Switching editors

pyproject.toml

@@ -26,7 +26,7 @@ classifiers = [
 ]
 
 dependencies = [
-    "pybluez2",
+    "pybluez",
     "bluepy>=1.3.0",
     "paho-mqtt>=1.6.0",
     "textual>=0.40.0",

scripts/dev-remote.sh

@@ -0,0 +1,198 @@
+#!/bin/bash
+set -e
+
+# Configuration
+REMOTE_HOST="10.0.0.1"
+REMOTE_USER="pi"
+REMOTE_DIR="~/sensorpajen-dev"
+REMOTE_VENV="$REMOTE_DIR/.venv"
+
+# Colors
+GREEN='\033[0;32m'
+BLUE='\033[0;34m'
+YELLOW='\033[1;33m'
+RED='\033[0;31m'
+NC='\033[0m' # No Color
+
+log() {
+    echo -e "${BLUE}[DEV-REMOTE]${NC} $1"
+}
+
+warn() {
+    echo -e "${YELLOW}[WARNING]${NC} $1"
+}
+
+error() {
+    echo -e "${RED}[ERROR]${NC} $1"
+}
+
+cleanup() {
+    log "Cleaning up..."
+    # Kill the background python process if we stored its PID
+    if [ ! -z "$BG_PID" ]; then
+        log "Stopping remote dev backend (PID: $BG_PID)..."
+        ssh -t $REMOTE_USER@$REMOTE_HOST "sudo kill $BG_PID 2>/dev/null || true"
+    fi
+    
+    log "Restarting production service..."
+    ssh -t $REMOTE_USER@$REMOTE_HOST "sudo systemctl start sensorpajen"
+    log "Done."
+}
+
+# Trap cleanup on exit
+trap cleanup EXIT
+
+# Resolve script directory and project root
+SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )"
+PROJECT_ROOT="$(dirname "$SCRIPT_DIR")"
+
+# 1. Sync Code
+log "Syncing code from $PROJECT_ROOT to $REMOTE_USER@$REMOTE_HOST:$REMOTE_DIR..."
+rsync -avz --exclude '.venv' --exclude '__pycache__' --exclude '*.egg-info' \
+    "$PROJECT_ROOT/src" "$PROJECT_ROOT/scripts" "$PROJECT_ROOT/pyproject.toml" "$PROJECT_ROOT/config" \
+    "$REMOTE_USER@$REMOTE_HOST:$REMOTE_DIR/"
+
+# 2. Setup Remote Environment (Initial setup)
+log "Ensuring remote environment is ready..."
+ssh -t $REMOTE_USER@$REMOTE_HOST "
+    mkdir -p $REMOTE_DIR
+    cd $REMOTE_DIR
+    
+    # Install system dependencies (always check)
+    echo 'Checking system dependencies...'
+    # Only run apt-get update if we need to install something to save time?
+    # Or just run it. Let's run install, it's safer.
+    if ! dpkg -s libbluetooth-dev >/dev/null 2>&1; then
+        echo 'Installing libbluetooth-dev...'
+        sudo apt-get update
+        sudo apt-get install -y libbluetooth-dev python3-dev
+    fi
+
+    # Create venv if missing
+    if [ ! -d .venv ]; then
+        echo 'Creating virtual environment...'
+        python3 -m venv .venv
+    fi
+    
+    # Install/Update dependencies
+    echo 'Installing dependencies (forcing reinstall to ensure code update)...'
+    .venv/bin/pip install --upgrade pip
+    .venv/bin/pip install --force-reinstall --no-deps .
+    
+    # Verify code sync
+    echo 'Verifying code sync...'
+    if grep -q "sensor_config=self.sensor_config" src/sensorpajen/main.py; then
+        echo "✅ main.py has latest changes."
+    else
+        echo "❌ main.py does NOT have latest changes! Rsync might have failed."
+    fi
+
+    # Ensure config exists (copy from system or examples if totally missing)
+    if [ ! -d config ]; then mkdir config; fi
+    
+    # Rename DB to match default expectation in config.py (sensorpajen.db) if it was copied as discovered_sensors.db
+    # Blindly try to copy with sudo since we can't check existence in restricted dir
+    echo 'Copying config files from /etc/sensorpajen (blindly due to permissions)...'
+    
+    # DB
+    # Only copy if they don't exist locally to preserve dev data
+    if [ ! -f config/sensorpajen.db ]; then
+        echo 'Copying database from system...'
