#!/bin/bash

echo "Installing dependencies for img2pdf..."
ROOT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"

# Check if Go is installed
if ! command -v go &> /dev/null; then
    echo "Go is not installed. Please install Go first:"
    echo "  - On Ubuntu/Debian: sudo apt install golang-go"
    echo "  - On macOS: brew install go"
    echo "  - On Windows: Download from https://golang.org/dl/"
    exit 1
fi

# Check if we're in a git repository
if ! git rev-parse --git-dir > /dev/null 2>&1; then
    echo "This is not a git repository. Initializing git..."
    git init
fi

# Install Go dependencies
echo "Installing Go dependencies..."
(cd "$ROOT_DIR" && go mod download)

# Check for system-specific GUI dependencies
case "$(uname -s)" in
    Linux*)
        echo "Checking for Linux GUI dependencies..."
        if command -v apt-get &> /dev/null; then
            echo "Detected Debian/Ubuntu system"
            echo "Installing required development packages..."
            echo "Please enter your sudo password when prompted:"
            sudo apt-get install -y libgl1-mesa-dev libx11-dev libxcursor-dev libxrandr-dev libxinerama-dev libxi-dev libglu1-mesa-dev
        elif command -v dnf &> /dev/null; then
            echo "Detected Fedora system"
            echo "Installing required development packages..."
            echo "Please enter your sudo password when prompted:"
            sudo dnf install -y libX11-devel libXcursor-devel libXrandr-devel libXi-devel mesa-libGL-devel libXinerama-devel
        elif command -v pacman &> /dev/null; then
            echo "Detected Arch Linux system"
            echo "Installing required development packages..."
            echo "Please enter your sudo password when prompted:"
            sudo pacman -S --noconfirm libx11 libxcursor libxrandr libxi mesa libxinerama
        fi
        ;;
    Darwin*)
        echo "macOS detected - GUI dependencies should be handled by Xcode command line tools"
        if ! xcode-select -p &> /dev/null; then
            echo "Installing Xcode command line tools..."
            xcode-select --install
        fi
        ;;
    CYGWIN*|MINGW*|MSYS*)
        echo "Windows detected - make sure you have GCC/MinGW installed"
        ;;
esac

echo "Dependency installation complete!"
echo "Run './scripts/build.sh' to build the application."