Files
frambe/server.js
T

250 lines
8.1 KiB
JavaScript

const express = require('express');
const fetch = require('node-fetch');
const path = require('path');
require('dotenv').config();
const app = express();
const PORT = process.env.PORT || 3000;
// --- Configuration ---
const IMMICH_URL = (process.env.IMMICH_URL || 'http://localhost:2283').replace(/\/+$/, '');
const API_KEY = process.env.IMMICH_API_KEY || '';
const SLIDESHOW_INTERVAL = parseInt(process.env.SLIDESHOW_INTERVAL, 10) || 30;
const TRANSITION_DURATION = parseInt(process.env.TRANSITION_DURATION, 10) || 2;
const SHOW_CLOCK = process.env.SHOW_CLOCK !== 'false';
const SHOW_DATE = process.env.SHOW_DATE !== 'false';
const SHOW_EXIF = process.env.SHOW_EXIF !== 'false';
const SHOW_PROGRESS = process.env.SHOW_PROGRESS !== 'false';
const IMAGE_FIT = process.env.IMAGE_FIT || 'contain';
const BACKGROUND_BLUR = process.env.BACKGROUND_BLUR !== 'false';
const SHUFFLE = process.env.SHUFFLE !== 'false';
const ALBUM_ID = process.env.ALBUM_ID || '';
const SHOW_FAVORITES_ONLY = process.env.SHOW_FAVORITES_ONLY === 'true';
// --- Shared headers for Immich API ---
function immichHeaders() {
return {
'x-api-key': API_KEY,
'Accept': 'application/json',
'Content-Type': 'application/json',
};
}
// --- Middleware ---
app.use(express.static(path.join(__dirname, 'public')));
app.use(express.json());
// --- API: Config endpoint (sends safe config to frontend) ---
app.get('/api/config', (_req, res) => {
res.json({
slideshowInterval: SLIDESHOW_INTERVAL,
transitionDuration: TRANSITION_DURATION,
showClock: SHOW_CLOCK,
showDate: SHOW_DATE,
showExif: SHOW_EXIF,
showProgress: SHOW_PROGRESS,
imageFit: IMAGE_FIT,
backgroundBlur: BACKGROUND_BLUR,
shuffle: SHUFFLE,
albumId: ALBUM_ID,
showFavoritesOnly: SHOW_FAVORITES_ONLY,
connected: !!API_KEY,
});
});
// --- API: Server info / connectivity check ---
app.get('/api/server-info', async (_req, res) => {
try {
const response = await fetch(`${IMMICH_URL}/api/server/version`, {
headers: immichHeaders(),
});
if (!response.ok) throw new Error(`Immich returned ${response.status}`);
const data = await response.json();
res.json({ ok: true, version: data });
} catch (err) {
res.status(502).json({ ok: false, error: err.message });
}
});
// --- API: List albums ---
app.get('/api/albums', async (_req, res) => {
try {
const response = await fetch(`${IMMICH_URL}/api/albums`, {
headers: immichHeaders(),
});
if (!response.ok) throw new Error(`Immich returned ${response.status}`);
const albums = await response.json();
// Return simplified album list
const simplified = albums.map((a) => ({
id: a.id,
albumName: a.albumName,
assetCount: a.assetCount,
albumThumbnailAssetId: a.albumThumbnailAssetId,
updatedAt: a.updatedAt,
}));
res.json(simplified);
} catch (err) {
res.status(502).json({ error: err.message });
}
});
// --- API: Get album assets ---
app.get('/api/albums/:id', async (req, res) => {
try {
const response = await fetch(`${IMMICH_URL}/api/albums/${req.params.id}`, {
headers: immichHeaders(),
});
if (!response.ok) throw new Error(`Immich returned ${response.status}`);
const album = await response.json();
// Filter to images only, return simplified asset data
const assets = (album.assets || [])
.filter((a) => a.type === 'IMAGE')
.map((a) => ({
id: a.id,
originalFileName: a.originalFileName,
fileCreatedAt: a.fileCreatedAt,
exifInfo: a.exifInfo
? {
make: a.exifInfo.make,
model: a.exifInfo.model,
city: a.exifInfo.city,
state: a.exifInfo.state,
country: a.exifInfo.country,
description: a.exifInfo.description,
dateTimeOriginal: a.exifInfo.dateTimeOriginal,
}
: null,
}));
res.json({
id: album.id,
albumName: album.albumName,
