Create a Android emulator by running ./setup_emulator.sh (it downloads google's commandline tools for this, and the Android image)

gistfile1.txt

#!/bin/bash

# Store this file as setup_emulator.sh, then simpy execute it.
#
#
# ==============================================================================
#  AUTO-SETUP: Android Emulator (Apple Silicon M-Series)
#  - Default: Android 16 (API 36)
#  - Preset: Pixel Tablet (2560x1600)
#  - Heap: 1GB | RAM: 4GB
# ==============================================================================

# --- DEFAULTS ---
SDK_PATH="$HOME/android-sdk"
CMD_TOOLS_URL="https://dl.google.com/android/repository/commandlinetools-mac-13114758_latest.zip"
ZIP_NAME="commandlinetools-mac-13114758_latest.zip"
AVD_NAME="M2_Pixel_Tablet"
DEVICE_ID="pixel_tablet"      # The Official Pixel Tablet Hardware Profile
ANDROID_VER_NUM="36"          # Android 16

# --- ARGUMENT PARSING ---
ONLY_ADD_GAPPS=false

for arg in "$@"; do
    case $arg in
        --setver=*) ANDROID_VER_NUM="${arg#*=}" ;;
        --add-gapps) ONLY_ADD_GAPPS=true ;;
    esac
done

ANDROID_IMAGE="system-images;android-${ANDROID_VER_NUM};google_apis_playstore;arm64-v8a"

# --- HELPER: CONFIGURE AVD ---
configure_avd_settings() {
    CONFIG_FILE="$HOME/.android/avd/$AVD_NAME.avd/config.ini"
    
    echo "⚙️  Patching AVD Configuration..."
    if [ ! -f "$CONFIG_FILE" ]; then
        echo "❌ Error: AVD config not found."
        exit 1
    fi

    # Helper function
    set_config() {
        key=$1
        val=$2
        if grep -q "^$key" "$CONFIG_FILE"; then
            sed -i '' "s|^$key=.*|$key=$val|" "$CONFIG_FILE"
        else
            echo "$key=$val" >> "$CONFIG_FILE"
        fi
    }

    # --- 1. REMOVE BROKEN SKINS ---
    sed -i '' '/^skin.name/d' "$CONFIG_FILE"
    sed -i '' '/^skin.path/d' "$CONFIG_FILE"

    # --- 2. PIXEL TABLET SPECS ---
    echo "🖥️  Applying Pixel Tablet Specs (2560x1600)..."
    set_config "hw.lcd.width" "2560"
    set_config "hw.lcd.height" "1600"
    set_config "hw.lcd.density" "320"      # Standard XHDPI for tablets
    set_config "hw.initialOrientation" "landscape"
    
    # --- 3. MEMORY SETTINGS ---
    echo "🧠 Setting Memory: 1GB Heap / 4GB RAM..."
    set_config "vm.heapSize" "1024"        # The requested 1GB Heap
    set_config "hw.ramSize" "4096"         # System RAM (Needs 4GB for Android 16)

    # --- 4. KEYBOARD & HARDWARE ---
    set_config "hw.keyboard" "yes"
    set_config "hw.mainKeys" "yes"
    set_config "hw.trackBall" "no"
    set_config "hw.dPad" "no"

    # --- 5. GPU & PLAY STORE ---
    set_config "hw.gpu.mode" "auto"
    set_config "PlayStore.enabled" "true"
    set_config "tag.id" "google_apis_playstore"
    set_config "tag.display" "Google Play"

    echo "✅ Configuration Patched."
}

# --- MODE: JUST UPDATE CONFIG? ---
if [ "$ONLY_ADD_GAPPS" = true ]; then
    configure_avd_settings
    exit 0
fi

# =========================================================
#      FULL INSTALLATION
# =========================================================

echo "🚀 Starting Setup (Android ${ANDROID_VER_NUM} - Pixel Tablet)..."

# 1. Java Check
if ! command -v java &> /dev/null; then
    echo "❌ Java JDK not found."
    exit 1
fi

# 2. Download Tools
mkdir -p "$SDK_PATH/cmdline-tools"
if [ ! -d "$SDK_PATH/cmdline-tools/latest" ]; then
    if [ ! -f "$ZIP_NAME" ]; then
        echo "⬇️  Downloading Command Line Tools..."
        curl -o "$ZIP_NAME" "$CMD_TOOLS_URL"
    fi
    echo "📦 Unzipping..."
    unzip -q "$ZIP_NAME" -d "$SDK_PATH/cmdline-tools"
    mv "$SDK_PATH/cmdline-tools/cmdline-tools" "$SDK_PATH/cmdline-tools/latest"
fi

export ANDROID_HOME="$SDK_PATH"
export PATH="$SDK_PATH/cmdline-tools/latest/bin:$SDK_PATH/platform-tools:$SDK_PATH/emulator:$PATH"

# 3. Install Image
echo "⬇️  Downloading Android ${ANDROID_VER_NUM} Image..."
yes | sdkmanager --licenses > /dev/null 2>&1
yes | sdkmanager "platform-tools" "emulator" "$ANDROID_IMAGE"

# 4. Create Device
echo "📱 Creating Virtual Pixel Tablet..."
avdmanager delete avd -n "$AVD_NAME" > /dev/null 2>&1
echo "no" | avdmanager create avd -n "$AVD_NAME" -k "$ANDROID_IMAGE" --device "$DEVICE_ID" --force

# 5. Apply Config
configure_avd_settings

# 6. Create Launch Script
cat <<EOT > ~/launch_android.sh
#!/bin/bash
export ANDROID_HOME="$SDK_PATH"
export PATH="\$ANDROID_HOME/emulator:\$PATH"
echo "🚀 Launching Pixel Tablet (Android ${ANDROID_VER_NUM})..."
$SDK_PATH/emulator/emulator -avd $AVD_NAME -gpu auto -accel on -skin 2560x1600
EOT
chmod +x ~/launch_android.sh

# 7. Create Desktop Shortcut (opens terminal)
ln -sf ~/launch_android.sh ~/Desktop/Launch_Android.command
echo "🖥️  Desktop shortcut created."

# 8. Create .app in /Applications (no terminal), to easily launch the emulator from the Finder
APP_PATH="/Applications/Android Emulator.app"
rm -rf "$APP_PATH"
mkdir -p "$APP_PATH/Contents/MacOS"

cat <<'PLIST' > "$APP_PATH/Contents/Info.plist"
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
    <key>CFBundleExecutable</key>
    <string>launch</string>
    <key>CFBundleIdentifier</key>
    <string>com.android.emulator.launcher</string>
    <key>CFBundleName</key>
    <string>Android Emulator</string>
    <key>CFBundleVersion</key>
    <string>1.0</string>
    <key>LSUIElement</key>
    <true/>
</dict>
</plist>
PLIST

cat <<EOT > "$APP_PATH/Contents/MacOS/launch"
#!/bin/bash
export ANDROID_HOME="$SDK_PATH"
export PATH="\$ANDROID_HOME/emulator:\$PATH"
nohup $SDK_PATH/emulator/emulator -avd $AVD_NAME -gpu auto -accel on -skin 2560x1600 > /dev/null 2>&1 &
EOT
chmod +x "$APP_PATH/Contents/MacOS/launch"
echo "📱 App created: /Applications/Android Emulator.app"

echo "----------------------------------------------------"
echo "🎉 SUCCESS! Pixel Tablet Ready."
echo "Run: ~/launch_android.sh"
echo "----------------------------------------------------"