StudyUserDataViewModel

class StudyUserDataViewModel(application: Application) : AndroidViewModel

Stores all data collected in the study and includes functionality to send the data.

Stores the time the user needs to complete the registration and login process and the personal data the user provided for the study. Once the study is finished the data will be sent to an PHP script which is connected to an MySQL database to store the data permanently.

Constructors

StudyUserDataViewModel

fun StudyUserDataViewModel(application: Application)

Types

Companion

object Companion

Properties

_age

private var _age: MutableLiveData<Int?>

Represents the age of the user.

_gender

private var _gender: MutableLiveData<Int>

Represents the gender of the user.

_sendingStudyData

private var _sendingStudyData: MutableLiveData<Boolean>

Is true while data are being sent to MySQL Database via PHP script.

_sentStudyData

private var _sentStudyData: MutableLiveData<Boolean>

Is true if all study data has been sent successfully.

_technicalExperienceFrequency

private var _technicalExperienceFrequency: MutableLiveData<Int>

Represents usage frequency of smartphones by the user.

_technicalExperienceVariety

private var _technicalExperienceVariety: MutableLiveData<Int>

Represents usage frequency of technical devices of the user.

age

val age: LiveData<Int?>

client

private val client: OkHttpClient

HTTP client.

gender

val gender: LiveData<Int>

sendingStudyData

val sendingStudyData: LiveData<Boolean>

sentStudyData

val sentStudyData: LiveData<Boolean>

technicalExperienceFrequency

val technicalExperienceFrequency: LiveData<Int>

technicalExperienceVariety

val technicalExperienceVariety: LiveData<Int>

userFinishedTime

var userFinishedTime: Long? = null

Stores the system time when login process was completed successfully.

userLoginStartTime

var userLoginStartTime: Long? = null

Stores system time when FIDO2 for Android API Intent for login with key is called.

userLoginTime

var userLoginTime: Long = 0

Stores difference between userFinishedTime and userLoginStartTime

userLoginTimeInSeconds

var userLoginTimeInSeconds: Double = 0.0

Stores userLoginTime in seconds.

userRegisterFinishedTime

var userRegisterFinishedTime: Long? = null

Stores system time when FIDO2 for Android API Intent for registering key was completed successfully.

userRegisterStartTime

var userRegisterStartTime: Long? = null

Stores system time when FIDO2 for Android API Intent for registering key is called.

userRegisterTime

var userRegisterTime: Long = 0

Stores difference between userRegisterFinishedTime and userRegisterStartTime

userRegisterTimeInSeconds

var userRegisterTimeInSeconds: Double = 0.0

Stores userRegisterTime in seconds.

userStartTime

var userStartTime: Long? = null

Stores the system start time of the study.

userTime

var userTime: Long = 0

Stores the difference between userFinishedTime and userStartTime.

userTimeInSeconds

var userTimeInSeconds: Double = 0.0

Stores userTime converted from nanoseconds into seconds.

Inherited properties

mApplication

private val mApplication: Application

mBagOfTags

private val mBagOfTags: MutableMap<String, Any>?

mCleared

private val mCleared: Boolean

Functions

calculateUserTime

fun calculateUserTime()

Calculate time differences between finished and start times and convert results into seconds.

convertNanoToSec

private fun convertNanoToSec(time: Long): Double

Convert given time from nanoseconds to seconds.

sendData

Implements functionality to send user study data to Database.

setAge

fun setAge(ageInput: Int?)

setGender

fun setGender(genderInput: Int)

Sets the gender specified by the user immediately when user selects it from radio group in UserDataFragment.

setTechnicalExperienceFrequency

fun setTechnicalExperienceFrequency(technicalExperienceInput: Int)

Sets the usage frequency of technical devices specified by the user immediately when user selects it from radio group in UserDataFragment.

setTechnicalExperienceVariety

fun setTechnicalExperienceVariety(technicalExperienceInput: Int)

Inherited functions

clear

fun clear()

getApplication

open fun <T : Application> getApplication(): T

getTag

open fun <T : Any> getTag(p0: String): T

onCleared

open fun onCleared()

setTagIfAbsent

open fun <T : Any> setTagIfAbsent(p0: String, p1: T): T