<?php

namespace app\admin\controller\fc;

use app\common\controller\Backend;
use think\Db;

/**
 * 同城-信息
 *
 * @icon fa fa-circle-o
 */
class Post extends Backend
{

    /**
     * FcPost模型对象
     * @var \app\admin\model\FcPost
     */
    protected $model = null;

    /**
     * 无需鉴权的方法（后台登录管理员均可访问）
     * @var array
     */
    protected $noNeedRight = ['detail', 'audit', 'top', 'offline'];

    public function _initialize()
    {
        parent::_initialize();
        $this->model = new \app\admin\model\FcPost;

    }


    /**
     * 默认生成的控制器所继承的父类中有index/add/edit/del/multi五个基础方法、destroy/restore/recyclebin三个回收站方法
     * 因此在当前控制器中可不用编写增删改查的代码,除非需要自己控制这部分逻辑
     * 需要将application/admin/library/traits/Backend.php中对应的方法复制到当前控制器,然后进行修改
     */


    /**
     * 审核信息
     */
    /**
     * 查看信息详情或进入审核工作台
     *
     * @param int|null $ids 信息ID
     * @return string|\think\response\Json
     */
    public function detail($ids = null)
    {
        $id = $this->request->param('ids', 0) ?: $this->request->param('id/d', 0);
        if (!$id) {
            $this->error('缺少参数ID');
        }
        $row = $this->model->where('id', $id)->find();
        if (!$row) {
            $this->error('信息不存在或已删除');
        }

        // 补齐分类名称
        if ($row->category_id) {
            $category = Db::name('fc_category')->where('id', $row->category_id)->find();
            $row->category_name = $category ? $category['name'] : '未分类';
        } else {
            $row->category_name = '未分类';
        }

        // 解析多图相册
        $mediaList = [];
        $rawMedia = $row->getData('media');
        if (!empty($rawMedia)) {
            $decoded = is_string($rawMedia) ? json_decode($rawMedia, true) : $rawMedia;
            if (is_array($decoded)) {
                $mediaList = array_values(array_filter($decoded));
            } else {
                $mediaList = array_values(array_filter(explode(',', (string)$rawMedia)));
            }
        }
        if (empty($mediaList) && !empty($row->cover)) {
            $mediaList[] = $row->cover;
        }

        // 获取用户画像
        $userInfo = [
            'id' => $row->user_id,
            'nickname' => $row->user_name ?: '未知用户',
            'mobile' => '',
            'avatar' => '/assets/img/avatar.png',
            'post_count' => 0
        ];
        $user = Db::name('user')->where('id', $row->user_id)->field('id,nickname,mobile,avatar')->find();
        if ($user) {
            $userInfo['nickname'] = $user['nickname'] ?: $userInfo['nickname'];
            $userInfo['mobile'] = $user['mobile'] ?: '';
            $userInfo['avatar'] = $user['avatar'] ?: $userInfo['avatar'];
            $userInfo['post_count'] = Db::name('fc_post')->where('user_id', $user['id'])->count();
        }

        // 支持请求 JSON 详情
        if ($this->request->param('format') === 'json') {
            $data = [
                'id' => $row->id,
                'title' => $row->title,
                'content' => $row->content,
                'category_name' => $row->category_name,
                'price' => $row->price,
                'price_unit' => $row->price_unit,
                'area' => $row->area,
                'address' => $row->address,
                'contact' => $row->contact,
                'phone' => $row->phone,
                'wechat' => $row->wechat,
                'tags' => $row->tags ? explode(',', $row->tags) : [],
                'is_paid' => $row->is_paid,
                'amount' => $row->amount,
                'pay_type' => $row->pay_type,
                'audit_status' => $row->audit_status,
                'audit_reason' => $row->audit_reason,
                'status' => $row->status,
                'is_top' => $row->is_top,
                'views' => $row->views,
                'likes' => $row->likes,
                'createtime_text' => date('Y-m-d H:i:s', $row->createtime),
                'media_list' => $mediaList,
                'user' => $userInfo
            ];
            $this->success('获取成功', null, $data);
        }

        // 区分模式：audit=专属审核界面，view=纯净详情档案界面
        $mode = $this->request->param('mode', '');
        if (!$mode) {
            $mode = ((int)$row->audit_status === 0) ? 'audit' : 'view';
        }

        $this->view->assign('mode', $mode);
        $this->view->assign('row', $row);
        $this->view->assign('userInfo', $userInfo);
        $this->view->assign('mediaList', $mediaList);

