(Swift 3,4,5...) Update a Task's Status to "completed"

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

Chilkat Downloads for the Swift Programming Language MAC OS X (Cocoa) Objective-C/Swift Libs iOS Objective-C/Swift Libs

func chilkatTest() {
    // 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.

    let fac = CkoFileAccess()!
    var accessToken: String? = fac.readEntireTextFile("qa_data/tokens/googleTasks.txt", charset: "utf-8")
    if fac.lastMethodSuccess != true {
        print("\(fac.lastErrorText!)")
        return
    }

    var success: Bool
    let http = CkoHttp()!

    http.authToken = accessToken

    var taskId: String? = "MDM4MzQ4NTA3NDQwMDUxMzQ2OTQ6NzAwOTA4MDA1NzU2ODYwMzoyMDg3OTcyMDA1MTQ5NTA0"

    // Create the JSON to update the task status to completed.
    let json = CkoJsonObject()!
    json.update("id", value: taskId)
    json.update("status", value: "completed")

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

    var url: String? = "https://www.googleapis.com/tasks/v1/lists/{$tasklist}/tasks/{$task}"
    var resp: CkoHttpResponse? = http.pText("PUT", url: url, textData: json.emit(), charset: "utf-8", contentType: "application/json", md5: false, gzip: false)
    if http.lastMethodSuccess == false {
        print("\(http.lastErrorText!)")
        return
    }

    // Show the response body.
    print("\(resp!.bodyStr!)")

    // Examine the response status code.
    print("response status code: \(resp!.statusCode.intValue)")

    resp = nil

    // 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

}