Initial commit: tischlerctrl home automation project

2025-12-22 23:32:55 +01:00
commit f3cca149f9
31 changed files with 3243 additions and 0 deletions
--- a/server/src/db/schema.js
+++ b/server/src/db/schema.js
@@ -0,0 +1,86 @@
+import Database from 'better-sqlite3';
+import { fileURLToPath } from 'url';
+import { dirname, join } from 'path';
+import { existsSync, mkdirSync } from 'fs';
+
+const __filename = fileURLToPath(import.meta.url);
+const __dirname = dirname(__filename);
+
+/**
+ * Initialize the SQLite database with all required tables
+ * @param {string} dbPath - Path to the SQLite database file
+ * @returns {Database} - The initialized database instance
+ */
+export function initDatabase(dbPath) {
+    // Ensure data directory exists
+    const dataDir = dirname(dbPath);
+    if (!existsSync(dataDir)) {
+        mkdirSync(dataDir, { recursive: true });
+    }
+
+    const db = new Database(dbPath);
+
+    // Enable WAL mode for better concurrent performance
+    db.pragma('journal_mode = WAL');
+
+    // Create tables
+    db.exec(`
+    -- API keys for agent authentication
+    CREATE TABLE IF NOT EXISTS api_keys (
+      id INTEGER PRIMARY KEY AUTOINCREMENT,
+      key TEXT UNIQUE NOT NULL,
+      name TEXT NOT NULL,
+      device_prefix TEXT NOT NULL,
+      created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
+      last_used_at DATETIME
+    );
+
+    -- Raw sensor data (1-minute resolution, kept for 1 week)
+    CREATE TABLE IF NOT EXISTS sensor_data (
+      id INTEGER PRIMARY KEY AUTOINCREMENT,
+      timestamp DATETIME NOT NULL,
+      device TEXT NOT NULL,
+      channel TEXT NOT NULL,
+      value REAL NOT NULL
+    );
+
+    -- Index for time-based queries and cleanup
+    CREATE INDEX IF NOT EXISTS idx_sensor_data_time 
+      ON sensor_data(timestamp);
+    
+    -- Index for device/channel queries
+    CREATE INDEX IF NOT EXISTS idx_sensor_data_device 
+      ON sensor_data(device, channel, timestamp);
+
+    -- 10-minute aggregated data (kept for 1 month)
+    CREATE TABLE IF NOT EXISTS sensor_data_10m (
+      id INTEGER PRIMARY KEY AUTOINCREMENT,
+      timestamp DATETIME NOT NULL,
+      device TEXT NOT NULL,
+      channel TEXT NOT NULL,
+      value REAL NOT NULL,
+      sample_count INTEGER NOT NULL
+    );
+
+    CREATE UNIQUE INDEX IF NOT EXISTS idx_sensor_data_10m_unique 
+      ON sensor_data_10m(timestamp, device, channel);
+
+    -- 1-hour aggregated data (kept forever)
+    CREATE TABLE IF NOT EXISTS sensor_data_1h (
+      id INTEGER PRIMARY KEY AUTOINCREMENT,
+      timestamp DATETIME NOT NULL,
+      device TEXT NOT NULL,
+      channel TEXT NOT NULL,
+      value REAL NOT NULL,
+      sample_count INTEGER NOT NULL
+    );
+
+    CREATE UNIQUE INDEX IF NOT EXISTS idx_sensor_data_1h_unique 
+      ON sensor_data_1h(timestamp, device, channel);
+  `);
+
+    console.log('[DB] Database initialized successfully');
+    return db;
+}
+
+export default { initDatabase };