loadScript("Logic/MenuItem.js");
function Display(type, name, id)
{
/* We must always call the parent constructor, initialization
of variables could be done here, but initialize is a better place */
this.Service(type, name, id);
}
/* We inherit from Service with this call, it must always be next
after the constructor */
extend(Display, Service);
/* Declaration of instance variables, for static variables remove prototype */
/* format: dat objects, just use the time */
Display.prototype.bookFromTime = null;
Display.prototype.bookToTime = null;
/* the shortname for this exchangeobject */
Display.prototype.shortName = null;
/* the name for this display (shown on first screen) */
Display.prototype.niceName = null;
/* The display should regulary update and store the calendar */
Display.prototype.exchangeData = null;
Display.prototype.myLCDService = null;
Display.prototype.myRotaryService = null;
Display.prototype.mySoftPwmService = null;
Display.prototype.myInterval = null;
/* */
Display.prototype.exchangeCalendar = null;
/* */
Display.prototype.exchangeCalendarFirstMenuItem = null;
Display.prototype.exchangeCalendarLastMenuItem = null;
Display.prototype.statusMenuItem = null;
Display.prototype.bookMenuItem = null;
/* The currently displayed menuitem */
Display.prototype.currentMenuItem = null;
/* counter for calling exchange update */
Display.prototype.exchangeUpdateCnt = null;
/* counter for going to screensaver */
Display.prototype.screenSaverCnt = null;
/* counter for going to main screen */
Display.prototype.mainScreenCnt = null;
const exchangeUpdateTimeout = 50;
const mainScreenTimeout = 40;
const screenSaverTimeout = 120;
const bookingIncrease = 15;
/* This function must always be declared, this is where all the startup code
should be placed. Gets called with arguments like what ids to use etc. */
Display.prototype.initialize = function(initialArguments)
{
/* We must always call the parent initialize */
this.Service.prototype.initialize.call(this, initialArguments);
/* This is used for function declarations like the callbacks below */
var self = this;
if (!this.myInitialArguments["HD44789"])
{
log(this.myName + ":" + this.myId + "> Failed to initialize, HD44789-config missing from config.\n");
return;
}
if (!this.myInitialArguments["Rotary"])
{
log(this.myName + ":" + this.myId + "> Failed to initialize, Rotary-config missing from config.\n");
return;
}
if (!this.myInitialArguments["softPWM"])
{
log(this.myName + ":" + this.myId + "> Failed to initialize, softPWM-config missing from config.\n");
return;
}
if (!this.myInitialArguments["Name"])
{
log(this.myName + ":" + this.myId + "> Failed to initialize, Name-config missing from config.\n");
return;
}
this.niceName = this.myInitialArguments["Name"];
if (!this.myInitialArguments["ShortName"])
{
log(this.myName + ":" + this.myId + "> Failed to initialize, Name-config missing from config.\n");
return;
}
this.shortName = this.myInitialArguments["ShortName"];
this.screenSaverCnt = 0;
this.mainScreenCnt = 0;
this.exchangeUpdateCnt = exchangeUpdateTimeout-10;
/* Get the LCD service that we want from the ServiceManager, it takes type, service name, service id */
this.myLCDService = ServiceManager.getService("Can", "HD44789", this.myInitialArguments["HD44789"]["Id"]);
/* Add a callback for when the service goes online */
this.myLCDService.registerEventCallback("online", function(args) { self.lcdOnline(); });
/* If the service is already online we should call the handler here */
this.lcdOnline();
/* Add a callback for when the service goes offline */
this.myLCDService.registerEventCallback("offline", function(args) { self.lcdOffline(); });
