313 lines
9.1 KiB
PHP
313 lines
9.1 KiB
PHP
<?php
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namespace app\admin\controller\wechat;
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use app\admin\model\car\Attributes;
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use app\admin\model\car\AttributeValue;
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use app\admin\model\Cars;
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use app\common\controller\Backend;
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use think\Db;
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/**
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*
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*
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* @icon fa fa-circle-o
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*/
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class Api extends Backend
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{
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protected $noNeedRight = ['*'];
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protected $noNeedLogin = ['*'];
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public function select()
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{
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$series = Db::query("SELECT a.id,brand_id as pid, a.name FROM series a LEFT JOIN brands b ON a.brand_id = b.id;");
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$brands = Db::query("SELECT id, 0 as pid, `name` FROM brands;");
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$this->series = $series;
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$this->brands = $brands;
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$data = array_merge($brands,$series);
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$tree = $this->buildTree($data);
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$formattedTree = $this->formatTree($tree);
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$service = [
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[
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'label' => '全部',
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'value' => null
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]
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];
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foreach ($formattedTree as $item){
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$item['children'] = [
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[
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'label' => $item['label'],
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'value' => 'b_'.$item['value']
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],...$item['children']
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];
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$service [] = $item;
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}
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$data = Attributes::order('sort_order')->select();
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$res = [];
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foreach ($data as $datum){
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$datum->options = json_decode($datum->options);
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$re = $datum->toArray();
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$out = [
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'id' => $re['id'],
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'label' => $re['name'],
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'type' => $re['input_type'],
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'options' => $re['options'],
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'name' => $re['field_key'],
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'value' => $value_map[$re['id']] ?? null,
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];
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$res [] =$out;
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}
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$out = [
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'brands' => $service,
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'extend' => $res
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];
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return $this->return_json($out);
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}
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public function car()
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{
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$data = request()->post();
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$build = Cars::where('is_active',1);
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$attr = $data['attr'] ?? null;
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$brand = $data['brand'] ?? null;
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$type = $data['type'] ?? 1;
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if ($attr){
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$ids = $this->getAttrIds($attr);
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$build->whereIn('id',$ids);
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}
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if ($brand){
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if (str_starts_with($brand,'b')){
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$build->whereIn('brand_id',str_replace('b_','',$brand));
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}else{
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$build->whereIn('series_id',$brand);
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}
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}
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$build->where('car_type',$type);
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$list = $build->paginate();
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$res = [];
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$car_ids = [];
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foreach ($list->items() as $item){
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$out = $item->toArray();
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$car_ids [] = $item['id'];
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$images = explode(',',$out['cover_image']);
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$images = array_map(function($url) {
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return cdnurl($url, true); // true 表示生成绝对路径
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}, $images);
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$out['cover_image'] = $images;
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$res [] = $out;
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}
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$attr_value = AttributeValue::whereIn('car_id',$car_ids)->select();
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$attr_array = [];
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foreach ($attr_value as $item){
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$attr_array [] = $item->toArray();
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}
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$attr_field = Attributes::order('sort_order')->select();
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$attr_field_array = [];
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foreach ($attr_field as $datum){
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$datum->options = json_decode($datum->options,true);
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$re = $datum->toArray();
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$out = [
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'id' => $re['id'],
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'label' => $re['name'],
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'type' => $re['input_type'],
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'options' => $re['options'],
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'name' => $re['field_key'],
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'sort_order' => $re['sort_order'],
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];
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$attr_field_array [] =$out;
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}
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$car_attr_map = $this->mapAllCarAttributesSorted($attr_array,$attr_field_array);
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foreach ($res as &$re){
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if (isset($car_attr_map[$re['id']])){
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$re['attr'] = array_splice($car_attr_map[$re['id']],0,3);
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}
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}
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return $this->return_json(
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[
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'total' => $list->total(),
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'items' => $res
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]
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);
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}
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public function banners()
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{
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$banner = config('site.banner_images'); // 获取轮播图数组
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$out = [];
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foreach ($banner as $item){
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$out [] = cdnurl($item);
