel}</gr-button |
| > |
| </span> |
| ${when( |
| this.computeCanEdit(), |
| () => html` |
| <span class="separator"></span> |
| <span class="editButton"> |
| <gr-button |
| link="" |
| title="Edit current file" |
| @click=${this.goToEditFile} |
| >edit</gr-button |
| > |
| </span> |
| ` |
| )} |
| ${when( |
| this.computeShowEditLinks(), |
| () => html` |
| <span class="separator"></span> |
| ${this.editWeblinks!.map( |
| weblink => html` |
| <a target="_blank" href=${ifDefined(weblink.url)} |
| >${weblink.name}</a |
| > |
| ` |
| )} |
| ` |
| )} |
| <span class="separator"></span> |
| <div class="diffModeSelector ${diffModeSelectorClass}"> |
| <span>Diff view:</span> |
| <gr-diff-mode-selector |
| id="modeSelect" |
| .saveOnChange=${this.loggedIn} |
| show-tooltip-below |
| ></gr-diff-mode-selector> |
| </div> |
| ${when( |
| this.loggedIn && this.prefs, |
| () => html` |
| <span id="diffPrefsContainer"> |
| <span class="preferences desktop"> |
| <gr-tooltip-content |
| has-tooltip="" |
| position-below="" |
| title="Diff preferences" |
| > |
| <gr-button |
| link="" |
| class="prefsButton" |
| @click=${(e: Event) => this.handlePrefsTap(e)} |
| ><gr-icon icon="settings" filled></gr-icon |
| ></gr-button> |
| </gr-tooltip-content> |
| </span> |
| </span> |
| ` |
| )} |
| <gr-endpoint-decorator name="annotation-toggler"> |
| <span hidden="" id="annotation-span"> |
| <label for="annotation-checkbox" id="annotation-label"></label> |
| <iron-input> |
| <input |
| is="iron-input" |
| type="checkbox" |
| id="annotation-checkbox" |
| disabled="" |
| /> |
| </iron-input> |
| </span> |
| </gr-endpoint-decorator> |
| </div>`; |
| } |
| |
| private renderDialogs() { |
| return html` <gr-apply-fix-dialog |
| id="applyFixDialog" |
| .change=${this.change} |
| .changeNum=${this.changeNum} |
| > |
| </gr-apply-fix-dialog> |
| <gr-diff-preferences-dialog |
| id="diffPreferencesDialog" |
| @reload-diff-preference=${this.handleReloadingDiffPreference} |
| > |
| </gr-diff-preferences-dialog> |
| <gr-overlay id="downloadOverlay"> |
| <gr-download-dialog |
| id="downloadDialog" |
| .change=${this.change} |
| .patchNum=${this.patchRange?.patchNum} |
| .config=${this.serverConfig?.download} |
| @close=${this.handleDownloadDialogClose} |
| ></gr-download-dialog> |
| </gr-overlay>`; |
| } |
| |
| /** |
| * Set initial review status of the file. |
| * automatically mark the file as reviewed if manual review is not set. |
| */ |
| setReviewedStatus( |
| patchNum: RevisionPatchSetNum, |
| diffPrefs: DiffPreferencesInfo |
| ) { |
| if (!this.loggedIn) return; |
| if (!diffPrefs.manual_review) { |
| this.setReviewed(true, patchNum); |
| } |
| } |
| |
| private getFileRange() { |
| if (!this.files || !this.path) return; |
| const fileInfo = this.files.changeFilesByPath[this.path]; |
| const fileRange: FileRange = {path: this.path}; |
| if (fileInfo && fileInfo.old_path) { |
| fileRange.basePath = fileInfo.old_path; |
| } |
| return fileRange; |
| } |
| |
| // Private but used in tests. |
| fetchFiles() { |
| if (!this.changeNum || !this.patchRange || !this.changeComments) { |
| return Promise.resolve(); |
| } |
| |
| if (!this.patchRange.patchNum) { |
| return Promise.resolve(); |
| } |
| |
| return this.restApiService |
| .getChangeFiles(this.changeNum, this.patchRange) |
| .then(changeFiles => { |
| if (!changeFiles) return; |
| const commentedPaths = this.changeComments!.getPaths(this.patchRange); |
| const files = {...changeFiles}; |
| addUnmodifiedFiles(files, commentedPaths); |
| this.files = { |
| sortedFileList: Object.keys(files).sort(specialFilePathCompare), |
| changeFilesByPath: files, |
| }; |
| }); |
| } |
| |
| private handleReviewedChange(e: Event) { |
| const input = e.target as HTMLInputElement; |
| this.setReviewed(input.checked ?? false); |
| } |
| |
| // Private but used in tests. |
| setReviewed( |
| reviewed: boolean, |
| patchNum: RevisionPatchSetNum | undefined = this.patchRange?.patchNum |
| ) { |
| if (this.computeEditMode()) return; |
| if (!patchNum || !this.path || !this.changeNum) return; |
| // if file is already reviewed then do not make a saveReview request |
| if (this.reviewedFiles.has(this.path) && reviewed) return; |
| this.getChangeModel().setReviewedFilesStatus( |
| this.changeNum, |
| patchNum, |
| this.path, |
| reviewed |
| ); |
| } |
| |
| // Private but used in tests. |
| handleToggleFileReviewed() { |
| assertIsDefined(this.reviewed); |
| this.setReviewed(!this.reviewed.checked); |
| } |
| |
| private handlePrevLine() { |
| assertIsDefined(this.diffHost, 'diffHost'); |
| this.diffHost.displayLine = true; |
| this.cursor?.moveUp(); |
| } |
| |
| private onOpenFixPreview(e: OpenFixPreviewEvent) { |
| assertIsDefined(this.applyFixDialog, 'applyFixDialog'); |
