Linting with "test"

This commit is contained in:
joshbuddy 2017-06-12 18:39:14 -07:00
parent e32a19b954
commit c5a8acc12d
6 changed files with 219 additions and 211 deletions

11
circle.yml Normal file
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@ -0,0 +1,11 @@
dependencies:
pre:
- sudo apt-get install libgif-dev
machine:
node:
version: 6.7.0
test:
override:
- npm run lint

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@ -1,16 +1,16 @@
const head = {
brick: [0, 62, 53],
yellow: [48, 100, 64]
brick: [0, 62, 53],
yellow: [48, 100, 64]
}
const bg = {
forest: '#006375',
green: '#63D6A3',
blue: '#358EFF',
salmon: '#FF9B7A',
coral: '#F96854',
forest: '#006375',
green: '#63D6A3',
blue: '#358EFF',
salmon: '#FF9B7A',
coral: '#F96854'
}
module.exports = {
head: head,
bg: bg
};
head: head,
bg: bg
}

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@ -1,95 +1,91 @@
const Chance = require('chance');
const colors = require('./constants/colors.js');
const Chance = require('chance')
const colors = require('./constants/colors.js')
const hsl = function (h, s, l) {
return "hsl(" + h + "," + s + "%, " + l + "%)";
return 'hsl(' + h + ',' + s + '%, ' + l + '%)'
}
const Fox = function (IMG_WIDTH, IMG_HEIGHT, seed) {
if (seed) {
chance = new Chance(seed);
} else {
chance = new Chance();
}
const chance = seed ? new Chance(seed) : new Chance()
// origin: head top left corner
const kappa = chance.floating({min: 0.2, max: 0.45})
const headColor = (function () {
const level = chance.floating({min: 0, max: 1});
const result = [];
const min = colors.head.brick;
const max = colors.head.yellow;
for (let i=0; i<min.length; i++) {
result.push(min[i] + (max[i] - min[i]) * level)
}
return hsl.apply(null, result)
}) ()
const level = chance.floating({min: 0, max: 1})
const result = []
const min = colors.head.brick
const max = colors.head.yellow
for (let i = 0; i < min.length; i++) {
result.push(min[i] + (max[i] - min[i]) * level)
}
return hsl.apply(null, result)
})()
const head = {
width: 0.6 * IMG_WIDTH,
height: 0.6 * IMG_HEIGHT,
kappa: kappa,
color: headColor,
color: headColor
}
const origin = {x: IMG_WIDTH / 2 - head.width / 2, y: 0.5 * IMG_HEIGHT - head.height / 2};
const origin = {x: IMG_WIDTH / 2 - head.width / 2, y: 0.5 * IMG_HEIGHT - head.height / 2}
const ears = (function (origin, headWidth, headHeight, headColor) {
const offsetX = chance.floating({min: 0.17 * headWidth, max: 0.2 * headWidth});
const angle = chance.floating({min: 0.05 * Math.PI, max: 0.2 * Math.PI});
const offsetX = chance.floating({min: 0.17 * headWidth, max: 0.2 * headWidth})
const angle = chance.floating({min: 0.05 * Math.PI, max: 0.2 * Math.PI})
return {
color: headColor,
kappa: 0.9 * kappa,
left: {
x: origin.x + (headWidth/2) - offsetX,
x: origin.x + (headWidth / 2) - offsetX,
y: origin.y + (0.15 * headHeight),
angle: angle,
width: 0.4 * headWidth,
height: 0.8 * headHeight
},
right: {
x: origin.x + (headWidth/2) + offsetX,
x: origin.x + (headWidth / 2) + offsetX,
y: origin.y + (0.15 * headHeight),
angle: -angle,
width: 0.4 * headWidth,
height: 0.8 * headHeight
}
};
}(origin, head.width, head.height, head.color));
}
}(origin, head.width, head.height, head.color))
const eyes = (function (origin, headWidth, headHeight) {
// TODO: color
const offsetY = chance.floating({min: -0.05 * headHeight, max: -0.025 * headHeight});
const offsetX = chance.floating({min: 0.13 * headWidth, max: 0.25 * headWidth});
const offsetY = chance.floating({min: -0.05 * headHeight, max: -0.025 * headHeight})
const offsetX = chance.floating({min: 0.13 * headWidth, max: 0.25 * headWidth})
