let fs = require('fs')
let Mustache = require('mustache')
import {FileUtils} from './fileutils'

interface TemplateCallbackType {
    (rendered: string[]): void
}

function loadTemplate(filename: string, objs: object[], cb: TemplateCallbackType) {
    let fu = new FileUtils();
    let path = fu.getPathToView(filename);
    fs.readFile(path, 'utf8', (err, contents) => {
        if (err) throw err;
        let results: string[] = []
        for (let i = 0, l = objs.length; i < l; i++) {
            let obj = objs[i]
            let rendered = Mustache.render(contents, obj)
            results.push(rendered)
        }
        cb(results)
    })

}

module.exports = {loadTemplate}