| this.applyFixDialog.open(e); |
| } |
| |
| private onIsBlameLoadedChanged(e: ValueChangedEvent<boolean>) { |
| this.isBlameLoaded = e.detail.value; |
| } |
| |
| private onDiffChanged(e: ValueChangedEvent<DiffInfo>) { |
| this.diff = e.detail.value; |
| } |
| |
| private onEditWeblinksChanged( |
| e: ValueChangedEvent<GeneratedWebLink[] | undefined> |
| ) { |
| this.editWeblinks = e.detail.value; |
| } |
| |
| private onFilesWeblinksChanged( |
| e: ValueChangedEvent<FilesWebLinks | undefined> |
| ) { |
| this.filesWeblinks = e.detail.value; |
| } |
| |
| private onIsImageDiffChanged(e: ValueChangedEvent<boolean>) { |
| this.isImageDiff = e.detail.value; |
| } |
| |
| private handleNextLine() { |
| assertIsDefined(this.diffHost, 'diffHost'); |
| this.diffHost.displayLine = true; |
| this.cursor?.moveDown(); |
| } |
| |
| // Private but used in tests. |
| moveToPreviousFileWithComment() { |
| if (!this.commentSkips) return; |
| if (!this.change) return; |
| if (!this.patchRange?.patchNum) return; |
| |
| // If there is no previous diff with comments, then return to the change |
| // view. |
| if (!this.commentSkips.previous) { |
| this.navToChangeView(); |
| return; |
| } |
| |
| this.getNavigation().setUrl( |
| createDiffUrl({ |
| change: this.change, |
| path: this.commentSkips.previous, |
| patchNum: this.patchRange.patchNum, |
| basePatchNum: this.patchRange.basePatchNum, |
| }) |
| ); |
| } |
| |
| // Private but used in tests. |
| moveToNextFileWithComment() { |
| if (!this.commentSkips) return; |
| if (!this.change) return; |
| if (!this.patchRange?.patchNum) return; |
| |
| // If there is no next diff with comments, then return to the change view. |
| if (!this.commentSkips.next) { |
| this.navToChangeView(); |
| return; |
| } |
| |
| this.getNavigation().setUrl( |
| createDiffUrl({ |
| change: this.change, |
| path: this.commentSkips.next, |
| patchNum: this.patchRange.patchNum, |
| basePatchNum: this.patchRange.basePatchNum, |
| }) |
| ); |
| } |
| |
| private handleNewComment() { |
| this.classList.remove('hideComments'); |
| this.cursor?.createCommentInPlace(); |
| } |
| |
| private handlePrevFile() { |
| if (!this.path) return; |
| if (!this.files?.sortedFileList) return; |
| this.navToFile(this.files.sortedFileList, -1); |
| } |
| |
| private handleNextFile() { |
| if (!this.path) return; |
| if (!this.files?.sortedFileList) return; |
| this.navToFile(this.files.sortedFileList, 1); |
| } |
| |
| private handleNextChunk() { |
| const result = this.cursor?.moveToNextChunk(); |
| if (result === CursorMoveResult.CLIPPED && this.cursor?.isAtEnd()) { |
| this.showToastAndNavigateFile('next', 'n'); |
| } |
| } |
| |
| private handleNextCommentThread() { |
| const result = this.cursor?.moveToNextCommentThread(); |
| if (result === CursorMoveResult.CLIPPED) { |
| this.navigateToNextFileWithCommentThread(); |
| } |
| } |
| |
| private lastDisplayedNavigateToFileToast: Map<string, number> = new Map(); |
| |
| private showToastAndNavigateFile(direction: string, shortcut: string) { |
| /* |
| * If user presses p/n on the first/last diff chunk, show a toast informing |
| * user that pressing it again will navigate them to previous/next |
| * unreviewedfile if click happens within the time limit |
| */ |
| if ( |
| this.lastDisplayedNavigateToFileToast.get(direction) && |
| Date.now() - this.lastDisplayedNavigateToFileToast.get(direction)! <= |
| NAVIGATE_TO_NEXT_FILE_TIMEOUT_MS |
| ) { |
| // reset for next file |
| this.lastDisplayedNavigateToFileToast.delete(direction); |
| this.navigateToUnreviewedFile(direction); |
| } else { |
| this.lastDisplayedNavigateToFileToast.set(direction, Date.now()); |
| fireAlert( |
| this, |
| `Press ${shortcut} again to navigate to ${direction} unreviewed file` |
| ); |
| } |
| } |
| |
| private navigateToUnreviewedFile(direction: string) { |
| if (!this.path) return; |
| if (!this.files?.sortedFileList) return; |
| if (!this.reviewedFiles) return; |
| // Ensure that the currently viewed file always appears in unreviewedFiles |
| // so we resolve the right "next" file. |
| const unreviewedFiles = this.files.sortedFileList.filter( |
| file => file === this.path || !this.reviewedFiles.has(file) |
| ); |
| |
| this.navToFile(unreviewedFiles, direction === 'next' ? 1 : -1); |
| } |
| |
| private handlePrevChunk() { |
| this.cursor?.moveToPreviousChunk(); |
| if (this.cursor?.isAtStart()) { |
| this.showToastAndNavigateFile('previous', 'p'); |
| } |
| } |
| |
| private handlePrevCommentThread() { |
| this.cursor?.moveToPreviousCommentThread(); |
| } |
| |
| // Similar to gr-change-view.handleOpenReplyDialog |
| private handleOpenReplyDialog() { |
| if (!this.loggedIn) { |
| fireEvent(this, 'show-auth-required'); |
| return; |
| } |
