package application

// DownloadStartedPayload begins one transfer attempt. A later attempt may
// reset Done when a remote entity cannot be safely resumed.
type DownloadStartedPayload struct {
	Attempt    uint64
	Done       int64
	TotalKnown bool
	Total      int64
}

// DownloadProgressPayload reports monotonic progress within one attempt.
type DownloadProgressPayload struct {
	Attempt       uint64
	Done          int64
	TotalKnown    bool
	Total         int64
	SpeedBytesSec int64
}

// DownloadPausedPayload maps to domain queued while preserving pause intent.
type DownloadPausedPayload struct {
	Attempt uint64
	Done    int64
}

// DownloadCompletedPayload means bytes are durably downloaded but still
// untrusted. T-302 must verify the signed Catalog identity, size and hashes.
type DownloadCompletedPayload struct {
	Attempt uint64
	Done    int64
	Path    string
}

// DownloadFailedPayload carries a stable low-level transfer/storage code.
type DownloadFailedPayload struct {
	Attempt   uint64
	Done      int64
	ErrorCode string
}

// DownloadCanceledPayload confirms cleanup and suppresses the old attempt.
type DownloadCanceledPayload struct {
	Attempt uint64
}