JS1k: The JavaScript code golfing competition

for(B='onkeyZb.Y,YyXa,dWin(V=>{U10TT80Q192P](Oe[N]=c[c.sS"#&&(]&&!t=Y||";\\ud"83dc=h+k",=1var for(00.map((b,a)UfcOMath.a=0;P0>a;a++)	);fxO0,*random(){x:P0,y:g?Q:850-2,b:8+1,a:mV3,T|0)}m[a,m[a].x984)fy"#d+=sV(a+n)/1)/p
v in c)c[v[0]+[v[6]]v;Zdown=Zup=dUNd.which-37d.typN5]};c.font="32px ats"topf=55g,k=e=[],l=[1f2021ed88"],m=[],n=p=5,D=.02,r=t,u0v=0;24>v;v++)m.push(setInterval(BUddfPQfy69cd=f,	W,1,Q-d),
;0369baO	{mOW-TlOW+Tif(960==a)h=d-3;
}c.stroke(mdx+4,wy,xx+2yy+32,E-12,A;l[Ya],YxX972>x984<dE>yA<w!N1](Yb=YcYx-b;-64>Yx;YcYx=g?2E3:960+a%3X-T-a%6X<=h3=a?g:(r++,u+))}N3k+=4N1tt&&0<kk-00>=kt=k=0n+0;p+=D;if(6<p2>p)D*=-1;u-=.05;0>ugg?-256>=f?(f=-256,"SHARKED".split("")b,9+28*a,4+T*sVa+n/1))})):f-=8:(e921515u/1*3036),0cf7a  BEERT150),"\\u26f596h-39),976,h,3,k)l[1]+" "+r,T1)},16';G=/[^ -MRS[-}]/.exec(B);)with(B.split(G))B=join(shift());eval(B)

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/*
    * Sharked by Jason "--jp" Plackey
    * jp [at] chicagowebexperts [dot] com
    *
    * For JS1k 2019 - X
    * Final packed entry size is 1024b.
    *
    * Fish the rough waters with a couple of cold ones as you avoid the sharks.
    * Hook a shark or run out of beer, and you're done. Up and down arrows to
    * cast and reel in your line. Requires Unicode 9.0 (2016) support.
    *
    */

if (window.c === undefined) c = document.getElementById('cvs').getContext('2d'); // shimmed

var intersectRect = (r1, r2) => {
    return !(r2.left > r1.right ||
        r2.right < r1.left ||
        r2.top > r1.bottom ||
        r2.bottom < r1.top);
}

onkeydown = onkeyup = e => { k[e.which-37] = (e.type[5]); }

c.font = '32px a';
c.textBaseline = 'top';

var shimHeight = 50; // 50 for js1k
var baseY = 600 - shimHeight;
var dead;
var lineSize = 0;
var k = [];
var f = ['🐟', '🐠', '🐡', '🦈'];
var fish = [];
var frame = 0;
var flux = 5;
var fdir = 0.02;
var score = 0;
var rising;
var beer = 100;

for (var idx = 0; idx < 24; idx++) {
    fish.push({
        x: Math.random() * 1920,                                                         // x
        y: dead ? Math.random() * 1080 : 900 - shimHeight - Math.random() * 200,         // y
        s: Math.random() * 8 + 1,                                                        // speed
        i: Math.min(3, Math.random() * 10 | 0), // heavily favor sharks!                 // index
        //h: 0                                                                           // hooked
    });
}

setInterval(function () {
    c.fillStyle = '#ddf';
    c.fillRect(0, 0, 1920, 1080);

    c.fillStyle = c.strokeStyle = '#69c';

    var y = baseY;

    for (var idx = 0; idx < 1920; idx++) {
        c.fillRect(idx, y, 1, 1080 - y);
        y += Math.sin((idx + frame) / 100) / flux;
    }

    c.fillStyle = '#000';
    c.strokeStyle = '#369';

    c.beginPath();
    for (idx = 0; idx < 1920; idx++) {
        c.moveTo(idx, y - 10);
        c.lineTo(idx, y + 10);
        if (idx == 1920 / 2) {
            var boatBottom = y - 3;
        }

        y += Math.sin((idx + frame) / 100) / flux;
    }
    c.stroke();

    var center = 1920 / 2;

    fish.map((v, i) => {
        var r1 = { left: v.x + 4, top: v.y, right: v.x + 20, bottom: v.y + 32 };
        var r2 = { left: center + 12, top: boatBottom + lineSize - 12, right: center + 24, bottom: boatBottom + lineSize };

        // tightened up the hit rectangles; smaller area around the hook
        // and only the front half of the fish.
        // hit windows
        /*
        c.save();
        c.strokeStyle = '#f00';
        c.rect(r1.left, r1.top, r1.right-r1.left, r1.bottom-r1.top);
        c.rect(r2.left, r2.top, r2.right-r2.left, r2.bottom-r2.top);
        c.stroke();
        c.restore();
        */

        c.fillText(f[v.i], v.x, v.y);

        if (intersectRect(r1, r2)) {
            if (k[38-37]) {
                v.s = 0;
                v.h = 1;
            }
        }

        v.x -= v.s;
        if (v.x < -64) {
            fish[i] = {
                x: Math.random() * 1920,
                y: dead ? Math.random() * 1080 : 900 - shimHeight - Math.random() * 200,
                s: Math.random() * 8 + 1,
                i: Math.min(3, Math.random() * 10 | 0), // heavily favor sharks!
                //h: 0
            }
            fish[i].x = 1920 + 64;
        }

        if (v.h) {
            v.x = dead ? 2000 : center + (i % 3);
            v.y = boatBottom + lineSize - 10 - (i % 6);
            if (v.y <= boatBottom) {
                if (v.i == 3) {
                    dead = 1;
                } else {
                    score++;
                    beer += 10;
                    fish[i] = {
                        x: Math.random() * 1920,
                        y: dead ? Math.random() * 1080 : 900 - shimHeight - Math.random() * 200,
                        s: Math.random() * 8 + 1,
                        i: Math.min(3, Math.random() * 10 | 0), // heavily favor sharks!
                        //h: 0
                    }
                    fish[i].x = 1920 + 64;
                }
            }
        }
    });

    if (k[40-37] && !rising) lineSize += 4; 
    if (k[38-37] && !rising) rising = 1;
    if (rising && lineSize > 0) lineSize -= 10;
    if (lineSize <= 0) { lineSize = 0; rising = 0; }

    frame += 10;
    flux += fdir;
    if (flux > 6 || flux < 2) { fdir *= -1; }

    beer -= 0.05;
    if (beer < 0) dead = 1;

    if (dead) {
        if (baseY <= -256) {
            baseY = -256;
            ['S','H','A','R','K','E','D'].map((v, i) => {
                c.fillText(v, 900 + (i * 28), 450 - shimHeight + (Math.sin(i + frame / 100) * 10));
            });
        } else {
            baseY -= 8;
        }
    } else {
        c.fillStyle = '#e92';
        c.fillRect(150, 150, (beer / 100) * 300, 36);
        c.fillStyle = '#000';
        c.fillText('🍺  BEER', 100, 150);
        c.fillText('⛵', 1920/2, boatBottom - 39);
        c.fillRect(1920 / 2 + 16, boatBottom, 3, lineSize);
    }

    c.fillText(f[1] + ' ' + score, 100, 100);

}, 16);