虚幻C++ http请求

直接上代码

// Fill out your copyright notice in the Description page of Project Settings.

#pragma once

#include "CoreMinimal.h"
#include "Kismet/BlueprintFunctionLibrary.h"
#include "Interfaces/IHttpRequest.h"

#include "NetworkRequest.generated.h"

/**
 * 
 */
UCLASS()
class MYHTTPMODULE_API UNetworkRequest : public UBlueprintFunctionLibrary
{
    GENERATED_BODY()
    
public:
    // 向后端发送Post请求：参数全是字符串
    //UFUNCTION(BlueprintCallable, Category = "Network")
    static void GetAllMotorMessage();

private:
    static void GetAllMotorMessage_RequestComplete(FHttpRequestPtr RequestPtr, FHttpResponsePtr ResponsePtr, bool bIsSuccess);
};

// Fill out your copyright notice in the Description page of Project Settings.


#include "NetworkRequest.h"

#include "HttpModule.h"
#include "Interfaces/IHttpResponse.h"

void UNetworkRequest::GetAllMotorMessage()
{
    // 入参的json对象
    TSharedRef<FJsonObject> RequestObj = MakeShared<FJsonObject>();
    RequestObj->SetStringField("equipmentId", "");
    // 入参写入请求体
    FString RequestBody;
    TSharedRef<TJsonWriter<>> Writer = TJsonWriterFactory<>::Create(&RequestBody);
    FJsonSerializer::Serialize(RequestObj, Writer);
    // 构建请求要素并发送请求
    FHttpRequestRef Request = FHttpModule::Get().CreateRequest();
    Request->SetHeader("Content-Type", "application/json;charset=UTF-8");
    Request->SetVerb("POST");
    Request->SetURL("{请求路径}");
    Request->SetContentAsString(RequestBody);
    Request->OnProcessRequestComplete().BindStatic(&UNetworkRequest::GetAllMotorMessage_RequestComplete);
    Request->ProcessRequest();
}

void UNetworkRequest::GetAllMotorMessage_RequestComplete(FHttpRequestPtr RequestPtr, FHttpResponsePtr ResponsePtr, bool bIsSuccess)
{
    if (!bIsSuccess) return;
    TSharedRef<TJsonReader<>> Reader = TJsonReaderFactory<>::Create(ResponsePtr->GetContentAsString());
    TSharedPtr<FJsonObject> ResponseObj;
    if (FJsonSerializer::Deserialize(Reader, ResponseObj))
    {
        UE_LOG(LogTemp, Display, TEXT("Get Response..............."));
        TArray<TSharedPtr<FJsonValue>> data = ResponseObj->GetArrayField("data");
        if (data.Num() > 0) {
            FString name = data[0]->AsObject()->GetStringField("equipmentName");
            UE_LOG(LogTemp, Display, TEXT("first name is: %s"), *name);
        }
    }
}