implement a lot of the API, a lot of the plumbing that is required

app/build.gradle

@@ -44,7 +44,6 @@ dependencies {
     implementation 'com.squareup.retrofit2:adapter-rxjava2:2.7.1'
     implementation 'io.reactivex.rxjava2:rxjava:2.2.16'
     implementation 'io.reactivex.rxjava2:rxandroid:2.1.1'
-
     testImplementation "com.github.tomakehurst:wiremock-jre8:2.26.2"
     testImplementation "com.nhaarman.mockitokotlin2:mockito-kotlin:2.2.0"
     testImplementation 'junit:junit:4.13'

app/src/main/java/com/h/pixeldroid/MainActivity.kt

@@ -14,9 +14,49 @@ import retrofit2.converter.gson.GsonConverterFactory
 
 class MainActivity : AppCompatActivity() {
 
+    private var statuses: ArrayList<Status>? = null
+    private val BASE_URL = "https://pixelfed.de/"
+
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         setContentView(R.layout.activity_main)
+        loadData()
     }
 
+    private fun loadData() {
+
+//Define the Retrofit request//
+
+        val pixelfedAPI = Retrofit.Builder()
+
+//Set the API’s base URL//
+
+            .baseUrl(BASE_URL)
+
+//Specify the converter factory to use for serialization and deserialization//
+
+            .addConverterFactory(GsonConverterFactory.create())
+
+//Add a call adapter factory to support RxJava return types//
+
+            .addCallAdapterFactory(RxJava2CallAdapterFactory.create())
+
+//Build the Retrofit instance//
+
+            .build().create(PixelfedAPI::class.java)
+
+        pixelfedAPI.timelinePublic(null, null, null, null, null)
+            .enqueue(object : Callback<List<Status>> {
+                override fun onResponse(call: Call<List<Status>>, response: Response<List<Status>>) {
+                    if (response.code() == 200) {
+                        Log.e("OK", response.body().toString())
+                        statuses = response.body() as ArrayList<Status>?
+                    }
+                }
+
+                override fun onFailure(call: Call<List<Status>>, t: Throwable) {
+                    Log.e("Ouch, not OK", t.toString())
+                }
+            })
+    }
 }

app/src/main/java/com/h/pixeldroid/api/PixelfedAPI.kt

@@ -1,10 +1,7 @@
 package com.h.pixeldroid.api
 
-import android.util.Log
 import com.h.pixeldroid.objects.*
 import retrofit2.Call
-import retrofit2.Callback
-import retrofit2.Response
 import retrofit2.Retrofit
 import retrofit2.adapter.rxjava2.RxJava2CallAdapterFactory
 import retrofit2.converter.gson.GsonConverterFactory

app/src/main/java/com/h/pixeldroid/objects/Account.kt

@@ -1,6 +1,5 @@
 package com.h.pixeldroid.objects
 
-
 /*
 Represents a user and their associated profile.
 https://docs.joinmastodon.org/entities/account/

app/src/main/java/com/h/pixeldroid/objects/Application.kt

@@ -7,3 +7,4 @@ data class Application (
     val website: String? = null,
     val vapid_key: String? = null
 )
+

app/src/main/java/com/h/pixeldroid/objects/Emoji.kt

@@ -9,3 +9,4 @@ data class Emoji(
     //Optional attributes
     val category: String? = null
 )
+

app/src/main/java/com/h/pixeldroid/objects/Status.kt

@@ -1,6 +1,5 @@
 package com.h.pixeldroid.objects
 
-
 /*
 Represents a status posted by an account.
 https://docs.joinmastodon.org/entities/status/
@@ -15,12 +14,12 @@ data class Status(
     val visibility: Visibility,
     val sensitive: Boolean,
     val spoiler_text: String,
-    val media_attachments: List<Attachment>,
+    val media_attachments: ArrayList<Attachment>,
     val application: Application,
     //Rendering attributes
-    val mentions: List<Mention>,
+    val mentions: ArrayList<Mention>,
-    val tags: List<Tag>,
+    val tags: ArrayList<Tag>,
-    val emojis: List<Emoji>,
+    val emojis: ArrayList<Emoji>,
     //Informational attributes
     val reblogs_count: Int,
     val favourites_count: Int,

app/src/main/java/com/h/pixeldroid/objects/Tag.kt

@@ -7,3 +7,4 @@ data class Tag(
     //Optional attributes
     val history: List<History>? = emptyList()
 )
+