/* Get the Rotary service that we want from the ServiceManager, it takes type, service name, service id */
this.myRotaryService = ServiceManager.getService("Can", "Rotary", this.myInitialArguments["Rotary"]["Id"]);
/* Add a callback for when the encoder reports a new position */
this.myRotaryService.registerEventCallback("newPosition", function(args) { self.rotaryPosUpdate(args); });
/* Add a callback for when the encoder reports a new button status */
this.myRotaryService.registerEventCallback("newBtnStatus", function(args) { self.rotaryBtnUpdate(args); });
/* Add a callback for when the service goes online */
this.myRotaryService.registerEventCallback("online", function(args) { self.rotaryOnline(); });
/* If the service is already online we should call the handler here */
this.rotaryOnline();
/* Get the softPWM service that we want from the ServiceManager, it takes type, service name, service id */
this.mySoftPwmService = ServiceManager.getService("Can", "softPWM", this.myInitialArguments["softPWM"]["Id"]);
/* Add a callback for when the service goes online */
this.mySoftPwmService.registerEventCallback("online", function(args) { self.softPwmOnline(); });
/* If the service is already online we should call the handler here */
this.softPwmOnline();
this.exchangeCalendar = new ExchangeCalendar(function(shortname, data) { self.exchangeCalendarLookupCallback(shortname, data); });
/* create the first menu item */
this.statusMenuItem = new MenuItem(this);
this.statusMenuItem.displayData[0] = this.lcdCenterText(this.niceName);
this.statusMenuItem.doUpdate = this.updateStatusMenuItem;
this.currentMenuItem = this.statusMenuItem;
/* create the menuitem where you can choose to enter the booking sub-menu */
this.bookMenuItem = new MenuItem(this);
this.bookMenuItem.displayData[0] = this.lcdCenterText("Book room");
this.bookMenuItem.displayData[1] = this.lcdCenterText("(Not implemented)");
this.bookMenuItem.doUpdate = this.updateBookMenuItem;
/* connect the items as a linked list */
this.statusMenuItem.setNextItem(this.bookMenuItem);
this.statusMenuItem.setPrevItem(this.bookMenuItem);
/* set the function that shall be executed when knob is turned */
this.statusMenuItem.doRight = this.changeToNext;
this.statusMenuItem.doLeft = this.changeToPrev;
/* connect the items as a linked list */
this.bookMenuItem.setNextItem(this.statusMenuItem);
this.bookMenuItem.setPrevItem(this.statusMenuItem);
/* set the function that shall be executed when knob is turned */
this.bookMenuItem.doRight = this.changeToNext;
this.bookMenuItem.doLeft = this.changeToPrev;
/* create the menuitem where you can choose the to-time */
var menuChooseTo = new MenuItem(this);
menuChooseTo.displayData[1] = this.lcdCenterText(" Ok Cancel ");
menuChooseTo.doUpdate = this.chooseBookTimeTo;
this.bookMenuItem.doPress = this.startBooking;
this.bookMenuItem.setDescItem(menuChooseTo);
/* create the menuitem where you can choose to book the room with OK */
var menuChooseOk = new MenuItem(this);
menuChooseOk.displayData[1] = this.lcdCenterText("<Ok> Cancel ");
menuChooseOk.doUpdate = this.setBookTime;
/* create the menuitem where you can choose to cancel the booking */
var menuChooseCancel = new MenuItem(this);
menuChooseCancel.displayData[1] = this.lcdCenterText(" Ok <Cancel>");
menuChooseCancel.doUpdate = this.setBookTime;
/* create the menuitem where you can choose the from-time */
var menuChooseFrom = new MenuItem(this);
menuChooseFrom.displayData[1] = this.lcdCenterText(" Ok Cancel ");
menuChooseFrom.doUpdate = this.chooseBookTimeFrom;
/* connect the items as a linked list */
menuChooseTo.setNextItem(menuChooseOk);
menuChooseTo.setPrevItem(menuChooseFrom);
/* set the function that shall be executed when knob is turned */
