Initial clean project state

2026-05-04 11:59:40 +00:00
commit 3f187e911b
141 changed files with 27112 additions and 0 deletions
@@ -0,0 +1,95 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+repo_root="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
+
+is_java_home_usable() {
+  local candidate="${1:-}"
+  if [[ -z "$candidate" || ! -x "$candidate/bin/java" || ! -x "$candidate/bin/javac" ]]; then
+    return 1
+  fi
+  local version
+  version="$("$candidate/bin/javac" -version 2>&1 | awk '{print $2}' | cut -d. -f1)"
+  [[ "$version" =~ ^[0-9]+$ ]] || return 1
+  [[ "$version" -ge 17 ]]
+}
+
+resolve_java_home_from_path() {
+  if ! command -v javac >/dev/null 2>&1; then
+    return 1
+  fi
+  local javac_path candidate
+  javac_path="$(readlink -f "$(command -v javac)")"
+  candidate="$(cd "$(dirname "$javac_path")/.." && pwd)"
+  if is_java_home_usable "$candidate"; then
+    printf '%s\n' "$candidate"
+    return 0
+  fi
+  return 1
+}
+
+resolve_java_home() {
+  if is_java_home_usable "${JAVA_HOME:-}"; then
+    printf '%s\n' "$JAVA_HOME"
+    return 0
+  fi
+  if resolve_java_home_from_path >/dev/null 2>&1; then
+    resolve_java_home_from_path
+    return 0
+  fi
+  return 1
+}
+
+is_sdk_dir_usable() {
+  local candidate="${1:-}"
+  [[ -n "$candidate" && -x "$candidate/cmdline-tools/latest/bin/sdkmanager" ]]
+}
+
+resolve_sdk_dir() {
+  local candidates=(
+    "${ANDROID_SDK_ROOT:-}"
+    "${ANDROID_HOME:-}"
+    "$HOME/Android/Sdk"
+    "$HOME/android-sdk"
+    "/opt/android-sdk"
+    "/usr/lib/android-sdk"
+  )
+  local candidate
+  for candidate in "${candidates[@]}"; do
+    if is_sdk_dir_usable "$candidate"; then
+      printf '%s\n' "$candidate"
+      return 0
+    fi
+  done
+  return 1
+}
+
+write_local_properties() {
+  local sdk_dir="$1"
+  printf 'sdk.dir=%s\n' "$sdk_dir" > "$repo_root/local.properties"
+}
+
+JAVA_HOME="$(resolve_java_home)" || {
+  echo "Missing usable JDK 17+." >&2
+  echo "Install openjdk-17-jdk globally and make it available via JAVA_HOME or PATH." >&2
+  return 1 2>/dev/null || exit 1
+}
+
+ANDROID_SDK_ROOT="$(resolve_sdk_dir)" || {
+  echo "Missing usable Android SDK." >&2
+  echo "Expected cmdline-tools/latest/bin/sdkmanager in one of:" >&2
+  echo "  \$ANDROID_SDK_ROOT, \$ANDROID_HOME, \$HOME/Android/Sdk, \$HOME/android-sdk, /opt/android-sdk, or /usr/lib/android-sdk" >&2
+  return 1 2>/dev/null || exit 1
+}
+
+export JAVA_HOME
+export ANDROID_SDK_ROOT
+export ANDROID_HOME="$ANDROID_SDK_ROOT"
+export PATH="$JAVA_HOME/bin:$ANDROID_SDK_ROOT/platform-tools:$PATH"
+
+write_local_properties "$ANDROID_SDK_ROOT"
+
+echo "JAVA_HOME=$JAVA_HOME"
+echo "ANDROID_SDK_ROOT=$ANDROID_SDK_ROOT"
+echo "ANDROID_TOOLCHAIN_ORIGIN=global"