package data

import (
	"context"
	"errors"

	"emtlabs.com/spotify-sync/api"
	log "github.com/sirupsen/logrus"
	"gopkg.in/yaml.v3"
)

const playout_key string = "/v1/playout"

var plog *log.Entry

func initPlayout() error {
	plog = dlog.WithField("data", "playout")
	return nil
}
func GetPlayout() (*api.Playout, error) {
	//set log
	l := plog.WithField("method", "get")
	l.Debugln("getting current playout from db")
	ctx := context.Background()
	resp, err := Client.Get(ctx, playout_key)
	if err != nil {
		l.Errorln(err)
		return nil, err
	}
	if resp.Count == 0 {
		l.Warningln("no playout available")
		return nil, err
	} else if resp.Count > 1 {
		err = errors.New("multiple playouts available")
		l.Errorln(err)
		return nil, err
	}
	//decode playout
	play := api.Playout{}
	resp_raw := resp.Kvs[0].Value

	err = yaml.Unmarshal(resp_raw, &play)
	if err != nil {
		l.Errorln(err)
		return nil, err
	}
	l.Debugln("current playout in db (", play, ")")
	return &play, nil
}

// SendPlayout sends a playout to the db
func SendPlayout(playout *api.Playout) error {
	l := plog.WithField("method", "put")

	data, err := yaml.Marshal(playout)
	if err != nil {
		l.Errorln(err)
		return err
	}
	l.Debugln("sending playout to db", string(data))
	ctx := context.Background()
	_, err = Client.KV.Put(ctx, playout_key, string(data))
	if err != nil {
		l.Errorln(err)
		return err
	}
	return nil
}