package namespace

import (
	"errors"
	"time"
	"caj-larsson/bog/dataswamp/namespace"
)

type NamespaceRecord 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 *NamespaceRecord) toEntity() (*namespace.Namespace, error) {
	lastseen, err := time.Parse(time.RFC3339, r.LastSeen)

	if err != nil {
		return nil, ErrUnparseableRecord
	}

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

func fromEntity(ns namespace.Namespace) (*NamespaceRecord, error) {
	var record = new(NamespaceRecord)
	record.ID = ns.ID
	record.Name = ns.Name
	record.LastSeen = ns.LastSeen.Format(time.RFC3339)
	record.AllowanceSeconds = int64(ns.AllowanceDuration.Seconds())
	record.QuotaKB = ns.FileQuota.AllowanceKB
	record.QuotaUsedKB = ns.FileQuota.CurrentUsage
	return record, nil
}