<?php

declare(strict_types=1);

namespace app\admin\controller\OperationLog;

use app\admin\BaseController;
use think\facade\Request;
use think\response\Json;
use app\model\OperationLog;
use app\model\AdminUser;

class OperationLogController extends BaseController
{
    /**
     * 获取操作日志列表
     * @return Json
     */
    public function getOperationLogs()
    {
        try {
            $page = Request::param('page/d', 1);
            $pageSize = Request::param('pageSize/d', 20);
            $keyword = Request::param('keyword/s', '');
            $module = Request::param('module/s', '');
            $action = Request::param('action/s', '');
            $status = Request::param('status/s', '');
            $startTime = Request::param('startTime/s', '');
            $endTime = Request::param('endTime/s', '');

            $query = OperationLog::where('delete_time', null);

            // 关键词搜索（用户姓名、URL）
            if ($keyword) {
                $query->where(function ($q) use ($keyword) {
                    $q
                        ->whereOr('user_name', 'like', "%{$keyword}%")
                        ->whereOr('url', 'like', "%{$keyword}%");
                });
            }

            // 模块筛选
            if ($module) {
                $query->where('module', $module);
            }

            // 操作动作筛选
            if ($action) {
                $query->where('action', $action);
            }

            // 状态筛选
            if ($status !== '') {
                $query->where('status', $status);
            }

            // 时间范围筛选
            if ($startTime) {
                $query->where('create_time', '>=', $startTime);
            }
            if ($endTime) {
                $query->where('create_time', '<=', $endTime);
            }

            // 获取总数
            $total = $query->count();

            // 分页查询
            $list = $query->order('id', 'desc')
                ->page($page, $pageSize)
                ->select()
                ->toArray();

            // 获取所有唯一的 user_id
            $userIds = array_unique(array_column($list, 'user_id'));
            $userIds = array_filter($userIds); // 过滤掉0和null

            // 批量查询用户信息
            $users = [];
            if (!empty($userIds)) {
                $userList = AdminUser::whereIn('id', $userIds)
                    ->where('delete_time', null)
                    ->field('id, name')
                    ->select()
                    ->toArray();

                // 转换为以 id 为键的数组，方便查找
                foreach ($userList as $user) {
                    $users[$user['id']] = [
                        'name' => $user['name']
                    ];
                }
            }

            // 将用户信息合并到日志列表中
            foreach ($list as &$item) {
                if (isset($users[$item['user_id']])) {
                    $item['user_name'] = $users[$item['user_id']]['name'];
                } else {
                    $item['user_name'] = $item['user_name'] ?? '';
                }
            }
            unset($item); // 释放引用

            return json([
                'code' => 200,
                'msg' => '获取成功',
                'data' => [
                    'list' => $list,
                    'total' => $total,
                    'page' => $page,
                    'pageSize' => $pageSize
                ]
            ]);
        } catch (\Exception $e) {
            return json([
                'code' => 500,
                'msg' => '获取操作日志失败: ' . $e->getMessage()
            ]);
        }
    }

    /**
     * 获取操作日志详情
     * @param int $id
     * @return Json
     */
    public function getOperationLogDetail(int $id)
    {
        try {
            $log = OperationLog::where('id', $id)
                ->where('delete_time', null)
                ->find();

            if (!$log) {
                return json([
                    'code' => 404,
                    'msg' => '操作日志不存在'
                ]);
            }

            $logData = $log->toArray();
            $this->logSuccess('操作日志', '查看操作日志详情', $logData);
            return json([
                'code' => 200,
                'msg' => '获取成功',
                'data' => $logData
            ]);
        } catch (\Exception $e) {
            $this->logFail('操作日志', '查看操作日志详情', $e->getMessage());
            return json([
                'code' => 500,
                'msg' => '获取操作日志详情失败: ' . $e->getMessage()
            ]);
        }
    }

    /**
     * 删除操作日志
     * @param int $id
     * @return Json
     */
    public function deleteOperationLog(int $id)
    {
        try {
            $log = OperationLog::where('id', $id)
                ->where('delete_time', null)
                ->find();

            if (!$log) {
                return json([
                    'code' => 404,
                    'msg' => '操作日志不存在'
                ]);
            }

            // 软删除
            $log->delete();

            return json([
                'code' => 200,
                'msg' => '删除成功'
            ]);
        } catch (\Exception $e) {
            return json([
                'code' => 500,
                'msg' => '删除失败: ' . $e->getMessage()
            ]);
        }
    }

    /**
     * 批量删除操作日志
     * @return Json
     */
    public function batchDeleteOperationLogs()
    {
        try {
            $ids = Request::param('ids/a', []);

            if (empty($ids)) {
                return json([
                    'code' => 400,
                    'msg' => '请选择要删除的操作日志'
                ]);
            }

            OperationLog::whereIn('id', $ids)
                ->where('delete_time', null)
                ->delete();

            return json([
                'code' => 200,
                'msg' => '批量删除成功'
            ]);
        } catch (\Exception $e) {
            return json([
                'code' => 500,
                'msg' => '批量删除失败: ' . $e->getMessage()
            ]);
        }
    }

    /**
     * 获取操作统计信息（模块、动作等）
     * @return Json
     */
    public function getOperationStatistics()
    {
        try {
            // 获取模块列表
            $modules = OperationLog::where('delete_time', null)
                ->group('module')
                ->column('module');

            // 获取动作列表
            $actions = OperationLog::where('delete_time', null)
                ->group('action')
                ->column('action');

            return json([
                'code' => 200,
                'msg' => '获取成功',
                'data' => [
                    'modules' => $modules,
                    'actions' => $actions
                ]
            ]);
        } catch (\Exception $e) {
            return json([
                'code' => 500,
                'msg' => '获取统计信息失败: ' . $e->getMessage()
            ]);
        }
    }
}