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/**
* @license
* Copyright (C) 2016 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 '../../shared/gr-autocomplete/gr-autocomplete';
import '../../shared/gr-dialog/gr-dialog';
import '../../../styles/shared-styles';
import {PolymerElement} from '@polymer/polymer/polymer-element';
import {htmlTemplate} from './gr-confirm-rebase-dialog_html';
import {customElement, property, observe} from '@polymer/decorators';
import {NumericChangeId, BranchName} from '../../../types/common';
import {
GrAutocomplete,
AutocompleteQuery,
AutocompleteSuggestion,
} from '../../shared/gr-autocomplete/gr-autocomplete';
import {getAppContext} from '../../../services/app-context';
import {GrDialog} from '../../shared/gr-dialog/gr-dialog';
export interface RebaseChange {
name: string;
value: NumericChangeId;
}
export interface ConfirmRebaseEventDetail {
base: string | null;
}
export interface GrConfirmRebaseDialog {
$: {
confirmDialog: GrDialog;
parentInput: GrAutocomplete;
parentUpToDateMsg: HTMLDivElement;
rebaseOnParent: HTMLDivElement;
rebaseOnParentInput: HTMLInputElement;
rebaseOnOtherInput: HTMLInputElement;
rebaseOnTip: HTMLDivElement;
rebaseOnTipInput: HTMLInputElement;
tipUpToDateMsg: HTMLDivElement;
};
}
@customElement('gr-confirm-rebase-dialog')
export class GrConfirmRebaseDialog extends PolymerElement {
static get template() {
return htmlTemplate;
}
/**
* Fired when the confirm button is pressed.
*
* @event confirm
*/
/**
* Fired when the cancel button is pressed.
*
* @event cancel
*/
@property({type: String})
branch?: BranchName;
@property({type: Number})
changeNumber?: NumericChangeId;
@property({type: Boolean})
hasParent?: boolean;
@property({type: Boolean})
rebaseOnCurrent?: boolean;
@property({type: String})
_text = '';
@property({type: Object})
_query: AutocompleteQuery = () => Promise.resolve([]);
@property({type: Array})
_recentChanges?: RebaseChange[];
private readonly restApiService = getAppContext().restApiService;
constructor() {
super();
this._query = input => this._getChangeSuggestions(input);
}
// This is called by gr-change-actions every time the rebase dialog is
// re-opened. Unlike other autocompletes that make a request with each
// updated input, this one gets all recent changes once and then filters
// them by the input. The query is re-run each time the dialog is opened
// in case there are new/updated changes in the generic query since the
// last time it was run.
fetchRecentChanges() {
return this.restApiService
.getChanges(undefined, 'is:open -age:90d')
.then(response => {
if (!response) return [];
const changes: RebaseChange[] = [];
for (const change of response) {
changes.push({
name: `${change._number}: ${change.subject}`,
value: change._number,
});
}
this._recentChanges = changes;
return this._recentChanges;
});
}
_getRecentChanges() {
if (this._recentChanges) {
return Promise.resolve(this._recentChanges);
}
return this.fetchRecentChanges();
}
_getChangeSuggestions(input: string) {
return this._getRecentChanges().then(changes =>
this._filterChanges(input, changes)
);
}
_filterChanges(
input: string,
changes: RebaseChange[]
): AutocompleteSuggestion[] {
return changes
.filter(
change =>
change.name.includes(input) && change.value !== this.changeNumber
)
.map(
change =>
({
name: change.name,
value: `${change.value}`,
} as AutocompleteSuggestion)
);
}
_displayParentOption(rebaseOnCurrent?: boolean, hasParent?: boolean) {
return hasParent && rebaseOnCurrent;
}
_displayParentUpToDateMsg(rebaseOnCurrent?: boolean, hasParent?: boolean) {
return hasParent && !rebaseOnCurrent;
}
_displayTipOption(rebaseOnCurrent?: boolean, hasParent?: boolean) {
return !(!rebaseOnCurrent && !hasParent);
}
/**
* There is a subtle but important difference between setting the base to an
* empty string and omitting it entirely from the payload. An empty string
* implies that the parent should be cleared and the change should be
* rebased on top of the target branch. Leaving out the base implies that it
* should be rebased on top of its current parent.
*/
_getSelectedBase() {
if (this.$.rebaseOnParentInput.checked) {
return null;
}
if (this.$.rebaseOnTipInput.checked) {
return '';
}
if (!this._text) {
return '';
}
// Change numbers will have their description appended by the
// autocomplete.
return this._text.split(':')[0];
}
_handleConfirmTap(e: Event) {
e.preventDefault();
e.stopPropagation();
const detail: ConfirmRebaseEventDetail = {
base: this._getSelectedBase(),
};
this.dispatchEvent(new CustomEvent('confirm', {detail}));
this._text = '';
}
_handleCancelTap(e: Event) {
e.preventDefault();
e.stopPropagation();
this.dispatchEvent(new CustomEvent('cancel'));
this._text = '';
}
_handleRebaseOnOther() {
this.$.parentInput.focus();
}
_handleEnterChangeNumberClick() {
this.$.rebaseOnOtherInput.checked = true;
}
/**
* Sets the default radio button based on the state of the app and
* the corresponding value to be submitted.
*/
@observe('rebaseOnCurrent', 'hasParent')
_updateSelectedOption(rebaseOnCurrent?: boolean, hasParent?: boolean) {
// Polymer 2: check for undefined
if (rebaseOnCurrent === undefined || hasParent === undefined) {
return;
}
if (this._displayParentOption(rebaseOnCurrent, hasParent)) {
this.$.rebaseOnParentInput.checked = true;
} else if (this._displayTipOption(rebaseOnCurrent, hasParent)) {
this.$.rebaseOnTipInput.checked = true;
} else {
this.$.rebaseOnOtherInput.checked = true;
}
}
}
declare global {
interface HTMLElementTagNameMap {
'gr-confirm-rebase-dialog': GrConfirmRebaseDialog;
}
}