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/**
* @license
* Copyright (C) 2015 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import '../../../styles/shared-styles';
import '../gr-change-list/gr-change-list';
import '../../shared/gr-button/gr-button';
import '../../shared/gr-dialog/gr-dialog';
import '../../shared/gr-overlay/gr-overlay';
import '../../shared/gr-rest-api-interface/gr-rest-api-interface';
import '../gr-create-commands-dialog/gr-create-commands-dialog';
import '../gr-create-change-help/gr-create-change-help';
import '../gr-create-destination-dialog/gr-create-destination-dialog';
import '../gr-user-header/gr-user-header';
import {GestureEventListeners} from '@polymer/polymer/lib/mixins/gesture-event-listeners';
import {LegacyElementMixin} from '@polymer/polymer/lib/legacy/legacy-element-mixin';
import {PolymerElement} from '@polymer/polymer/polymer-element';
import {htmlTemplate} from './gr-dashboard-view_html';
import {
GerritNav,
GerritView,
UserDashboard,
YOUR_TURN,
} from '../../core/gr-navigation/gr-navigation';
import {appContext} from '../../../services/app-context';
import {changeIsOpen} from '../../../utils/change-util';
import {parseDate} from '../../../utils/date-util';
import {customElement, observe, property} from '@polymer/decorators';
import {
AccountDetailInfo,
ChangeInfo,
DashboardId,
ElementPropertyDeepChange,
PreferencesInput,
RepoName,
} from '../../../types/common';
import {AppElementDashboardParams, AppElementParams} from '../../gr-app-types';
import {RestApiService} from '../../../services/services/gr-rest-api/gr-rest-api';
import {GrDialog} from '../../shared/gr-dialog/gr-dialog';
import {GrCreateCommandsDialog} from '../gr-create-commands-dialog/gr-create-commands-dialog';
import {
CreateDestinationConfirmDetail,
GrCreateDestinationDialog,
} from '../gr-create-destination-dialog/gr-create-destination-dialog';
import {GrOverlay} from '../../shared/gr-overlay/gr-overlay';
import {ChangeListToggleReviewedDetail} from '../gr-change-list-item/gr-change-list-item';
import {ChangeStarToggleStarDetail} from '../../shared/gr-change-star/gr-change-star';
const PROJECT_PLACEHOLDER_PATTERN = /\$\{project\}/g;
export interface DashboardViewState {
selectedChangeIndex: number;
}
export interface GrDashboardView {
$: {
restAPI: RestApiService & Element;
confirmDeleteDialog: GrDialog;
commandsDialog: GrCreateCommandsDialog;
destinationDialog: GrCreateDestinationDialog;
confirmDeleteOverlay: GrOverlay;
};
}
interface DashboardChange {
name: string;
countLabel: string;
query: string;
results: ChangeInfo[];
isOutgoing?: boolean;
}
@customElement('gr-dashboard-view')
export class GrDashboardView extends GestureEventListeners(
LegacyElementMixin(PolymerElement)
) {
static get template() {
return htmlTemplate;
}
/**
* Fired when the title of the page should change.
