Kasper Nilsson fa4b2fe374 Add check for modifiers in keyboard shortcut handlers
Bug: Issue 5079
Change-Id: I221bfcfc42e14159b5457d7177902b947906f75d
2016-12-09 08:36:59 -08:00

272 lines
7.8 KiB
JavaScript
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// 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-diff-comment-thread',
/**
* Fired when the thread should be discarded.
*
* @event thread-discard
*/
properties: {
changeNum: String,
comments: {
type: Array,
value: function() { return []; },
},
keyEventTarget: {
type: Object,
value: function() { return document.body; },
},
patchNum: String,
path: String,
projectConfig: Object,
side: {
type: String,
value: 'REVISION',
},
_showActions: Boolean,
_orderedComments: Array,
},
behaviors: [
Gerrit.KeyboardShortcutBehavior,
],
listeners: {
'comment-update': '_handleCommentUpdate',
},
observers: [
'_commentsChanged(comments.splices)',
],
keyBindings: {
'e shift+e': '_handleEKey',
},
attached: function() {
this._getLoggedIn().then(function(loggedIn) {
this._showActions = loggedIn;
}.bind(this));
},
addOrEditDraft: function(opt_lineNum) {
var lastComment = this.comments[this.comments.length - 1];
if (lastComment && lastComment.__draft) {
var commentEl = this._commentElWithDraftID(
lastComment.id || lastComment.__draftID);
commentEl.editing = true;
} else {
this.addDraft(opt_lineNum);
}
},
addDraft: function(opt_lineNum, opt_range) {
var draft = this._newDraft(opt_lineNum, opt_range);
draft.__editing = true;
this.push('comments', draft);
},
_getLoggedIn: function() {
return this.$.restAPI.getLoggedIn();
},
_commentsChanged: function(changeRecord) {
this._orderedComments = this._sortedComments(this.comments);
},
_handleEKey: function(e) {
if (this.shouldSuppressKeyboardShortcut(e)) { return; }
// Dont preventDefault in this case because it will render the event
// useless for other handlers (other gr-diff-comment-thread elements).
if (e.detail.keyboardEvent.shiftKey) {
this._expandCollapseComments(true);
} else {
if (this.modifierPressed(e)) { return; }
this._expandCollapseComments(false);
}
},
_expandCollapseComments: function(actionIsCollapse) {
var comments =
Polymer.dom(this.root).querySelectorAll('gr-diff-comment');
comments.forEach(function(comment) {
comment.collapsed = actionIsCollapse;
});
},
_sortedComments: function(comments) {
comments.sort(function(c1, c2) {
var c1Date = c1.__date || util.parseDate(c1.updated);
var c2Date = c2.__date || util.parseDate(c2.updated);
return c1Date - c2Date;
});
var commentIDToReplies = {};
var topLevelComments = [];
for (var i = 0; i < comments.length; i++) {
var c = comments[i];
if (c.in_reply_to) {
if (commentIDToReplies[c.in_reply_to] == null) {
commentIDToReplies[c.in_reply_to] = [];
}
commentIDToReplies[c.in_reply_to].push(c);
} else {
topLevelComments.push(c);
}
}
var results = [];
for (var i = 0; i < topLevelComments.length; i++) {
this._visitComment(topLevelComments[i], commentIDToReplies, results);
}
for (var missingCommentId in commentIDToReplies) {
results = results.concat(commentIDToReplies[missingCommentId]);
}
return results;
},
_visitComment: function(parent, commentIDToReplies, results) {
results.push(parent);
var replies = commentIDToReplies[parent.id];
delete commentIDToReplies[parent.id];
if (!replies) { return; }
for (var i = 0; i < replies.length; i++) {
this._visitComment(replies[i], commentIDToReplies, results);
}
},
_handleCommentReply: function(e) {
var comment = e.detail.comment;
var quoteStr;
if (e.detail.quote) {
var msg = comment.message;
var quoteStr = msg.split('\n').map(
function(line) { return '> ' + line; }).join('\n') + '\n\n';
}
var reply = this._newReply(comment.id, comment.line, quoteStr);
reply.__editing = true;
this.push('comments', reply);
},
_handleCommentAck: function(e) {
var comment = e.detail.comment;
var reply = this._newReply(comment.id, comment.line, 'Ack');
this.push('comments', reply);
// Allow the reply to render in the dom-repeat.
this.async(function() {
var commentEl = this._commentElWithDraftID(reply.__draftID);
commentEl.save();
}.bind(this), 1);
},
_handleCommentDone: function(e) {
var comment = e.detail.comment;
var reply = this._newReply(comment.id, comment.line, 'Done');
this.push('comments', reply);
// Allow the reply to render in the dom-repeat.
this.async(function() {
var commentEl = this._commentElWithDraftID(reply.__draftID);
commentEl.save();
}.bind(this), 1);
},
_commentElWithDraftID: function(id) {
var els = Polymer.dom(this.root).querySelectorAll('gr-diff-comment');
for (var i = 0; i < els.length; i++) {
if (els[i].comment.id === id || els[i].comment.__draftID === id) {
return els[i];
}
}
return null;
},
_newReply: function(inReplyTo, opt_lineNum, opt_message) {
var d = this._newDraft(opt_lineNum);
d.in_reply_to = inReplyTo;
if (opt_message != null) {
d.message = opt_message;
}
return d;
},
_newDraft: function(opt_lineNum, opt_range) {
var d = {
__draft: true,
__draftID: Math.random().toString(36),
__date: new Date(),
path: this.path,
side: this.side,
};
if (opt_lineNum) {
d.line = opt_lineNum;
}
if (opt_range) {
d.range = {
start_line: opt_range.startLine,
start_character: opt_range.startChar,
end_line: opt_range.endLine,
end_character: opt_range.endChar,
};
}
return d;
},
_handleCommentDiscard: function(e) {
var diffCommentEl = Polymer.dom(e).rootTarget;
var comment = diffCommentEl.comment;
var idx = this._indexOf(comment, this.comments);
if (idx == -1) {
throw Error('Cannot find comment ' +
JSON.stringify(diffCommentEl.comment));
}
this.splice('comments', idx, 1);
if (this.comments.length == 0) {
this.fire('thread-discard', {lastComment: comment});
}
},
_handleCommentUpdate: function(e) {
var comment = e.detail.comment;
var index = this._indexOf(comment, this.comments);
if (index === -1) {
// This should never happen: comment belongs to another thread.
console.error('Comment update for another comment thread.');
return;
}
this.comments[index] = comment;
},
_indexOf: function(comment, arr) {
for (var i = 0; i < arr.length; i++) {
var c = arr[i];
if ((c.__draftID != null && c.__draftID == comment.__draftID) ||
(c.id != null && c.id == comment.id)) {
return i;
}
}
return -1;
},
});
})();