#!/usr/bin/env bash
# gstack setup — build browser binary + register all skills with Claude Code
set -e

GSTACK_DIR="$(cd "$(dirname "$0")" && pwd)"
SKILLS_DIR="$(dirname "$GSTACK_DIR")"

# 1. Build browse binary if needed
if [ ! -x "$GSTACK_DIR/browse/dist/browse" ]; then
  echo "Building browse binary..."
  cd "$GSTACK_DIR" && bun install && bun run build
fi

# 2. Only create skill symlinks if we're inside a .claude/skills directory
SKILLS_BASENAME="$(basename "$SKILLS_DIR")"
if [ "$SKILLS_BASENAME" = "skills" ]; then
  linked=()
  for skill_dir in "$GSTACK_DIR"/*/; do
    if [ -f "$skill_dir/SKILL.md" ]; then
      skill_name="$(basename "$skill_dir")"
      # Skip node_modules
      [ "$skill_name" = "node_modules" ] && continue
      target="$SKILLS_DIR/$skill_name"
      # Create or update symlink; skip if a real file/directory exists
      if [ -L "$target" ] || [ ! -e "$target" ]; then
        ln -snf "gstack/$skill_name" "$target"
        linked+=("$skill_name")
      fi
    fi
  done

  echo "gstack ready."
  echo "  browse: $GSTACK_DIR/browse/dist/browse"
  if [ ${#linked[@]} -gt 0 ]; then
    echo "  linked skills: ${linked[*]}"
  fi
else
  echo "gstack ready."
  echo "  browse: $GSTACK_DIR/browse/dist/browse"
  echo "  (skipped skill symlinks — not inside .claude/skills/)"
fi