NezSpencer’s gists

NezSpencer / AuthState.kt

Created March 17, 2019 06:31

	import com.google.firebase.auth.FirebaseAuth

	data class AuthState(val state: Progress,
	val auth: FirebaseAuth?)

NezSpencer / SubViewModel.kt

Created March 16, 2019 18:46

Activity viewModel

	import android.arch.lifecycle.LiveData
	import android.arch.lifecycle.MutableLiveData
	import android.arch.lifecycle.ViewModel
	import android.text.TextUtils
	import com.google.firebase.auth.FirebaseAuth

	class SubViewModel : ViewModel(), FirebaseAuth.AuthStateListener{
	private val mAuth : FirebaseAuth = FirebaseAuth.getInstance()
	private val _authLivedata : MutableLiveData<AuthState> = MutableLiveData()
	val authLivedata : LiveData<AuthState>

NezSpencer / SubActivity.kt

Created March 16, 2019 10:58

Activity with viewModel pattern applied

	import android.app.ProgressDialog
	import android.arch.lifecycle.Observer
	import android.arch.lifecycle.ViewModelProviders
	import android.databinding.DataBindingUtil
	import android.os.Bundle
	import android.support.v7.app.AppCompatActivity
	import android.text.TextUtils
	import android.view.View
	import android.widget.Toast
	import com.google.firebase.auth.FirebaseAuth

NezSpencer / SubActivity.kt

Created March 14, 2019 21:22

Callback-based Firebase auth code. This allows user to sign up and login and also monitors the state of user authentication

	import android.app.ProgressDialog
	import android.databinding.DataBindingUtil
	import android.os.Bundle
	import android.support.v7.app.AppCompatActivity
	import android.text.TextUtils
	import android.view.View
	import android.widget.Toast
	import com.google.firebase.auth.FirebaseAuth
	import com.nezspencer.testapp.databinding.ActivitySubBinding

NezSpencer / MainActivity.kt

Created March 10, 2019 07:34

	val list = mutableListOf<String>()
	for (i in 1 .. 50)
	list.add("Text name $i")
	list[0] = "" //dummy data for header
	list.add("") // dummy data for footer

NezSpencer / MainActivity.kt

Created March 10, 2019 07:26

Recyclerview adapter with the header-footer pattern applied

	inner class ItemAdapter(private val list: MutableList<String>) : RecyclerView.Adapter<RecyclerView.ViewHolder>() {
	private val itemHeader = 20
	private val itemBody = 21
	private val itemFooter = 22
	override fun onCreateViewHolder(p0: ViewGroup, p1: Int): RecyclerView.ViewHolder {
	return when(p1){
	itemHeader -> HeaderHolder(ItemHeaderBinding.inflate(LayoutInflater.from(p0.context), p0, false))
	itemBody -> BodyHolder(ItemNameBinding.inflate(LayoutInflater.from(p0.context), p0, false))
	else -> FooterHolder(ItemFooterBinding.inflate(LayoutInflater.from(p0.context), p0, false))
	}

NezSpencer / item_footer.xml

Created March 10, 2019 07:21

Recyclerview Footer item

	<?xml version="1.0" encoding="utf-8"?>
	<layout
	xmlns:android="http://schemas.android.com/apk/res/android">
	<LinearLayout
	android:layout_width="match_parent"
	android:orientation="vertical"
	android:layout_height="wrap_content">

	<ImageView
	android:id="@+id/iv_footer_image"

NezSpencer / item_header.xml

Created March 10, 2019 07:21

	<?xml version="1.0" encoding="utf-8"?>
	<layout xmlns:android="http://schemas.android.com/apk/res/android">
	<LinearLayout
	android:orientation="vertical"
	android:layout_width="match_parent"
	android:layout_height="wrap_content">

	<ImageView
	android:id="@+id/iv_image"
	android:layout_width="200dp"

NezSpencer / activity_v2.xml

Created March 10, 2019 07:20

	<?xml version="1.0" encoding="utf-8"?>
	<layout
	xmlns:android="http://schemas.android.com/apk/res/android"
	xmlns:app="http://schemas.android.com/apk/res-auto">
	<LinearLayout
	android:layout_width="match_parent"
	android:orientation="vertical"
	android:layout_height="match_parent">

	<android.support.v7.widget.RecyclerView

NezSpencer / activity_main.xml

Created March 9, 2019 21:00

recycler view with other views in a scrollView

	<?xml version="1.0" encoding="utf-8"?>
	<layout
	xmlns:android="http://schemas.android.com/apk/res/android"
	xmlns:tools="http://schemas.android.com/tools"
	xmlns:app="http://schemas.android.com/apk/res-auto">

	<ScrollView android:layout_width="match_parent"
	android:fillViewport="true"
	android:padding="16dp"
	android:layout_height="match_parent">

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