Gottwik/Enduro

// * ———————————————————————————————————————————————————————— * //
// *    Files helper
// *    Find all files in path and provide them as each
// *    Usage:
// *
// *    {{#files '/assets/images/'}}
// *        <p>Image: {{this}}</p>
// *    {{/files}}
// * ———————————————————————————————————————————————————————— * //
const helper = function () {}

// vendor dependency
const glob = require('glob')
const path = require('path')

helper.prototype.register = function () {

    enduro.templating_engine.registerHelper('files', function (path_to_folder, handlebars_context) {

        // add path to enduro project to make sure we won't be matching something else in the files' path
        path_to_folder = path.join(enduro.project_path, path_to_folder)

        const path_to_all_files_in_folder = path.join(path_to_folder, '**', '*.*')

        // get all files with path
        const files = glob.sync(path_to_all_files_in_folder)

        // get multiple properties from a absolute path
        const processed_output_html = files.map((file) => {

            // stores relative path to folder
            const relative_path = file.replace(new RegExp('.*' + path_to_folder), '')

            // returns object
            return {
                absolute_path: file,
                relative_path: relative_path,
                file_name: path.basename(relative_path),
                file_name_no_extension: path.basename(relative_path, path.extname(relative_path)),
                depth: relative_path.match(new RegExp('/', 'g')).length - 1
            }

        // builds processed html
        }).reduce((prev, next) => {
            return prev + handlebars_context.fn(next)
        }, '')

        return processed_output_html
    })
}

module.exports = new helper()