<?php
declare(strict_types=1);

namespace app\adminapi\controller\school_approval;

use app\adminapi\controller\BaseAdminApi;
use app\service\school_approval\SchoolApprovalProcessService;
use core\base\BaseAdminController;
use think\facade\Request;

/**
 * 审批流程控制器
 * Class Process
 * @package app\adminapi\controller\school_approval
 */
class Process extends BaseAdminController
{
    /**
     * @var SchoolApprovalProcessService
     */
    protected $service;

    public function initialize()
    {
        parent::initialize();
        $this->service = new SchoolApprovalProcessService();
    }

    /**
     * 获取审批流程列表
     */
    public function lists()
    {
        $page = input('page', 1);
        $limit = input('limit', 10);
        $status = input('approval_status', '');
        
        $where = [];
        if ($status !== '') {
            $where[] = ['approval_status', '=', $status];
        }
        
        $process_name = input('process_name', '');
        if (!empty($process_name)) {
            $where[] = ['process_name', 'like', "%{$process_name}%"];
        }
        
        // 我发起的审批
        $applicant_id = input('applicant_id', 0);
        if (!empty($applicant_id)) {
            $where[] = ['applicant_id', '=', $applicant_id];
        }
        
        // 待我审批的
        $approver_id = input('approver_id', 0);
        if (!empty($approver_id)) {
            $where[] = ['current_approver_id', '=', $approver_id];
            $where[] = ['approval_status', '=', 'pending'];
        }
        
        $data = $this->service->getList($where, (int)$page, (int)$limit);
        
        return success($data);
    }

    /**
     * 获取审批流程详情
     */
    public function info()
    {
        $id = input('id', 0);
        if (empty($id)) {
            return fail('参数错误');
        }
        
        $info = $this->service->getInfo((int)$id);
        if (empty($info)) {
            return fail('审批流程不存在');
        }
        
        return success($info);
    }

    /**
     * 创建审批流程
     */
    public function create()
    {
        $data = Request::only(['process_name', 'remarks']);
        $config_id = input('config_id', 0);
        
        // 验证参数
        if (empty($data['process_name'])) {
            return fail('流程名称不能为空');
        }
        
        if (empty($config_id)) {
            return fail('请选择审批流配置');
        }
        
        // 设置申请人ID
        $data['applicant_id'] = $this->request->uid();
        
        try {
            $process_id = $this->service->create($data, $config_id);
            return success(['id' => $process_id]);
        } catch (\Exception $e) {
            return fail($e->getMessage());
        }
    }

    /**
     * 审批
     */
    public function approve()
    {
        $process_id = input('process_id', 0);
        $status = input('status', '');
        $remarks = input('remarks', '');
        
        if (empty($process_id)) {
            return fail('参数错误');
        }
        
        if (empty($status) || !in_array($status, ['approved', 'rejected'])) {
            return fail('请选择审批结果');
        }
        
        try {
            $result = $this->service->approve((int)$process_id, $this->request->uid(), $status, $remarks);
            return success($result);
        } catch (\Exception $e) {
            return fail($e->getMessage());
        }
    }

    /**
     * 撤销审批流程
     */
    public function cancel()
    {
        $process_id = input('process_id', 0);
        
        if (empty($process_id)) {
            return fail('参数错误');
        }
        
        try {
            $result = $this->service->cancel($process_id, $this->request->uid());
            return success($result);
        } catch (\Exception $e) {
            return fail($e->getMessage());
        }
    }
}