package integration

import (
	"errors"
	"time"
	"caj-larsson/bog/domain"
)

type UserAgentDBRecord struct {
	ID               int64
	Name             string
	LastSeen         string
	AllowanceSeconds int64
	QuotaKB          int64
	QuotaUsedKB      int64
}

var ErrUnparseableRecord = errors.New("record could not be mapped to entity")

func (r *UserAgentDBRecord) toEntity() (*domain.UserAgent, error) {
	lastseen, err := time.Parse(time.RFC3339, r.LastSeen)

	if err != nil {
		return nil, ErrUnparseableRecord
	}

	var useragent = new(domain.UserAgent)
	useragent.ID = r.ID
	useragent.Name = r.Name
	useragent.LastSeen = lastseen
	useragent.AllowanceDuration = time.Duration(r.AllowanceSeconds * int64(time.Second))
	useragent.FileQuota = domain.FileSizeQuota { r.QuotaKB, r.QuotaUsedKB }
	return useragent, err
}

func fromEntity(useragent domain.UserAgent) (*UserAgentDBRecord, error) {
	var record = new(UserAgentDBRecord)
	record.ID = useragent.ID
	record.Name = useragent.Name
	record.LastSeen = useragent.LastSeen.Format(time.RFC3339)
	record.AllowanceSeconds = int64(useragent.AllowanceDuration.Seconds())
	record.QuotaKB = useragent.FileQuota.AllowanceKB
	record.QuotaUsedKB = useragent.FileQuota.CurrentUsage
	return record, nil
}