+        # Try discovered_sensors.db first, then sensorpajen.db
+        if [ -f /etc/sensorpajen/discovered_sensors.db ]; then
+            sudo cp /etc/sensorpajen/discovered_sensors.db config/sensorpajen.db 2>/dev/null || true
+        elif [ -f /etc/sensorpajen/sensorpajen.db ]; then
+            sudo cp /etc/sensorpajen/sensorpajen.db config/sensorpajen.db 2>/dev/null || true
+        fi
+        # Ensure correct ownership immediately after copy
+        sudo chown $REMOTE_USER:$REMOTE_USER config/sensorpajen.db 2>/dev/null || true
+    else
+        echo 'Preserving existing database config/sensorpajen.db'
+    fi
+    
+    # Configs
+    # Only copy if they don't exist locally to preserve dev changes
+    if [ ! -f config/sensors.json ]; then
+        echo 'Copying sensors.json from system...'
+        sudo cp /etc/sensorpajen/sensors.json config/sensors.json 2>/dev/null || true
+    else
+        echo 'Preserving existing config/sensors.json'
+    fi
+
+    if [ ! -f config/sensorpajen.env ]; then
+        echo 'Copying sensorpajen.env from system...'
+        sudo cp /etc/sensorpajen/sensorpajen.env config/sensorpajen.env 2>/dev/null || true
+    else
+        echo 'Preserving existing config/sensorpajen.env'
+    fi
+    
+    # ALWAYS sanitize sensorpajen.env to ensure we don't use system paths
+    if [ -f config/sensorpajen.env ]; then
+        echo 'Sanitizing config/sensorpajen.env...'
+        sudo sed -i '/^SENSOR_CONFIG_FILE/d' config/sensorpajen.env
+        sudo sed -i '/^DATABASE_FILE/d' config/sensorpajen.env
+        sudo sed -i '/^DISCOVERED_SENSORS_FILE/d' config/sensorpajen.env
+    fi
+    
+    # Examples (if real config missing)
+    # We don't need to do anything here, the rsync already brought examples if they exist locally
+    
+    # FIX OWNERSHIP recursively
+    echo 'Fixing permissions...'
+    sudo chown -R $REMOTE_USER:$REMOTE_USER $REMOTE_DIR
+"
+
+# 3. Stop Production Service
+log "Stopping production service to free up Bluetooth..."
+ssh -t $REMOTE_USER@$REMOTE_HOST "sudo systemctl stop sensorpajen"
+
+# 4. Run Dev Backend in Background
+log "Starting DEV backend on remote..."
+
+# Grant capabilities to the venv python
+ssh -t $REMOTE_USER@$REMOTE_HOST "
+    cd $REMOTE_DIR
+    PYTHON_BIN=\$(readlink -f .venv/bin/python3)
+    # Install libcap2-bin if missing
+    if ! command -v setcap &> /dev/null; then
+        sudo apt-get install -y libcap2-bin
+    fi
+    sudo setcap cap_net_raw,cap_net_admin+eip \"\$PYTHON_BIN\"
+"
+
+# Run backend as USER (not sudo) so DB files are owned by user
+# Source env vars if available
+ssh $REMOTE_USER@$REMOTE_HOST "
+    cd $REMOTE_DIR
+    if [ -f config/sensorpajen.env ]; then
+        set -a
+        source config/sensorpajen.env
+        set +a
+    fi
+    .venv/bin/python3 -m sensorpajen.main > dev_backend.log 2>&1 &
+    echo \$!
+" > .remote_pid
+
+BG_PID=$(cat .remote_pid)
+rm .remote_pid
+log "Dev backend started with PID: $BG_PID"
+
+# Wait a moment for backend to initialize DB
+sleep 3
+
+# 5. Run TUI
+log "Launching TUI..."
+log "${GREEN}Disconnecting will stop the dev backend and restart the service.${NC}"
+ssh -t $REMOTE_USER@$REMOTE_HOST "
+    cd $REMOTE_DIR
+    source .venv/bin/activate
+    if [ -f config/sensorpajen.env ]; then
+        set -a
+        source config/sensorpajen.env
+        set +a
+    fi
+    # Run TUI
+    python3 -m sensorpajen.tui.app
+"
+
+# Cleanup happens via trap