| this.navToChangeView(true); |
| } |
| |
| private handleToggleLeftPane() { |
| assertIsDefined(this.diffHost, 'diffHost'); |
| this.diffHost.toggleLeftDiff(); |
| } |
| |
| private handleOpenDownloadDialog() { |
| assertIsDefined(this.downloadOverlay, 'downloadOverlay'); |
| this.downloadOverlay.open().then(() => { |
| assertIsDefined(this.downloadOverlay, 'downloadOverlay'); |
| assertIsDefined(this.downloadDialog, 'downloadOverlay'); |
| this.downloadOverlay.setFocusStops(this.downloadDialog.getFocusStops()); |
| this.downloadDialog.focus(); |
| }); |
| } |
| |
| private handleDownloadDialogClose() { |
| assertIsDefined(this.downloadOverlay, 'downloadOverlay'); |
| this.downloadOverlay.close(); |
| } |
| |
| private handleUpToChange() { |
| this.navToChangeView(); |
| } |
| |
| private handleCommaKey() { |
| if (!this.loggedIn) return; |
| assertIsDefined(this.diffPreferencesDialog, 'diffPreferencesDialog'); |
| this.diffPreferencesDialog.open(); |
| } |
| |
| // Private but used in tests. |
| handleToggleDiffMode() { |
| if (!this.userPrefs) return; |
| if (this.userPrefs.diff_view === DiffViewMode.SIDE_BY_SIDE) { |
| this.userModel.updatePreferences({diff_view: DiffViewMode.UNIFIED}); |
| } else { |
| this.userModel.updatePreferences({ |
| diff_view: DiffViewMode.SIDE_BY_SIDE, |
| }); |
| } |
| } |
| |
| // Private but used in tests. |
| navToChangeView(openReplyDialog = false) { |
| if (!this.changeNum || !this.patchRange?.patchNum) { |
| return; |
| } |
| this.navigateToChange( |
| this.change, |
| this.patchRange, |
| this.change && this.change.revisions, |
| openReplyDialog |
| ); |
| } |
| |
| // Private but used in tests. |
| navToFile( |
| fileList: string[], |
| direction: -1 | 1, |
| navigateToFirstComment?: boolean |
| ) { |
| const newPath = this.getNavLinkPath(fileList, direction); |
| if (!newPath) return; |
| if (!this.change) return; |
| if (!this.patchRange) return; |
| |
| if (newPath.up) { |
| this.navigateToChange( |
| this.change, |
| this.patchRange, |
| this.change && this.change.revisions |
| ); |
| return; |
| } |
| |
| if (!newPath.path) return; |
| let lineNum; |
| if (navigateToFirstComment) |
| lineNum = this.changeComments?.getCommentsForPath( |
| newPath.path, |
| this.patchRange |
| )?.[0].line; |
| this.getNavigation().setUrl( |
| createDiffUrl({ |
| change: this.change, |
| path: newPath.path, |
| patchNum: this.patchRange.patchNum, |
| basePatchNum: this.patchRange.basePatchNum, |
| lineNum, |
| }) |
| ); |
| } |
| |
| /** |
| * @param direction Either 1 (next file) or -1 (prev file). |
| * @return The next URL when proceeding in the specified |
| * direction. |
| */ |
| private computeNavLinkURL(direction?: -1 | 1) { |
| if (!this.change) return; |
| if (!this.path) return; |
| if (!this.files?.sortedFileList) return; |
| if (!direction) return; |
| |
| const newPath = this.getNavLinkPath(this.files.sortedFileList, direction); |
| if (!newPath) { |
| return; |
| } |
| |
| if (newPath.up) { |
| return this.getChangePath(); |
| } |
| return this.getDiffUrl(this.change, this.patchRange, newPath.path); |
| } |
| |
| private goToEditFile() { |
| if (!this.change) return; |
| if (!this.path) return; |
| if (!this.patchRange) return; |
| |
| // TODO(taoalpha): add a shortcut for editing |
| const cursorAddress = this.cursor?.getAddress(); |
| const editUrl = createEditUrl({ |
| changeNum: this.change._number, |
| project: this.change.project, |
| path: this.path, |
| patchNum: this.patchRange.patchNum, |
| lineNum: cursorAddress?.number, |
| }); |
| this.getNavigation().setUrl(editUrl); |
| } |
| |
| /** |
| * Gives an object representing the target of navigating either left or |
| * right through the change. The resulting object will have one of the |
| * following forms: |
| * * {path: "<target file path>"} - When another file path should be the |
| * result of the navigation. |
| * * {up: true} - When the result of navigating should go back to the |
| * change view. |
| * * null - When no navigation is possible for the given direction. |
| * |
| * @param path The path of the current file being shown. |
| * @param fileList The list of files in this change and |
| * patch range. |
| * @param direction Either 1 (next file) or -1 (prev file). |
| */ |
| private getNavLinkPath(fileList: string[], direction: -1 | 1) { |
| if (!this.path || !fileList || fileList.length === 0) { |
| return null; |
| } |
| |
| let idx = fileList.indexOf(this.path); |
| if (idx === -1) { |
| const file = direction > 0 ? fileList[0] : fileList[fileList.length - 1]; |
| return {path: file}; |
| } |
| |
| idx += direction; |
| // Redirect to the change view if opt_noUp isn’t truthy and idx falls |
| // outside the bounds of [0, fileList.length). |