const eyeHeight = chance.floating({min: 0.08 * headHeight, max: 0.13 * headHeight});
const eyeHeight = chance.floating({min: 0.08 * headHeight, max: 0.13 * headHeight})
return {
height: eyeHeight,
width: eyeHeight/2,
width: eyeHeight / 2,
style: 'ellipse',
// style: chance.pickone(['ellipse', 'smiley']),
left: {
x: origin.x + (headWidth/2) - offsetX,
y: origin.y + (headHeight/2) + offsetY
x: origin.x + (headWidth / 2) - offsetX,
y: origin.y + (headHeight / 2) + offsetY
},
right: {
x: origin.x + (headWidth/2) + offsetX,
y: origin.y + (headHeight/2) + offsetY
x: origin.x + (headWidth / 2) + offsetX,
y: origin.y + (headHeight / 2) + offsetY
}
}
}(origin, head.width, head.height));
}(origin, head.width, head.height))
const nose = {
x: origin.x + (head.width/2),
x: origin.x + (head.width / 2),
y: (eyes.left.y + chance.floating({min: 0.2, max: 0.4}) * (origin.y + head.height - eyes.left.y)),
width: chance.floating({min: 0.03, max: 0.04}) * head.width,
height: chance.floating({min: 0.03, max: 0.04}) * head.width
}
const mouth = {
x: origin.x + (head.width/2),
x: origin.x + (head.width / 2),
y: (nose.y + chance.floating({min: 0.2, max: 0.35}) * (origin.y + head.height - nose.y)),
width: chance.floating({min: 0.08, max: 0.15}) * head.width,
height: chance.floating({min: 0.03, max: 0.06}) * head.width,
@ -100,20 +96,20 @@ const Fox = function (IMG_WIDTH, IMG_HEIGHT, seed) {
width: chance.floating({min: 0.5 * IMG_WIDTH, max: IMG_WIDTH}),
height: chance.floating({min: 1.7 * (IMG_HEIGHT - eyes.left.y), max: 1.85 * (IMG_HEIGHT - eyes.left.y)})
}
head.mask = mask;
head.mask = mask
return {
canvas: {
height: IMG_HEIGHT,
width: IMG_WIDTH,
color: chance.pickone(Object.keys(colors.bg).map(function (key) {return colors.bg[key];}))
color: chance.pickone(Object.keys(colors.bg).map(function (key) { return colors.bg[key] }))
},
head: head,
ears: ears,
eyes: eyes,
nose: nose,
mouth: mouth
};
};
}
}
module.exports = Fox;
module.exports = Fox

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@ -1,151 +1,150 @@
const renderFox = function (canvas, opts) {
const width = opts.canvas.width;
const height = opts.canvas.height;
const ctx = canvas.getContext('2d');
const width = opts.canvas.width
const height = opts.canvas.height
const ctx = canvas.getContext('2d')
ctx.fillStyle = opts.canvas.color;
ctx.fillRect(0, 0, width, height);
renderEars(ctx, opts.ears);
renderHead(ctx, opts.head);
renderEyes(ctx, opts.eyes);
renderNose(ctx, opts.nose);
renderMouth(ctx, opts.mouth);
ctx.fillStyle = opts.canvas.color
ctx.fillRect(0, 0, width, height)
renderEars(ctx, opts.ears)
renderHead(ctx, opts.head)
renderEyes(ctx, opts.eyes)
renderNose(ctx, opts.nose)
renderMouth(ctx, opts.mouth)
shift_canvas(ctx, width, height, 0, 0.06 * height);
};
function shift_canvas(ctx, w, h, dx, dy) {
const topImage = ctx.getImageData(0, 0, w, h);
const bottomImage = ctx.getImageData(0, h - dy, w, h);
ctx.clearRect(0, 0, w, h);
ctx.putImageData(bottomImage, 0, 0);
ctx.putImageData(topImage, dx, dy);
shiftCanvas(ctx, width, height, 0, 0.06 * height)
}
function renderHead(ctx, opts) {
ctx.save();
ctx.translate(ctx.canvas.width/2, ctx.canvas.height/2);
ctx.rotate(Math.PI / 4);
drawEllipseByCenter(ctx, 0, 0, opts.width, opts.height, opts.color, null, opts.kappa);
ctx.restore();
ctx.clip();
drawEllipseByCenter(ctx, ctx.canvas.width / 2, ctx.canvas.height, opts.mask.width, opts.mask.height, '#fff', '#fff', 0.5);
function shiftCanvas (ctx, w, h, dx, dy) {
const topImage = ctx.getImageData(0, 0, w, h)
const bottomImage = ctx.getImageData(0, h - dy, w, h)
ctx.clearRect(0, 0, w, h)
