wsl_android_setup.sh

#!/usr/bin/env bash
# ───── Android 빌드 툴 셋업 + 셸 프로필 영구 설정 ─────

### 0) 변수
TOOLS_ZIP="commandlinetools-linux-11076708_latest.zip"
ANDROID_HOME="$HOME/Android"
SHELL_RC="$HOME/.$(basename $SHELL)rc"   # bash → ~/.bashrc, zsh → ~/.zshrc

set -e
echo "▶ Using profile: $SHELL_RC"

### 1) JDK 21 설치
sudo apt update -qq
sudo apt install -y openjdk-21-jdk-headless unzip wget

### 2) JAVA_HOME 동적 계산
JAVA_HOME=$(dirname $(dirname $(readlink -f $(which javac))))
echo "▶ JAVA_HOME=$JAVA_HOME"

### 3) SDK Command-line Tools 설치
mkdir -p "$ANDROID_HOME/cmdline-tools"
cd "$ANDROID_HOME/cmdline-tools"
wget -q "https://dl.google.com/android/repository/$TOOLS_ZIP" -O tools.zip
unzip -q tools.zip -d latest && rm tools.zip

# ZIP 안에 cmdline-tools/* 중첩일 경우 평탄화
if [ -d latest/cmdline-tools ]; then
  mv latest/cmdline-tools/* latest/ && rmdir latest/cmdline-tools
fi

### 4) PATH 임시 반영
export PATH="$ANDROID_HOME/platform-tools:$ANDROID_HOME/emulator:$ANDROID_HOME/cmdline-tools/latest/bin:$JAVA_HOME/bin:$PATH"

### 5) 필수 패키지·라이선스
sdkmanager --update
sdkmanager "platform-tools" "platforms;android-34" "build-tools;34.0.0" "emulator"
yes | sdkmanager --licenses

### 6) ─ 셸 프로필에 영구 추가 ─
grep -qxF '# >>> Android dev env >>>' "$SHELL_RC" || cat >> "$SHELL_RC" <<EOF

# >>> Android dev env >>>
export JAVA_HOME="$JAVA_HOME"
export ANDROID_HOME="\$HOME/Android"
export PATH="\$ANDROID_HOME/platform-tools:\$ANDROID_HOME/emulator:\$ANDROID_HOME/cmdline-tools/latest/bin:\$JAVA_HOME/bin:\$PATH"
# <<< Android dev env <<<
EOF

echo "✅  설치 완료!  새 터미널을 열거나  'source $SHELL_RC'  입력해 적용하세요."