app-launch

#!/bin/bash

# --- Dynamic Path Detection ---
# 1. Try to get Android SDK from local.properties if not defined
if [ -z "$ANDROID_HOME" ]; then
    if [ -f "local.properties" ]; then
        # Extract sdk.dir and clean possible spaces or carriage returns
        ANDROID_HOME=$(grep '^sdk.dir' local.properties | cut -d'=' -f2 | tr -d '\r' | xargs)
    fi
fi

# 2. Add platform-tools to PATH if SDK is detected
if [ -n "$ANDROID_HOME" ] && [ -d "$ANDROID_HOME/platform-tools" ]; then
    export PATH="$ANDROID_HOME/platform-tools:$PATH"
fi

# 3. Try to locate Android Studio JDK (JBR) if JAVA_HOME is not defined
if [ -z "$JAVA_HOME" ]; then
    STUDIO_BIN=$(which android-studio 2>/dev/null || which studio 2>/dev/null)
    if [ -n "$STUDIO_BIN" ]; then
        # Follow link if necessary to find the base installation folder
        STUDIO_PATH=$(readlink -f "$STUDIO_BIN")
        STUDIO_DIR=$(dirname "$(dirname "$STUDIO_PATH")")
        if [ -d "$STUDIO_DIR/jbr" ]; then
            export JAVA_HOME="$STUDIO_DIR/jbr"
        fi
    fi
fi

# Verify minimum requirements
if ! command -v adb &> /dev/null; then
    echo "⚠️  Warning: 'adb' not found in PATH or ANDROID_HOME/platform-tools."
fi


# 1. Get device list (only those that are 'device')
DEVICES=($(adb devices | grep -v "List" | grep "device$" | awk '{print $1}'))

if [ ${#DEVICES[@]} -eq 0 ]; then
    echo "❌ Error: No devices or emulators detected."
    echo "Make sure the emulator is running."
    exit 1
fi

# 2. Device selection
if [ -n "$1" ]; then
    # If ID is passed as first argument
    DEVICE_ID=$1
else
    # If only one device, select it automatically
    if [ ${#DEVICES[@]} -eq 1 ]; then
        DEVICE_ID=${DEVICES[0]}
    else
        # If multiple devices, prompt user
        echo "📱 Multiple devices detected:"
        for i in "${!DEVICES[@]}"; do
            echo "$((i+1))) ${DEVICES[$i]}"
        done
        echo -n "Choose a device (1-${#DEVICES[@]}): "
        read CHOICE
        
        # Validate selection
        if [[ ! "$CHOICE" =~ ^[0-9]+$ ]] || [ "$CHOICE" -lt 1 ] || [ "$CHOICE" -gt "${#DEVICES[@]}" ]; then
            echo "❌ Invalid selection."
            exit 1
        fi
        DEVICE_ID=${DEVICES[$((CHOICE-1))]}
    fi
fi

echo "🚀 Using device: $DEVICE_ID"

# 3. Compile and install specifically on that device
echo "🛠️  Compiling and installing..."
./gradlew :quickRouteMap:installDebug -Pandroid.injected.serial="$DEVICE_ID"

if [ $? -ne 0 ]; then
    echo "❌ Error during compilation or installation."
    exit 1
fi

# 4. Launch the application
echo "⚡ Launching application..."
adb -s "$DEVICE_ID" shell am start -n com.dpm.quickroutemap/com.dpm.quickroutemap.QuickRouteMapActivity

echo "✅ Ready!"

# 5. View process logs (filtered by app)
echo "📜 Waiting for process to start to show logs..."

# Polling loop to detect PID (max 10 seconds)
MAX_RETRIES=10
PID=""
for ((i=1; i<=MAX_RETRIES; i++)); do
    PID=$(adb -s "$DEVICE_ID" shell pidof -s com.dpm.quickroutemap | tr -d '\r' | xargs)
    if [ -n "$PID" ]; then
        break
    fi
    sleep 1
done

if [ -n "$PID" ]; then
    echo "📊 PID detected: $PID. Starting logcat..."
    # Use logcat --pid with the detected PID
    adb -s "$DEVICE_ID" logcat --pid="$PID"
else
    echo "⚠️  Could not detect application PID after 10 seconds. Showing general logcat..."
    adb -s "$DEVICE_ID" logcat com.dpm.quickroutemap:V *:S
fi