*
* @event title-change
*/
@property({type: Object})
account: AccountDetailInfo | null = null;
@property({type: Object})
preferences?: PreferencesInput;
@property({type: Object})
viewState?: DashboardViewState;
@property({type: Object})
params?: AppElementParams;
@property({type: Array})
_results?: DashboardChange[];
@property({type: Boolean})
_loading = true;
@property({type: Boolean})
_showDraftsBanner = false;
@property({type: Boolean})
_showNewUserHelp = false;
private reporting = appContext.reportingService;
constructor() {
super();
}
/** @override */
attached() {
super.attached();
this._loadPreferences();
this.addEventListener('reload', e => {
e.stopPropagation();
this._reload();
});
}
_loadPreferences() {
return this.$.restAPI.getLoggedIn().then(loggedIn => {
if (loggedIn) {
this.$.restAPI.getPreferences().then(preferences => {
this.preferences = preferences;
});
} else {
this.preferences = {};
}
});
}
_getProjectDashboard(
project: RepoName,
dashboard: DashboardId
): Promise<UserDashboard | undefined> {
const errFn = (response?: Response | null) => {
this.dispatchEvent(
new CustomEvent('page-error', {
detail: {response},
composed: true,
bubbles: true,
})
);
};
return this.$.restAPI
.getDashboard(project, dashboard, errFn)
.then(response => {
if (!response) {
return;
}
return {
title: response.title,
sections: response.sections.map(section => {
const suffix = response.foreach ? ' ' + response.foreach : '';
return {
name: section.name,
query: (section.query + suffix).replace(
PROJECT_PLACEHOLDER_PATTERN,
project
),
};
}),
};
});
}
_computeTitle(user?: string) {
if (!user || user === 'self') {
return 'My Reviews';
}
return 'Dashboard for ' + user;
}
_isViewActive(params: AppElementParams): params is AppElementDashboardParams {
return params.view === GerritView.DASHBOARD;
}
@observe('params.*')
_paramsChanged(
paramsChangeRecord: ElementPropertyDeepChange<GrDashboardView, 'params'>
) {
const params = paramsChangeRecord.base;
return this._reload(params);
}
/**
* Reloads the element.
*/
_reload(params?: AppElementParams) {
if (!params || !this._isViewActive(params)) {
return Promise.resolve();
}
this._loading = true;
const {project, dashboard, title, user, sections} = params;
const dashboardPromise: Promise<UserDashboard | undefined> = project
? this._getProjectDashboard(project, dashboard)
: this.$.restAPI
.getConfig()
.then(config =>
Promise.resolve(
GerritNav.getUserDashboard(
user,
sections,
title || this._computeTitle(user),
config
)
)
);
const checkForNewUser = !project && user === 'self';
return dashboardPromise
.then(res => {
if (res && res.title) {
this.dispatchEvent(
new CustomEvent('title-change', {
detail: {title: res.title},
composed: true,
bubbles: true,
})
);
}
return this._fetchDashboardChanges(res, checkForNewUser);
})
.then(() => {
this._maybeShowDraftsBanner(params);
this.reporting.dashboardDisplayed();
})
.catch(err => {
this.dispatchEvent(
new CustomEvent('title-change', {
detail: {
title: title || this._computeTitle(user),
},
composed: true,
bubbles: true,
})
);
console.warn(err);
})
.then(() => {
this._loading = false;
});
}
/**
* Fetches the changes for each dashboard section and sets this._results
* with the response.
*/
_fetchDashboardChanges(
res: UserDashboard | undefined,
checkForNewUser: boolean
): Promise<void> {
if (!res) {
return Promise.resolve();
}
let queries: string[];
if (window.PRELOADED_QUERIES && window.PRELOADED_QUERIES.dashboardQuery) {
queries = window.PRELOADED_QUERIES.dashboardQuery;
// we use preloaded query from index only on first page load
window.PRELOADED_QUERIES.dashboardQuery = undefined;
} else {
queries = res.sections.map(section =>
section.suffixForDashboard
? section.query + ' ' + section.suffixForDashboard
: section.query
);
if (checkForNewUser) {
queries.push('owner:self limit:1');
}
}
return this.$.restAPI.getChanges(undefined, queries).then(changes => {
if (!changes) {
throw new Error('getChanges returns undefined');
}
if (checkForNewUser) {
// Last set of results is not meant for dashboard display.
const lastResultSet = changes.pop();
this._showNewUserHelp = lastResultSet!.length === 0;
}
this._results = changes
.map((results, i) => {
return {
name: res.sections[i].name,
countLabel: this._computeSectionCountLabel(results),
query: res.sections[i].query,
results: this._maybeSortResults(res.sections[i].name, results),
isOutgoing: res.sections[i].isOutgoing,
};
})
.filter(
(section, i) =>
i < res.sections.length &&
(!res.sections[i].hideIfEmpty || section.results.length)
);
});
}
/**
* Usually we really want to stick to the sorting that the backend provides,
* but for the "Your Turn" section it is important to put the changes at the
* top where the current user is a reviewer. Owned changes are less important.