src/sensorpajen/config.py

@@ -14,18 +14,28 @@ from typing import Dict, List, Optional
 logger = logging.getLogger(__name__)
 
 # Determine project root and config directory
-# Check if running from system installation (/opt/sensorpajen) or development
+# Check if running from system installation (/opt/sensorpajen)
-_opt_sensorpajen_exists = Path('/opt/sensorpajen').exists()
+current_file = Path(__file__).resolve()
-_var_lib_exists = Path('/var/lib/sensorpajen').exists()
+is_system_install = str(current_file).startswith('/opt/sensorpajen')
 
-if _opt_sensorpajen_exists:
+if is_system_install:
     # System installation
     PROJECT_ROOT = Path('/opt/sensorpajen')
     CONFIG_DIR = Path('/etc/sensorpajen')
     STATE_DIR = Path('/var/lib/sensorpajen')
 else:
-    # Development installation (3 levels up from this file: src/sensorpajen/config.py)
+    # Development installation
+    # Enforce using directory explicitly for dev-remote case
+    # In dev-remote, we run from ~/sensorpajen-dev context
+    
+    # Check if we are in sensorpajen-dev environment
+    cwd = Path.cwd()
+    if 'sensorpajen-dev' in str(cwd) or (cwd / 'config').exists():
+         PROJECT_ROOT = cwd
+    else:
+         # Fallback logic
          PROJECT_ROOT = Path(__file__).parent.parent.parent
+
     CONFIG_DIR = PROJECT_ROOT / "config"
     STATE_DIR = CONFIG_DIR
 
@@ -221,6 +231,50 @@ class SensorConfig:
             
         except Exception as e:
             logger.error(f"Error saving sensor config: {e}")
+            raise e
+
+
+def save_env_var(key: str, value: str):
+    """
+    Update a value in the sensorpajen.env file.
+    
+    Args:
+        key: Environment variable name
+        value: New value
+    """
+    env_file = CONFIG_DIR / "sensorpajen.env"
+    
+    if not env_file.exists():
+        raise FileNotFoundError(f"Env file not found: {env_file}")
+
+    try:
+        lines = []
+        with open(env_file, 'r') as f:
+            lines = f.readlines()
+        
+        new_lines = []
+        found = False
+        for line in lines:
+            if line.strip().startswith(f"{key}="):
+                new_lines.append(f"{key}={value}\n")
+                found = True
+            else:
+                new_lines.append(line)
+        
+        if not found:
+            # Add to end if not found
+            if new_lines and not new_lines[-1].endswith('\n'):
+                new_lines.append('\n')
+            new_lines.append(f"{key}={value}\n")
+        
+        with open(env_file, 'w') as f:
+            f.writelines(new_lines)
+            
+        logger.info(f"Updated {key} in {env_file}")
+            
+    except Exception as e:
+        logger.error(f"Error updating env file: {e}")
+        raise e
 
 
 def validate_config():

src/sensorpajen/discovery_manager.py

@@ -35,15 +35,18 @@ class DiscoveredSensor:
 class DiscoveryManager:
     """Manages discovered sensors and their approval status using SQLite."""
     
