import dayjs from 'dayjs'
import Db from './_db.ts'
import Docket from './_docket.ts'

import { resolveActionClass } from './helpers/resolver.ts'
import logger from './helpers/logger.ts'
import State from './_state.ts'

/**
 *  run through a single config, getting each action with config 
 *  and run them, the docket will be used to hold data and configs
 *  
 *  @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
 *
 */
async function run(config: object) {

    let db = new Db(config.slug)
    let docket = new Docket(config, db)

    // update db 
    await db.update({
        'date_started_at': dayjs().toISOString()
    })
  
    logger(config.slug).info('has started')

    for (const actionConfig of config.actions) {

        // resolve action class
        const ActionClass = await import(resolveActionClass(actionConfig.class))

        // options are exists, add to docket
        if (actionConfig.hasOwnProperty('options')) {
            docket.setOptions(action.options)
        }

        try {
            const action = new ActionClass.default(docket)

            logger(config.slug).info('action / ' + actionConfig.class)

            await action.run()
            docket = action.getDocket()

        } catch(error) {
            logger(config.slug).error('action / ' + actionConfig.class + ' / ' +  error)
        }
    }

    logger(config.slug).info('has finished')

    // update db only state FINISHED is set 
    if (docket.hasState(State.FINISHED)) {
        await db.update({
            'date_finished_at': dayjs().toISOString()
        })
    }

    return docket
}

export default run