const { Service } = require('flitter-di')
const Routine = require('../classes/routine/Routine')

/*
 * routines Service
 * -------------------------------------------------------------
 * This is a service file that will be made available through Flitter's
 * dependency injector to the rest of the application based on its given
 * canonical name.
 *
 * e.g. app.di().service("routines")
 */
class RoutinesService extends Service {
    static get services() {
        return [...super.services, 'injector', 'configs', 'hosts']
    }
    
    async get(name) {
        const config = this.configs.get(`routines:${name}`)
        if ( !config ) {
            throw new Error(`Unable to find a routine with the name: ${name}`)
        }

        const hosts = {}
        for ( const host_name of config.hosts ) {
            hosts[host_name] = await this.hosts.get(host_name)
        }

        return this.injector.make(Routine, hosts, config, config.type)
    }
}

module.exports = exports = RoutinesService