<?php
namespace App\Controllers\Admin;

use App\Models\CustomerCase;

/**
 * 后台「客户案例」管理：增删改查，与新闻管理同构。
 * 权限能力键：cases（在 Helper::admin_role_map 中分配）。
 */
class CaseController extends AdminController
{
    public function index()
    {
        return $this->view('admin/cases', [
            'cases' => (new CustomerCase())->all(),
            'seg'   => $this->seg(),
        ]);
    }

    public function create()
    {
        return $this->view('admin/cases_form', ['c' => null]);
    }

    public function store()
    {
        if (!csrf_check()) { $this->redirect('admin/cases'); }
        $cover = $this->uploadFile('cover') ?? $this->post('cover_url', '');
        $model = new CustomerCase();
        $id = $model->insert([
            'title'        => $this->post('title'),
            'slug'         => '',
            'customer'     => $this->post('customer', ''),
            'industry'     => $this->post('industry', ''),
            'cover'        => $cover,
            'summary'      => $this->post('summary'),
            'content'      => $this->post('content'),
            'published_at' => $this->post('published_at', date('Y-m-d')),
            'sort_order'   => (int) $this->post('sort_order', 0),
            'status'       => $this->post('status', 1) ? 1 : 0,
            'views'        => 0,
            'layout'       => $this->post('layout', ''),
        ]);
        // URL 标识留空时按记录序号顺序生成（短、稳定），避免中文标题导致过长
        $slug = $this->post('slug') ? slugify($this->post('slug')) : (string)$id;
        $model->update($id, ['slug' => $slug]);
        $this->redirect('admin/cases');
    }

    public function edit($id)
    {
        $case = (new CustomerCase())->find($id);
        if (!$case) { $this->redirect('admin/cases'); }
        return $this->view('admin/cases_form', ['c' => $case]);
    }

    public function update($id)
    {
        if (!csrf_check()) { $this->redirect('admin/cases'); }
        $model = new CustomerCase();
        $case = $model->find($id);
        if (!$case) { $this->redirect('admin/cases'); }
        $cover = $this->uploadFile('cover');
        if (!$cover && $this->post('cover_url')) $cover = $this->post('cover_url');
        if (!$cover) $cover = $case['cover'] ?? '';
        $model->update($id, [
            'title'        => $this->post('title'),
            'slug'         => $this->post('slug') ? slugify($this->post('slug')) : (string)$id,
            'customer'     => $this->post('customer', ''),
            'industry'     => $this->post('industry', ''),
            'cover'        => $cover,
            'summary'      => $this->post('summary'),
            'content'      => $this->post('content'),
            'published_at' => $this->post('published_at', date('Y-m-d')),
            'sort_order'   => (int) $this->post('sort_order', 0),
            'status'       => $this->post('status', 1) ? 1 : 0,
            'layout'       => $this->post('layout', ''),
        ]);
        $this->redirect('admin/cases');
    }

    public function delete($id)
    {
        if (csrf_check()) { (new CustomerCase())->delete($id); }
        $this->redirect('admin/cases');
    }
}