#!/usr/bin/env bash
# ──────────────────────────────────────────────────────────────
# bricks-mp — Build all test clients (generic-client, sageclient)
#
# Usage:
#   ./build_all.sh              # Build all
#   ./build_all.sh generic      # Build generic-client only
#   ./build_all.sh sage         # Build sageclient only
#   ./build_all.sh run          # Run generic-client
#   ./build_all.sh clean        # Clean all
# ──────────────────────────────────────────────────────────────
set -euo pipefail

SCRIPT_DIR="$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" && pwd)"

# ─── Find Gradle ───
find_gradle() {
    if [ -x "$HOME/.gradle/gradle-8.5/bin/gradle" ]; then
        echo "$HOME/.gradle/gradle-8.5/bin/gradle"
        return 0
    fi
    if [ -x "$SCRIPT_DIR/../gradlew" ]; then
        echo "$SCRIPT_DIR/../gradlew"
        return 0
    fi
    if command -v gradle >/dev/null 2>&1; then
        echo "gradle"
        return 0
    fi
    return 1
}

if ! GRADLE_CMD="$(find_gradle)"; then
    echo "ERROR: Gradle not found. Place at ~/.gradle/gradle-8.5 or install system gradle." >&2
    exit 1
fi

echo "Using Gradle: $GRADLE_CMD"

MODE="${1:-build}"

gradle_build() {
    local client="$1"
    local dir="$SCRIPT_DIR/$client"
    if [ ! -d "$dir" ]; then
        echo "SKIP: $client (directory not found)"
        return 0
    fi
    echo ""
    echo "══════════════════════════════════════════════"
    echo "  Building: $client"
    echo "══════════════════════════════════════════════"
    cd "$dir"

    case "$MODE" in
        build|*)
            "$GRADLE_CMD" compileKotlinJvm --no-daemon --no-configuration-cache
            ;;
        run)
            "$GRADLE_CMD" run --no-daemon --no-configuration-cache
            ;;
        clean)
            "$GRADLE_CMD" clean --no-daemon --no-configuration-cache
            ;;
        package)
            "$GRADLE_CMD" createDistributable --no-daemon --no-configuration-cache
            ;;
    esac
    echo "OK: $client"
}

case "$MODE" in
    generic)
        gradle_build generic-client
        ;;
    sage)
        gradle_build sageclient
        ;;
    clean)
        gradle_build generic-client
        gradle_build sageclient
        ;;
    run)
        gradle_build generic-client
        ;;
    build|*)
        gradle_build generic-client
        gradle_build sageclient
        echo ""
        echo "══════════════════════════════════════════════"
        echo "  All builds completed"
        echo "══════════════════════════════════════════════"
        ;;
esac