/*
 给顶层标签的一些样式取出给 rich-text
 github地址：https://github.com/jin-yufeng/Parser
 文档地址：https://jin-yufeng.github.io/Parser
 author：JinYufeng
*/
module.exports = {
	getStyle: function(style, display) {
		var tmp, res = "";
		if (style) {
			style = style.toLowerCase();
			if (style.indexOf("float") != -1) res += style.match(getRegExp("float[^;]+", "g")).pop();
			if (style.indexOf("margin") != -1) res += (';' + style.match(getRegExp("margin[^;]+", "g")).join(';'));
			if (style.indexOf("display") != -1 && (tmp = style.match(getRegExp("display[^;]+", "g")).pop(), tmp.indexOf("flex") ==
					-1)) res += (';' + tmp);
			else res += (';display:' + display);
			tmp = style.match(getRegExp("flex[^;]*:[^;]+", "g"));
			if (tmp) res += (';' + tmp.join(';'));
			if (style.indexOf("width") != -1) res += (';' + style.match(getRegExp("[^;\s]*width[^;]+", "g")).join(';'));
		} else res = ("display:" + display);
		return res;
	},
	setImgStyle: function(item, imgLoad) {
		var img = {
			name: "img",
			attrs: JSON.parse(JSON.stringify(item.attrs))
		}
		if (img.attrs.style)
			img.attrs.style = img.attrs.style.toLowerCase().replace(getRegExp("width[^;]+%", "g"), "width:100%").replace(
				getRegExp('margin[^;]+', "g"), "");
		if (!imgLoad) {
			delete img.attrs.src;
			img.attrs.style += ";width:20px !important;height:20px !important";
		}
		return [img];
	},
	setStyle: function(item) {
		if (item.attrs.style) {
			var newItem = {
				name: item.name,
				attrs: JSON.parse(JSON.stringify(item.attrs)),
				children: item.children
			}
			newItem.attrs.style = newItem.attrs.style.toLowerCase().replace(getRegExp("width[^;]+%", "g"), "width:100%").replace(
				getRegExp('margin[^;]+', "g"), "");
			return [newItem];
		}
		return [item];
	}
}