menuChooseTo.doRight = this.changeToNext;
menuChooseTo.doLeft = this.changeToPrev;
menuChooseTo.doPress = this.changeToDesc;
/* connect the items as a linked list */
menuChooseOk.setNextItem(menuChooseCancel);
menuChooseOk.setPrevItem(menuChooseTo);
/* set the function that shall be executed when knob is turned */
menuChooseOk.doRight = this.changeToNext;
menuChooseOk.doLeft = this.changeToPrev;
/* connect the items as a linked list */
menuChooseCancel.setNextItem(menuChooseFrom);
menuChooseCancel.setPrevItem(menuChooseOk);
menuChooseCancel.setDescItem(this.bookMenuItem);
/* set the function that shall be executed when knob is turned */
menuChooseCancel.doRight = this.changeToNext;
menuChooseCancel.doLeft = this.changeToPrev;
menuChooseCancel.doPress = this.changeToDesc;
/* connect the items as a linked list */
menuChooseFrom.setNextItem(menuChooseTo);
menuChooseFrom.setPrevItem(menuChooseCancel);
/* set the function that shall be executed when knob is turned */
menuChooseFrom.doRight = this.changeToNext;
menuChooseFrom.doLeft = this.changeToPrev;
menuChooseFrom.doPress = this.changeToDesc;
/* create the menuitem where you can modify the to-time */
var menuSetTo = new MenuItem(this);
menuSetTo.doUpdate = this.setBookTimeTo;
menuSetTo.displayData[0] = this.lcdCenterText("Set end time");
menuSetTo.doRight = this.incBookTimeTo;
menuSetTo.doLeft = this.decBookTimeTo;
menuSetTo.doPress = this.changeToDesc;
menuSetTo.setDescItem(menuChooseTo);
menuChooseTo.setDescItem(menuSetTo);
/* create the menuitem where you can modify the from-time */
var menuSetFrom = new MenuItem(this);
menuSetFrom.doUpdate = this.setBookTimeFrom;
menuSetFrom.displayData[0] = this.lcdCenterText("Set start time");
menuSetFrom.doRight = this.incBookTimeFrom;
menuSetFrom.doLeft = this.decBookTimeFrom;
menuSetFrom.doPress = this.changeToDesc;
menuSetFrom.setDescItem(menuChooseFrom);
menuChooseFrom.setDescItem(menuSetFrom);
}
Display.prototype.startBooking = function()
{
this.parentDisplay.bookFromTime = new Date();
this.parentDisplay.bookToTime = new Date();
//this.bookFromTime.setHours(8);
//this.bookToTime.setHours(8);
if (this.parentDisplay.bookFromTime.getMinutes() < 30)
{
this.parentDisplay.bookFromTime.setMinutes(0);
this.parentDisplay.bookToTime.setMinutes(30);
}
else
{
this.parentDisplay.bookFromTime.setMinutes(30);
this.parentDisplay.bookToTime.setHours(this.parentDisplay.bookToTime.getHours()+1);
this.parentDisplay.bookToTime.setMinutes(0);
}
this.parentDisplay.currentMenuItem = this.parentDisplay.currentMenuItem.descItem;
}
Display.prototype.changeToDesc = function()
{
if (this.descItem)
{
this.parentDisplay.currentMenuItem = this.descItem;
}
}
Display.prototype.changeToNext = function()
{
if (this.nextItem)
{
this.parentDisplay.currentMenuItem = this.nextItem;
}
}
Display.prototype.changeToPrev = function()
{
if (this.prevItem)
{
this.parentDisplay.currentMenuItem = this.prevItem;
}
}
Display.prototype.incBookTimeTo = function()
{
//FIXME: constraints?
if (this.parentDisplay.bookToTime.getHours() < 23)
{
this.parentDisplay.bookToTime.setMinutes(this.parentDisplay.bookToTime.getMinutes() + bookingIncrease);
}
}
Display.prototype.decBookTimeTo = function()
{
//FIXME: constraints?
var now = new Date();
if (this.parentDisplay.bookToTime.getHours() >= now.getHours())
{
this.parentDisplay.bookToTime.setMinutes(this.parentDisplay.bookToTime.getMinutes() - bookingIncrease);
}
}
Display.prototype.incBookTimeFrom = function()
{
//FIXME: constraints?
if (this.parentDisplay.bookFromTime.getHours() < 23)
{
this.parentDisplay.bookFromTime.setMinutes(this.parentDisplay.bookFromTime.getMinutes() + bookingIncrease);
}
}
Display.prototype.decBookTimeFrom = function()
{
//FIXME: constraints?