-    def __init__(self, db_path: str = config.DATABASE_FILE):
+    
+    def __init__(self, db_path: str = config.DATABASE_FILE, sensor_config: Optional[config.SensorConfig] = None):
         """
         Initialize discovery manager.
         
         Args:
             db_path: Path to SQLite database file
+            sensor_config: Optional reference to SensorConfig to filter pending list
         """
         self.db = DatabaseManager(db_path)
         self.db.initialize()
+        self.sensor_config = sensor_config
     
     def _row_to_sensor(self, row: Dict) -> DiscoveredSensor:
         """Convert database row to DiscoveredSensor object."""
@@ -90,9 +93,18 @@ class DiscoveryManager:
         
         if not existing:
             logger.info(f"New sensor discovered: {mac} ({name})")
-            # Send notification for new sensors
+            
+            # Send notification for new sensors ONLY if they are not already configured
+            is_configured = False
+            if self.sensor_config:
+                is_configured = mac in self.sensor_config.get_all_macs()
+            
+            if not is_configured:
                 sensor = self._row_to_sensor(self.db.get_sensor(mac))
                 self.send_ntfy_notification(sensor)
+            else:
+                logger.debug(f"Sensor {mac} is configured, skipping new sensor notification")
+                
             return True
         return False
     
@@ -123,7 +135,15 @@ class DiscoveryManager:
     def get_pending(self) -> List[DiscoveredSensor]:
         """Get list of sensors with status 'pending'."""
         rows = self.db.get_sensors(status="pending")
-        return [self._row_to_sensor(r) for r in rows]
+        sensors = [self._row_to_sensor(r) for r in rows]
+        
+        if self.sensor_config:
+            # Filter out sensors that are already configured
+            # (Use MAC from DB row vs keys in sensor_config)
+            configured_macs = self.sensor_config.get_all_macs()
+            return [s for s in sensors if s.mac not in configured_macs]
+        
+        return sensors
     
     def get_new_pending(self) -> List[DiscoveredSensor]:
         """Get list of pending sensors that haven't been reviewed yet."""

src/sensorpajen/main.py

@@ -131,7 +131,7 @@ class Sensorpajen:
             
             # Initialize discovery manager
             self.logger.info("Initializing discovery manager...")
-            self.discovery_manager = DiscoveryManager()
+            self.discovery_manager = DiscoveryManager(sensor_config=self.sensor_config)
             
             # Initialize MQTT publisher
             self.logger.info("Initializing MQTT publisher...")

src/sensorpajen/sensor_reader.py

@@ -196,6 +196,19 @@ class SensorReader:
             
             # Create measurement for known sensor
             sensor_name = self.sensor_config.get_name(mac_with_colons)
+            
+            # --- PHASE 2: Update live data in DB for TUI ---
+            self.discovery_manager.add_or_update(
+                mac_with_colons,
+                sensor_name,
+                rssi,
+                temperature,
+                humidity,
+                battery_percent,
+                battery_voltage
+            )
+            # -----------------------------------------------
+            
             measurement = Measurement(
                 temperature=temperature,
                 humidity=humidity,
@@ -254,9 +267,8 @@ class SensorReader:
         )
         
         if is_new:
-            logger.info(f"New sensor discovered: {mac} ({device_name})")
+            # Notification is handled by DiscoveryManager
-            sensor = self.discovery_manager.sensors[mac]
+            pass
-            self.discovery_manager.send_ntfy_notification(sensor)
     
     def _parse_atc_data(self, data_str: str) -> Optional[tuple]:
         """

src/sensorpajen/tui/app.py

@@ -1,10 +1,10 @@
 from textual.app import App, ComposeResult
-from textual.widgets import Header, Footer, TabbedContent, TabPane, DataTable
+from textual.widgets import Header, Footer, TabbedContent, TabPane, DataTable, Static, Button
-from textual.containers import Container
+from textual.containers import Container, Horizontal
 from textual import on
 
