/*
 * LOADING
 */
let html =
`<ul id="fruits">
  <li class="orange">Apple</li>
  <li class="class">Orange</li>
  <li class="pear">Pear</li>
  <input type="text" />
</ul>`;

// Preferred Method
var $ = cheerio.load(html);
// Directly load element
cheerio(html);
cheerio('ul', html);
cheerio('li', 'ul', html);

const $fromElement = cheerio.load($("ul").get(0));

if ($fromElement("ul > li").length !== 3) {
  throw new Error("Expecting 3 elements when passing `CheerioElement` to `load()`");
}

$ = cheerio.load(html, {
    normalizeWhitespace: true,
    xmlMode: true
});

$ = cheerio.load(html, {

	protected _parseTemplate (template: string): Translations {
		let collection: Translations = new Translations();

		template = this._normalizeTemplateAttributes(template);

		const selector = '[translate], [ng2-translate]';
		$(template)
			.find(selector)
			.addBack(selector)
			.each((i: number, element: CheerioElement) => {
				const $element = $(element);
				const attr = $element.attr('translate') || $element.attr('ng2-translate');

				// The key is never the attribute value
				// if (attr) {
				// 	collection = collection.add(attr);
				// } else {
					$element
						.contents()
						.toArray()
						.filter(node => node.type === 'text')
						.map(node => node.nodeValue.trim())
						.filter(text => text.length > 0)
						.forEach(text => collection = collection.add(text));
				// }
			});

		return collection;
	}

    files.forEach((file) => {
      // add few helper methods
      extend(file);

      const $contents = $(file.getContentsAsString());
      const isMain = $contents.closest('head,body').length;
      const isTemplate = $contents.closest(':not(head,body)').length;

      if (file.isNodeModule()) {
        // push directly as a template
        templateFiles.push(file);
      } else {
        // cannot be both
        if (isMain && isTemplate) {
          const fileName = file.getBasename();
          const errorMsg = `${fileName} has wrong layout`;
          throw Error(errorMsg);
        }

        if (isMain > 0) {
          mainFiles.push(file);
        } else {
          templateFiles.push(file);
        }
      }
    });

    $$$.each((index, element) => {
		var tag = element.tagName;
		last_child.append(element);
		if (contTags[tag.toLowerCase()]) {
			paragraphs.push(last_child.html());
			last_child = $('<div></div>');
		}
	});

  public compileOneFile(file): CompileResult {
    const $contents = $(file.getContentsAsString());
    const $head = $contents.closest('head');
    const $body = $contents.closest('body');

    return {
      head: $head.html() || '',
      body: $body.html() || '',
    };
  }

  public compileOneFile(file: FileObject): CompileResult {
    const $contents = $(file.getContentsAsString());
    const $head = $contents.closest('head');
    const $body = $contents.closest('body');

    return {
      head: {
        contents: $head.html() || '',
      },
      body: {
        contents: $body.html() || '',
        attrs: $body[0] ? $body[0].attribs : undefined,
      },
    };
  }

export function splitCallbackWithCheerio(content: Cheerio): SplitResult {
    var $$ = $.load('<div id="outermost"></div>');
    $$('#outermost').append(content);
    var $$$ = $$('#outermost > *');
    var last_child = $('<div></div>');

    var paragraphs = [ ];
    $$$.each((index, element) => {
		var tag = element.tagName;
		last_child.append(element);
		if (contTags[tag.toLowerCase()]) {
			paragraphs.push(last_child.html());
			last_child = $('<div></div>');
		}
	});
    return paragraphs;
}

			.each((i: number, element: CheerioElement) => {
				const $element = $(element);
				const attr = $element.attr('translate') || $element.attr('ng2-translate');

				// The key is never the attribute value
				// if (attr) {
				// 	collection = collection.add(attr);
				// } else {
					$element
						.contents()
						.toArray()
						.filter(node => node.type === 'text')
						.map(node => node.nodeValue.trim())
						.filter(text => text.length > 0)
						.forEach(text => collection = collection.add(text));
				// }
			});

export function splitCallback(content: string): SplitResult {
    var $$ = $.load(`<div id="outermost">${content}</div>`)
    var $$$ = $$('#outermost > *');
	var last_child = $('<div></div>');
	var paragraphs = [ ];

	$$$.each((index, element) => {
		var tag = element.tagName;
		last_child.append(element);
		if (contTags[tag.toLowerCase()]) {
            // $.html() would not contain the outer element def.
			paragraphs.push(last_child.html());
			var new_element = $('<div></div>');
			last_child = new_element;
		}
	});
    return paragraphs;
}

    files.forEach((file) => {
      // skips files from node_modules
      if (!!file.getPathInPackage().startsWith('node_modules')) {
        return;
      }

      const $contents = $(file.getContentsAsString());
      const isMain = $contents.closest('head,body').length;
      const isTemplate = $contents.closest(':not(head,body)').length;

      if (isMain && isTemplate) {
        const fileName = file.getBasename();
        const errorMsg = `${fileName} has wrong layout`;
        throw Error(errorMsg);
      }

      if (isMain > 0) {
        mainFiles.push(file);
      } else {
        templateFiles.push(file);
      }
    });