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var _ = require("underscore");
var html = require("../html");
exports.topLevelElement = topLevelElement;
exports.elements = elements;
exports.element = element;
function topLevelElement(tagName, attributes) {
return elements([element(tagName, attributes, {fresh: true})]);
}
function elements(elementStyles) {
return new HtmlPath(elementStyles.map(function(elementStyle) {
if (_.isString(elementStyle)) {
return element(elementStyle);
} else {
return elementStyle;
}
}));
}
function HtmlPath(elements) {
this._elements = elements;
}
HtmlPath.prototype.wrap = function wrap(children) {
var result = children();
for (var index = this._elements.length - 1; index >= 0; index--) {
result = this._elements[index].wrapNodes(result);
}
return result;
};
function element(tagName, attributes, options) {
options = options || {};
return new Element(tagName, attributes, options);
}
function Element(tagName, attributes, options) {
var tagNames = {};
if (_.isArray(tagName)) {
tagName.forEach(function(tagName) {
tagNames[tagName] = true;
});
tagName = tagName[0];
} else {
tagNames[tagName] = true;
}
this.tagName = tagName;
this.tagNames = tagNames;
this.attributes = attributes || {};
this.fresh = options.fresh;
this.separator = options.separator;
}
Element.prototype.matchesElement = function(element) {
return this.tagNames[element.tagName] && _.isEqual(this.attributes || {}, element.attributes || {});
};
Element.prototype.wrap = function wrap(generateNodes) {
return this.wrapNodes(generateNodes());
};
Element.prototype.wrapNodes = function wrapNodes(nodes) {
return [html.elementWithTag(this, nodes)];
};
exports.empty = elements([]);
exports.ignore = {
wrap: function() {
return [];
}
};
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