<?php

namespace app\controller;

use app\model\User;
use app\model\UserSystemMapping;
use Webman\Http\Request;
use Webman\Http\Response;

class UserController extends BaseController
{
    /**
     * 获取用户信息
     */
    public function info(Request $request): Response
    {
        $userId = $this->getUserId($request);
        $user = User::find($userId);

        if (!$user) {
            return $this->error('用户不存在');
        }

        return $this->success($user);
    }

    /**
     * 获取用户菜单权限
     */
    public function menu(Request $request): Response
    {
        // TODO: 根据用户权限返回菜单
        return $this->success([
            ['id' => 1, 'name' => '首页', 'path' => '/dashboard'],
            ['id' => 2, 'name' => '出差审批', 'path' => '/business-trip'],
        ]);
    }

    /**
     * 获取用户可切换的公司列表
     */
    public function companies(Request $request): Response
    {
        $userId = $this->getUserId($request);

        // TODO: 从数据库获取用户关联的公司列表
        return $this->success([
            ['id' => 1, 'name' => '公司A'],
        ]);
    }

    /**
     * 切换当前公司
     */
    public function switchCompany(Request $request): Response
    {
        $companyId = $request->post('company_id');

        // TODO: 更新用户当前公司

        return $this->success();
    }

    /**
     * 修改密码
     */
    public function changePassword(Request $request): Response
    {
        $userId = $this->getUserId($request);
        $user = User::find($userId);

        if (!$user) {
            return $this->error('用户不存在');
        }

        $oldPassword = $request->post('old_password');
        $newPassword = $request->post('new_password');
        $confirmPassword = $request->post('confirm_password');

        // 验证参数
        if (!$oldPassword || !$newPassword || !$confirmPassword) {
            return $this->error('请填写完整信息');
        }

        if (strlen($newPassword) < 6) {
            return $this->error('新密码长度不能少于6位');
        }

        if ($newPassword !== $confirmPassword) {
            return $this->error('两次输入的密码不一致');
        }

        // 验证旧密码
        if ($user->password && !password_verify($oldPassword, $user->password)) {
            return $this->error('原密码错误');
        }

        // 更新密码
        $user->password = password_hash($newPassword, PASSWORD_DEFAULT);
        $user->save();

        return $this->success(null, '密码修改成功');
    }

    /**
     * 获取用户列表（用于选择审批人等）
     */
    public function list(Request $request): Response
    {
        $userId = $this->getUserId($request);
        $keyword = $request->get('keyword', '');
        $page = (int) $request->get('page', 1);
        $pageSize = (int) $request->get('page_size', 50);

        $query = User::active();

        if ($keyword) {
            $query->search($keyword);
        }

        $total = $query->count();
        $list = $query->orderBy('id')
            ->offset(($page - 1) * $pageSize)
            ->limit($pageSize)
            ->get();

        return $this->success([
            'list' => $list,
            'total' => $total,
            'page' => $page,
            'page_size' => $pageSize,
        ]);
    }

    /**
     * 获取用户在指定系统的映射ID
     */
    public function systemMapping(Request $request): Response
    {
        $userId = $this->getUserId($request);
        $systemCode = $request->get('system', 'fdesk');

        // 获取用户信息以获取公司ID
        $user = User::find($userId);
        if (!$user) {
            return $this->error('用户不存在');
        }

        // 查询系统映射
        $mapping = UserSystemMapping::active()
            ->bySystem($systemCode)
            ->where('user_id', $userId)
            ->where('company_id', $user->company_id)
            ->first();

        if (!$mapping) {
            return $this->error('未找到系统映射信息，请联系管理员配置');
        }

        return $this->success([
            'system_code' => $mapping->system_code,
            'system_user_id' => $mapping->system_user_id,
            'system_user_name' => $mapping->system_user_name,
        ]);
    }
}