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201 |
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1× | 'use strict';
var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; Eif ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { Eif (protoProps) defineProperties(Constructor.prototype, protoProps); Iif (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })();
function _typeof(obj) { return obj && typeof Symbol !== "undefined" && obj.constructor === Symbol ? "symbol" : typeof obj; }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
var ReactMultiChild = require('react/lib/ReactMultiChild');
var JSONMount = require('./json-mount');
var includes = require('lodash.includes');
var filter = require('lodash.filter');
var zip = require('lodash.zipobject');
var pairs = require('lodash.pairs');
var isArray = require('lodash.isarray');
var assign = require('lodash.assign');
var rest = require('lodash.rest');
var isUndefined = require('lodash.isundefined');
var defaults = require('lodash.defaults');
var isNull = require('lodash.isnull');
var format = require('util').format;
var CONTENT_TYPES = ['string', 'number'];
var exists = function exists(v) {
return !isNull(v) && !isUndefined(v);
};
var noop = function noop() {};
var Component = (function () {
function Component(tag) {
_classCallCheck(this, Component);
this._tag = tag.toLowerCase();
this._rootNodeID = null;
this._renderedChildren = null;
}
_createClass(Component, [{
key: 'construct',
value: function construct(element) {
this._currentElement = element;
}
}, {
key: 'mountComponent',
value: function mountComponent(rootID, transaction, context) {
this._rootNodeID = rootID;
if (isArray(this._currentElement.props.children)) {
this._mountChildren(transaction, context);
}
return this._mountNode();
}
}, {
key: '_mountChildren',
value: function _mountChildren(transaction, context) {
this.mountChildren(this._currentElement.props.children, transaction, context);
}
}, {
key: '_content',
value: function _content() {
var children = this._currentElement.props.children;
if (isArray(children)) {
return null;
}
if (!includes(CONTENT_TYPES, typeof children === 'undefined' ? 'undefined' : _typeof(children))) {
return null;
}
return children;
}
}, {
key: '_props',
value: function _props() {
var key = this._currentElement.key;
return defaults({
key: exists(key) ? key : noop()
}, zip(filter(pairs(this._currentElement.props), function (kv) {
return kv[0] !== 'children';
})));
}
}, {
key: '_mountNode',
value: function _mountNode() {
var path = this._rootNodeID.split(/\./).filter(Boolean);
var parent = rest(path.reverse()).reverse();
var node = {
parent: parent.length ? format('.%s', parent.join('.')) : '',
name: this._currentElement.type,
id: this._rootNodeID,
props: this._props(),
content: this._content()
};
return JSONMount.setNode(this._rootNodeID, node);
}
}, {
key: '_updateComponent',
value: function _updateComponent(transaction, prev, next, context) {
var getContent = function getContent(children) {
return includes(CONTENT_TYPES, typeof children === 'undefined' ? 'undefined' : _typeof(children)) ? children : null;
};
var getHTML = function getHTML(dangerouslySetInnerHTML) {
return dangerouslySetInnerHTML && dangerouslySetInnerHTML.__html;
};
var getChildren = function getChildren(content, children) {
return exists(content) ? null : children;
};
var hasContentOrHtml = function hasContentOrHtml(content, html) {
return exists(content) || exists(html);
};
var shouldRemove = function shouldRemove(what) {
return exists(what.prev) && !exists(what.next);
};
var shouldUpdate = function shouldUpdate(what) {
return exists(what.next) && what.prev !== what.next;
};
var content = {
prev: getContent(prev.props.children),
next: getContent(next.props.children)
};
var html = {
prev: getHTML(prev.props.dangerouslySetInnerHTML),
next: getHTML(next.props.dangerouslySetInnerHTML)
};
var children = {
prev: getChildren(content.prev, prev.props.children),
next: getChildren(content.next, next.props.children)
};
var contentOrHtml = {
prev: hasContentOrHtml(content.prev, html.prev),
next: hasContentOrHtml(content.next, html.next)
};
var remove = {
children: shouldRemove(children),
content: shouldRemove(contentOrHtml)
};
var update = {
content: shouldUpdate(content),
html: shouldUpdate(html),
children: exists(children.next)
};
if (remove.children) {
this.updateChildren(null, transaction, context);
} else if (remove.content) {
this.updateTextContent('');
}
if (update.content) {
this.updateTextContent(String(content.next));
} else if (update.html) {
this.updateMarkup(String(html.next));
} else if (update.children) {
this.updateChildren(children.next, transaction, context);
}
return this._mountNode();
}
}, {
key: 'receiveComponent',
value: function receiveComponent(element, transaction, context) {
var prev = this._currentElement;
this._currentElement = element;
return this._updateComponent(transaction, prev, element, context);
}
}, {
key: 'unmountComponent',
value: function unmountComponent() {
JSONMount.purgeId(this._rootNodeID);
this.unmountChildren();
this._rootNodeID = null;
}
}, {
key: 'getPublicInstance',
value: function getPublicInstance() {}
}]);
return Component;
})();
assign(Component.prototype, ReactMultiChild.Mixin);
module.exports = Component; |