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var Promise = require('../utils/promise');
/**
* Replace position markers of blocks by body after processing
* This is done to avoid that markdown/asciidoc processer parse the block content
*
* @param {String} content
* @return {Object} {blocks: Set, content: String}
*/
function replaceBlocks(content, blocks) {
var newContent = content.replace(/\{\{\-\%([\s\S]+?)\%\-\}\}/g, function(match, key) {
var replacedWith = match;
var block = blocks.get(key);
if (block) {
replacedWith = replaceBlocks(block.get('body'), blocks);
}
return replacedWith;
});
return newContent;
}
/**
* Post render a template:
* - Execute "post" for blocks
* - Replace block content
*
* @param {TemplateEngine} engine
* @param {TemplateOutput} content
* @return {Promise<String>}
*/
function postRender(engine, output) {
var content = output.getContent();
var blocks = output.getBlocks();
var result = replaceBlocks(content, blocks);
return Promise.forEach(blocks, function(block) {
var post = block.get('post');
if (!post) {
return;
}
return post();
})
.thenResolve(result);
}
module.exports = postRender;
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