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prepare_pictures.js
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prepare_pictures.js
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const childProcess = require('child_process')
const fs = require('fs/promises')
const config = require('./config')
const backendConfig = require('./backend_conf');
(async () => {
try {
await fs.stat('originals')
} catch (error) {
await fs.mkdir('originals')
}
let backend = false
if (config.backendUrl !== undefined) {
backend = true
try {
await fs.stat('converted')
} catch (error) {
await fs.mkdir('converted')
}
}
console.log('Cleaning old files..')
const oldFiles = await fs.readdir('public/pictures')
// eslint-disable-next-line no-restricted-syntax
for (const file of oldFiles) {
if (file !== '.gitkeep') {
// eslint-disable-next-line no-await-in-loop
const path = `public/pictures/${file}`
try {
// eslint-disable-next-line no-await-in-loop
await fs.rm(path)
} catch (error) {
if (error.code === 'ERR_FS_EISDIR') {
// eslint-disable-next-line no-await-in-loop
const files = await fs.readdir(path)
// eslint-disable-next-line no-restricted-syntax
for (const subFile of files) {
// eslint-disable-next-line no-await-in-loop
await fs.rm(`${path}/${subFile}`)
}
// eslint-disable-next-line no-await-in-loop
await fs.rmdir(path)
}
}
}
}
console.log('Optimizing images..')
childProcess.execSync(
`mogrify -path ${backend ? 'converted' : 'public/pictures'} -resize 1920 -quality 85 -format jpg originals/*`,
)
if (backend) {
console.log('Copying images to backend codes..')
// eslint-disable-next-line guard-for-in,no-restricted-syntax
for (const [code, images] of Object.entries(backendConfig.codes)) {
console.log('----', code, 'images count', images.length)
try {
// eslint-disable-next-line no-await-in-loop
await fs.stat(`public/pictures/${code}`)
} catch (error) {
// eslint-disable-next-line no-await-in-loop
await fs.mkdir(`public/pictures/${code}`)
}
images.forEach(image => {
fs.copyFile(`converted/${image}`, `public/pictures/${code}/${image}`)
})
}
console.log('Cleaning optimized temporary files..')
const files = await fs.readdir('converted')
files.forEach(file => {
fs.rm(`converted/${file}`)
})
}
})()