onBind.kt

 override fun onBindViewHolder(holder: TaskHolder, position: Int) {

        val currentTask = notes[position]
        var title_task = currentTask.title
        var desc_task = currentTask.desc
        var id_task = currentTask.id.toString()
        var checkBool = true

        with(holder.itemView) {
            user_switch.isChecked = false

            title_tv.text = currentTask.title
            desc_tv.text = currentTask.desc
            id_tv.text = currentTask.id.toString()
            if (currentTask.firstName.isNotEmpty()) {
                user_switch.isChecked=true
                firstName_tv.text = "${currentTask.firstName} ${currentTask.lastName}"
            } else {
                firstName_tv.text = "User not assigned!"
            }
        }

        holder.itemView.setOnClickListener {
            //Used for updating details of user
            val inflatedView = LayoutInflater.from(context)
                .inflate(org.aerogear.graphqlandroid.R.layout.alert_update_task, null, false)
            inflatedView.etId.setText(id_task, TextView.BufferType.EDITABLE)
            inflatedView.etTitle.setText(title_task, TextView.BufferType.EDITABLE)
            inflatedView.etDesc.setText(desc_task, TextView.BufferType.EDITABLE)
            val customAlert: AlertDialog = AlertDialog.Builder(context)
                .setView(inflatedView)
                .setTitle("Update the details of the Task")
                .setNegativeButton("No") { dialog, which ->
                    dialog.dismiss()
                }
                .setPositiveButton("Yes") { dialog, which ->
                    val id = inflatedView.etId.text.toString()
                    val titleEt = inflatedView.etTitle.text.toString()
                    val description = inflatedView.etDesc.text.toString()
                    if (context is MainActivity) this.context.updateTask(
                        id,
                        titleEt,
                        description
                    )
                    dialog.dismiss()
                }
                .create()
            customAlert.show()
        }

        holder.itemView.user_switch.setOnCheckedChangeListener { buttonView, isChecked ->
            if (holder.itemView.user_switch.isPressed) {
                if (isChecked && checkBool) {
                    //Used for assigning user
                    val inflatedView =
                        LayoutInflater.from(context)
                            .inflate(org.aerogear.graphqlandroid.R.layout.alertfrag_create_user, null, false)
                    inflatedView.etTaskIdUser.setText(id_task, TextView.BufferType.EDITABLE)
                    inflatedView.etTitleUser.setText(title_task, TextView.BufferType.EDITABLE)
                    val customAlert: AlertDialog = AlertDialog.Builder(context)
                        .setView(inflatedView)
                        .setTitle("Assign the User a task")
                        .setNegativeButton("No") { dialog, which ->
                            buttonView.setChecked(false)
                            dialog.dismiss()
                        }
                        .setPositiveButton("Yes") { dialog, which ->
                            val taskId = inflatedView.etTaskIdUser.text.toString()
                            val title = inflatedView.etTitleUser.text.toString()
                            val firstName = inflatedView.etFirstName.text.toString()
                            val lastName = inflatedView.etLastName.text.toString()
                            val email = inflatedView.etEmail.text.toString()
                            if (context is MainActivity) this.context.createUser(
                                title,
                                firstName,
                                lastName,
                                email,
                                id_task
                            )
                            dialog.dismiss()
                            checkBool = true
                        }
                        .create()
                    customAlert.show()
                } else {
                    Log.e("False empty", "-----")
                }
                editor.putBoolean(currentTask.id.toString(), isChecked)
                editor.apply()
            }
        }

        holder.itemView.imgUser.setOnClickListener {
            //Used for updating details of user
            val inflatedView =
                LayoutInflater.from(context).inflate(R.layout.alert_update_user, null, false)
            inflatedView.etIdassigned.setText(id_task, TextView.BufferType.EDITABLE)
            inflatedView.etFname.setText(currentTask.firstName, TextView.BufferType.EDITABLE)
            inflatedView.etLname.setText(currentTask.lastName, TextView.BufferType.EDITABLE)
            inflatedView.etLEmailUSer.setText(currentTask.email, TextView.BufferType.EDITABLE)
            inflatedView.etIdUSer.setText(currentTask.userId, TextView.BufferType.EDITABLE)
            inflatedView.etTitleUser.setText(currentTask.title, TextView.BufferType.EDITABLE)

            val customAlert: AlertDialog = AlertDialog.Builder(context)
                .setView(inflatedView)
                .setTitle("Update details of the User")
                .setNegativeButton("No") { dialog, which ->
                    dialog.dismiss()
                }
                .setPositiveButton("Yes") { dialog, which ->
                    val taskId = inflatedView.etIdassigned.text.toString()
                    val userId = inflatedView.etIdUSer.text.toString()
                    val title = inflatedView.etTitleUser.text.toString()
                    val firstName = inflatedView.etFname.text.toString()
                    val lastName = inflatedView.etLname.text.toString()
                    val email = inflatedView.etLEmailUSer.text.toString()
                    if (context is MainActivity) this.context.updateUser(
                        userId,
                        taskId,
                        title,
                        firstName,
                        lastName,
                        email
                    )
                    dialog.dismiss()
                }
                .create()
            customAlert.show()
        }
    }