///////////////////////////////////////////////////////
//
// SaherElm IT Center MQL5 Http Library
// ------------------------------------------
// Name: XHttp
// Description: provide http communication
// abilities ...
//
//
// Maintainer:
// ------------
// Hadi Khazaee Asl (hadi_khazaee_asl@yahoo.com)
//
//////////////////////////////////////////////////////
//
// Global Properties ...
#property library
#property copyright "Copyright 2023, SaherElm IT Center"
#property link "https://www.saherelm.ir"
#property version "1.00"
#property strict

//
// START Model Definition ...
//
enum X_HTTP_METHOD
{
    X_HTTP_GET,
    X_HTTP_POST
};
//
// END Model Definition ...
//

//
// START Inputs ...
//
//
// END Inputs ...
//

//
// START Global Definitions: Variables, Properties and etc ...
//
//
// END Global Definitions: Variables, Properties and etc ...
//

//
// START Provided Functions ...
//
//
// Initial Library if required ...
bool OnInInitHttpLibrary()
{
    return false;
}

//
// DeInitial Library if required ...
void OnDeinitHttpLibrary()
{
}

//
// Convert enum to String ...
string ToString(X_HTTP_METHOD method)
{
    //
    string result = "";

    //
    switch (method)
    {
    //
    case X_HTTP_GET:
        result = "GET";
        break;

    //
    case X_HTTP_POST:
        result = "POST";
        break;
    }

    //
    return result;
}

//
// Send Global Request ...
int SendRequest(
    X_HTTP_METHOD method,   // Httm Request Method
    const string url,       // Server Address
    const string headers,   // Headers providing
    const char &payload[],     // the Data which needs to Send
    char &response[],       // Response of request
    string responseHeaders, // Response Headers
    int timeout = 500       // Timeout for response default is 500
)
{
    //
    int result = -1;

    //
    string strMethod = ToString(method);
    if (StringLen(strMethod) == 0) {
        return result;
    }

    //
    result = WebRequest(
        strMethod,
        url,
        headers,
        timeout,
        payload,
        response,
        responseHeaders
    );

    //
    return result;
}

//
// Get Request ...
int GetRequest(
    const string url,       // Server Address
    const string headers,   // Headers providing
    const char &payload[],     // the Data which needs to Send
    char &response[],       // Response of request
    string responseHeaders, // Response Headers
    int timeout = 500       // Timeout for response default is 500
) {
    //
    int result = SendRequest(
        X_HTTP_GET,
        url,
        headers,
        payload,
        response,
        responseHeaders,
        timeout
    );

    //
    return result;
}

//
// Post Request ...
int PostRequest(
    const string url,       // Server Address
    const string headers,   // Headers providing
    const char &payload[],     // the Data which needs to Send
    char &response[],       // Response of request
    string responseHeaders, // Response Headers
    int timeout = 500       // Timeout for response default is 500
) {
    //
    int result = SendRequest(
        X_HTTP_POST,
        url,
        headers,
        payload,
        response,
        responseHeaders,
        timeout
    );

    //
    return result;
}
//
// END Provided Functions ...
//