68 lines
1.7 KiB
JavaScript
68 lines
1.7 KiB
JavaScript
'use strict'
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const fs = require('fs')
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const path = require('path')
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const mimeType = require('mime-types')
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const sizeOf = require('image-size')
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const themePath = path.resolve(__dirname, '../assets/theme')
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const themeList = {}
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fs.readdirSync(themePath).forEach(theme => {
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if(!(theme in themeList)) themeList[theme] = {}
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const imgList = fs.readdirSync(path.resolve(themePath, theme))
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imgList.forEach(img => {
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const imgPath = path.resolve(themePath, theme, img)
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const name = path.parse(img).name
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const { width, height } = sizeOf(imgPath)
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themeList[theme][name] = {
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width,
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height,
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data: convertToDatauri(imgPath)
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}
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})
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})
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function convertToDatauri(path){
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const mime = mimeType.lookup(path)
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const base64 = fs.readFileSync(path).toString('base64')
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return `data:${mime};base64,${base64}`
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}
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function getCountImage({ count, theme='moebooru', length=7 }) {
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if(!(theme in themeList)) theme = 'moebooru'
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// This is not the greatest way for generating an SVG but it'll do for now
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const countArray = count.toString().padStart(length, '0').split('')
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let x = 0, y = 0
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const parts = countArray.reduce((acc, next, index) => {
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const { width, height, data } = themeList[theme][next]
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const image = `${acc}
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<image x="${x}" y="0" width="${width}" height="${height}" xlink:href="${data}" />`
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x += width
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if(height > y) y = height
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return image
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}, '')
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return `<?xml version="1.0" encoding="UTF-8"?>
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<svg width="${x}" height="${y}" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" style="image-rendering: pixelated;">
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<title>Moe Count</title>
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<g>
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${parts}
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</g>
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</svg>
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`
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}
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module.exports = {
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getCountImage
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}
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