torus

type DatabaseService interface {
	AddUser(u User) error
	AddTransaction(t Transaction) error
	AddRequest(r Request) error
	AddTorrent(t Torrent) error
	AddRecord(r Record) error
}

type Mail struct {
	Datetime time.Time
	To       string
	From     string
	Title    string
	Body     string
}

type MailService interface {
	SendMail(m Mail) error
	ReceiveMail() <-chan Mail
}

type Record struct {
	ID       uint64    `json:"id"`
	Request  Request   `json:"request"`
	Torrents []Torrent `json:"torrents"`
}

type Request struct {
	UserId uint64       `json:"user_id"`
	URLs   []string     `json:"urls"`
	State  RequestState `json:"state"`

	RequestTime        time.Time     `json:"request_time"`
	DownloadDuration   time.Duration `json:"download_duration"`
	ProcessingDuration time.Duration `json:"processing_duration"`
}

type RequestService interface {
	NewRequest(userId uint64, URLs []string)
}

type RequestState int

type Torrent struct {
	Name     string   `json:"name"`
	Size     uint64   `json:"size"`
	InfoHash string   `json:"info_hash"`
	Files    []string `json:"-"`

	Payload []byte `json:"-"`
}

type Transaction struct {
	Type   TransactionType
	Cost   uint
	Tags   []string
	UserId uint64

	Datetime time.Time
}

type TransactionService interface {
	Add(t Transaction) error
	View(begin, end time.Time) ([]Transaction, error)
}

type TransactionType int

type User struct {
	Id           uint64
	Email        string
	PasswordHash string

	CreationTime time.Time

	IsAdmin bool
}