#!/bin/bash
# Build release binaries for distribution
# This script builds both Linux and Windows binaries (cross-compile)
# 
# For Windows-only builds, use build-release.ps1 on Windows
# For Linux-only builds, comment out the Windows section below

set -e

VERSION=${1:-$(git describe --tags --always)}
RELEASE_DIR="release-artifacts"

echo "Building Weevil $VERSION release binaries..."
echo ""

# Clean previous artifacts
rm -rf "$RELEASE_DIR"
mkdir -p "$RELEASE_DIR"

# Build Linux binary (optimized)
echo "Building Linux x86_64 binary..."
cargo build --release
strip target/release/weevil

# Package Linux binary
echo "Packaging Linux binaries..."
cd target/release
tar -czf "../../$RELEASE_DIR/weevil-${VERSION}-linux-x86_64.tar.gz" weevil
zip -q "../../$RELEASE_DIR/weevil-${VERSION}-linux-x86_64.zip" weevil
cd ../..

# Build Windows binary (cross-compile)
echo ""
echo "Building Windows x86_64 binary..."

# Check if Windows target is installed
if ! rustup target list | grep -q "x86_64-pc-windows-gnu (installed)"; then
    echo "Installing Windows target..."
    rustup target add x86_64-pc-windows-gnu
fi

# Check if MinGW is installed
if ! command -v x86_64-w64-mingw32-gcc &> /dev/null; then
    echo "Warning: MinGW not found. Install with: sudo apt install mingw-w64"
    echo "Skipping Windows build."
else
    cargo build --release --target x86_64-pc-windows-gnu
    x86_64-w64-mingw32-strip target/x86_64-pc-windows-gnu/release/weevil.exe
    
    # Package Windows binary
    echo "Packaging Windows binary..."
    cd target/x86_64-pc-windows-gnu/release
    zip -q "../../../$RELEASE_DIR/weevil-${VERSION}-windows-x86_64.zip" weevil.exe
    cd ../../..
fi

# Generate checksums
echo ""
echo "Generating checksums..."
cd "$RELEASE_DIR"
sha256sum * > SHA256SUMS
cd ..

# Display results
echo ""
echo "═══════════════════════════════════════════════════════════"
echo "   ✓ Release artifacts built successfully!"
echo "═══════════════════════════════════════════════════════════"
echo ""
echo "Artifacts in $RELEASE_DIR/:"
ls -lh "$RELEASE_DIR"
echo ""
echo "Checksums:"
cat "$RELEASE_DIR/SHA256SUMS"
echo ""
echo "Upload these files to your Gitea release:"
echo "  1. Go to: Releases → $VERSION → Edit Release"
echo "  2. Drag and drop files from $RELEASE_DIR/"
echo "  3. Save"
echo ""