<?php

namespace app\adminapi\controller\shortlink;

use app\adminapi\controller\BaseAdminController;
use app\adminapi\lists\shortlink\ShortLinkLists;
use app\adminapi\lists\shortlink\ShortLinkLogLists;
use app\common\model\ShortLink;
use app\common\service\ShortLinkPosterDataService;
use app\common\service\ShortLinkQrCodeService;

class ShortLinkController extends BaseAdminController
{
    /**
     * @notes 短链接列表
     */
    public function lists()
    {
        return $this->dataLists(new ShortLinkLists());
    }

    /**
     * @notes 短链接点击日志
     */
    public function logLists()
    {
        return $this->dataLists(new ShortLinkLogLists());
    }

    /**
     * @notes 删除短链接
     */
    public function delete()
    {
        $id = $this->request->post('id/d', 0);
        if (empty($id)) {
            return $this->fail('参数错误');
        }
        ShortLink::destroy($id);
        return $this->success('删除成功', [], 1, 1);
    }

    /**
     * @notes 重新生成二维码
     */
    public function regenerateQrcode()
    {
        $id = $this->request->post('id/d', 0);
        if (empty($id)) {
            return $this->fail('参数错误');
        }

        $link = ShortLink::findOrEmpty($id);
        if ($link->isEmpty()) {
            return $this->fail('短链接不存在');
        }

        // 删除旧二维码与海报合成文件
        $oldUri = (string) $link->getData('qrcode');
        $candidates = [];
        if ($oldUri !== '') {
            $candidates[] = $oldUri;
        }
        // 同时清理可能的同名残留文件（海报版与纯二维码版）
        $candidates[] = 'uploads/qrcode/shortlink/' . $link->code . '.png';
        $candidates[] = 'uploads/qrcode/shortlink/' . $link->code . '_poster.png';
        $candidates[] = 'uploads/qrcode/shortlink/' . $link->code . '.svg';
        foreach (array_unique($candidates) as $uri) {
            $abs = public_path() . $uri;
            if (is_file($abs)) {
                @unlink($abs);
            }
        }

        $shortUrl = request()->domain() . '/s/' . $link->code;
        $posterData = ShortLinkPosterDataService::build(
            (string) $link->page_type,
            $link->page_id,
            (int) $link->user_id
        );
        $qrcode = ShortLinkQrCodeService::create($shortUrl, $link->code, $posterData['poster_image_uri'], $posterData);

        $link->qrcode = $qrcode['uri'];
        $link->save();

        return $this->success('重新生成成功', [
            'qrcode' => $qrcode['uri'],
            'qrcode_url' => $qrcode['url'],
        ], 1, 1);
    }
}