#!/usr/bin/env bash
# compiles the aarch64-linux-android cdylib into jniLibs and assembles the apk via gradle.

set -euo pipefail

SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
source "$SCRIPT_DIR/_env.sh"

REPO_ROOT="$(cd "$SCRIPT_DIR/../.." && pwd)"

GRADLE_TYPE="${1:-release}"
case "$GRADLE_TYPE" in
    debug|release|release-debug) ;;
    *) echo "unknown gradle type: $GRADLE_TYPE (debug|release|release-debug)" >&2; exit 2 ;;
esac

# YRXTALS_ANDROID_CARGO_PROFILE overrides the rust profile, defaulting to the gradle type
CARGO_PROFILE="${YRXTALS_ANDROID_CARGO_PROFILE:-}"
if [[ -z "$CARGO_PROFILE" ]]; then
    case "$GRADLE_TYPE" in
        debug)         CARGO_PROFILE="dev" ;;
        release)       CARGO_PROFILE="release" ;;
        release-debug) CARGO_PROFILE="release-debug" ;;
    esac
fi

bash "$SCRIPT_DIR/generate-icons.sh"

JNILIBS="$REPO_ROOT/android/app/src/main/jniLibs"
mkdir -p "$JNILIBS/arm64-v8a"

CARGO_NDK_FLAGS=( -t arm64-v8a -P 28 -o "$JNILIBS" build )
[[ "$CARGO_PROFILE" != "dev" ]] && CARGO_NDK_FLAGS+=( --profile "$CARGO_PROFILE" )

echo "→ cargo ndk ${CARGO_NDK_FLAGS[*]} (profile=$CARGO_PROFILE)"
( cd "$REPO_ROOT" && cargo ndk "${CARGO_NDK_FLAGS[@]}" )

case "$GRADLE_TYPE" in
    debug)         GRADLE_TASK="assembleDebug";        APK_VARIANT_DIR="debug" ;;
    release)       GRADLE_TASK="assembleRelease";      APK_VARIANT_DIR="release" ;;
    release-debug) GRADLE_TASK="assembleReleaseDebug"; APK_VARIANT_DIR="releaseDebug" ;;
esac

echo "→ gradlew $GRADLE_TASK"
( cd "$REPO_ROOT/android" && ./gradlew "$GRADLE_TASK" )

APK_DIR="$REPO_ROOT/android/app/build/outputs/apk/$APK_VARIANT_DIR"
echo "apk at: $(find "$APK_DIR" -name '*.apk' | head -1)"