        // 如果是审核模式渲染 audit.html，详情模式渲染 detail.html
        if ($mode === 'audit') {
            return $this->view->fetch('audit');
        }
        return $this->view->fetch('detail');
    }

    public function audit()
    {
        $ids = $this->request->post('ids');
        $auditStatus = (int)$this->request->post('auditStatus');
        $reason = $this->request->post('reason', '');
        if (!in_array($auditStatus, [1, 2])) {
            $this->error('审核状态仅支持通过(1)/驳回(2)');
        }
        $ids = is_array($ids) ? $ids : explode(',', (string)$ids);
        $ids = array_filter($ids);
        if (!$ids) {
            $this->error('请选择要审核的信息');
        }
        $posts = Db::name('fc_post')->where('id', 'in', $ids)->select();
        if (!$posts) {
            $this->error('信息不存在');
        }
        foreach ($posts as $post) {
            Db::name('fc_post')->where('id', $post['id'])->update([
                'audit_status' => $auditStatus,
                'audit_reason' => $reason,
                'updatetime'   => time(),
            ]);
            if ($auditStatus === 1 && !empty($post['category_id'])) {
                Db::name('fc_category')->where('id', $post['category_id'])->setInc('post_count');
            }
            Db::name('fc_message')->insert([
                'user_id'    => $post['user_id'],
                'type'       => 'system',
                'title'      => $auditStatus === 1 ? '审核通过' : '审核驳回',
                'content'    => $auditStatus === 1
                    ? '您发布的信息「' . $post['title'] . '」已审核通过'
                    : '您发布的信息「' . $post['title'] . '」审核未通过' . ($reason ? '，原因：' . $reason : ''),
                'isread'     => 0,
                'createtime' => time(),
            ]);
        }
        $this->success('审核成功');
    }

    /**
     * 置顶 / 取消置顶（支持批量）
     * POST fc/post/top  {ids:'1,2', isTop:1|0}
     * 说明：置顶信息在用户端主页与列表**排在非置顶之前**（Home::feed / Post::mine 均按 is_top desc 排序）
     */
    public function top()
    {
        $ids = $this->request->post('ids');
        $isTop = (int)$this->request->post('isTop', 1);
        if (!in_array($isTop, [0, 1], true)) {
            $this->error('置顶状态仅支持置顶(1)/取消置顶(0)');
        }
        $ids = is_array($ids) ? $ids : explode(',', (string)$ids);
        $ids = array_filter($ids);
        if (!$ids) {
            $this->error('请选择要操作的信息');
        }
        $posts = Db::name('fc_post')->where('id', 'in', $ids)->select();
        if (!$posts) {
            $this->error('信息不存在');
        }
        foreach ($posts as $post) {
            Db::name('fc_post')->where('id', $post['id'])->update([
                'is_top'     => $isTop,
                'updatetime' => time(),
            ]);
            Db::name('fc_message')->insert([
                'user_id'    => $post['user_id'],
                'type'       => 'system',
                'title'      => $isTop === 1 ? '信息已置顶' : '已取消置顶',
                'content'    => $isTop === 1
                    ? '您发布的信息「' . $post['title'] . '」已被置顶，将在首页优先展示'
                    : '您发布的信息「' . $post['title'] . '」已取消置顶',
                'isread'     => 0,
                'createtime' => time(),
            ]);
        }
        $this->success($isTop === 1 ? '置顶成功' : '已取消置顶');
    }

    /**
     * 下架信息
     */
    public function offline()
    {
        $ids = $this->request->post('ids');
        $ids = is_array($ids) ? $ids : explode(',', (string)$ids);
        $ids = array_filter($ids);
        if (!$ids) {
            $this->error('请选择要下架的信息');
        }
        $posts = Db::name('fc_post')->where('id', 'in', $ids)->select();
        if (!$posts) {
            $this->error('信息不存在');
        }
        foreach ($posts as $post) {
            Db::name('fc_post')->where('id', $post['id'])->update([
                'status'     => 0,
                'updatetime' => time(),
            ]);
            Db::name('fc_message')->insert([
                'user_id'    => $post['user_id'],
                'type'       => 'system',
                'title'      => '信息已下架',
                'content'    => '您发布的信息「' . $post['title'] . '」已被下架',
                'isread'     => 0,
                'createtime' => time(),
            ]);
        }
        $this->success('下架成功');
    }


}