rule "Door Status"
when
    Item entrance_door_status changed
then
    val state = entrance_door_status.state.toString

    // the sensor state is inverted:
    //   OFF means opened
    //   ON  means opened
    if (state == 'OFF') {
        logInfo('door', 'opened')
        entrance_ceiling_lamps.sendCommand("ON")
        chill_zone_lamps.sendCommand("ON")
        engineering_table_lamps.sendCommand("ON")
        engineering_ceiling_lamps.sendCommand("ON")
        engineering_status_lamp.sendCommand("ON")
    } else {
        logInfo('door', 'closed')
        // turn the beamer off
        sendHttpGetRequest("http://10.2.113.7/tgi/return.tgi?command=2a3102fd0660")
        chill_zone_screen_button_up.sendCommand("ON")
        entrance_ceiling_lamps.sendCommand("OFF")
        chill_zone_lamps.sendCommand("OFF")
        engineering_table_lamps.sendCommand("OFF")
        engineering_ceiling_lamps.sendCommand("OFF")
        engineering_status_lamp.sendCommand("OFF")
    }
    
    
    logInfo("door", "Space state: {}", state)
end

// ----------------------------------------------------------------------------

rule "Beamer Power"
when
    Item chill_zone_beamer received command
then
    val state = chill_zone_beamer.state.toString
    var beamerResponse

    if (state == 'ON') {
        // turn the beamer on
        beamerResponse = sendHttpGetRequest("http://10.2.113.7/tgi/return.tgi?command=2a3101fe0660") 
    } else {
        // turn the beamer off
        beamerResponse = sendHttpGetRequest("http://10.2.113.7/tgi/return.tgi?command=2a3102fd0660")
    }
    val beamerStatus = transform("XPATH", "/return/text()", beamerResponse).replace("\n", '')
    logInfo("beamer", "Beamer state: {}", beamerStatus)
end

// ----------------------------------------------------------------------------

rule "Chromecast changed"
when
    Item chill_zone_chromecast_status changed
then
    chill_zone_beamer.sendCommand("ON")
    chill_zone_screen_button_down.sendCommand("ON")
    val app = chill_zone_chromecast_status.state.toString
    if (app === null || app == UNDEF || app == 'UNDEF' || app == '' ) {
        // set input to DVI - hackerspace video
        sendHttpGetRequest("http://10.2.113.7/tgi/return.tgi?command=2a3109f6070566")
        logInfo('beamer', 'Switch to input DVI')
    } else {
        // set input to HDMI2 - chromecast
        sendHttpGetRequest("http://10.2.113.7/tgi/return.tgi?command=2a3109f6071576")
        logInfo('beamer', 'Switch to input HDMI2')
    }
end

// ----------------------------------------------------------------------------

rule "Screen up"
when
    Item chill_zone_screen_button_up received command ON
then
    logInfo('screen', 'Screen up')
    Thread::sleep(2000)
    chill_zone_screen_button_up.sendCommand(OFF)
end

rule "Screen stop"
when
    Item chill_zone_screen_button_stop received command ON
then
    logInfo('screen', 'Screen stop')
    Thread::sleep(2000)
    chill_zone_screen_button_stop.sendCommand(OFF)
end

rule "Screen down"
when
    Item chill_zone_screen_button_down received command ON
then
    logInfo('screen', 'Screen down')
    Thread::sleep(2000)
    chill_zone_screen_button_down.sendCommand(OFF)
end