Go Requires Chilkat v11.0.0+

WhatsApp - Upload Media

Demonstrates how to upload media to the WhatsApp Business API client. The POST body must contain the binary media data and the Content-Type header must be set to the type of the media being uploaded. Go

    success := false

    //  This example assumes the Chilkat API to have been previously unlocked.
    //  See Global Unlock Sample for sample code.

    http := chilkat.NewHttp()

    //  Implements the following CURL command:

    //  curl -X POST \
    //  https://your-webapp-hostname:your-webapp-port/v1/media \
    //  -H 'Authorization: Bearer your-auth-token' \ 
    //  -H 'Content-Type: image/jpeg'
    //  --data-binary @your-file-path

    //  Use the following online tool to generate HTTP code from a CURL command
    //  Convert a cURL Command to HTTP Source Code

    bdRequestBody := chilkat.NewBinData()
    success = bdRequestBody.LoadFile("your-file-path")
    if success != true {
        fmt.Println("Failed to load your-file-path")
        http.DisposeHttp()
        bdRequestBody.DisposeBinData()
        return
    }

    //  Adds the "Authorization: Bearer your-auth-token" header.
    http.SetAuthToken("your-auth-token")

    resp := chilkat.NewHttpResponse()
    success = http.HttpBd("POST","https://your-webapp-hostname:your-webapp-port/v1/media",bdRequestBody,"image/jpeg",resp)
    if success == false {
        fmt.Println(http.LastErrorText())
        http.DisposeHttp()
        bdRequestBody.DisposeBinData()
        resp.DisposeHttpResponse()
        return
    }

    sbResponseBody := chilkat.NewStringBuilder()
    resp.GetBodySb(sbResponseBody)
    jResp := chilkat.NewJsonObject()
    jResp.LoadSb(sbResponseBody)
    jResp.SetEmitCompact(false)

    fmt.Println("Response Body:")
    fmt.Println(*jResp.Emit())

    respStatusCode := resp.StatusCode()
    fmt.Println("Response Status Code = ", respStatusCode)
    if respStatusCode >= 400 {
        fmt.Println("Response Header:")
        fmt.Println(resp.Header())
        fmt.Println("Failed.")
        http.DisposeHttp()
        bdRequestBody.DisposeBinData()
        resp.DisposeHttpResponse()
        sbResponseBody.DisposeStringBuilder()
        jResp.DisposeJsonObject()
        return
    }

    //  Sample JSON response:
    //  (Sample code for parsing the JSON response is shown below)

    //  {
    //    "messages": [
    //      {
    //        "id": "gBEGkYiEB1VXAglK1ZEqA1YKPrU"
    //      }
    //    ]
    //  }

    //  Sample code for parsing the JSON response...
    //  Use the following online tool to generate parsing code from sample JSON:
    //  Generate Parsing Code from JSON

    var id *string = new(string)

    i := 0
    count_i := jResp.SizeOfArray("messages")
    for i < count_i {
        jResp.SetI(i)
        id = jResp.StringOf("messages[i].id")
        i = i + 1
    }


    http.DisposeHttp()
    bdRequestBody.DisposeBinData()
    resp.DisposeHttpResponse()
    sbResponseBody.DisposeStringBuilder()
    jResp.DisposeJsonObject()