gitlab-org--gitlab-foss/app/assets/javascripts/files_comment_button.js
2016-07-24 23:45:11 +03:00

141 lines
5.4 KiB
JavaScript

(function() {
var bind = function(fn, me){ return function(){ return fn.apply(me, arguments); }; };
this.FilesCommentButton = (function() {
var COMMENT_BUTTON_CLASS, COMMENT_BUTTON_TEMPLATE, DEBOUNCE_TIMEOUT_DURATION, EMPTY_CELL_CLASS, LINE_COLUMN_CLASSES, LINE_CONTENT_CLASS, LINE_HOLDER_CLASS, LINE_NUMBER_CLASS, OLD_LINE_CLASS, TEXT_FILE_SELECTOR, UNFOLDABLE_LINE_CLASS;
COMMENT_BUTTON_CLASS = '.add-diff-note';
COMMENT_BUTTON_TEMPLATE = _.template('<button name="button" type="submit" class="btn <%- COMMENT_BUTTON_CLASS %> js-add-diff-note-button" title="Add a comment to this line"><i class="fa fa-comment-o"></i></button>');
LINE_HOLDER_CLASS = '.line_holder';
LINE_NUMBER_CLASS = 'diff-line-num';
LINE_CONTENT_CLASS = 'line_content';
UNFOLDABLE_LINE_CLASS = 'js-unfold';
EMPTY_CELL_CLASS = 'empty-cell';
OLD_LINE_CLASS = 'old_line';
LINE_COLUMN_CLASSES = "." + LINE_NUMBER_CLASS + ", .line_content";
TEXT_FILE_SELECTOR = '.text-file';
DEBOUNCE_TIMEOUT_DURATION = 100;
function FilesCommentButton(filesContainerElement) {
var debounce;
this.filesContainerElement = filesContainerElement;
this.destroy = bind(this.destroy, this);
this.render = bind(this.render, this);
this.VIEW_TYPE = $('input#view[type=hidden]').val();
debounce = _.debounce(this.render, DEBOUNCE_TIMEOUT_DURATION);
$(document).off('mouseover', LINE_COLUMN_CLASSES).off('mouseleave', LINE_COLUMN_CLASSES).on('mouseover', LINE_COLUMN_CLASSES, debounce).on('mouseleave', LINE_COLUMN_CLASSES, this.destroy);
}
FilesCommentButton.prototype.render = function(e) {
var $currentTarget, buttonParentElement, lineContentElement, textFileElement;
$currentTarget = $(e.currentTarget);
buttonParentElement = this.getButtonParent($currentTarget);
if (!this.shouldRender(e, buttonParentElement)) {
return;
}
textFileElement = this.getTextFileElement($currentTarget);
lineContentElement = this.getLineContent($currentTarget);
buttonParentElement.append(this.buildButton({
noteableType: textFileElement.attr('data-noteable-type'),
noteableID: textFileElement.attr('data-noteable-id'),
commitID: textFileElement.attr('data-commit-id'),
noteType: lineContentElement.attr('data-note-type'),
position: lineContentElement.attr('data-position'),
lineType: lineContentElement.attr('data-line-type'),
discussionID: lineContentElement.attr('data-discussion-id'),
lineCode: lineContentElement.attr('data-line-code')
}));
};
FilesCommentButton.prototype.destroy = function(e) {
if (this.isMovingToSameType(e)) {
return;
}
$(COMMENT_BUTTON_CLASS, this.getButtonParent($(e.currentTarget))).remove();
};
FilesCommentButton.prototype.buildButton = function(buttonAttributes) {
var initializedButtonTemplate;
initializedButtonTemplate = COMMENT_BUTTON_TEMPLATE({
COMMENT_BUTTON_CLASS: COMMENT_BUTTON_CLASS.substr(1)
});
return $(initializedButtonTemplate).attr({
'data-noteable-type': buttonAttributes.noteableType,
'data-noteable-id': buttonAttributes.noteableID,
'data-commit-id': buttonAttributes.commitID,
'data-note-type': buttonAttributes.noteType,
'data-line-code': buttonAttributes.lineCode,
'data-position': buttonAttributes.position,
'data-discussion-id': buttonAttributes.discussionID,
'data-line-type': buttonAttributes.lineType
});
};
FilesCommentButton.prototype.getTextFileElement = function(hoveredElement) {
return $(hoveredElement.closest(TEXT_FILE_SELECTOR));
};
FilesCommentButton.prototype.getLineContent = function(hoveredElement) {
if (hoveredElement.hasClass(LINE_CONTENT_CLASS)) {
return hoveredElement;
}
if (this.VIEW_TYPE === 'inline') {
return $(hoveredElement).closest(LINE_HOLDER_CLASS).find("." + LINE_CONTENT_CLASS);
} else {
return $(hoveredElement).next("." + LINE_CONTENT_CLASS);
}
};
FilesCommentButton.prototype.getButtonParent = function(hoveredElement) {
if (this.VIEW_TYPE === 'inline') {
if (hoveredElement.hasClass(OLD_LINE_CLASS)) {
return hoveredElement;
}
return hoveredElement.parent().find("." + OLD_LINE_CLASS);
} else {
if (hoveredElement.hasClass(LINE_NUMBER_CLASS)) {
return hoveredElement;
}
return $(hoveredElement).prev("." + LINE_NUMBER_CLASS);
}
};
FilesCommentButton.prototype.isMovingToSameType = function(e) {
var newButtonParent;
newButtonParent = this.getButtonParent($(e.toElement));
if (!newButtonParent) {
return false;
}
return newButtonParent.is(this.getButtonParent($(e.currentTarget)));
};
FilesCommentButton.prototype.shouldRender = function(e, buttonParentElement) {
return !buttonParentElement.hasClass(EMPTY_CELL_CLASS) && !buttonParentElement.hasClass(UNFOLDABLE_LINE_CLASS) && $(COMMENT_BUTTON_CLASS, buttonParentElement).length === 0;
};
return FilesCommentButton;
})();
$.fn.filesCommentButton = function() {
if (!(this && (this.parent().data('can-create-note') != null))) {
return;
}
return this.each(function() {
if (!$.data(this, 'filesCommentButton')) {
return $.data(this, 'filesCommentButton', new FilesCommentButton($(this)));
}
});
};
}).call(this);