ctx.putImageData(bottomImage, 0, 0)
ctx.putImageData(topImage, dx, dy)
}
function renderEars(ctx, opts) {
const offset = {
x: ctx.canvas.width/2,
y: ctx.canvas.height/2
}
ctx.save();
ctx.translate(offset.x, offset.y);
ctx.rotate(-opts.left.angle);
drawEllipseByCenter(ctx, opts.left.x - offset.x, opts.left.y - offset.y, opts.left.width, opts.left.height, opts.color, null, opts.kappa);
ctx.restore();
ctx.save();
ctx.translate(offset.x, offset.y);
ctx.rotate(-opts.right.angle);
drawEllipseByCenter(ctx, opts.right.x - offset.x, opts.right.y - offset.y, opts.right.width, opts.right.height, opts.color, null, opts.kappa);
ctx.restore();
function renderHead (ctx, opts) {
ctx.save()
ctx.translate(ctx.canvas.width / 2, ctx.canvas.height / 2)
ctx.rotate(Math.PI / 4)
drawEllipseByCenter(ctx, 0, 0, opts.width, opts.height, opts.color, null, opts.kappa)
ctx.restore()
ctx.clip()
drawEllipseByCenter(ctx, ctx.canvas.width / 2, ctx.canvas.height, opts.mask.width, opts.mask.height, '#fff', '#fff', 0.5)
}
function renderEyes(ctx, opts) {
switch (opts.style) {
case "ellipse":
drawEllipseByCenter(ctx, opts.left.x, opts.left.y, opts.width, opts.height, "black", null, 0.5);
drawEllipseByCenter(ctx, opts.right.x, opts.right.y, opts.width, opts.height, "black", null, 0.5);
break;
case "smiley":
ctx.strokeStyle = "black";
ctx.beginPath();
ctx.moveTo(opts.left.x - opts.width, opts.left.y + opts.height);
ctx.bezierCurveTo(opts.left.x - opts.width, opts.left.y + opts.height, opts.left.x, opts.left.y, opts.left.x + opts.width, opts.left.y + opts.height);
ctx.lineWidth = 2;
ctx.stroke();
ctx.closePath();
function renderEars (ctx, opts) {
const offset = {
x: ctx.canvas.width / 2,
y: ctx.canvas.height / 2
}
ctx.save()
ctx.translate(offset.x, offset.y)
ctx.rotate(-opts.left.angle)
drawEllipseByCenter(ctx, opts.left.x - offset.x, opts.left.y - offset.y, opts.left.width, opts.left.height, opts.color, null, opts.kappa)
ctx.restore()
ctx.beginPath();
ctx.moveTo(opts.right.x - opts.width, opts.right.y + opts.height);
ctx.bezierCurveTo(opts.right.x - opts.width, opts.right.y + opts.height, opts.right.x, opts.right.y, opts.right.x + opts.width, opts.right.y + opts.height);
ctx.lineWidth = 2;
ctx.stroke();
ctx.closePath();
break;
case "none":
break;
}
ctx.save()
ctx.translate(offset.x, offset.y)
ctx.rotate(-opts.right.angle)
drawEllipseByCenter(ctx, opts.right.x - offset.x, opts.right.y - offset.y, opts.right.width, opts.right.height, opts.color, null, opts.kappa)
ctx.restore()
}
function renderNose(ctx, opts) {
ctx.strokeStyle = "black";
ctx.beginPath();
ctx.moveTo(opts.x - opts.width/2, opts.y - opts.height/2);
ctx.bezierCurveTo(opts.x - opts.width/2, opts.y - opts.height/2, opts.x, opts.y - opts.height, opts.x + opts.width/2, opts.y - opts.height/2);
ctx.bezierCurveTo(opts.x + opts.width/2, opts.y - opts.height/2, opts.x + opts.width/2, opts.y + opts.height/2, opts.x, opts.y + opts.height/2);
ctx.bezierCurveTo(opts.x, opts.y + opts.height/2, opts.x - opts.width/2, opts.y + opts.height/2, opts.x - opts.width/2, opts.y - opts.height/2);
ctx.fillStyle = "black";
ctx.fill();
ctx.stroke();
}
function renderMouth(ctx, opts) {
ctx.strokeStyle = "black";
ctx.lineWidth = 0.01 * ctx.canvas.width;
ctx.beginPath();
function renderEyes (ctx, opts) {
switch (opts.style) {
case "smirk":
ctx.moveTo(opts.x - opts.width/2, opts.y - opts.height/2);
ctx.bezierCurveTo(opts.x - opts.width/2, opts.y - opts.height/2,
opts.x - opts.width/2, opts.y + opts.height/2,
opts.x + opts.width/2, opts.y
case 'ellipse':
drawEllipseByCenter(ctx, opts.left.x, opts.left.y, opts.width, opts.height, 'black', null, 0.5)