 from ..discovery_manager import DiscoveryManager
-from ..config import SensorConfig
+from ..config import SensorConfig, save_env_var
 from .modals import InputModal
 
 class SensorpajenApp(App):
@@ -38,6 +38,31 @@ class SensorpajenApp(App):
     #modal-buttons Button {
         margin: 0 1;
     }
+    
+    /* Dashboard specific CSS */
+    .dashboard-row {
+        height: auto;
+        margin: 1;
+    }
+    
+    .dash-stat {
+        width: 1fr;
+        height: auto;
+        border: solid $accent;
+        padding: 1;
+        margin: 1;
+        text-align: center;
+    }
+    
+    .dashboard-controls {
+        height: auto;
+        align: center middle;
+        margin-top: 2;
+    }
+    
+    .dashboard-controls Button {
+        margin: 0 2;
+    }
     """
 
     BINDINGS = [
@@ -53,8 +78,9 @@ class SensorpajenApp(App):
 
     def __init__(self, **kwargs):
         super().__init__(**kwargs)
-        self.discovery_manager = DiscoveryManager()
         self.sensor_config = SensorConfig()
+        # Pass sensor_config to discovery manager for filtering
+        self.discovery_manager = DiscoveryManager(sensor_config=self.sensor_config)
 
     def compose(self) -> ComposeResult:
         """Create child widgets for the app."""
@@ -66,8 +92,46 @@ class SensorpajenApp(App):
                 yield DataTable(id="configured-table", cursor_type="row")
             with TabPane("Ignored", id="ignored"):
                 yield DataTable(id="ignored-table", cursor_type="row")
+            with TabPane("Settings", id="settings"):
+                yield DataTable(id="settings-table", cursor_type="row")
+            with TabPane("Dashboard", id="dashboard"):
+                with Horizontal(classes="dashboard-row"):
+                     yield Static("CPU Temp: ...", id="dash-cpu-temp", classes="dash-stat")
+                     yield Static("Load Avg: ...", id="dash-load", classes="dash-stat")
+                with Horizontal(classes="dashboard-row"):
+                     yield Static("Memory: ...", id="dash-memory", classes="dash-stat")
+                     yield Static("Disk: ...", id="dash-disk", classes="dash-stat")
+                with Horizontal(classes="dashboard-controls"):
+                     yield Button("Restart Service", id="btn-restart-service", variant="warning")
+                     yield Button("Stop Service", id="btn-stop-service", variant="error")
         yield Footer()
 
+    def on_button_pressed(self, event: Button.Pressed) -> None:
+        """Handle button presses."""
+        if event.button.id == "btn-restart-service":
+            self.action_restart_service()
+        elif event.button.id == "btn-stop-service":
+            self.action_stop_service()
+
+    def action_restart_service(self) -> None:
+        """Restart the system service."""
+        import subprocess
+        try:
+            subprocess.run(["sudo", "systemctl", "restart", "sensorpajen"], check=False)
+            self.notify("Service restart triggered", severity="information")
+        except Exception as e:
+            self.notify(f"Failed to restart: {e}", severity="error")
+
+    def action_stop_service(self) -> None:
+        """Stop the system service."""
+        import subprocess
+        try:
+            subprocess.run(["sudo", "systemctl", "stop", "sensorpajen"], check=False)
+            self.notify("Service stop triggered", severity="warning")
+        except Exception as e:
+            self.notify(f"Failed to stop: {e}", severity="error")
+
+
     def on_mount(self) -> None:
         """Handle app mount event."""
         self.refresh_data()
@@ -91,10 +155,13 @@ class SensorpajenApp(App):
         
         name = await self.push_screen(InputModal("Enter sensor name", initial_value=default_name))
         if name:
+            try:
                 self.sensor_config.add_sensor(mac, name)
                 self.discovery_manager.approve(mac)
                 self.notify(f"Approved {mac} as {name}")
                 self.refresh_data()
+            except Exception as e:
+                self.notify(f"Error approving sensor: {e}", severity="error")
 