var now = new Date();
if (this.parentDisplay.bookFromTime.getHours() >= now.getHours())
{
this.parentDisplay.bookFromTime.setMinutes(this.parentDisplay.bookFromTime.getMinutes() - bookingIncrease);
}
}
Display.prototype.setBookTimeFrom = function()
{
this.displayData[1] = " <"+this.parentDisplay.bookFromTime.getTimeShortFormated()+"> ";
}
Display.prototype.setBookTimeTo = function()
{
this.displayData[1] = " <"+this.parentDisplay.bookToTime.getTimeShortFormated()+"> ";
}
Display.prototype.chooseBookTimeTo = function()
{
this.displayData[0] = " "+this.parentDisplay.bookFromTime.getTimeShortFormated()+" - <"
+this.parentDisplay.bookToTime.getTimeShortFormated()+"> ";
}
Display.prototype.chooseBookTimeFrom = function()
{
this.displayData[0] = " <"+this.parentDisplay.bookFromTime.getTimeShortFormated()+"> - "
+this.parentDisplay.bookToTime.getTimeShortFormated()+" ";
}
Display.prototype.setBookTime = function()
{
this.displayData[0] = " "+this.parentDisplay.bookFromTime.getTimeShortFormated()+" - "
+this.parentDisplay.bookToTime.getTimeShortFormated()+" ";
}
Display.prototype.updateStatusMenuItem = function()
{
var date = new Date();
var dateAndTime = "" + date.getTimeShortFormated();
this.displayData[1] = " " + dateAndTime + " ";
}
Display.prototype.updateBookMenuItem = function()
{
if (this.parentDisplay.exchangeCalendarFirstMenuItem && this.parentDisplay.exchangeCalendarLastMenuItem)
{
this.parentDisplay.statusMenuItem.setNextItem(this.parentDisplay.exchangeCalendarFirstMenuItem);
this.parentDisplay.bookMenuItem.setPrevItem(this.parentDisplay.exchangeCalendarLastMenuItem);
}
else
{
this.parentDisplay.statusMenuItem.setNextItem(this.parentDisplay.bookMenuItem);
this.parentDisplay.bookMenuItem.setPrevItem(this.parentDisplay.statusMenuItem);
}
}
Display.prototype.exchangeCalendarLookupCallback = function(shortname, data)
{
//log("callback: "+shortname+" \n");
if (shortname == this.shortName)
{
//FIXME check if data contains error tag and error message, print to log and keep previous data?
if (data.error)
{
log("Display: got this error from exchange.php: " + data.error + "\n");
}
else
{
this.exchangeData = data;
this.createCalendarMenu();
}
}
}
/* this function parses calendar data from exchange-script and creates a menu */
Display.prototype.createCalendarMenu = function()
{
this.exchangeCalendarLastMenuItem = null;
this.exchangeCalendarFirstMenuItem = null;
//log("createCalendar \n");
if (this.exchangeData)
{
//log("have data \n");
var lastMenuItem;
for (var i = 0; i < this.exchangeData.meetings.length; i++)
{
//log("looping \n");
/* create the menuitem for a calendar meeting */
var menu = new MenuItem(this);
menu.displayData[0] = this.lcdCenterText(this.replaceAumlauts(this.exchangeData.meetings[i].subject));
menu.displayData[1] = this.lcdCenterText(this.exchangeData.meetings[i].start.replace(":",".") + " - "
+ this.exchangeData.meetings[i].end.replace(":","."));
menu.doRight = this.changeToNext;
menu.doLeft = this.changeToPrev;
if (i == 0)
{
this.exchangeCalendarFirstMenuItem = menu;
}
else
{
menu.setPrevItem(lastMenuItem);
lastMenuItem.setNextItem(menu);
}
lastMenuItem = menu;
}
if (lastMenuItem)
{
this.exchangeCalendarLastMenuItem = lastMenuItem;
this.exchangeCalendarLastMenuItem.setNextItem(this.bookMenuItem);
this.exchangeCalendarFirstMenuItem.setPrevItem(this.statusMenuItem);
}
/* to link in the newly created menuitems with exchangeinformation the display must be showing
either the statusmenu or the bookingmenu */
if (this.currentMenuItem == this.statusMenuItem || this.currentMenuItem == this.bookMenuItem)
{
/* if there is one or more exchangemenuitems */
if (this.exchangeCalendarFirstMenuItem && this.exchangeCalendarLastMenuItem)
