<?php

require_once dirname(__FILE__) . '/MiraviaLink.php';

class MiraviaCategory extends MiraviaLink
{

    public function getCategories($treeFormat = false)
    {
        $url = $this->api_url . '/category/tree';
        $ret = $this->CallAPI($url);
        if($ret === false){
            return false;
        }
        $resp = json_decode($ret, true);
        if(!isset($resp['success']) || !$resp['success']){
            $this->last_error = $resp['error'];
            return false;
        }
        if(isset($resp['data'])){
            if($treeFormat) {
                return $resp['data'];
            }else{
                return $this->treeToList($resp['data']);
            }
        }
        return false;
    }

    public function getBrands()
    {
        $url = $this->api_url . '/category/brands';
        $ret = $this->CallAPI($url);
        if($ret === false){
            return false;
        }
        $resp = json_decode($ret, true);
        if(!isset($resp['success']) || !$resp['success']){
            $this->last_error = $resp['error'];
            return false;
        }
        if(isset($resp['data'])){
            return $resp['data'];
        }
        return false;
    }

    public function getAttributes($id)
    {
        $url = $this->api_url . '/category/' . $id . '/attributes';
        $ret = $this->CallAPI($url);
        if($ret === false){
            return false;
        }
        $resp = json_decode($ret, true);
        if(!isset($resp['success']) || !$resp['success']){
            $this->last_error = isset($resp['error']) ? $resp['error'] : $ret;
            return false;
        }
        if(isset($resp['data'])){
            return $resp['data'];
        }
        return false;
    }

    private function treeToList($tree = [], $prefix = '')
    {
        $ret = [];
        $separator = $prefix=='' ? '' : ' / ';
        foreach ($tree as $item) {
            $name = $item['name'];
            if(isset($item['children'])) {
                $children = $this->treeToList($item['children'], $prefix . $separator . $name);
                foreach($children as $key => $child){
                    $ret[] = [
                        'id' => $child['id'],
                        'name' => $child['name']
                        ];
                }
            }else{
                $ret[] = [
                    'id' => $item['category_id'],
                    'name' => $prefix . $separator . $name
                ];
            }
        }
        return $ret;
    }

}