#!/bin/bash
# install.sh — install the ralph-workplan skill into Claude Code's user commands
#
# Usage:
#   ./install.sh              # install
#   ./install.sh --uninstall  # remove

set -euo pipefail

PLUGIN_NAME="ralph-workplan"
REPO_DIR="$(cd "$(dirname "$0")" && pwd)"
COMMANDS_DIR="${HOME}/.claude/commands"
SKILL_FILE="${COMMANDS_DIR}/${PLUGIN_NAME}.md"
SCRIPTS_SRC="${REPO_DIR}/plugin/scripts"

# ── Uninstall ──────────────────────────────────────────────────────────────────
if [[ "${1:-}" == "--uninstall" ]]; then
  if [[ -f "$SKILL_FILE" ]]; then
    rm -f "$SKILL_FILE"
    echo "Removed: $SKILL_FILE"
  fi
  echo "✅ Uninstalled: $PLUGIN_NAME"
  echo "   Restart Claude Code to apply."
  exit 0
fi

# ── Install ────────────────────────────────────────────────────────────────────
mkdir -p "$COMMANDS_DIR"

# Write skill file with absolute script paths (avoids CLAUDE_PLUGIN_ROOT dependency)
sed "s|\${CLAUDE_PLUGIN_ROOT}/scripts|${SCRIPTS_SRC}|g" \
  "${REPO_DIR}/plugin/ralph-workplan.md" > "$SKILL_FILE"

chmod +x "${SCRIPTS_SRC}/check-done.sh"
chmod +x "${SCRIPTS_SRC}/setup.sh"

echo "✅ Installed: $PLUGIN_NAME"
echo "   Skill: $SKILL_FILE"
echo "   Scripts: ${SCRIPTS_SRC}/"
echo "   Invoke: /ralph-workplan <workplan-file> [--max-iterations N]"
echo ""
echo "   Restart Claude Code for the skill to appear."