(Go) Update a Task's Status to "completed"

Demonstrates how to update a Google task's status to "completed".

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

    // Get the previously obtained access token.
    // See Get Google Tasks Access Token.

    fac := chilkat.NewFileAccess()
    accessToken := fac.ReadEntireTextFile("qa_data/tokens/googleTasks.txt","utf-8")
    if fac.LastMethodSuccess() != true {
        fmt.Println(fac.LastErrorText())
        fac.DisposeFileAccess()
        return
    }

    var success bool
    http := chilkat.NewHttp()

    http.SetAuthToken(*accessToken)

    taskId := "MDM4MzQ4NTA3NDQwMDUxMzQ2OTQ6NzAwOTA4MDA1NzU2ODYwMzoyMDg3OTcyMDA1MTQ5NTA0"

    // Create the JSON to update the task status to completed.
    json := chilkat.NewJsonObject()
    json.UpdateString("id",taskId)
    json.UpdateString("status","completed")

    // Specify the ID's for both the task list and the task.
    http.SetUrlVar("tasklist","MDM4MzQ4NTA3NDQwMDUxMzQ2OTQ6NzAwOTA4MDA1NzU2ODYwMzow")
    http.SetUrlVar("task",taskId)

    url := "https://www.googleapis.com/tasks/v1/lists/{$tasklist}/tasks/{$task}"
    resp := http.PText("PUT",url,*json.Emit(),"utf-8","application/json",false,false)
    if http.LastMethodSuccess() == false {
        fmt.Println(http.LastErrorText())
        fac.DisposeFileAccess()
        http.DisposeHttp()
        json.DisposeJsonObject()
        return
    }

    // Show the response body.
    fmt.Println(resp.BodyStr())

    // Examine the response status code.
    fmt.Println("response status code: ", resp.StatusCode())

    resp.DisposeHttpResponse()

    // Sample response:
    // Use this online tool to generate parsing code from sample JSON: 
    // Generate Parsing Code from JSON

    // 
    // {
    //  "kind": "tasks#task",
    //  "id": "MDM4MzQ4NTA3NDQwMDUxMzQ2OTQ6NzAwOTA4MDA1NzU2ODYwMzoyMDg3OTcyMDA1MTQ5NTA0",
    //  "etag": "\"84_7Cubo3y98GMV9bE3zQclHxhc/MTQyMDUzMzQ4MA\"",
    //  "title": "Get haircut",
    //  "updated": "2019-04-04T18:07:58.000Z",
    //  "selfLink": "https://www.googleapis.com/tasks/v1/lists/MDM4MzQ4NTA3NDQwMDUxMzQ2OTQ6NzAwOTA4MDA1NzU2ODYwMzow/tasks/MDM4MzQ4NTA3NDQwMDUxMzQ2OTQ6NzAwOTA4MDA1NzU2ODYwMzoyMDg3OTcyMDA1MTQ5NTA0",
    //  "position": "00000000001610612734",
    //  "notes": "Check in online first.",
    //  "status": "completed",
    //  "completed": "2019-04-04T18:38:56.000Z"
    // }
    // 
    // response status code: 200

    fac.DisposeFileAccess()
    http.DisposeHttp()
    json.DisposeJsonObject()