#!/usr/bin/env bash

set -euo pipefail

DIR="$(cd -- "$(dirname -- "$0")" && pwd)"

if ! XCB=$(pkg-config --cflags --libs xcb xcb-icccm 2>/dev/null); then
  echo "Error: lib-xcb not found. Please install lib-xcb." >&2
  exit 1
fi

if ! xrandr --version >/dev/null 2>&1; then
  echo "Error: xrandr not found. Please install xrandr." >&2
  exit 1
fi

mkdir -p "$DIR/build"

gcc -shared -fPIC -Wall -Wextra -o "$DIR/build/X-kutu.so" "$DIR/src/c/X-kutu.c" $XCB

if [ ! -f "$DIR/build/X-kutu.so" ]; then
  echo "Error: compilation failed." >&2
  exit 1
else
  echo "Success: $DIR/build/X-kutu.so is compiled."
fi

for f in "$DIR/bin/"* "$DIR/src/shell/"*; do
  chmod +x "$f" || {
    echo "Error: Failed to chmod $f" >&2
    exit 1
  }
done

if ! command -v kutu.rb >/dev/null 2>&1 || ! command -v kutu-run.rb >/dev/null 2>&1; then
  echo "Tip: Add $DIR/bin to your PATH to run 'kutu.rb' and 'kutu-run.rb' from anywhere:"
  echo "export PATH=\"\$PATH:$DIR/bin\""
fi

echo -e "\e[32mAll done! Build successful.\e[0m"