blob: 420d4afc8580758114a878ab213750c3036f1390 [file] [log] [blame]
// 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';
const EventType = {
HISTORY: 'history',
LABEL_CHANGE: 'labelchange',
SHOW_CHANGE: 'showchange',
SUBMIT_CHANGE: 'submitchange',
COMMIT_MSG_EDIT: 'commitmsgedit',
COMMENT: 'comment',
REVERT: 'revert',
POST_REVERT: 'postrevert',
};
const Element = {
CHANGE_ACTIONS: 'changeactions',
REPLY_DIALOG: 'replydialog',
};
Polymer({
is: 'gr-js-api-interface',
properties: {
_elements: {
type: Object,
value: {}, // Shared across all instances.
},
_eventCallbacks: {
type: Object,
value: {}, // Shared across all instances.
},
},
behaviors: [Gerrit.PatchSetBehavior],
Element,
EventType,
handleEvent(type, detail) {
Gerrit.awaitPluginsLoaded().then(() => {
switch (type) {
case EventType.HISTORY:
this._handleHistory(detail);
break;
case EventType.SHOW_CHANGE:
this._handleShowChange(detail);
break;
case EventType.COMMENT:
this._handleComment(detail);
break;
case EventType.LABEL_CHANGE:
this._handleLabelChange(detail);
break;
default:
console.warn('handleEvent called with unsupported event type:',
type);
break;
}
});
},
addElement(key, el) {
this._elements[key] = el;
},
getElement(key) {
return this._elements[key];
},
addEventCallback(eventName, callback) {
if (!this._eventCallbacks[eventName]) {
this._eventCallbacks[eventName] = [];
}
this._eventCallbacks[eventName].push(callback);
},
canSubmitChange(change, revision) {
const submitCallbacks = this._getEventCallbacks(EventType.SUBMIT_CHANGE);
const cancelSubmit = submitCallbacks.some(callback => {
try {
return callback(change, revision) === false;
} catch (err) {
console.error(err);
}
return false;
});
return !cancelSubmit;
},
_removeEventCallbacks() {
for (const k in EventType) {
if (!EventType.hasOwnProperty(k)) { continue; }
this._eventCallbacks[EventType[k]] = [];
}
},
_handleHistory(detail) {
for (const cb of this._getEventCallbacks(EventType.HISTORY)) {
try {
cb(detail.path);
} catch (err) {
console.error(err);
}
}
},
_handleShowChange(detail) {
for (const cb of this._getEventCallbacks(EventType.SHOW_CHANGE)) {
const change = detail.change;
const patchNum = detail.patchNum;
let revision;
for (const rev of Object.values(change.revisions || {})) {
if (this.patchNumEquals(rev._number, patchNum)) {
revision = rev;
break;
}
}
try {
cb(change, revision);
} catch (err) {
console.error(err);
}
}
},
handleCommitMessage(change, msg) {
for (const cb of this._getEventCallbacks(EventType.COMMIT_MSG_EDIT)) {
try {
cb(change, msg);
} catch (err) {
console.error(err);
}
}
},
_handleComment(detail) {
for (const cb of this._getEventCallbacks(EventType.COMMENT)) {
try {
cb(detail.node);
} catch (err) {
console.error(err);
}
}
},
_handleLabelChange(detail) {
for (const cb of this._getEventCallbacks(EventType.LABEL_CHANGE)) {
try {
cb(detail.change);
} catch (err) {
console.error(err);
}
}
},
modifyRevertMsg(change, revertMsg, origMsg) {
for (const cb of this._getEventCallbacks(EventType.REVERT)) {
try {
revertMsg = cb(change, revertMsg, origMsg);
} catch (err) {
console.error(err);
}
}
return revertMsg;
},
getLabelValuesPostRevert(change) {
let labels = {};
for (const cb of this._getEventCallbacks(EventType.POST_REVERT)) {
try {
labels = cb(change);
} catch (err) {
console.error(err);
}
}
return labels;
},
_getEventCallbacks(type) {
return this._eventCallbacks[type] || [];
},
});
})();