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