<?php
declare (strict_types = 1);

namespace app\controller;

use app\BaseController;
use app\middleware\Auth;
use app\service\UserService;
use think\facade\Session;
use think\facade\View;

/**
 * 用户管理控制器
 */
class User extends BaseController
{
    protected $middleware = [Auth::class];
    
    /**
     * 显示账号管理页面
     */
    public function index()
    {
        // 检查是否为管理员
        if (!Session::get('is_admin', false)) {
            return json([
                'code' => 0,
                'msg' => '无权限访问',
            ]);
        }
        
        return View::fetch();
    }
    
    /**
     * 获取所有账号列表
     */
    public function getUsers()
    {
        // 检查是否为管理员
        if (!Session::get('is_admin', false)) {
            return json([
                'code' => 0,
                'msg' => '无权限访问',
            ]);
        }
        
        $service = new UserService();
        $users = $service->getAllUsers();
        
        // 隐藏密码
        foreach ($users as &$user) {
            if (isset($user['password'])) {
                $user['password'] = '******';
            }
        }
        
        return json([
            'code' => 1,
            'data' => $users,
            'msg' => '获取成功',
        ]);
    }
    
    /**
     * 添加账号
     */
    public function add()
    {
        // 检查是否为管理员
        if (!Session::get('is_admin', false)) {
            return json([
                'code' => 0,
                'msg' => '无权限访问',
            ]);
        }
        
        $username = $this->request->param('username', '');
        $password = $this->request->param('password', '');
        
        $service = new UserService();
        $result = $service->addUser($username, $password);
        
        return json($result);
    }
    
    /**
     * 删除账号
     */
    public function delete()
    {
        // 检查是否为管理员
        if (!Session::get('is_admin', false)) {
            return json([
                'code' => 0,
                'msg' => '无权限访问',
            ]);
        }
        
        $username = $this->request->param('username', '');
        
        if (empty($username)) {
            return json([
                'code' => 0,
                'msg' => '用户名不能为空',
            ]);
        }
        
        $service = new UserService();
        $result = $service->deleteUser($username);
        
        return json($result);
    }
}