     async def action_ignore(self) -> None:
         """Ignore the selected discovered sensor."""
@@ -110,15 +177,18 @@ class SensorpajenApp(App):
         
         reason = await self.push_screen(InputModal("Enter ignore reason (optional)"))
         if reason is not None: # Allow empty string but not None (Cancel)
+            try:
                 self.discovery_manager.ignore(mac, reason if reason else None)
                 self.notify(f"Ignored {mac}")
                 self.refresh_data()
+            except Exception as e:
+                self.notify(f"Error ignoring sensor: {e}", severity="error")
 
     async def action_edit(self) -> None:
-        """Edit the selected configured sensor."""
+        """Edit the selected item (sensor or setting)."""
-        if self.query_one(TabbedContent).active != "configured":
+        active_tab = self.query_one(TabbedContent).active
-            return
         
+        if active_tab == "configured":
             table = self.query_one("#configured-table", DataTable)
             if table.cursor_row is None:
                 return
@@ -129,9 +199,33 @@ class SensorpajenApp(App):
             
             name = await self.push_screen(InputModal("Edit sensor name", initial_value=current_name))
             if name:
+                try:
                     self.sensor_config.add_sensor(mac, name)
                     self.notify(f"Updated {mac} to {name}")
                     self.refresh_data()
+                except Exception as e:
+                    self.notify(f"Error updating sensor: {e}", severity="error")
+                
+        elif active_tab == "settings":
+            table = self.query_one("#settings-table", DataTable)
+            if table.cursor_row is None:
+                return
+            
+            row = table.get_row_at(table.cursor_row)
+            key = row[0]
+            current_value = row[1]
+            
+            new_value = await self.push_screen(InputModal(f"Edit {key}", initial_value=str(current_value)))
+            if new_value is not None:
+                try:
+                    save_env_var(key, new_value)
+                    self.notify(f"Updated {key}. Restart required!", severity="warning")
+                    # Temporarily update the view although it won't take effect until restart
+                    import os
+                    os.environ[key] = new_value # Update current runtime env for display
+                    self.refresh_data()
+                except Exception as e:
+                    self.notify(f"Error saving setting: {e}", severity="error")
 
     def action_remove(self) -> None:
         """Remove the selected configured sensor."""
@@ -145,9 +239,16 @@ class SensorpajenApp(App):
         row = table.get_row_at(table.cursor_row)
         mac = row[0]
         
+        try:
             self.sensor_config.remove_sensor(mac)
+            
+            # Also need to reset its status in DiscoveryManager to make it show up in Discovery again
+            self.discovery_manager.unignore(mac) # unignore sets status to 'pending'
+            
             self.notify(f"Removed {mac}")
             self.refresh_data()
+        except Exception as e:
+            self.notify(f"Error removing sensor: {e}", severity="error")
 
     def action_unignore(self) -> None:
         """Unignore the selected sensor."""
@@ -170,6 +271,8 @@ class SensorpajenApp(App):
         self._update_discovery_table()
         self._update_configured_table()
         self._update_ignored_table()
+        self._update_settings_table()
+        self._update_dashboard()
 
     def _update_discovery_table(self) -> None:
         table = self.query_one("#discovery-table", DataTable)
@@ -191,10 +294,35 @@ class SensorpajenApp(App):
     def _update_configured_table(self) -> None:
         table = self.query_one("#configured-table", DataTable)
         table.clear(columns=True)
-        table.add_columns("MAC", "Name")
+        table.add_columns("MAC", "Name", "Temp", "Humidity", "Battery", "RSSI", "Last Seen")
         
