Files
cad-data-router/services/unrouted.js

54 lines
1.3 KiB
JavaScript

const fs = require('fs-extra');
const path = require('path');
const os = require('os');
const PRIMARY_UNROUTED_DIR = '/cadroute/__NON_SMISTATI';
const HOME_UNROUTED_DIR = path.join(os.homedir(), '.cadroute', '__NON_SMISTATI');
let resolvedUnroutedDirPromise = null;
async function resolveUnroutedDir() {
if (!resolvedUnroutedDirPromise) {
resolvedUnroutedDirPromise = (async () => {
try {
await fs.ensureDir(PRIMARY_UNROUTED_DIR);
return PRIMARY_UNROUTED_DIR;
} catch {
await fs.ensureDir(HOME_UNROUTED_DIR);
return HOME_UNROUTED_DIR;
}
})();
}
return resolvedUnroutedDirPromise;
}
async function getUniquePath(destinationDir, fileName) {
const parsed = path.parse(fileName);
let candidate = path.join(destinationDir, fileName);
let counter = 1;
while (await fs.pathExists(candidate)) {
candidate = path.join(destinationDir, `${parsed.name}__${counter}${parsed.ext}`);
counter += 1;
}
return candidate;
}
async function getUnroutedTarget(fileName) {
const destinationDir = await resolveUnroutedDir();
const destinationPath = await getUniquePath(destinationDir, fileName);
return {
destinationDir,
destinationPath,
};
}
module.exports = {
getUnroutedTarget,
PRIMARY_UNROUTED_DIR,
HOME_UNROUTED_DIR,
};