| if (idx < 0 || idx > fileList.length - 1) { |
| return {up: true}; |
| } |
| |
| return {path: fileList[idx]}; |
| } |
| |
| // Private but used in tests. |
| initLineOfInterestAndCursor(leftSide: boolean) { |
| assertIsDefined(this.diffHost, 'diffHost'); |
| this.diffHost.lineOfInterest = this.getLineOfInterest(leftSide); |
| this.initCursor(leftSide); |
| } |
| |
| // Private but used in tests. |
| displayDiffBaseAgainstLeftToast() { |
| if (!this.patchRange) return; |
| fireAlert( |
| this, |
| `Patchset ${this.patchRange.basePatchNum} vs ` + |
| `${this.patchRange.patchNum} selected. Press v + \u2190 to view ` + |
| `Base vs ${this.patchRange.basePatchNum}` |
| ); |
| } |
| |
| private displayDiffAgainstLatestToast(latestPatchNum?: PatchSetNum) { |
| if (!this.patchRange) return; |
| const leftPatchset = |
| this.patchRange.basePatchNum === PARENT |
| ? 'Base' |
| : `Patchset ${this.patchRange.basePatchNum}`; |
| fireAlert( |
| this, |
| `${leftPatchset} vs |
| ${this.patchRange.patchNum} selected\n. Press v + \u2191 to view |
| ${leftPatchset} vs Patchset ${latestPatchNum}` |
| ); |
| } |
| |
| private displayToasts() { |
| if (!this.patchRange) return; |
| if (this.patchRange.basePatchNum !== PARENT) { |
| this.displayDiffBaseAgainstLeftToast(); |
| return; |
| } |
| const latestPatchNum = computeLatestPatchNum(this.allPatchSets); |
| if (this.patchRange.patchNum !== latestPatchNum) { |
| this.displayDiffAgainstLatestToast(latestPatchNum); |
| return; |
| } |
| } |
| |
| private initCommitRange() { |
| let commit: CommitId | undefined; |
| let baseCommit: CommitId | undefined; |
| if (!this.change) return; |
| if (!this.patchRange || !this.patchRange.patchNum) return; |
| const revisions = this.change.revisions ?? {}; |
| for (const [commitSha, revision] of Object.entries(revisions)) { |
| const patchNum = revision._number; |
| if (patchNum === this.patchRange.patchNum) { |
| commit = commitSha as CommitId; |
| const commitObj = revision.commit; |
| const parents = commitObj?.parents || []; |
| if (this.patchRange.basePatchNum === PARENT && parents.length) { |
| baseCommit = parents[parents.length - 1].commit; |
| } |
| } else if (patchNum === this.patchRange.basePatchNum) { |
| baseCommit = commitSha as CommitId; |
| } |
| } |
| this.commitRange = commit && baseCommit ? {commit, baseCommit} : undefined; |
| } |
| |
| private updateUrlToDiffUrl(lineNum?: number, leftSide?: boolean) { |
| if (!this.change) return; |
| if (!this.patchRange) return; |
| if (!this.changeNum) return; |
| if (!this.path) return; |
| const url = createDiffUrl({ |
| changeNum: this.changeNum, |
| project: this.change.project, |
| path: this.path, |
| patchNum: this.patchRange.patchNum, |
| basePatchNum: this.patchRange.basePatchNum, |
| lineNum, |
| leftSide, |
| }); |
| history.replaceState(null, '', url); |
| } |
| |
| // Private but used in tests. |
| initPatchRange() { |
| let leftSide = false; |
| if (!this.change) return; |
| if (this.viewState?.view !== GerritView.DIFF) return; |
| if (this.viewState?.commentId) { |
| const comment = this.changeComments?.findCommentById( |
| this.viewState.commentId |
| ); |
| if (!comment) { |
| fireAlert(this, 'comment not found'); |
| this.getNavigation().setUrl(createChangeUrl({change: this.change})); |
| return; |
| } |
| this.getChangeModel().updatePath(comment.path); |
| |
| const latestPatchNum = computeLatestPatchNum(this.allPatchSets); |
| if (!latestPatchNum) throw new Error('Missing allPatchSets'); |
| this.patchRange = getPatchRangeForCommentUrl(comment, latestPatchNum); |
| leftSide = isInBaseOfPatchRange(comment, this.patchRange); |
| |
| this.focusLineNum = comment.line; |
| } else { |
| if (this.viewState.path) { |
| this.getChangeModel().updatePath(this.viewState.path); |
| } |
| if (this.viewState.patchNum) { |
| this.patchRange = { |
| patchNum: this.viewState.patchNum, |
| basePatchNum: this.viewState.basePatchNum || PARENT, |
| }; |
| } |
| if (this.viewState.lineNum) { |
| this.focusLineNum = this.viewState.lineNum; |
| leftSide = !!this.viewState.leftSide; |
| } |
| } |
| assertIsDefined(this.patchRange, 'patchRange'); |
| this.initLineOfInterestAndCursor(leftSide); |
| |
| if (this.viewState?.commentId) { |
| // url is of type /comment/{commentId} which isn't meaningful |
| this.updateUrlToDiffUrl(this.focusLineNum, leftSide); |
| } |
| |
| this.commentMap = this.getPaths(); |
| } |
| |
| // Private but used in tests. |
| isFileUnchanged(diff?: DiffInfo) { |
| if (!diff || !diff.content) return false; |
| return !diff.content.some( |
| content => |
| (content.a && !content.common) || (content.b && !content.common) |
| ); |
| } |
| |
| private isSameDiffLoaded(value: DiffViewState) { |
| return ( |
| this.patchRange?.basePatchNum === value.basePatchNum && |
