Function readFromFile

lib/lightweight_store.js:22–36

(filePath = STORE_FILE)

    chats: {},

    readFromFile(filePath = STORE_FILE) {
        try {
            if (fs.existsSync(filePath)) {
                const data = JSON.parse(fs.readFileSync(filePath, 'utf-8'))
                this.contacts = data.contacts || {}
                this.chats = data.chats || {}
                this.messages = data.messages || {}
                
                // Clean up any existing data to match new format
                this.cleanupData()
            }
        } catch (e) {
            console.warn('Failed to read store file:', e.message)
        }
    },

    writeToFile(filePath = STORE_FILE) {
        try {