* And then we want to emphasize the changes where the waiting time is larger.
*/
_maybeSortResults(name: string, results: ChangeInfo[]) {
const userId = this.account && this.account._account_id;
const sortedResults = [...results];
if (name === YOUR_TURN.name && userId) {
sortedResults.sort((c1, c2) => {
const c1Owner = c1.owner._account_id === userId;
const c2Owner = c2.owner._account_id === userId;
if (c1Owner !== c2Owner) return c1Owner ? 1 : -1;
// Should never happen, because the change is in the 'Your Turn'
// section, so the userId should be found in the attention set of both.
if (!c1.attention_set || !c1.attention_set[userId]) return 0;
if (!c2.attention_set || !c2.attention_set[userId]) return 0;
const c1Update = c1.attention_set[userId].last_update;
const c2Update = c2.attention_set[userId].last_update;
// Should never happen that an attention set entry has no update.
if (!c1Update || !c2Update) return c1Update ? 1 : -1;
return parseDate(c1Update).valueOf() - parseDate(c2Update).valueOf();
});
}
return sortedResults;
}
_computeSectionCountLabel(changes: ChangeInfo[]) {
if (!changes || !changes.length || changes.length === 0) {
return '';
}
const more = changes[changes.length - 1]._more_changes;
const numChanges = changes.length;
const andMore = more ? ' and more' : '';
return `(${numChanges}${andMore})`;
}
_computeUserHeaderClass(params: AppElementParams) {
if (
!params ||
params.view !== GerritView.DASHBOARD ||
!!params.project ||
!params.user ||
params.user === 'self'
) {
return 'hide';
}
return '';
}
_handleToggleStar(e: CustomEvent<ChangeStarToggleStarDetail>) {
this.$.restAPI.saveChangeStarred(e.detail.change._number, e.detail.starred);
}
_handleToggleReviewed(e: CustomEvent<ChangeListToggleReviewedDetail>) {
this.$.restAPI.saveChangeReviewed(
e.detail.change._number,
e.detail.reviewed
);
}
/**
* Banner is shown if a user is on their own dashboard and they have draft
* comments on closed changes.
*/
_maybeShowDraftsBanner(params: AppElementDashboardParams) {
this._showDraftsBanner = false;
if (!(params.user === 'self')) {
return;
}
if (!this._results) {
throw new Error('this._results must be set. restAPI returned undefined');
}
const draftSection = this._results.find(
section => section.query === 'has:draft'
);
if (!draftSection || !draftSection.results.length) {
return;
}
const closedChanges = draftSection.results.filter(
change => !changeIsOpen(change)
);
if (!closedChanges.length) {
return;
}
this._showDraftsBanner = true;
}
_computeBannerClass(show: boolean) {
return show ? '' : 'hide';
}
_handleOpenDeleteDialog() {
this.$.confirmDeleteOverlay.open();
}
_handleConfirmDelete() {
this.$.confirmDeleteDialog.disabled = true;
return this.$.restAPI.deleteDraftComments('-is:open').then(() => {
this._closeConfirmDeleteOverlay();
this._reload(this.params);
});
}
_closeConfirmDeleteOverlay() {
this.$.confirmDeleteOverlay.close();
}
_computeDraftsLink() {
return GerritNav.getUrlForSearchQuery('has:draft -is:open');
}
_handleCreateChangeTap() {
this.$.destinationDialog.open();
}
_handleDestinationConfirm(e: CustomEvent<CreateDestinationConfirmDetail>) {
this.$.commandsDialog.branch = e.detail.branch;
this.$.commandsDialog.open();
}
}
declare global {
interface HTMLElementTagNameMap {
'gr-dashboard-view': GrDashboardView;
}
}