func EventOrderReceived() {
for {
button := <-ch_order_received
var target string
if button.Button_type == config.BUTTON_COMMAND {
target = config.Laddr
} else {
target = queue.GetOptimalElev(button)
}
queue.AddOrder(button, target, ch_order_received)
if target == config.Laddr {
if config.Local_elev.Door_open {
if queue.ShouldStopOnFloor(config.Local_elev.Last_floor) {
ch_door_open <- true
time.Sleep(time.Millisecond)
queue.DeleteOrder(config.Local_elev.Last_floor, ch_outgoing, true)
}
} else if config.Local_elev.Is_idle {
if queue.ShouldStopOnFloor(config.Local_elev.Last_floor) {
ch_door_open <- true
time.Sleep(time.Millisecond)
queue.DeleteOrder(config.Local_elev.Last_floor, ch_outgoing, true)
} else {
dir := ChooseNewDirection()
config.Local_elev.Is_idle = false
config.Local_elev.Direction = dir
hardware.SetMotorDirection(dir)
}
}
}
}
}
func MessageServer() {
for {
msg := <-ch_incoming_msg
switch msg.Msg_type {
case config.STATE_UPDATE:
already_active := false
for addr, _ := range config.Active_elevs {
if msg.Raddr == addr {
already_active = true
break
}
}
if !already_active {
SetActive(msg.Raddr)
}
StateCopy(config.Active_elevs[msg.Raddr], &msg.State)
config.Active_elevs[msg.Raddr].Timer.Reset(config.TIMEOUT_REMOTE)
case config.ADD_ORDER:
ch_new_order <- msg.Button
ACK_msg := msg
ACK_msg.Msg_type = config.ACK
ch_outgoing_msg <- ACK_msg
case config.DELETE_ORDER:
queue.DeleteOrder(msg.Button.Floor, ch_outgoing_msg, false)
ACK_msg := msg
ACK_msg.Msg_type = config.ACK
ch_outgoing_msg <- ACK_msg
}
}
}
func EventReachedFloor(floor int) {
config.Local_elev.Last_floor = floor
hardware.SetFloorIndicator(floor)
if queue.ShouldStopOnFloor(floor) {
config.Local_elev.Is_idle = true
hardware.SetMotorDirection(config.DIR_STOP)
queue.DeleteOrder(floor, ch_outgoing, true)
ch_door_open <- true
}
}
