برنامه Flappy، چرا و چگونه در Power Apps یک بازی بسازیم

Set(voSlots,{
            vi1:voSlots.vi4+viGap,
            vi2:voSlots.vi2, 
            vi3:voSlots.vi3,
            vi4:voSlots.vi4
            }
        );

imFlap.X+imFlap.Width>pipe1.X&&imFlap.Y+imFlap.Height>pipe1.Y&&imFlap.X<pipe1.X+pipe1.Width

//// if sprite above ground move down 10 px
If(viVertical<App.Height-viBase-imFlap.Height,
    Set(viVertical,viVertical+10);

    //impact check bottom pipe 1 - pipe past flapEnd & flap below pipe & pipe not past flap start  
If((imFlap.X+imFlap.Width>pipe1.X&&imFlap.Y+imFlap.Height>pipe1.Y&&imFlap.X<pipe1.X+pipe1.Width&&!vbCheat)
        || 
//impact check top pipe 1     (imFlap.X+imFlap.Width>pipeT1.X&&imFlap.Y<pipeT1.Y+pipeT1.Height&&imFlap.X<pipeT1.X+pipeT1.Width) ,
        Set(vbGameOver,true);
    );
//impact check pipe 2     If((imFlap.X+imFlap.Width>pipe2.X&&imFlap.Y+imFlap.Height>pipe2.Y&&imFlap.X<pipe2.X+pipe2.Width&&!vbCheat)
        ||       (imFlap.X+imFlap.Width>pipeT2.X&&imFlap.Y<pipeT2.Y+pipeT2.Height&&imFlap.X<pipeT2.X+pipeT2.Width) ,
        Set(vbGameOver,true);
    );
//impact check pipe 3       If((imFlap.X+imFlap.Width>pipe3.X&&imFlap.Y+imFlap.Height>pipe3.Y&&imFlap.X<pipe3.X+pipe3.Width&&!vbCheat)
        ||       (imFlap.X+imFlap.Width>pipeT3.X&&imFlap.Y<pipeT3.Y+pipeT3.Height&&imFlap.X<pipeT3.X+pipeT3.Width) ,
        Set(vbGameOver,true);
    );
//impact check pipe 4     If((imFlap.X+imFlap.Width>pipe4.X&&imFlap.Y+imFlap.Height>pipe4.Y&&imFlap.X<pipe4.X+pipe4.Width&&!vbCheat)
        ||       (imFlap.X+imFlap.Width>pipeT4.X&&imFlap.Y<pipeT4.Y+pipeT4.Height&&imFlap.X<pipeT4.X+pipeT4.Width) ,
        Set(vbGameOver,true);
    );
)

If(Not(vbGameOver),
//// sets pipe position
    Set(voSlots,{
        vi1:voSlots.vi1-10,
        vi2:voSlots.vi2-10, 
        vi3:voSlots.vi3-10,
        vi4:voSlots.vi4-10
        }
    );
//// sets score
    Set(viScore,viScore+1);
//// if pipe 1 passes off side  
    If(voSlots.vi1<-10,
////move to after last pipe   
        Set(voSlots,{
            vi1:voSlots.vi4+viGap,
            vi2:voSlots.vi2, 
            vi3:voSlots.vi3,
            vi4:voSlots.vi4
            }
        );
//// randomly positions pipe gap
        Set(voPipes,{
            viPipe1:RandBetween(130,App.Height-100-(viGap+10)),
            viPipe2:voPipes.viPipe2, 
            viPipe3:voPipes.viPipe3,
            viPipe4:voPipes.viPipe4 
            }
        );
    );
//// if pipe 2 passes off side (same as pipe 1)
    If(voSlots.vi2<-10,
        Set(voSlots,{
            vi1:voSlots.vi1,
            vi2:voSlots.vi1+viGap, 
            vi3:voSlots.vi3,
            vi4:voSlots.vi4
            }
        );
        Set(voPipes,{
            viPipe1:voPipes.viPipe1,
            viPipe2:RandBetween(130,App.Height-100-(viGap+10)),
            viPipe3:voPipes.viPipe3,
            viPipe4:voPipes.viPipe4 
            }
        );
    );
//// if pipe 3 passes off side (same as pipe 1)
    If(voSlots.vi3<-10,
        Set(voSlots,{
            vi1:voSlots.vi1,
            vi2:voSlots.vi2, 
            vi3:voSlots.vi2+viGap,
            vi4:voSlots.vi4
            }
        );
        Set(voPipes,{
            viPipe1:voPipes.viPipe1,
            viPipe2:voPipes.viPipe2,
            viPipe3:RandBetween(130,App.Height-100-(viGap+10)),
            viPipe4:voPipes.viPipe4 
            }
        );
    );
//// if pipe 4 passes off side (same as pipe 1)
    If(voSlots.vi4<-10,
        Set(voSlots,{
            vi1:voSlots.vi1,
            vi2:voSlots.vi2, 
            vi3:voSlots.vi3,
            vi4:voSlots.vi3+viGap
            }
        );
        Set(voPipes,{
            viPipe1:voPipes.viPipe1,
            viPipe2:voPipes.viPipe2,
            viPipe3:voPipes.viPipe3,
            viPipe4:RandBetween(130,App.Height-100-(viGap+10))
            }
        );
    );
//// if score is block of 200 next level 
    If(Mod(viScore,200)=0,
        Set(viLevel,viLevel+1);
//// if level block of 2 increase speed
        If(Mod(viScore,2)=0 && viSpeed>0,Set(viSpeed,viSpeed-1));
//// decrease gap until 280 px 
        If(viGap>280,Set(viGap,viGap-10));
    );
)