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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.
*/
(function() {
'use strict';
Polymer({
is: 'gr-confirm-rebase-dialog',
/**
* Fired when the confirm button is pressed.
*
* @event confirm
*/
/**
* Fired when the cancel button is pressed.
*
* @event cancel
*/
properties: {
branch: String,
changeNumber: Number,
hasParent: Boolean,
rebaseOnCurrent: Boolean,
_text: String,
_query: {
type: Function,
value() {
return this._getChangeSuggestions.bind(this);
},
},
_recentChanges: Array,
},
observers: [
'_updateSelectedOption(rebaseOnCurrent, hasParent)',
],
// 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.$.restAPI.getChanges(null, `is:open -age:90d`)
.then(response => {
const changes = [];
for (const key in response) {
if (!response.hasOwnProperty(key)) { continue; }
changes.push({
name: `${response[key]._number}: ${response[key].subject}`,
value: response[key]._number,
});
}
this._recentChanges = changes;
return this._recentChanges;
});
},
_getRecentChanges() {
if (this._recentChanges) {
return Promise.resolve(this._recentChanges);
}
return this.fetchRecentChanges();
},
_getChangeSuggestions(input) {
return this._getRecentChanges().then(changes =>
this._filterChanges(input, changes));
},
_filterChanges(input, changes) {
return changes.filter(change => change.name.includes(input) &&
change.value !== this.changeNumber);
},
_displayParentOption(rebaseOnCurrent, hasParent) {
return hasParent && rebaseOnCurrent;
},
_displayParentUpToDateMsg(rebaseOnCurrent, hasParent) {
return hasParent && !rebaseOnCurrent;
},
_displayTipOption(rebaseOnCurrent, hasParent) {
return !(!rebaseOnCurrent && !hasParent);
},
/**
* There is a subtle but important difference between setting the base to an
* empty string and omitting it entirely from the payload. An empty string
* implies that the parent should be cleared and the change should be
* rebased on top of the target branch. Leaving out the base implies that it
* should be rebased on top of its current parent.
*/
_getSelectedBase() {
if (this.$.rebaseOnParentInput.checked) { return null; }
if (this.$.rebaseOnTipInput.checked) { return ''; }
// Change numbers will have their description appended by the
// autocomplete.
return this._text.split(':')[0];
},
_handleConfirmTap(e) {
e.preventDefault();
this.dispatchEvent(new CustomEvent('confirm',
{detail: {base: this._getSelectedBase()}}));
this._text = '';
},
_handleCancelTap(e) {
e.preventDefault();
this.dispatchEvent(new CustomEvent('cancel'));
this._text = '';
},
_handleRebaseOnOther() {
this.$.parentInput.focus();
},
_handleEnterChangeNumberTap() {
this.$.rebaseOnOtherInput.checked = true;
},
/**
* Sets the default radio button based on the state of the app and
* the corresponding value to be submitted.
*/
_updateSelectedOption(rebaseOnCurrent, hasParent) {
if (this._displayParentOption(rebaseOnCurrent, hasParent)) {
this.$.rebaseOnParentInput.checked = true;
} else if (this._displayTipOption(rebaseOnCurrent, hasParent)) {
this.$.rebaseOnTipInput.checked = true;
} else {
this.$.rebaseOnOtherInput.checked = true;
}
},
});
})();
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