#!/bin/bash
# Fix Rust Installation and Build Backend

echo "============================================"
echo "Fixing Rust Installation"
echo "============================================"
echo ""

# Add Cargo to PATH permanently
echo "Adding Rust to your shell configuration..."

if [ -f "$HOME/.zshrc" ]; then
    if ! grep -q '.cargo/env' "$HOME/.zshrc"; then
        echo '' >> "$HOME/.zshrc"
        echo '# Rust (Cargo)' >> "$HOME/.zshrc"
        echo 'source "$HOME/.cargo/env"' >> "$HOME/.zshrc"
        echo "✅ Added Rust to ~/.zshrc"
    else
        echo "✅ Rust already in ~/.zshrc"
    fi
fi

# Source it for current shell
export PATH="$HOME/.cargo/bin:$PATH"

# Check if rustup exists, if not install Rust
if ! command -v rustup &> /dev/null; then
    echo ""
    echo "Installing Rust..."
    curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y --default-toolchain stable
    source "$HOME/.cargo/env"
fi

# Set default toolchain
rustup default stable

echo ""
echo "✅ Rust Configuration Complete"
echo ""
echo "Rust version: $(rustc --version)"
echo "Cargo version: $(cargo --version)"
echo ""

# Now build the backend
echo "============================================"
echo "Building Backend"
echo "============================================"
echo ""

cd core

echo "Building... (this takes 5-10 minutes on first build)"
cargo build --bin archipelago

if [ $? -eq 0 ]; then
    echo ""
    echo "============================================"
    echo "✅ SUCCESS! Backend Built"
    echo "============================================"
    echo ""
    echo "Next steps:"
    echo ""
    echo "1. Restart your terminal (or run: source ~/.zshrc)"
    echo ""
    echo "2. Start the full stack:"
    echo "   ./scripts/dev-start.sh"
    echo "   Choose option 2"
    echo ""
    echo "Or manually:"
    echo "   Terminal 1: cd core && cargo run --bin archipelago"
    echo "   Terminal 2: cd neode-ui && npm run dev"
    echo ""
else
    echo ""
    echo "❌ Build failed. Check errors above."
fi