drawEllipseByCenter(ctx, opts.right.x, opts.right.y, opts.width, opts.height, 'black', null, 0.5)
break
case 'smiley':
ctx.strokeStyle = 'black'
ctx.beginPath()
ctx.moveTo(opts.left.x - opts.width, opts.left.y + opts.height)
ctx.bezierCurveTo(opts.left.x - opts.width, opts.left.y + opts.height, opts.left.x, opts.left.y, opts.left.x + opts.width, opts.left.y + opts.height)
ctx.lineWidth = 2
ctx.stroke()
ctx.closePath()
ctx.beginPath()
ctx.moveTo(opts.right.x - opts.width, opts.right.y + opts.height)
ctx.bezierCurveTo(opts.right.x - opts.width, opts.right.y + opts.height, opts.right.x, opts.right.y, opts.right.x + opts.width, opts.right.y + opts.height)
ctx.lineWidth = 2
ctx.stroke()
ctx.closePath()
break
case 'none':
break
}
}
function renderNose (ctx, opts) {
ctx.strokeStyle = 'black'
ctx.beginPath()
ctx.moveTo(opts.x - opts.width / 2, opts.y - opts.height / 2)
ctx.bezierCurveTo(opts.x - opts.width / 2, opts.y - opts.height / 2, opts.x, opts.y - opts.height, opts.x + opts.width / 2, opts.y - opts.height / 2)
ctx.bezierCurveTo(opts.x + opts.width / 2, opts.y - opts.height / 2, opts.x + opts.width / 2, opts.y + opts.height / 2, opts.x, opts.y + opts.height / 2)
ctx.bezierCurveTo(opts.x, opts.y + opts.height / 2, opts.x - opts.width / 2, opts.y + opts.height / 2, opts.x - opts.width / 2, opts.y - opts.height / 2)
ctx.fillStyle = 'black'
ctx.fill()
ctx.stroke()
}
function renderMouth (ctx, opts) {
ctx.strokeStyle = 'black'
ctx.lineWidth = 0.01 * ctx.canvas.width
ctx.beginPath()
switch (opts.style) {
case 'smirk':
ctx.moveTo(opts.x - opts.width / 2, opts.y - opts.height / 2)
ctx.bezierCurveTo(opts.x - opts.width / 2, opts.y - opts.height / 2,
opts.x - opts.width / 2, opts.y + opts.height / 2,
opts.x + opts.width / 2, opts.y
)
break;
case "cat":
ctx.moveTo(opts.x - opts.width/2, opts.y + opts.height/2);
ctx.bezierCurveTo(opts.x - opts.width/2, opts.y + opts.height/2,
opts.x, opts.y + opts.height/2,
opts.x, opts.y - opts.height/2
break
case 'cat':
ctx.moveTo(opts.x - opts.width / 2, opts.y + opts.height / 2)
ctx.bezierCurveTo(opts.x - opts.width / 2, opts.y + opts.height / 2,
opts.x, opts.y + opts.height / 2,
opts.x, opts.y - opts.height / 2
)
ctx.bezierCurveTo(
opts.x, opts.y - opts.height/2,
opts.x, opts.y + opts.height/2,
opts.x + opts.width/2, opts.y + opts.height/2
opts.x, opts.y - opts.height / 2,
opts.x, opts.y + opts.height / 2,
opts.x + opts.width / 2, opts.y + opts.height / 2
)
break;
break
}
ctx.stroke();
ctx.stroke()
}
function drawEllipseByCenter(ctx, cx, cy, w, h, color, fillColor, kappa) {
drawEllipse(ctx, cx - w/2.0, cy - h/2.0, w, h, color, fillColor, kappa);
function drawEllipseByCenter (ctx, cx, cy, w, h, color, fillColor, kappa) {
drawEllipse(ctx, cx - w / 2.0, cy - h / 2.0, w, h, color, fillColor, kappa)
}
function drawEllipse(ctx, x, y, w, h, color, fillColor, kappa=0.3) {
const ox = (w / 2) * kappa; // control point offset horizontal
const oy = (h / 2) * kappa; // control point offset vertical
const xe = x + w; // x-end
const ye = y + h; // y-end
const xm = x + w / 2; // x-middle
const ym = y + h / 2; // y-middle
function drawEllipse (ctx, x, y, w, h, color, fillColor, kappa = 0.3) {
const ox = (w / 2) * kappa // control point offset horizontal
const oy = (h / 2) * kappa // control point offset vertical
const xe = x + w // x-end
const ye = y + h // y-end
const xm = x + w / 2 // x-middle
const ym = y + h / 2 // y-middle
if (color) {
ctx.strokeStyle = color;
ctx.strokeStyle = color
}
ctx.beginPath();
ctx.moveTo(x, ym);
ctx.bezierCurveTo(x, ym - oy, xm - ox, y, xm, y);