assetCount: assets.length,
assets,
});
} catch (err) {
res.status(502).json({ error: err.message });
}
});
// --- API: Get random assets (when no album selected) ---
app.get('/api/assets/random', async (req, res) => {
try {
const count = Math.min(parseInt(req.query.count, 10) || 50, 250);
const response = await fetch(`${IMMICH_URL}/api/assets/random?count=${count}`, {
headers: immichHeaders(),
});
if (!response.ok) throw new Error(`Immich returned ${response.status}`);
const assets = await response.json();
const images = assets
.filter((a) => a.type === 'IMAGE')
.map((a) => ({
id: a.id,
originalFileName: a.originalFileName,
fileCreatedAt: a.fileCreatedAt,
isFavorite: a.isFavorite,
exifInfo: a.exifInfo
? {
make: a.exifInfo.make,
model: a.exifInfo.model,
city: a.exifInfo.city,
state: a.exifInfo.state,
country: a.exifInfo.country,
description: a.exifInfo.description,
dateTimeOriginal: a.exifInfo.dateTimeOriginal,
}
: null,
}));
res.json(images);
} catch (err) {
res.status(502).json({ error: err.message });
}
});
// --- API: Get favorites ---
app.get('/api/assets/favorites', async (_req, res) => {
try {
const body = JSON.stringify({
isFavorite: true,
type: 'IMAGE',
size: 250,
page: 1,
});
const response = await fetch(`${IMMICH_URL}/api/search/metadata`, {
method: 'POST',
headers: immichHeaders(),
body,
});
if (!response.ok) throw new Error(`Immich returned ${response.status}`);
const data = await response.json();
const images = (data.assets?.items || []).map((a) => ({
id: a.id,
originalFileName: a.originalFileName,
fileCreatedAt: a.fileCreatedAt,
isFavorite: true,
exifInfo: a.exifInfo
? {
make: a.exifInfo.make,
model: a.exifInfo.model,
city: a.exifInfo.city,
state: a.exifInfo.state,
country: a.exifInfo.country,
description: a.exifInfo.description,
dateTimeOriginal: a.exifInfo.dateTimeOriginal,
}
: null,
}));
res.json(images);
} catch (err) {
res.status(502).json({ error: err.message });
}
});
// --- API: Proxy image (thumbnail) ---
app.get('/api/assets/:id/thumbnail', async (req, res) => {
try {
const size = req.query.size || 'preview'; // 'thumbnail' or 'preview'
const response = await fetch(
`${IMMICH_URL}/api/assets/${req.params.id}/thumbnail?size=${size}`,
{ headers: { 'x-api-key': API_KEY } }
);
if (!response.ok) throw new Error(`Immich returned ${response.status}`);
const contentType = response.headers.get('content-type');
res.set('Content-Type', contentType || 'image/jpeg');
res.set('Cache-Control', 'public, max-age=86400');
response.body.pipe(res);
} catch (err) {
res.status(502).json({ error: err.message });
}
});
// --- API: Proxy full-size image ---
app.get('/api/assets/:id/original', async (req, res) => {
try {
const response = await fetch(
`${IMMICH_URL}/api/assets/${req.params.id}/original`,
{ headers: { 'x-api-key': API_KEY } }
);
if (!response.ok) throw new Error(`Immich returned ${response.status}`);
const contentType = response.headers.get('content-type');
res.set('Content-Type', contentType || 'image/jpeg');
res.set('Cache-Control', 'public, max-age=86400');
response.body.pipe(res);
} catch (err) {
res.status(502).json({ error: err.message });
}
});
// --- Fallback: serve index.html for SPA ---
app.get('*', (_req, res) => {
res.sendFile(path.join(__dirname, 'public', 'index.html'));
});
// --- Start ---
app.listen(PORT, '0.0.0.0', () => {
console.log(`🖼️ ImmichFrame running on http://0.0.0.0:${PORT}`);
console.log(`📡 Immich server: ${IMMICH_URL}`);
console.log(`🔑 API Key: ${API_KEY ? '***configured***' : '⚠️ NOT SET'}`);
if (ALBUM_ID) console.log(`📁 Default album: ${ALBUM_ID}`);
console.log(`⏱️ Slideshow interval: ${SLIDESHOW_INTERVAL}s`);
});