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}
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return $this->return_json($out);
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}
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public function carInfo()
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{
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$id = request()->get('id');
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$build = Cars::where('is_active',1)->where('id',$id)->with([
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'brand','series'
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]);
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$car = $build->select()[0];
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if (!$car){
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return $this->return_json([],'未找到信息',code: 0);
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}
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$car = $car->toArray();
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$images = explode(',',$car['cover_image']);
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$images = array_map(function($url) {
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return cdnurl($url, true); // true 表示生成绝对路径
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}, $images);
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$car['cover_image'] = $images;
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$attr_value = AttributeValue::where('car_id',$car['id'])->select();
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$attr_array = [];
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foreach ($attr_value as $item){
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$attr_array [] = $item->toArray();
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}
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$attr_field = Attributes::order('sort_order')->select();
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$attr_field_array = [];
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foreach ($attr_field as $datum){
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$datum->options = json_decode($datum->options,true);
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$re = $datum->toArray();
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$out = [
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'id' => $re['id'],
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'label' => $re['name'],
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'type' => $re['input_type'],
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'options' => $re['options'],
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'name' => $re['field_key'],
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'sort_order' => $re['sort_order'],
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];
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$attr_field_array [] =$out;
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}
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$car_attr_map = $this->mapAllCarAttributesSorted($attr_array,$attr_field_array);
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$car['attr'] = $car_attr_map[$car['id']];
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return $this->return_json($car);
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}
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private function mapAllCarAttributesSorted(array $carAttributes, array $attributeDefs): array
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{
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// 把属性定义按 id 映射为键，并附带 sort_order
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$defMap = [];
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foreach ($attributeDefs as $def) {
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$defMap[$def['id']] = $def;
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}
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// 先聚合 car_id 下的属性条目
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$cars = [];
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foreach ($carAttributes as $attr) {
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$carId = $attr['car_id'];
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$attributeId = $attr['attribute_id'];
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$value = $attr['value'];
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if (!isset($defMap[$attributeId])) continue;
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$def = $defMap[$attributeId];
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$label = $def['label'];
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$type = $def['type'];
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$sortOrder = $def['sort_order'];
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$key = null;
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if ($type === 'checkbox') {
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foreach ($def['options'] as $opt) {
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if ((string)$opt['value'] === (string)$value) {
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$key = $opt['key'];
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break;
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}
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}
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} elseif ($type === 'range') {
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$key = $value . $def['options']['unit'];
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}
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if (!is_null($key)) {
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$cars[$carId][] = [
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'label' => $label,
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'key' => $key,
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'sort_order' => $sortOrder
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];
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}
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}
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// 对每个 car_id 下的属性按 sort_order 排序，并转成 label => key 格式
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$result = [];
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foreach ($cars as $carId => $items) {
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usort($items, function($a, $b) {
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return $a['sort_order'] <=> $b['sort_order'];
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});
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foreach ($items as $item) {
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$result[$carId][$item['label']] = $item['key'];
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}
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}
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return $result;
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}
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private function getAttrIds($attrs)
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{
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$attrDB = Attributes::field('id,field_key,input_type')->select();
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$attr_array = [];
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foreach ($attrDB as $item){
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$attr_array[] = $item->toArray();
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}
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$attr_map = array_column($attr_array,null,'field_key');
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$car_id = [];
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foreach ($attrs as $key=>$item) {
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if (isset($attr_map[$key])){
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$field = $attr_map[$key];
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if ($field['input_type'] == 'checkbox'){
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$ids = AttributeValue::where('attribute_id',$field['id'])
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->whereIn('value',$item)->column('DISTINCT car_id');
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if ($car_id){
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$car_id = array_intersect($car_id,$ids);
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}else{
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$car_id = $ids;
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}
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}elseif ($field['input_type'] == 'range'){
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$ids = AttributeValue::where('attribute_id',$field['id'])
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->where('value','>=',$item['start'])
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->where('value','<=',$item['end'])
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->column('DISTINCT car_id');
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if ($car_id){
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$car_id = array_intersect($car_id,$ids);
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}else{
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$car_id = $ids;
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}
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}
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}
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}
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return array_values(array_unique($car_id));
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}
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}
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