<?php

require_once $_SERVER["DOCUMENT_ROOT"] . "/config.php";
require_once $_SERVER["DOCUMENT_ROOT"] . "/baidu/BaiduAiRequest.php";
require_once $_SERVER["DOCUMENT_ROOT"] . "/entity/Garbage.php";
require_once $_SERVER["DOCUMENT_ROOT"] . "/database/Query.php";
require_once $_SERVER["DOCUMENT_ROOT"] . "/api/JsonResponse.php";

//查询垃圾分类
function query_waste_soring($image_res)
{
//    匹配结果大于0才进行处理
    if (isset($image_res["result_num"]) && $image_res["result_num"] > 0) {
//        匹配关键字
        $keyword = array();
        $sql = "";
//        去除匹配结果数组
        foreach ($image_res["result"] as $result) {
//            筛选置信值大于0.5的结果
            if ($result["score"] >= 0.5) {
                array_push($keyword, '%' . $result["keyword"] . '%');
//                拼接模糊查询语句
                $sql = $sql . " or name like ?";
            }
        }
//        如果筛选结果大于0处理
        if (count($keyword) > 0) {

            $sql = "select * from garbage where" . substr($sql, 3);
            info("查询sql" . $sql);
            $garbage_result = new QueryGarbage();
            try {
                DbUtil::query($sql, $garbage_result, $keyword);
                json_res(json_encode(array("img_parse" => true, "query" => true, "img_res" => $image_res, "result" => $garbage_result->getGarbageObjArray()), JSON_UNESCAPED_UNICODE));
            } catch (Exception $e) {
                json_res(json_encode(array("img_parse" => true, "query" => false, "img_res" => $image_res, "error" => "查询异常,请联系管理员"), JSON_UNESCAPED_UNICODE));
            }

        } else {
            json_res(json_encode(array("img_parse" => true, "img_res" => $image_res, "query" => false, "error" => "没有查询结果")));
        }
    } else {
        json_res(json_encode(array("img_parse" => false)));
    }
}


//    查询token
$token_result = new QueryToken();
try {
    DbUtil::query("select * from api_token limit 0,1", $token_result);
} catch (Exception $e) {
    json_res(json_encode(array("img_parse" => false, "msg" => "无法调用百度API,请联系管理员")));
    return;
}

//    toekn如果失效，则更新token
if (strtotime(date(default_format)) >= strtotime($token_result->getToken()->getEndTime())) {
    info("token失效了，更新token");
    $result = BaiduAiRequest::request_token();
    if (array_key_exists("status", $result) and $result["status"]) {
        try {
            DbUtil::query("select * from api_token limit 0,1", $token_result);
        } catch (Exception $e) {
            json_res(json_encode(array("img_parse" => false, "msg" => "无法调用百度API,请联系管理员")));
            return;
        }
    } else {
        json_res(json_encode(array("img_parse" => false, "msg" => "无法调用百度API,请联系管理员")));
        return;
    }
}


//获取图片参数
if (isset($_POST["image"])) {
    //    请求通用物体和场景识别高级版接口
    //    获取解析结果
    $image_res = BaiduAiRequest::request_with_param("https://aip.baidubce.com/rest/2.0/image-classify/v2/advanced_general", array("access_token" => $token_result->getToken()->getAccessToken(), "image" => $_POST["image"]));
    query_waste_soring($image_res);
} else if ($_FILES["file"]["error"] > 0) {
    json_res(json_encode(array("img_parse" => false, "msg" => "照片上传失败")));
} else if ($_FILES["file"]["error"] == 0) {
//    base64加密文件二进制数据
    $image = base64_encode(file_get_contents($_FILES["file"]["tmp_name"]));
//    请求通用物体和场景识别高级版接口
//    获取解析结果
    $image_res = BaiduAiRequest::request_with_param("https://aip.baidubce.com/rest/2.0/image-classify/v2/advanced_general", array("access_token" => $token_result->getToken()->getAccessToken(), "image" => $image));
    query_waste_soring($image_res);
} else {
    json_res(json_encode(array("img_parse" => false, "msg" => "缺少图片参数")));
}