retrieve spotify-auth from mavenCentral (#157)

CHANGELOG.md

@@ -1,3 +1,8 @@
+## next
+
+* Android:
+  * `spotify-auth` SDK is now retrieved via Maven Central instead of being sourced from an AAR file
+
 ## 2.2.0
 * iOS and Android
   * adds SkipToIndex and getCapabilities 

README.md

@@ -30,31 +30,26 @@ This package is using both the spotify-app-remote sdk and spotify-auth library.
 From the [Spotify Android SDK Quick Start](https://developer.spotify.com/documentation/android/quick-start/). You need two things:
 
 1. Register your app in the [spotify developer portal](https://developer.spotify.com/dashboard/). You also need to create a sha-1 fingerprint and add this and your package name to the app settings on the dashboard as well as a redirect url.
-2. download the current [Spotify Android SDK](https://github.com/spotify/android-sdk/releases). Here you need the spotify-app-remote-*.aar and spotify-auth-*.aar.
+2. download the current [Spotify Android SDK](https://github.com/spotify/android-sdk/releases). Here you need the spotify-app-remote-*.aar.
 
-After you are all setup you need to add the *.aar files to your Android Project as Modules. See the [Spotify Android SDK Quick Start](https://developer.spotify.com/documentation/android/quick-start/) for detailed information.
+After you are all setup you need to add the SDKs *.aar file to your Android Project as Module. See the [Spotify Android SDK Quick Start](https://developer.spotify.com/documentation/android/quick-start/) for detailed information.
 
 ##### Installation instructions for Android Studio 4.2+
 
 Since Android Studio 4.2 you need to manually perform these steps in order to add .jar/.aar files:
 
 1. Open the android folder of your flutter project as an Android Studio project
-2. In the android root folder create two folders: spotify-app-remote and spotify-auth and place the corresponding aar files and create empty build.gradle files, like on the screenshot below:
+2. In the android root folder create a single folder for `spotify-app-remote`, place the corresponding aar file and create an empty build.gradle file, like on the screenshot below:
    ![image](https://user-images.githubusercontent.com/42183561/125422846-24e03bf0-ec7f-409f-b382-0ef2d0213d08.png)
 
 3.  Content of the `spotify-app-remote/build.gradle` file:
 ```
 configurations.maybeCreate("default")
 artifacts.add("default", file('spotify-app-remote-release-x.x.x.aar'))
 ```
-4. Content of the `spotify-auth/build.gradle` file:
+4. In the android root folder find `settings.gradle` file, open it and add the following line at the top of the file:
 ```
-configurations.maybeCreate("default")
-artifacts.add("default", file('spotify-auth-release-x.x.x.aar'))
-```
-5. In the android root folder find `settings.gradle` file, open it and add the following line at the top of the file:
-```
-include ':spotify-auth', ':spotify-app-remote'
+include ':spotify-app-remote'
 ```
 
 ### iOS

android/build.gradle

@@ -44,7 +44,7 @@ android {
 dependencies {
     implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
     // -- spotify
-    implementation project(':spotify-auth')
+    implementation "com.spotify.android:auth:1.2.6"
     implementation project(':spotify-app-remote')
     implementation 'com.google.code.gson:gson:2.8.6'
     // -- events

android/settings.gradle

@@ -1,2 +1,2 @@
 rootProject.name = 'spotify_sdk'
-include ':spotify-auth', ':spotify-app-remote'
+include ':spotify-app-remote'

example/android/settings.gradle

@@ -1,4 +1,4 @@
-include ':app', ':spotify-auth', ':spotify-app-remote'
+include ':app', ':spotify-app-remote'
 
 def flutterProjectRoot = rootProject.projectDir.parentFile.toPath()