import fs from 'fs'
import path from 'path'
import yaml from 'js-yaml'
import slug from 'slug'

/**
 *  resolve action class 
 *  
 *  @author Björn Hase <me@herr-hase.wtf>
 *  @license http://opensource.org/licenses/MIT The MIT License
 *  @link https://git.node001.net/HerrHase/super-hog.git
 *
 */
function resolveActionClass(className) {

    let classPath = path.join(path.resolve(), 'resources/actions/' + className + '.ts')
    let result = undefined

    if (fs.existsSync(classPath)) {
        result = classPath
    }

    if (!result) {
        throw new Error('Action Class ' + className + ' / ' + classPath + ' not found!')
    }

    return result
}

 /**
  *  loading all configs from enabled directory
  *  
  *  @author Björn Hase <me@herr-hase.wtf>
  *  @license http://opensource.org/licenses/MIT The MIT License
  *  @link https://git.node001.net/HerrHase/super-hog.git
  *
  */
function resolveEnabledConfig(name?: string) {

    const configs = []
    const directoryPath = path.join(path.resolve(), 'resources/config')

    // load files from enabled
    const files = fs.readdirSync(directoryPath + '/enabled')

    for (let index in files) {
        let file = files[index]

        if (!file.endsWith('.yml')) {
            continue
        }

        if (name !== undefined && file !== (name + '.yml')) {
            continue
        }

        const result = yaml.load(fs.readFileSync(directoryPath + '/enabled/' + file))

        if (result) {
            result.slug = slug(result.name)
            configs.push(result)
        }
    }

    return configs
}

export {
    resolveActionClass,
    resolveEnabledConfig
}