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

INSTALL_DIR="/usr/local/bin"
CONFIG_DIR="${XDG_CONFIG_HOME:-$HOME/.config}/mach"
BINARY="build/mach"

OS="$(uname -s)"

echo "Installing mach..."

# Build if binary not present
if [ ! -f "$BINARY" ]; then
    echo "Building..."
    make build
fi

# Install binary
echo "Copying binary to $INSTALL_DIR..."
sudo cp "$BINARY" "$INSTALL_DIR/mach"
sudo chmod +x "$INSTALL_DIR/mach"

# Check PATH
if ! echo "$PATH" | tr ':' '\n' | grep -qx "$INSTALL_DIR"; then
    echo "WARNING: $INSTALL_DIR is not in your PATH. Add it to your shell profile."
fi

# Create config with defaults if not present
if [ ! -f "$CONFIG_DIR/config.json" ]; then
    mkdir -p "$CONFIG_DIR"
    cat > "$CONFIG_DIR/config.json" <<'EOF'
{
  "input_type": "md",
  "output_type": "rtf"
}
EOF
    echo "Created default config at $CONFIG_DIR/config.json"
fi

# Linux: create .desktop entry
if [ "$OS" = "Linux" ]; then
    DESKTOP_DIR="$HOME/.local/share/applications"
    mkdir -p "$DESKTOP_DIR"
    cat > "$DESKTOP_DIR/mach.desktop" <<EOF
[Desktop Entry]
Name=mach
Comment=Markdown to RTF clipboard converter
Exec=$INSTALL_DIR/mach %f
Terminal=true
Type=Application
Categories=Utility;TextTools;
MimeType=text/markdown;
EOF
    echo "Created desktop entry at $DESKTOP_DIR/mach.desktop"
fi

echo "Done! Run 'mach -v' to verify."