| this.patchRange?.patchNum === value.patchNum && |
| this.path === value.path |
| ); |
| } |
| |
| private async untilModelLoaded() { |
| // NOTE: Wait until this page is connected before determining whether the |
| // model is loaded. This can happen when params are changed when setting up |
| // this view. It's unclear whether this issue is related to Polymer |
| // specifically. |
| if (!this.isConnected) { |
| await until(this.connected$, connected => connected); |
| } |
| await until( |
| this.getChangeModel().changeLoadingStatus$, |
| status => status === LoadingStatus.LOADED |
| ); |
| } |
| |
| // Private but used in tests. |
| viewStateChanged() { |
| if (this.viewState === undefined) return; |
| const viewState = this.viewState; |
| |
| // The diff view is kept in the background once created. If the user |
| // scrolls in the change page, the scrolling is reflected in the diff view |
| // as well, which means the diff is scrolled to a random position based |
| // on how much the change view was scrolled. |
| // Hence, reset the scroll position here. |
| document.documentElement.scrollTop = 0; |
| |
| // Everything in the diff view is tied to the change. It seems better to |
| // force the re-creation of the diff view when the change number changes. |
| const changeChanged = this.changeNum !== viewState.changeNum; |
| if (this.changeNum !== undefined && changeChanged) { |
| fireEvent(this, EventType.RECREATE_DIFF_VIEW); |
| return; |
| } else if ( |
| this.changeNum !== undefined && |
| this.isSameDiffLoaded(viewState) |
| ) { |
| // changeNum has not changed, so check if there are changes in patchRange |
| // path. If no changes then we can simply render the view as is. |
| this.reporting.reportInteraction('diff-view-re-rendered'); |
| // Make sure to re-initialize the cursor because this is typically |
| // done on the 'render' event which doesn't fire in this path as |
| // rerendering is avoided. |
| this.reInitCursor(); |
| this.diffHost?.initLayers(); |
| return; |
| } |
| |
| this.files = {sortedFileList: [], changeFilesByPath: {}}; |
| if (this.isConnected) { |
| this.getChangeModel().updatePath(undefined); |
| } |
| this.patchRange = undefined; |
| this.commitRange = undefined; |
| this.focusLineNum = undefined; |
| |
| if (viewState.changeNum && viewState.project) { |
| this.restApiService.setInProjectLookup( |
| viewState.changeNum, |
| viewState.project |
| ); |
| } |
| |
| this.changeNum = viewState.changeNum; |
| this.classList.remove('hideComments'); |
| |
| // When navigating away from the page, there is a possibility that the |
| // patch number is no longer a part of the URL (say when navigating to |
| // the top-level change info view) and therefore undefined in `params`. |
| // If route is of type /comment/<commentId>/ then no patchNum is present |
| if (!viewState.patchNum && !viewState.commentLink) { |
| this.reporting.error( |
| 'GrDiffView', |
| new Error(`Invalid diff view URL, no patchNum found: ${this.viewState}`) |
| ); |
| return; |
| } |
| |
| const promises: Promise<unknown>[] = []; |
| if (!this.change) { |
| promises.push(this.untilModelLoaded()); |
| } |
| promises.push(this.waitUntilCommentsLoaded()); |
| |
| if (this.diffHost) { |
| this.diffHost.cancel(); |
| this.diffHost.clearDiffContent(); |
| } |
| this.loading = true; |
| return Promise.all(promises) |
| .then(() => { |
| this.loading = false; |
| this.initPatchRange(); |
| this.initCommitRange(); |
| return this.updateComplete.then(() => this.diffHost!.reload(true)); |
| }) |
| .then(() => { |
| this.reporting.diffViewDisplayed(); |
| }) |
| .then(() => { |
| const fileUnchanged = this.isFileUnchanged(this.diff); |
| if (fileUnchanged && viewState.commentLink) { |
| assertIsDefined(this.change, 'change'); |
| assertIsDefined(this.path, 'path'); |
| assertIsDefined(this.patchRange, 'patchRange'); |
| |
| if (this.patchRange.basePatchNum === PARENT) { |
| // file is unchanged between Base vs X |
| // hence should not show diff between Base vs Base |
| return; |
| } |
| |
| fireAlert( |
| this, |
| `File is unchanged between Patchset |
| ${this.patchRange.basePatchNum} and |
| ${this.patchRange.patchNum}. Showing diff of Base vs |
| ${this.patchRange.basePatchNum}` |
| ); |
| this.getNavigation().setUrl( |
| createDiffUrl({ |
| change: this.change, |
| path: this.path, |
| patchNum: this.patchRange.basePatchNum as RevisionPatchSetNum, |
| basePatchNum: PARENT, |
| lineNum: this.focusLineNum, |
| }) |
| ); |
| return; |
| } |
| if (viewState.commentLink) { |
| this.displayToasts(); |
| } |
| // If the blame was loaded for a previous file and user navigates to |
| // another file, then we load the blame for this file too |
