ghost-portal/scripts/imgConvert.mjs

126 lines
3.5 KiB
JavaScript

// Copyright 2017-2023 @polkadot/apps authors & contributors
// SPDX-License-Identifier: Apache-2.0
import fs from 'node:fs';
import path from 'node:path';
import { formatNumber, stringCamelCase } from '@polkadot/util';
const MAX_SIZE = 48 * 1024;
const HEADER = '// Copyright 2017-2023 @polkadot/apps authors & contributors\n// SPDX-License-Identifier: Apache-2.0\n\n// Do not edit. Auto-generated via node scripts/imgConvert.mjs\n\n';
const MIME = {
gif: 'image/gif',
jpeg: 'image/jpeg',
png: 'image/png',
svg: 'image/svg+xml'
}
function makeContents (k, contents) {
return `${HEADER}export const ${k} = '${contents}';\n`;
}
const all = {};
const sizes = {};
for (let dir of ['extensions', 'external', 'chains', 'nodes']) {
const sub = path.join('packages/apps-config/src/ui/logos', dir);
const result = {};
fs
.readdirSync(sub)
.forEach((file) => {
const full = path.join(sub, file);
if (fs.lstatSync(full).isFile() && !(file.endsWith('.ts') || file.startsWith('.'))) {
const parts = file.split('.');
const ext = parts[parts.length - 1];
const nameParts = parts.slice(0, parts.length - 1);
const mime = MIME[ext];
if (!mime) {
throw new Error(`Unable to determine mime for ${file}`);
} else {
const data = `data:${mime};base64,${fs.readFileSync(full).toString('base64')}`;
const k = `${stringCamelCase(`${dir}_${nameParts.join('_')}`)}${ext.toUpperCase()}`;
const fileprefix = `generated/${nameParts.join('.')}${ext.toUpperCase()}`;
fs.writeFileSync(path.join(sub, `${fileprefix}.ts`), makeContents(k, data));
result[k] = fileprefix;
all[k] = data;
sizes[k] = data.length;
}
}
});
if (Object.keys(result).length) {
let srcs = '';
for (let dir of ['endpoints', 'extensions', 'links']) {
const srcroot = path.join('packages/apps-config/src', dir);
fs
.readdirSync(srcroot)
.forEach((file) => {
const full = path.join(srcroot, file);
if (fs.lstatSync(full).isFile() && file.endsWith('.ts')) {
srcs += fs.readFileSync(full).toString();
}
});
}
const notfound = Object
.keys(result)
.filter((k) => !srcs.includes(k));
if (notfound.length) {
console.log('\n', notfound.length.toString().padStart(3), 'not referenced in', dir, '::\n\n\t', notfound.join(', '), '\n');
}
fs.writeFileSync(path.join(sub, 'index.ts'), `${HEADER}${Object.keys(result).sort().map((k) => `export { ${k} } from './${result[k]}';`).join('\n')}\n`);
}
}
const allKeys = Object.keys(all);
const dupes = {};
allKeys.forEach((a) => {
const d = allKeys.filter((b) =>
a !== b &&
all[a] === all[b]
);
if (d.length) {
dupes[a] = d;
}
});
if (Object.keys(dupes).length) {
const dupeMsg = `${Object.keys(dupes).length.toString().padStart(3)} dupes found`;
console.log('\n', dupeMsg, '::\n');
for (let [k, d] of Object.entries(dupes)) {
console.log('\t', k.padStart(30), ' >> ', d.join(', '));
}
throw new Error(`FATAL: ${dupeMsg}`);
}
const large = Object
.entries(sizes)
.sort((a, b) => b[1] - a[1])
.filter(([, v]) => v > MAX_SIZE);
if (Object.keys(large).length) {
console.log('\n', `${Object.keys(large).length.toString().padStart(3)} large images found ::\n`);
large.forEach(([k, v]) =>
console.log('\t', k.padStart(30), formatNumber(v).padStart(15))
);
console.log();
}