#!/usr/bin/env bash
set -euo pipefail

ROOT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
BUILD_FILE="$ROOT_DIR/android/app/build.gradle.kts"
META_DIR="$ROOT_DIR/website/assets/meta"
APK_FILE="$ROOT_DIR/website/downloads/app-debug.apk"
OUTPUT_FILE="$META_DIR/version.json"

mkdir -p "$META_DIR"

version_code="$(grep -E 'versionCode = [0-9]+' "$BUILD_FILE" | head -n1 | sed -E 's/.*versionCode = ([0-9]+)/\1/')"
version_name="$(grep -E 'versionName = "[0-9]+\.[0-9]+\.[0-9]+"' "$BUILD_FILE" | head -n1 | sed -E 's/.*versionName = "([0-9]+\.[0-9]+\.[0-9]+)"/\1/')"
build_date="$(date -u +"%Y-%m-%dT%H:%M:%SZ")"
apk_size="$(stat -c %s "$APK_FILE")"

cat > "$OUTPUT_FILE" <<EOF
{
  "versionName": "$version_name",
  "versionCode": $version_code,
  "buildDateUtc": "$build_date",
  "apkPath": "downloads/app-debug.apk",
  "apkSizeBytes": $apk_size
}
EOF

echo "Site metadata updated: $version_name ($version_code)"