photo_server_json_flutter_c.../api_v1/scanner/scanCartella.js
2026-03-11 11:31:52 +01:00

92 lines
2.5 KiB
JavaScript

// scanner/scanCartella.js
const path = require('path');
const fsp = require('fs/promises');
const processFile = require('./processFile');
const { sha256 } = require('./utils');
const { SUPPORTED_EXTS } = require('../config');
async function scanCartella(userName, cartella, absCartella, previousIndexTree) {
const changes = [];
async function walk(currentAbs, relPath = '') {
console.log(`[SCAN] Entrato in cartella: ${currentAbs}`);
let entries = [];
try {
entries = await fsp.readdir(currentAbs, { withFileTypes: true });
} catch (err) {
console.error(`[SCAN] Impossibile leggere: ${currentAbs} - ${err.message}`);
return;
}
for (const e of entries) {
const absPath = path.join(currentAbs, e.name);
if (e.isDirectory()) {
await walk(absPath, path.join(relPath, e.name));
continue;
}
const ext = path.extname(e.name).toLowerCase();
if (!SUPPORTED_EXTS.has(ext)) continue;
const fileRelPath = relPath ? `${relPath}/${e.name}` : e.name;
console.log(`[SCAN] FILE TROVATO → ${fileRelPath}`);
const id = sha256(`${userName}/${cartella}/${fileRelPath}`);
let st;
try {
st = await fsp.stat(absPath);
} catch {
continue;
}
const hash = sha256(`${st.size}-${st.mtimeMs}`);
const prev = previousIndexTree?.[userName]?.[cartella]?.[id];
console.log(`[SCAN] CHECK → id=${id}, hash=${hash}, prevHash=${prev?.hash}`);
// 🔥 NON facciamo più SKIP qui.
// Anche se il file è invariato, lo passiamo a scanPhoto.js
// così può rimuovere l'ID da idsIndex.
if (prev && prev.hash === hash) {
console.log(`[SCAN] FILE INVARIATO (passato a scanPhoto) → ${fileRelPath}`);
const meta = {
id,
user: userName,
cartella,
path: `/photos/${userName}/original/${cartella}/${fileRelPath}`,
_indexHash: hash,
unchanged: true
};
changes.push(meta);
continue;
}
console.log(`[SCAN] PROCESSING → ${userName}/${cartella}/${fileRelPath}`);
const meta = await processFile(
userName,
cartella,
fileRelPath,
absPath,
ext,
st
);
meta.id = id;
meta.path = `/photos/${userName}/original/${cartella}/${fileRelPath}`;
meta._indexHash = hash;
changes.push(meta);
}
}
await walk(absCartella);
return changes;
}
module.exports = scanCartella;