| if (this.isBlameLoaded) this.loadBlame(); |
| }); |
| } |
| |
| private async waitUntilCommentsLoaded() { |
| await until(this.connected$, c => c); |
| await until(this.getCommentsModel().commentsLoading$, isFalse); |
| } |
| |
| /** |
| * If the params specify a diff address then configure the diff cursor. |
| * Private but used in tests. |
| */ |
| initCursor(leftSide: boolean) { |
| if (this.focusLineNum === undefined) { |
| return; |
| } |
| if (!this.cursor) return; |
| if (leftSide) { |
| this.cursor.side = Side.LEFT; |
| } else { |
| this.cursor.side = Side.RIGHT; |
| } |
| this.cursor.initialLineNumber = this.focusLineNum; |
| } |
| |
| // Private but used in tests. |
| getLineOfInterest(leftSide: boolean): DisplayLine | undefined { |
| // If there is a line number specified, pass it along to the diff so that |
| // it will not get collapsed. |
| if (!this.focusLineNum) { |
| return undefined; |
| } |
| |
| return { |
| lineNum: this.focusLineNum, |
| side: leftSide ? Side.LEFT : Side.RIGHT, |
| }; |
| } |
| |
| private pathChanged() { |
| if (this.path) { |
| fireTitleChange(this, computeTruncatedPath(this.path)); |
| } |
| } |
| |
| private getDiffUrl( |
| change?: ChangeInfo | ParsedChangeInfo, |
| patchRange?: PatchRange, |
| path?: string |
| ) { |
| if (!change || !patchRange || !path) return ''; |
| return createDiffUrl({ |
| changeNum: change._number, |
| project: change.project, |
| path, |
| patchNum: patchRange.patchNum, |
| basePatchNum: patchRange.basePatchNum, |
| }); |
| } |
| |
| /** |
| * When the latest patch of the change is selected (and there is no base |
| * patch) then the patch range need not appear in the URL. Return a patch |
| * range object with undefined values when a range is not needed. |
| */ |
| private getChangeUrlRange( |
| patchRange?: PatchRange, |
| revisions?: {[revisionId: string]: RevisionInfo | EditRevisionInfo} |
| ) { |
| let patchNum = undefined; |
| let basePatchNum = undefined; |
| let latestPatchNum = -1; |
| for (const rev of Object.values(revisions || {})) { |
| if (typeof rev._number === 'number') { |
| latestPatchNum = Math.max(latestPatchNum, rev._number); |
| } |
| } |
| if (!patchRange) return {patchNum, basePatchNum}; |
| if ( |
| patchRange.basePatchNum !== PARENT || |
| patchRange.patchNum !== latestPatchNum |
| ) { |
| patchNum = patchRange.patchNum; |
| basePatchNum = patchRange.basePatchNum; |
| } |
| return {patchNum, basePatchNum}; |
| } |
| |
| private getChangePath() { |
| if (!this.change) return ''; |
| if (!this.patchRange) return ''; |
| |
| const range = this.getChangeUrlRange( |
| this.patchRange, |
| this.change.revisions |
| ); |
| return createChangeUrl({ |
| change: this.change, |
| patchNum: range.patchNum, |
| basePatchNum: range.basePatchNum, |
| }); |
| } |
| |
| // Private but used in tests. |
| navigateToChange( |
| change?: ChangeInfo | ParsedChangeInfo, |
| patchRange?: PatchRange, |
| revisions?: {[revisionId: string]: RevisionInfo | EditRevisionInfo}, |
| openReplyDialog?: boolean |
| ) { |
| if (!change) return; |
| const range = this.getChangeUrlRange(patchRange, revisions); |
| this.getNavigation().setUrl( |
| createChangeUrl({ |
| change, |
| patchNum: range.patchNum, |
| basePatchNum: range.basePatchNum, |
| openReplyDialog: !!openReplyDialog, |
| }) |
| ); |
| } |
| |
| // Private but used in tests |
| formatFilesForDropdown(): DropdownItem[] { |
| if (!this.files) return []; |
| if (!this.patchRange) return []; |
| if (!this.changeComments) return []; |
| |
| const dropdownContent: DropdownItem[] = []; |
| for (const path of this.files.sortedFileList) { |
| dropdownContent.push({ |
| text: computeDisplayPath(path), |
| mobileText: computeTruncatedPath(path), |
| value: path, |
| bottomText: this.changeComments.computeCommentsString( |
| this.patchRange, |
| path, |
| this.files.changeFilesByPath[path], |
| /* includeUnmodified= */ true |
| ), |
| file: {...this.files.changeFilesByPath[path], __path: path}, |
| }); |
| } |
| return dropdownContent; |
| } |
| |
| // Private but used in tests. |
| handleFileChange(e: CustomEvent) { |
| if (!this.change) return; |
| if (!this.patchRange) return; |
| |
| // This is when it gets set initially. |
| const path = e.detail.value; |
| if (path === this.path) { |
| return; |
| } |
| |
| this.getNavigation().setUrl( |
| createDiffUrl({ |
| change: this.change, |
| path, |
| patchNum: this.patchRange.patchNum, |
| basePatchNum: this.patchRange.basePatchNum, |
| }) |
| ); |
| } |
| |
| // Private but used in tests. |
| handlePatchChange(e: CustomEvent) { |
| if (!this.change) return; |
| if (!this.path) return; |
| if (!this.patchRange) return; |
| |
| const {basePatchNum, patchNum} = e.detail; |
| if ( |
| basePatchNum === this.patchRange.basePatchNum && |