         for mac, name in self.sensor_config.sensors.items():
-            table.add_row(mac, name)
+            sensor_data = self.discovery_manager.db.get_sensor(mac)
+            
+            temp = "N/A"
+            humidity = "N/A"
+            battery = "N/A"
+            rssi = "N/A"
+            last_seen = "N/A"
+            
+            if sensor_data:
+                # sensor_data is a Row/dict
+                if sensor_data['last_temp'] is not None:
+                    temp = f"{sensor_data['last_temp']:.1f}°C"
+                if sensor_data['last_humidity'] is not None:
+                    humidity = f"{sensor_data['last_humidity']}%"
+                if sensor_data['last_battery_percent'] is not None:
+                    battery = f"{sensor_data['last_battery_percent']}%"
+                if sensor_data['rssi'] is not None:
+                    rssi = str(sensor_data['rssi'])
+                if sensor_data['last_seen']:
+                    try:
+                        # Extract time only: 2025-12-27T14:30:00 -> 14:30:00
+                        last_seen = sensor_data['last_seen'].split("T")[1].split(".")[0]
+                    except IndexError:
+                         last_seen = sensor_data['last_seen']
+            
+            table.add_row(mac, name, temp, humidity, battery, rssi, last_seen)
 
     def _update_ignored_table(self) -> None:
         table = self.query_one("#ignored-table", DataTable)
@@ -210,6 +338,71 @@ class SensorpajenApp(App):
                 s.ignore_reason or ""
             )
 
+    def _update_settings_table(self) -> None:
+        import os
+        table = self.query_one("#settings-table", DataTable)
+        table.clear(columns=True)
+        table.add_columns("Key", "Value")
+        
+        # Relevant keys to show
+        relevant_prefixes = ["MQTT_", "WATCHDOG_", "ENABLE_BATTERY", "LOG_LEVEL", "NTFY_", "SKIP_IDENTICAL"]
+        
+        for key, value in sorted(os.environ.items()):
+            if any(key.startswith(p) for p in relevant_prefixes):
+                table.add_row(key, value)
+    
+    def _update_dashboard(self) -> None:
+        """Update dashboard statistics."""
+        try:
+            # CPU Temp
+            cpu_temp = "N/A"
+            try:
+                 with open("/sys/class/thermal/thermal_zone0/temp", "r") as f:
+                     temp_raw = int(f.read().strip())
+                     cpu_temp = f"{temp_raw / 1000.0:.1f}°C"
+            except:
+                 pass
+            self.query_one("#dash-cpu-temp", Static).update(f"CPU Temp\n{cpu_temp}")
+            
+            # Load Avg
+            import os
+            load_avg = os.getloadavg()
+            self.query_one("#dash-load", Static).update(f"Load Avg\n{load_avg[0]:.2f}, {load_avg[1]:.2f}, {load_avg[2]:.2f}")
+            
+            # Memory
+            mem_used_pct = "N/A"
+            try:
+                mem_info = {}
+                with open("/proc/meminfo", "r") as f:
+                    for line in f:
+                        parts = line.split(":")
+                        if len(parts) == 2:
+                            val = int(parts[1].strip().split()[0])
+                            mem_info[parts[0]] = val
+                
+                if "MemTotal" in mem_info and "MemAvailable" in mem_info:
+                    total = mem_info["MemTotal"]
+                    avail = mem_info["MemAvailable"]
+                    used = total - avail
+                    mem_used_pct = f"{(used / total) * 100:.1f}%"
+            except:
+                pass
+            self.query_one("#dash-memory", Static).update(f"Memory Used\n{mem_used_pct}")
+            
+            # Disk
+            import shutil
+            disk_used_pct = "N/A"
+            try:
+                total, used, free = shutil.disk_usage("/")
+                disk_used_pct = f"{(used / total) * 100:.1f}%"
+            except:
+                pass
+            self.query_one("#dash-disk", Static).update(f"Disk Usage\n{disk_used_pct}")
+            
+        except Exception as e:
+            # Don't crash TUI on stat failure
+            pass
+
 def main():
     app = SensorpajenApp()
     app.run()