{
this.statusMenuItem.setNextItem(this.exchangeCalendarFirstMenuItem);
this.bookMenuItem.setPrevItem(this.exchangeCalendarLastMenuItem);
}
/* if not then link statusmenu to bookingmenu */
else
{
this.statusMenuItem.setNextItem(this.bookMenuItem);
this.bookMenuItem.setPrevItem(this.statusMenuItem);
}
}
}
}
Display.prototype.replaceAumlauts = function(intext)
{
intext = intext.replace(/Å/, "A");
intext = intext.replace(/å/, "a");
intext = intext.replace(/Ä/, "A");
intext = intext.replace(/ä/, "a");
intext = intext.replace(/Ö/, "O");
intext = intext.replace(/ö/, "o");
return intext;
}
Display.prototype.softPwmOnline = function()
{
}
Display.prototype.rotaryOnline = function()
{
}
Display.prototype.rotaryPosUpdate = function(SwitchId)
{
this.screenSaverCnt = 0;
this.mainScreenCnt = 0;
for (var i = 0; i < this.myRotaryService.getSteps(SwitchId); i++)
{
if (this.myRotaryService.getDirection(SwitchId) == "Clockwise")
{
if (this.currentMenuItem.doRight)
{
this.currentMenuItem.doRight();
}
}
else
{
if (this.currentMenuItem.doLeft)
{
this.currentMenuItem.doLeft();
}
}
}
this.updateDisplay();
}
Display.prototype.rotaryBtnUpdate = function(SwitchId)
{
this.screenSaverCnt = 0;
this.mainScreenCnt = 0;
if (this.myRotaryService.getButtonStatus(SwitchId) == "Released")
{
if (this.currentMenuItem.doPress)
{
this.currentMenuItem.doPress();
}
this.updateDisplay();
}
}
Display.prototype.updateDisplay = function()
{
/* see if the current menuitem wants to update itself */
if (this.currentMenuItem.doUpdate)
{
this.currentMenuItem.doUpdate();
}
/* Clear the LCD screen */
//this.myLCDService.clearScreen();
/* send the data for the current menuitem to display */
for (var i = 0; i < this.currentMenuItem.displayData.length; i++)
{
this.myLCDService.printText(0, i, this.currentMenuItem.displayData[i]);
}
}
Display.prototype.lcdCenterText = function(text)
{
returnText = text;
var displayWidth = 20; //this.myLCDService.getWidth();
/* pad on both sides with spaces to displayWidth */
returnText = text.pad(displayWidth, " ", 2);
return returnText;
}
Display.prototype.lcdOffline = function()
{
/* If we have no interval timer running do nothing */
if (this.myInterval != null)
{
/* Stop the interval */
this.myInterval.stop();
}
}
Display.prototype.lcdOnline = function()
{
/* If service is not online do nothing */
if (this.myLCDService.isOnline())
{
/* Clear the LCD screen */
this.myLCDService.clearScreen();
/* Set backlight to max */
this.myLCDService.setBacklight(255);
/* If we have no interval timer running start it */
if (this.myInterval == null)
{
var self = this;
/* Start interval timer for our printout. Arguments are the callback function and time in milliseconds */
this.myInterval = new Interval(function() { self.timerUpdate() }, 5000);
}
this.myInterval.start();
this.timerUpdate();
}
}
Display.prototype.setLED = function(red, green, blue)
{
}
Display.prototype.timerUpdate = function()
{
/* If LCD service is not online do nothing */
if (this.myLCDService.isOnline())
{
this.screenSaverCnt++;
this.mainScreenCnt++;
this.exchangeUpdateCnt++;
if (this.mainScreenCnt > mainScreenTimeout/5)
{
/* Go to main screen (time) */
this.currentMenuItem = this.statusMenuItem;
/* update the info on display */
this.updateDisplay();
}
if (this.screenSaverCnt > screenSaverTimeout/5)
{
}
if (this.exchangeUpdateCnt > exchangeUpdateTimeout/5)
{
/* update the info on display */
this.updateDisplay();
/* do an exchange lookup */
this.exchangeCalendar.lookup(this.shortName);
this.exchangeUpdateCnt = 0;
}
}
/*if (this.mySoftPwmService.isOnline())
{
this.mySoftPwmService.setPWMValue(0, 0);
this.mySoftPwmService.setPWMValue(11, 1);
this.mySoftPwmService.setPWMValue(11, 2);
}*/
}