| patchNum === this.patchRange.patchNum |
| ) { |
| return; |
| } |
| this.getNavigation().setUrl( |
| createDiffUrl({ |
| change: this.change, |
| path: this.path, |
| patchNum, |
| basePatchNum, |
| }) |
| ); |
| } |
| |
| // Private but used in tests. |
| handlePrefsTap(e: Event) { |
| e.preventDefault(); |
| assertIsDefined(this.diffPreferencesDialog, 'diffPreferencesDialog'); |
| this.diffPreferencesDialog.open(); |
| } |
| |
| // Private but used in tests. |
| onLineSelected(e: CustomEvent) { |
| // for on-comment-anchor-tap side can be PARENT/REVISIONS |
| // for on-line-selected side can be left/right |
| this.updateUrlToDiffUrl( |
| e.detail.number, |
| e.detail.side === Side.LEFT || e.detail.side === CommentSide.PARENT |
| ); |
| } |
| |
| // Private but used in tests. |
| computeDownloadDropdownLinks() { |
| if (!this.change?.project) return []; |
| if (!this.changeNum) return []; |
| if (!this.patchRange?.patchNum) return []; |
| if (!this.path) return []; |
| |
| const links = [ |
| { |
| url: this.computeDownloadPatchLink( |
| this.change.project, |
| this.changeNum, |
| this.patchRange, |
| this.path |
| ), |
| name: 'Patch', |
| }, |
| ]; |
| |
| if (this.diff && this.diff.meta_a) { |
| let leftPath = this.path; |
| if (this.diff.change_type === 'RENAMED') { |
| leftPath = this.diff.meta_a.name; |
| } |
| links.push({ |
| url: this.computeDownloadFileLink( |
| this.change.project, |
| this.changeNum, |
| this.patchRange, |
| leftPath, |
| true |
| ), |
| name: 'Left Content', |
| }); |
| } |
| |
| if (this.diff && this.diff.meta_b) { |
| links.push({ |
| url: this.computeDownloadFileLink( |
| this.change.project, |
| this.changeNum, |
| this.patchRange, |
| this.path, |
| false |
| ), |
| name: 'Right Content', |
| }); |
| } |
| |
| return links; |
| } |
| |
| // Private but used in tests. |
| computeDownloadFileLink( |
| project: RepoName, |
| changeNum: NumericChangeId, |
| patchRange: PatchRange, |
| path: string, |
| isBase?: boolean |
| ) { |
| let patchNum = patchRange.patchNum; |
| let parent: number | undefined = undefined; |
| |
| if (isBase) { |
| if (isMergeParent(patchRange.basePatchNum)) { |
| parent = getParentIndex(patchRange.basePatchNum); |
| } else if (patchRange.basePatchNum === PARENT) { |
| parent = 1; |
| } else { |
| patchNum = patchRange.basePatchNum as PatchSetNumber; |
| } |
| } |
| let url = |
| changeBaseURL(project, changeNum, patchNum) + |
| `/files/${encodeURIComponent(path)}/download`; |
| if (parent) url += `?parent=${parent}`; |
| |
| return url; |
| } |
| |
| // Private but used in tests. |
| computeDownloadPatchLink( |
| project: RepoName, |
| changeNum: NumericChangeId, |
| patchRange: PatchRange, |
| path: string |
| ) { |
| let url = changeBaseURL(project, changeNum, patchRange.patchNum); |
| url += '/patch?zip&path=' + encodeURIComponent(path); |
| return url; |
| } |
| |
| // Private but used in tests. |
| getPaths(): CommentMap { |
| if (!this.changeComments) return {}; |
| return this.changeComments.getPaths(this.patchRange); |
| } |
| |
| // Private but used in tests. |
| computeCommentSkips( |
| commentMap?: CommentMap, |
| fileList?: string[], |
| path?: string |
| ): CommentSkips | undefined { |
| if (!commentMap) return undefined; |
| if (!fileList) return undefined; |
| if (!path) return undefined; |
| |
| const skips: CommentSkips = {previous: null, next: null}; |
| if (!fileList.length) { |
| return skips; |
| } |
| const pathIndex = fileList.indexOf(path); |
| |
| // Scan backward for the previous file. |
| for (let i = pathIndex - 1; i >= 0; i--) { |
| if (commentMap[fileList[i]]) { |
| skips.previous = fileList[i]; |
| break; |
| } |
| } |
| |
| // Scan forward for the next file. |
| for (let i = pathIndex + 1; i < fileList.length; i++) { |
| if (commentMap[fileList[i]]) { |
| skips.next = fileList[i]; |
| break; |
| } |
| } |
| |
| return skips; |
| } |
| |
| // Private but used in tests. |
| computeEditMode() { |
| return this.patchRange?.patchNum === EDIT; |
| } |
| |
| // Private but used in tests. |
| loadBlame() { |
| this.isBlameLoading = true; |
| fireAlert(this, LOADING_BLAME); |
| assertIsDefined(this.diffHost, 'diffHost'); |
| this.diffHost |
| .loadBlame() |
| .then(() => { |
| this.isBlameLoading = false; |
| fireAlert(this, LOADED_BLAME); |
| }) |
| .catch(() => { |
| this.isBlameLoading = false; |
| }); |
| } |
| |
| /** |
| * Load and display blame information if it has not already been loaded. |
| * Otherwise hide it. |
| */ |
| private toggleBlame() { |
| assertIsDefined(this.diffHost, 'diffHost'); |
| if (this.isBlameLoaded) { |
| this.diffHost.clearBlame(); |
| return; |
| } |
| this.loadBlame(); |
| } |
| |
| private handleToggleHideAllCommentThreads() { |
