Files
OFApp/server/db.js
Trey t c60de19348 Initial commit — OFApp client + server
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-12 20:07:06 -06:00

130 lines
3.9 KiB
JavaScript

import Database from 'better-sqlite3';
import { mkdirSync, existsSync } from 'fs';
import { dirname } from 'path';
const DB_PATH = process.env.DB_PATH || './data/db/ofapp.db';
const dir = dirname(DB_PATH);
if (!existsSync(dir)) {
mkdirSync(dir, { recursive: true });
}
const db = new Database(DB_PATH);
db.pragma('journal_mode = WAL');
db.exec(`
CREATE TABLE IF NOT EXISTS auth_config (
user_id TEXT,
cookie TEXT,
x_bc TEXT,
app_token TEXT,
x_of_rev TEXT,
user_agent TEXT
);
CREATE TABLE IF NOT EXISTS download_history (
id INTEGER PRIMARY KEY AUTOINCREMENT,
user_id TEXT,
post_id TEXT,
media_id TEXT,
media_type TEXT,
filename TEXT,
downloaded_at TEXT
);
CREATE TABLE IF NOT EXISTS download_cursors (
user_id TEXT UNIQUE,
cursor TEXT,
posts_downloaded INTEGER
);
CREATE TABLE IF NOT EXISTS settings (
key TEXT PRIMARY KEY,
value TEXT
);
`);
// Migration: add posted_at column if missing
const cols = db.prepare("PRAGMA table_info(download_history)").all().map((c) => c.name);
if (!cols.includes('posted_at')) {
db.exec('ALTER TABLE download_history ADD COLUMN posted_at TEXT');
}
export function getAuthConfig() {
const row = db.prepare('SELECT * FROM auth_config LIMIT 1').get();
return row || null;
}
export function saveAuthConfig(config) {
const del = db.prepare('DELETE FROM auth_config');
const ins = db.prepare(
'INSERT INTO auth_config (user_id, cookie, x_bc, app_token, x_of_rev, user_agent) VALUES (?, ?, ?, ?, ?, ?)'
);
const upsert = db.transaction((c) => {
del.run();
ins.run(c.user_id, c.cookie, c.x_bc, c.app_token, c.x_of_rev, c.user_agent);
});
upsert(config);
}
export function isMediaDownloaded(mediaId) {
const row = db.prepare('SELECT 1 FROM download_history WHERE media_id = ? LIMIT 1').get(String(mediaId));
return !!row;
}
export function recordDownload(userId, postId, mediaId, mediaType, filename, postedAt) {
db.prepare(
'INSERT INTO download_history (user_id, post_id, media_id, media_type, filename, downloaded_at, posted_at) VALUES (?, ?, ?, ?, ?, ?, ?)'
).run(String(userId), String(postId), String(mediaId), mediaType, filename, new Date().toISOString(), postedAt || null);
}
export function getDownloadHistory(userId) {
return db.prepare('SELECT * FROM download_history WHERE user_id = ? ORDER BY downloaded_at DESC').all(String(userId));
}
export function saveCursor(userId, cursor, postsDownloaded) {
db.prepare(
'INSERT INTO download_cursors (user_id, cursor, posts_downloaded) VALUES (?, ?, ?) ON CONFLICT(user_id) DO UPDATE SET cursor = excluded.cursor, posts_downloaded = excluded.posts_downloaded'
).run(String(userId), cursor, postsDownloaded);
}
export function getCursor(userId) {
return db.prepare('SELECT cursor, posts_downloaded FROM download_cursors WHERE user_id = ?').get(String(userId)) || null;
}
export function clearCursor(userId) {
db.prepare('DELETE FROM download_cursors WHERE user_id = ?').run(String(userId));
}
export function getPostDateByFilename(filename) {
const row = db.prepare('SELECT posted_at FROM download_history WHERE filename = ? LIMIT 1').get(filename);
return row?.posted_at || null;
}
export function getSetting(key) {
const row = db.prepare('SELECT value FROM settings WHERE key = ?').get(key);
return row ? row.value : null;
}
export function setSetting(key, value) {
db.prepare(
'INSERT INTO settings (key, value) VALUES (?, ?) ON CONFLICT(key) DO UPDATE SET value = excluded.value'
).run(key, value);
}
export function getAllSettings() {
const rows = db.prepare('SELECT key, value FROM settings').all();
const obj = {};
for (const row of rows) obj[row.key] = row.value;
return obj;
}
export function getDownloadStats() {
return db.prepare(
'SELECT user_id, COUNT(*) as file_count, MAX(downloaded_at) as last_download FROM download_history GROUP BY user_id'
).all();
}