hainan/app/Http/Controllers/Api/IndexController.php

<?php

namespace App\Http\Controllers\Api;
use App\Http\Controllers\Controller;
use App\Models\Category;
use App\Models\Notice;
use App\Models\AgentProduct;
use App\Models\Advertising;
use App\Models\UserCategory;
use Illuminate\Support\Facades\Storage;

/**
 * 小程序首页
 * Class IndexController
 * @package App\Http\Controllers\Api
 */
class IndexController extends Controller
{
    // 首页数据大杂烩
    public function index()
    {
		$img_prefix = Storage::disk('public')->url('');

		# 轮播图
        $slide = Advertising::where(['agent_id' => $this->agent_id, 'status' => 1, 'display' => 0])
			->orderBy('sort')->orderBy('id', 'DESC')->limit(10)
			->get(['title', 'picture', 'type', 'url']);
        if (!$slide->isEmpty()) {
			foreach ($slide as &$v) {
				$v->picture = $img_prefix . $v->picture;
			}
		}

        # 公告
        $notice = Notice::where('agent_id', $this->agent_id)->status()->limit(10)
			->orderBy('sort')->orderBy('id', 'desc')->get(['id', 'title']);

        # 我的频道
		$my_cats = [];
		if ($this->user_id) {
			$cate_ids = UserCategory::where('user_id', $this->user_id)->value('categories') ?? [];
			$my_cats = Category::where('agent_id', $this->agent_id)
				->whereIn('id', $cate_ids)
				->get(['id', 'name']);
		}

        # 专题列表
		$special = Advertising::where(['agent_id' => $this->agent_id, 'display' => 1])
			->orderBy('sort')->orderBy('id', 'desc')->limit(6)
			->get(['title', 'picture', 'type', 'url']);
		if (!$special->isEmpty()) {
			foreach ($special as $k=>&$v) {
				$v->picture = $img_prefix . $v->picture;
			}
		}

        # 人气爆款
        $hots = AgentProduct::list($this->agent_id)
			->orderBy('sale', 'desc')->orderBy('id', 'desc')
			->limit(6)->get();
		if (!$hots->isEmpty()) {
			foreach ($hots as &$v) {
				if (!empty($v->pictures) && is_array($v->pictures)) {
					$v->pictures = array_map(function($item) use ($img_prefix) {
						return strpos($item, $img_prefix) === false ? $img_prefix . $item : $item;
					}, $v->pictures);
				}
			}
		}

		return $this->success([
            'slide' => $slide,
            'notice' => $notice,
            'my_channels' => $my_cats,
            'special' => $special,
            'hots' => $hots,
        ]);
    }
}