| toggleClass(this, 'hideComments'); |
| } |
| |
| private handleOpenFileList() { |
| assertIsDefined(this.dropdown, 'dropdown'); |
| this.dropdown.open(); |
| } |
| |
| // Private but used in tests. |
| handleDiffAgainstBase() { |
| if (!this.change) return; |
| if (!this.path) return; |
| if (!this.patchRange) return; |
| |
| if (this.patchRange.basePatchNum === PARENT) { |
| fireAlert(this, 'Base is already selected.'); |
| return; |
| } |
| this.getNavigation().setUrl( |
| createDiffUrl({ |
| change: this.change, |
| path: this.path, |
| patchNum: this.patchRange.patchNum, |
| }) |
| ); |
| } |
| |
| // Private but used in tests. |
| handleDiffBaseAgainstLeft() { |
| if (!this.change) return; |
| if (!this.path) return; |
| if (!this.patchRange) return; |
| |
| if (this.patchRange.basePatchNum === PARENT) { |
| fireAlert(this, 'Left is already base.'); |
| return; |
| } |
| const lineNum = |
| this.viewState?.view === GerritView.DIFF && this.viewState?.commentLink |
| ? this.focusLineNum |
| : undefined; |
| this.getNavigation().setUrl( |
| createDiffUrl({ |
| change: this.change, |
| path: this.path, |
| patchNum: this.patchRange.basePatchNum as RevisionPatchSetNum, |
| basePatchNum: PARENT, |
| lineNum, |
| }) |
| ); |
| } |
| |
| // Private but used in tests. |
| handleDiffAgainstLatest() { |
| if (!this.change) return; |
| if (!this.path) return; |
| if (!this.patchRange) return; |
| |
| const latestPatchNum = computeLatestPatchNum(this.allPatchSets); |
| if (this.patchRange.patchNum === latestPatchNum) { |
| fireAlert(this, 'Latest is already selected.'); |
| return; |
| } |
| |
| this.getNavigation().setUrl( |
| createDiffUrl({ |
| change: this.change, |
| path: this.path, |
| patchNum: latestPatchNum, |
| basePatchNum: this.patchRange.basePatchNum, |
| }) |
| ); |
| } |
| |
| // Private but used in tests. |
| handleDiffRightAgainstLatest() { |
| if (!this.change) return; |
| if (!this.path) return; |
| if (!this.patchRange) return; |
| |
| const latestPatchNum = computeLatestPatchNum(this.allPatchSets); |
| if (this.patchRange.patchNum === latestPatchNum) { |
| fireAlert(this, 'Right is already latest.'); |
| return; |
| } |
| this.getNavigation().setUrl( |
| createDiffUrl({ |
| change: this.change, |
| path: this.path, |
| patchNum: latestPatchNum, |
| basePatchNum: this.patchRange.patchNum as BasePatchSetNum, |
| }) |
| ); |
| } |
| |
| // Private but used in tests. |
| handleDiffBaseAgainstLatest() { |
| if (!this.change) return; |
| if (!this.path) return; |
| if (!this.patchRange) return; |
| |
| const latestPatchNum = computeLatestPatchNum(this.allPatchSets); |
| if ( |
| this.patchRange.patchNum === latestPatchNum && |
| this.patchRange.basePatchNum === PARENT |
| ) { |
| fireAlert(this, 'Already diffing base against latest.'); |
| return; |
| } |
| this.getNavigation().setUrl( |
| createDiffUrl({ |
| change: this.change, |
| path: this.path, |
| patchNum: latestPatchNum, |
| }) |
| ); |
| } |
| |
| // Private but used in tests. |
| computeFileNum(files: DropdownItem[]) { |
| if (!this.path || !files) return undefined; |
| |
| return files.findIndex(({value}) => value === this.path) + 1; |
| } |
| |
| // Private but used in tests. |
| computeFileNumClass(fileNum?: number, files?: DropdownItem[]) { |
| if (files && fileNum && fileNum > 0) { |
| return 'show'; |
| } |
| return ''; |
| } |
| |
| private handleToggleAllDiffContext() { |
| assertIsDefined(this.diffHost, 'diffHost'); |
| this.diffHost.toggleAllContext(); |
| } |
| |
| private handleNextUnreviewedFile() { |
| this.setReviewed(true); |
| this.navigateToUnreviewedFile('next'); |
| } |
| |
| private navigateToNextFileWithCommentThread() { |
| if (!this.path) return; |
| if (!this.files?.sortedFileList) return; |
| if (!this.patchRange) return; |
| if (!this.change) return; |
| const hasComment = (path: string) => |
| this.changeComments?.getCommentsForPath(path, this.patchRange!)?.length ?? |
| 0 > 0; |
| const filesWithComments = this.files.sortedFileList.filter( |
| file => file === this.path || hasComment(file) |
| ); |
| this.navToFile(filesWithComments, 1, true); |
| } |
| |
| private handleReloadingDiffPreference() { |
| this.userModel.getDiffPreferences(); |
| } |
| |
| private computeCanEdit() { |
| return ( |
| !!this.change && |
| !!this.loggedIn && |
| changeIsOpen(this.change) && |
| !this.computeShowEditLinks() |
| ); |
| } |
| |
| private computeShowEditLinks() { |
| return !!this.editWeblinks && this.editWeblinks.length > 0; |
| } |
| |
| createTitle(shortcutName: Shortcut, section: ShortcutSection) { |
| return this.getShortcutsService().createTitle(shortcutName, section); |
| } |
| } |
| |
| declare global { |
| interface HTMLElementTagNameMap { |
| 'gr-diff-view': GrDiffView; |
| } |
| } |
