#!/bin/bash

set -e

REPO_URL="https://github.com/thousandflowers/Raccoon.git"
INSTALL_DIR="${HOME}/.raccoon"
BIN_DIR=""
VERSION="unknown"

detect_bin_dir() {
	if [[ -w "/usr/local/bin" ]]; then
		echo "/usr/local/bin"
	elif [[ -w "/usr/local" ]]; then
		echo "/usr/local/bin"
	else
		echo "${HOME}/.local/bin"
	fi
}

get_version() {
	if [[ -f "${INSTALL_DIR}/lib/core/commands.sh" ]]; then
		grep '^VERSION=' "${INSTALL_DIR}/lib/core/commands.sh" | sed 's/VERSION="\([^"]*\)"/\1/'
	fi
}

echo "Installing Raccoon (rcc)..."

BIN_DIR=$(detect_bin_dir)
mkdir -p "${BIN_DIR}"

if [[ ! -d "${INSTALL_DIR}" ]]; then
	echo "Cloning repository..."
	git clone --depth 1 "$REPO_URL" "${INSTALL_DIR}"
else
	echo "Updating existing installation..."
	cd "${INSTALL_DIR}" && git fetch --depth 1 origin main && git reset --hard origin/main
fi

VERSION=$(get_version)

ln -sf "${INSTALL_DIR}/rcc" "${BIN_DIR}/rcc"
echo "Linked rcc to ${BIN_DIR}"

MAN_DIR="${BIN_DIR}/../share/man/man1"
MAN_DIR="$(cd "$MAN_DIR" 2>/dev/null && pwd || echo "${BIN_DIR}/../share/man/man1")"
mkdir -p "${MAN_DIR}" 2>/dev/null
if [[ -d "${MAN_DIR}" ]]; then
	ln -sf "${INSTALL_DIR}/man/man1/rcc.1" "${MAN_DIR}/rcc.1"
	echo "Linked man page to ${MAN_DIR}"
fi

chmod +x "${INSTALL_DIR}/rcc"
chmod +x "${BIN_DIR}/rcc"

echo ""
echo "✓ Raccoon installed successfully (v${VERSION})"
echo "  Run 'rcc help' to get started"