package db

import "time"

// InsertEmailLog mirrors the EmailLog row creation in EmailRelay.log_email. Returns the
// new row's id (needed before recipient/attachment child rows can be inserted).
func (d *DB) InsertEmailLog(l EmailLog) (int64, error) {
	res, err := d.Exec(`INSERT INTO esrv_email_logs
		(message_id, timestamp, peer_ip, mail_from, to_address, cc_addresses, bcc_addresses, subject, email_headers, message_body, status, dkim_signed, username)
		VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)`,
		l.MessageID, l.Timestamp, l.PeerIP, l.MailFrom, l.ToAddress, l.CcAddresses, l.BccAddresses, l.Subject, l.EmailHeaders, l.MessageBody, l.Status, l.DKIMSigned, l.Username)
	if err != nil {
		return 0, err
	}
	return res.LastInsertId()
}

// InsertEmailRecipientLog mirrors one EmailRecipientLog row creation.
func (d *DB) InsertEmailRecipientLog(l EmailRecipientLog) error {
	_, err := d.Exec(`INSERT INTO esrv_email_recipient_logs
		(email_log_id, recipient, recipient_type, status, error_code, error_message, server_response)
		VALUES (?, ?, ?, ?, ?, ?, ?)`,
		l.EmailLogID, l.Recipient, l.RecipientType, l.Status, l.ErrorCode, l.ErrorMessage, l.ServerResponse)
	return err
}

// UpdateEmailRecipientLogStatus resolves a placeholder "queued" recipient row (written
// at accept time, before the relay queue worker has actually attempted delivery) to
// its real outcome — matched by (email_log_id, recipient), not a stored row id, since
// EnqueueForDelivery never needs to thread individual recipient-log ids through the
// queue table. The status='queued' guard means this can never overwrite an
// already-resolved (e.g. local-delivery) row for the same address.
func (d *DB) UpdateEmailRecipientLogStatus(emailLogID int64, recipient, status, errorCode, errorMessage, serverResponse string) error {
	_, err := d.Exec(`UPDATE esrv_email_recipient_logs
		SET status = ?, error_code = ?, error_message = ?, server_response = ?
		WHERE email_log_id = ? AND recipient = ? AND status = 'queued'`,
		status, errorCode, errorMessage, serverResponse, emailLogID, recipient)
	return err
}

// UpdateEmailLogStatus overwrites the parent esrv_email_logs row's stored overall
// status — called by the relay queue worker once a domain group resolves, so
// dashboard.html's "Recent Email Activity" (which reads this stored snapshot, not a
// live recompute) reflects the outcome instead of staying "queued" forever.
func (d *DB) UpdateEmailLogStatus(id int64, status string) error {
	_, err := d.Exec(`UPDATE esrv_email_logs SET status = ? WHERE id = ?`, status, id)
	return err
}

// InsertEmailAttachment mirrors one EmailAttachment row creation.
func (d *DB) InsertEmailAttachment(a EmailAttachment) error {
	_, err := d.Exec(`INSERT INTO esrv_email_attachments
		(email_log_id, filename, content_type, file_path, size, uploaded_at)
		VALUES (?, ?, ?, ?, ?, ?)`,
		a.EmailLogID, a.Filename, a.ContentType, a.FilePath, a.Size, time.Now())
	return err
}