ctx.bezierCurveTo(xm + ox, y, xe, ym - oy, xe, ym);
ctx.bezierCurveTo(xe, ym + oy, xm + ox, ye, xm, ye);
ctx.bezierCurveTo(xm - ox, ye, x, ym + oy, x, ym);
fillColor = fillColor || color;
ctx.beginPath()
ctx.moveTo(x, ym)
ctx.bezierCurveTo(x, ym - oy, xm - ox, y, xm, y)
ctx.bezierCurveTo(xm + ox, y, xe, ym - oy, xe, ym)
ctx.bezierCurveTo(xe, ym + oy, xm + ox, ye, xm, ye)
ctx.bezierCurveTo(xm - ox, ye, x, ym + oy, x, ym)
fillColor = fillColor || color
if (fillColor) {
ctx.fillStyle = fillColor;
ctx.fill();
ctx.fillStyle = fillColor
ctx.fill()
}
ctx.stroke();
ctx.stroke()
}
module.exports = renderFox;
module.exports = renderFox

18
run.js
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@ -1,13 +1,13 @@
const cluster = require('express-cluster');
const app = require('./server.js');
const cluster = require('express-cluster')
const app = require('./server.js')
const activePort = process.env.PORT || 3000;
const activePort = process.env.PORT || 3000
cluster((worker) => {
app.listen(activePort, () => {
console.log('worker ' + worker.id + ' is listening on port ' + activePort);
});
app.listen(activePort, () => {
console.log('worker ' + worker.id + ' is listening on port ' + activePort)
})
}, {
'respawn': true, // workers will restart on failure
'verbose': true, // logs what happens to console
});
'respawn': true, // workers will restart on failure
'verbose': true // logs what happens to console
})

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@ -1,42 +1,44 @@
/* eslint no-unused-vars: ["error", { "varsIgnorePattern": "newrelic" }] */
try {
const newrelic = require('newrelic');
const newrelic = require('newrelic')
} catch (e) {
console.error("WARNING unable to load newrelic")
console.error('WARNING unable to load newrelic')
}
const express = require('express');
const uuid = require('uuid/v4');
const sanitize = require('sanitize-filename');
const Canvas = require('canvas');
const express = require('express')
const uuid = require('uuid/v4')
const sanitize = require('sanitize-filename')
const Canvas = require('canvas')
const Fox = require('./js/fox.js');
const renderFox = require('./js/render-fox.js');
const Fox = require('./js/fox.js')
const renderFox = require('./js/render-fox.js')
function composeImage(width, height, seed) {
seed = seed || uuid();
const fox = Fox(width, height, seed);
const canvas = new Canvas(width, height);
renderFox(canvas, fox);
return canvas;
function composeImage (width, height, seed) {
seed = seed || uuid()
const fox = Fox(width, height, seed)
const canvas = new Canvas(width, height)
renderFox(canvas, fox)
return canvas
};
const cacheTimeout = 60 * 60 * 24 * 30;
const app = express();
const cacheTimeout = 60 * 60 * 24 * 30
const app = express()
app.get('/healthcheck', (req, res) => {
res.status(200).end();
});
res.status(200).end()
})
app.get('/:width/:seed', (req, res) => {
let width = parseInt(req.params.width) || 400;
if (width > 400) width = 400;
const seed = sanitize(req.params.seed) || uuid();
const canvas = composeImage(width, width, seed);
const buffer = canvas.toBuffer();
res.set('Cache-Control', 'max-age=' + cacheTimeout);
res.set('Content-length', buffer.length);
res.type('png');
res.end(buffer, 'binary');
});
let width = parseInt(req.params.width) || 400
if (width > 400) width = 400
const seed = sanitize(req.params.seed) || uuid()
const canvas = composeImage(width, width, seed)
const buffer = canvas.toBuffer()
res.set('Cache-Control', 'max-age=' + cacheTimeout)
res.set('Content-length', buffer.length)
res.type('png')
res.end(buffer, 'binary')
})
module.exports = app;
module.exports = app