(Go) Iterate Pages in Feed

Demonstrates how to read the next page in the user's Facebook feed, and iterates through all of the pages in the Facebook feed.

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

    // This example assumes a previously obtained an access token
    oauth2 := chilkat.NewOAuth2()
    oauth2.SetAccessToken("FACEBOOK-ACCESS-TOKEN")

    rest := chilkat.NewRest()

    // Connect to Facebook and send the following GET request:
    success := rest.Connect("graph.facebook.com",443,true,true)
    if success != true {
        fmt.Println(rest.LastErrorText())
        oauth2.DisposeOAuth2()
        rest.DisposeRest()
        return
    }

    // Provide the authentication credentials (i.e. the access key)
    rest.SetAuthOAuth2(oauth2)

    // Gets the 1st page in the user's feed.
    responseJson := rest.FullRequestNoBody("GET","/v2.7/me/feed")
    if rest.LastMethodSuccess() != true {
        fmt.Println(rest.LastErrorText())
        oauth2.DisposeOAuth2()
        rest.DisposeRest()
        return
    }

    json := chilkat.NewJsonObject()
    json.SetEmitCompact(false)
    json.Load(*responseJson)

    // 
    // See Parsing the Facebook User Feed for code showing how to parse the JSON feed content.
    // 

    nextUrl := chilkat.NewUrl()

    // Get the URL for the next page in the feed.
    nextUrlStr := json.StringOf("paging.next")
    for json.LastMethodSuccess() == true {

        fmt.Println("Next page URL: ", *nextUrlStr)

        nextUrl.ParseUrl(*nextUrlStr)

        // Prepare for getting the next page in the feed.
        // We can continue using the same REST object.
        // If already connected, we'll continue using the existing connection.
        // Otherwise, a new connection will automatically be made if needed.
        rest.ClearAllQueryParams()
        rest.AddQueryParams(nextUrl.Query())

        responseJson = rest.FullRequestNoBody("GET","/v2.7/me/feed")
        if rest.LastMethodSuccess() != true {
            fmt.Println(rest.LastErrorText())
            oauth2.DisposeOAuth2()
            rest.DisposeRest()
            json.DisposeJsonObject()
            nextUrl.DisposeUrl()
            return
        }

        json.Load(*responseJson)
        // See Parsing the Facebook User Feed for code showing how to parse the JSON feed content.

        // Get the URL for the next page.
        nextUrlStr = json.StringOf("paging.next")
    }

    fmt.Println("No more pages in the feed.")

    oauth2.DisposeOAuth2()
    rest.DisposeRest()
    json.DisposeJsonObject()
    nextUrl.DisposeUrl()