package models

type Device struct {
	ID string
	MAC string
	SN string
	LastMsg string
}





func (db *DB) AllDevices() ([]*Device, error) {
    rows, err := db.Query("SELECT * FROM devices")
    if err != nil {
        return nil, err
    }
    defer rows.Close()

    devices := make([]*Device, 0)
    for rows.Next() {
        device := new(Device)
        err := rows.Scan(&device.ID, &device.MAC, &device.SN, &device.LastMsg)
        if err != nil {
            return nil, err
        }
        devices = append(devices, device)
    }
    if err = rows.Err(); err != nil {
        return nil, err
    }
    return devices, nil
}