import flash.display.MovieClip;
import flash.events.MouseEvent;

//COMMENTS ARE IN DOUBLE SLASH, PLEASE READ THEM VERY CAREFULLY, dont understand anything,
//js call me ok

//Creating null variables before initialization to store stage objects
var stain:StainBlack;
var cuiBrush:BrushCui;
var upzBrush:BrushCui;
var empty:Empty;
var empty1:Empty;
var selected:int = 0; // 0= nth, 1=cui,2=good

//Holding values
var cleaning:Boolean = false;
var opacity:Number = 0;

//Called on initialization of object
function init():void{

    //Constructor - This is defined by right click library > Advance > ActionScript
    //Linkage > Class > (the class name +() will be the constructor of the object type)
    stain = new StainBlack();
    cuiBrush = new BrushCui();
    upzBrush = new BrushCui();
    empty = new Empty();
    empty1 = new Empty();
    //Global event handlers, passing delegates to child objects
    stage.addEventListener(MouseEvent.MOUSE_DOWN, startCleaning);
    stage.addEventListener(MouseEvent.MOUSE_MOVE, inCleaning);
    stage.addEventListener(MouseEvent.MOUSE_UP, endCleaning);


    //Selecting the brush
    cuiBrush.addEventListener(MouseEvent.CLICK,
        function():void{
            selected = 1;
        }
    );
    upzBrush.addEventListener(MouseEvent.CLICK,
        function():void{
            selected = 2;
        }
    );


    //Adding the newly created objects (at line 20 and 21) to the stage
    addChild(stain);
    addChild(empty);
    addChild(empty1);
    addChild(cuiBrush);
    addChild(upzBrush);

    //Sets the coordinates of stain n cuibrush on stage
    stain.x = 500;
    stain.y = 500;
    cuiBrush.x = 200;
    cuiBrush.y =50;
    upzBrush.x =100;
    upzBrush.y =50;

    //Resize the stain to be smaller
    stain.width = 300;
    stain.height= 300;

    //NOT SURE WHAT THESE IS SUPPOSE TO DO??
    /*
    wallBracket_mc.cuiBrush_mc.addEventListener(MouseEvent.CLICK, function():void{
            opacity = 0.3
            cuiBrush_mc.startDrag("true");
            Mouse.hide();
            cui = true;
    });

    wallBracket_mc.upzBrush_mc.addEventListener(MouseEvent.CLICK, function():void{
            opacity = 1.0
            upzBrush_mc.startDrag("true");
            Mouse.hide();
    });
    */

    //this is when click on wall bracket swap, but i will remove it for now
    //swapChildren(clean_mc, wallBracket_mc);

}

//Calling initialization
init();

//The cleanning called to start cleaning (called when the mouse is down ANYWHR on the screen)
function startCleaning(e:MouseEvent):void{

    //Sys out for debugging
    trace("You have begun cleaning");

    //Raises the cleaning flag
    cleaning = true;

    empty.graphics.lineStyle(100,0xffffff,0.5);
    empty1.graphics.lineStyle(100,0xffffff,1.0);

    if(selected==1){
        //The bursh to mouse position
        cuiBrush.x = mouseX;
        cuiBrush.y = mouseY-cuiBrush.height+5;
    }else if(selected == 2){
        upzBrush.x = mouseX;
        upzBrush.y = mouseY-upzBrush.height+5;
    }

}

//Check whether the first 2 poarameters are within the 3-6th parameters (in whether the mouse is
//over the box
function withinBB(mx:Number, my:Number, xi:Number, yi:Number, xsize:Number,ysize:Number):Boolean{
    if(mx > xi && mx < xi+xsize){
        if(my>yi && my<yi+ysize){
            return true;
        }
    }
    return false;
}

//Called when the mouse move ANYWHR on the screen
function inCleaning(e:MouseEvent):void{

    /*Check if the cleaning flag is raised
    if(cleaning && withinBB(mouseX,mouseY,stain.x,stain.y,stain.width,stain.height)){
        //Added a listener to the stain, to change its own transparency to half if,
        //if the bursh is moving
        stain.addEventListener(MouseEvent.MOUSE_MOVE, function():void{
            stain.graphics.lineTo
        });
    }*/
    //While mouse is moving, move the bursh to the mouse
    if(cleaning && selected == 1){
        cuiBrush.x = mouseX;
        cuiBrush.y=mouseY-cuiBrush.height+5;
        empty.graphics.lineTo(mouseX,mouseY);
        if(withinBB(mouseX,mouseY,stain.x,stain.y,stain.width,stain.height)){
            if(Math.random()>0.01){
                littering(Math.round(Math.random()*2),mouseX, mouseY+5);
            }
        }
    }

    if(cleaning && selected == 2){
        upzBrush.x = mouseX;
        upzBrush.y = mouseY-upzBrush.height+5;
        empty1.graphics.lineTo(mouseX,mouseY);
    }

}


function littering(num:int, cx:Number, cy:Number):void{
    for(var i:int = 0; i<num; i++){
        var litter:MovieClip;
        var yyy:int = Math.round(Math.random()*3);
        trace("Random Value: "+yyy);
        switch(yyy){
            case 0:
                litter = new RedBig();
                break;
            case 1:
                litter = new RedSmall();
                break;
            case 2:
                litter = new GreenBig();
                break;
            case 3:
                litter = new GreenSmall();
                break;
            default: break;
        }
        litter.rotation = Math.random()*360;
        litter.width = (Math.random()*0.4+0.8)*litter.width;
        litter.height = (Math.random()*0.4+0.8)*litter.height;
        litter.x = Math.random() > 0.5 ? -Math.random()*8 + cx : Math.random()*8 + cx;
        litter.y = Math.random() > 0.5 ? -Math.random()*8 + cy : Math.random()*8 + cy;
        addChild(litter);
    }
}

//Lower the cleaning flag
function endCleaning(e:MouseEvent):void{
    trace("You have stopped cleaning");
    cleaning = false;
    selected =0;
}