72 lines
2.4 KiB
C
72 lines
2.4 KiB
C
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#ifndef HTTPREQUESTMANAGER_H
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#define HTTPREQUESTMANAGER_H
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#include <QObject>
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#include <QNetworkAccessManager>
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#include <QNetworkReply>
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#include <QTimer>
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#include <QMap>
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#include <QUrl>
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#include <QJsonDocument>
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class HttpRequestManager : public QObject
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{
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Q_OBJECT
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public:
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explicit HttpRequestManager(QObject* parent = nullptr);
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~HttpRequestManager();
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void registerEndpoint(const QString& dataKey, const QUrl& url, const QByteArray& method = "GET",
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const QByteArray& body = QByteArray(), const QMap<QByteArray, QByteArray>& headers = {});
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void requestData(const QString& dataKey);
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void cancleRequest(const QString& dataKey);
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void setDefaultTimeout(int ms);
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void setRetryPolicy(int maxRetries, int retryInterval);
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bool hasVaildEndpoint(const QString& dataKey);
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signals:
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void dataReceived(const QString& dataKey, const QVariant& data);
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void requestFailed(const QString& dataKey, const QString& error);
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//void requestProgress(const QString& dataKey, int progress);
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private slots:
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void onReplyFinished();
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void onReplyError(QNetworkReply::NetworkError code);
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private:
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struct EndpointConfig
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{
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QString dataKey;
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QUrl url;
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QByteArray method; //"GET","POST",使用QByteArray而非QString是因为网络编程中的参数都是QByteArray,直接使用可以避免QString引起的转码开销
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QByteArray body; //JSON格式的请求体内容,如"{\"key\":\"value\"}"
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QMap<QByteArray, QByteArray> headers; //http请求头，如{{"Content-Type", "application/json"}, {"Authorization", "Bearer token123"}}
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QNetworkReply* activeReply = nullptr;
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QTimer* timeoutTimer = nullptr;
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int retryCount = 0; //当前重试次数
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int maxRetries = 0; //最大重试次数
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int retryInterval = 1000;
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};
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QNetworkAccessManager m_networkManager;
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QMap<QString, EndpointConfig> m_endpoints;
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int m_defaultTimeout = 5000;
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int m_maxRetries = 2;
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int m_retryIntrval = 1000;
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void sendRequest(EndpointConfig& config);
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void handleResponse(const QString& dataKey, QNetworkReply* reply);
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void handleRequestTimeout(const QString& dataKey);
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void scheduleRetry(const QString& dataKey);
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void parseJsonResponse(const QString& dataKey, const QByteArray& data);
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void parseTextResponse(const QString& dataKey, const QByteArray& data);
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void parseBinaryResponse(const QString& dataKey, const QByteArray& data);
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};
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#endif
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