feat: fallback to markdown instances list instead of hardcoded list

app/src/main/java/com/github/libretube/api/ExternalApi.kt

@@ -9,6 +9,8 @@ import com.github.libretube.api.obj.SubmitSegmentResponse
 import com.github.libretube.api.obj.VoteInfo
 import com.github.libretube.obj.update.UpdateInfo
 import kotlinx.serialization.json.JsonElement
+import okhttp3.ResponseBody
+import retrofit2.Response
 import retrofit2.http.Body
 import retrofit2.http.GET
 import retrofit2.http.Headers
@@ -22,11 +24,16 @@ private const val SB_API_URL = "https://sponsor.ajay.app"
 private const val RYD_API_URL = "https://returnyoutubedislikeapi.com"
 private const val GOOGLE_API_KEY = "AIzaSyDyT5W0Jh49F30Pqqtyfdf7pDLFKLJoAnw"
 const val USER_AGENT = "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.3"
+private const val PIPED_INSTANCES_URL = "https://piped-instances.kavin.rocks"
+private const val PIPED_INSTANCES_MARKDOWN_URL = "https://raw.githubusercontent.com/TeamPiped/documentation/refs/heads/main/content/docs/public-instances/index.md"
 
 interface ExternalApi {
     // only for fetching servers list
     @GET
-    suspend fun getInstances(@Url url: String): List<PipedInstance>
+    suspend fun getInstances(@Url url: String = PIPED_INSTANCES_URL): List<PipedInstance>
+
+    @GET
+    suspend fun getInstancesMarkdown(@Url url: String = PIPED_INSTANCES_MARKDOWN_URL): Response<ResponseBody>
 
     @GET("config")
     suspend fun getInstanceConfig(@Url url: String): PipedConfig

app/src/main/java/com/github/libretube/api/InstanceRepository.kt

@@ -2,9 +2,11 @@ package com.github.libretube.api
 
 import android.content.Context
 import com.github.libretube.R
+import com.github.libretube.api.RetrofitInstance.PIPED_API_URL
 import com.github.libretube.api.obj.PipedInstance
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.withContext
+import okhttp3.HttpUrl.Companion.toHttpUrl
 
 class InstanceRepository(private val context: Context) {
 
@@ -13,19 +15,23 @@ class InstanceRepository(private val context: Context) {
      */
     suspend fun getInstances(): Result<List<PipedInstance>> = withContext(Dispatchers.IO) {
         runCatching {
-            RetrofitInstance.externalApi.getInstances(PIPED_INSTANCES_URL)
+            RetrofitInstance.externalApi.getInstances()
         }
     }
 
-    fun getInstancesFallback(): List<PipedInstance> {
-        val instanceNames = context.resources.getStringArray(R.array.instances)
-        return context.resources.getStringArray(R.array.instancesValue)
-            .mapIndexed { index, instanceValue ->
-                PipedInstance(instanceNames[index], instanceValue)
-            }
-    }
+    suspend fun getInstancesFallback(): List<PipedInstance> = withContext(Dispatchers.IO) {
+        return@withContext try {
+            RetrofitInstance.externalApi.getInstancesMarkdown().body()!!.string().lines().reversed()
+                .takeWhile { !it.startsWith("---") }
+                .filter { it.isNotBlank() }
+                .map { line ->
+                    val infoParts = line.split("|")
 
-    companion object {
-        private const val PIPED_INSTANCES_URL = "https://piped-instances.kavin.rocks"
+                    PipedInstance(name = infoParts[0], apiUrl = infoParts[1], locations = infoParts[2], cdn = infoParts[3] == "Yes")
+                }
+        } catch (e: Exception) {
+            // worst case scenario: only return official instance
+            return@withContext listOf(PipedInstance(name = PIPED_API_URL.toHttpUrl().host, apiUrl = PIPED_API_URL))
+        }
     }
 }

app/src/main/java/com/github/libretube/ui/activities/MainActivity.kt

@@ -112,7 +112,7 @@ class MainActivity : BaseActivity() {
 
         val isAppConfigured = PreferenceHelper.getBoolean(PreferenceKeys.LOCAL_FEED_EXTRACTION, false) ||
                 PreferenceHelper.getString(PreferenceKeys.FETCH_INSTANCE, "").isNotEmpty()
-        if (isAppConfigured) {
+        if (!isAppConfigured) {
             val welcomeIntent = Intent(this, WelcomeActivity::class.java)
             startActivity(welcomeIntent)
             finish()

app/src/main/res/values/array.xml

@@ -1,39 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
-    <string-array name="instances">
-        <item>kavin.rocks (Official)</item>
-        <item>syncpundit.io</item>
-        <item>lunar.icu</item>
-        <item>r4fo.com</item>
-        <item>kavin.rocks libre (Official)</item>
-        <item>projectsegfau.lt</item>
-        <item>projectsegfau.lt us</item>
-        <item>smnz.de</item>
-        <item>adminforge.de</item>
-        <item>astartes.nl</item>
-        <item>drgns.space</item>
-        <item>ducks.party</item>
-        <item>ngn.tf</item>
-        <item>coldforge.xyz</item>
-    </string-array>
-
-    <string-array name="instancesValue">
-        <item>https://pipedapi.kavin.rocks</item>
-        <item>https://pipedapi.syncpundit.io</item>
-        <item>https://piped-api.lunar.icu</item>
-        <item>https://pipedapi.r4fo.com</item>
-        <item>https://pipedapi-libre.kavin.rocks</item>
-        <item>https://api.piped.projectsegfau.lt</item>
-        <item>https://pipedapi.us.projectsegfau.lt</item>
-        <item>https://pipedapi.smnz.de</item>
-        <item>https://pipedapi.adminforge.de</item>
-        <item>https://pipedapi.astartes.nl</item>
-        <item>https://pipedapi.drgns.space</item>
-        <item>https://pipedapi.ducks.party</item>
-        <item>https://pipedapi.ngn.tf</item>
-        <item>https://pipedapi.coldforge.xyz</item>
-    </string-array>
-
     <string-array name="languages">
         <item>@string/systemLanguage</item>
         <item>العربية</item>

app/src/main/res/xml/instance_settings.xml

@@ -27,8 +27,6 @@
         <ListPreference
             android:icon="@drawable/ic_server"
             app:defaultValue="https://pipedapi.kavin.rocks"
-            app:entries="@array/instances"
-            app:entryValues="@array/instancesValue"
             app:key="selectInstance"
             android:dependency="full_local_mode"
             app:title="@string/instances" />
@@ -70,8 +68,6 @@
             android:dependency="auth_instance_toggle"
             android:icon="@drawable/ic_server"
             app:defaultValue="https://pipedapi.kavin.rocks"
-            app:entries="@array/instances"
-            app:entryValues="@array/instancesValue"
             app:key="selectAuthInstance"
             app:title="@string/auth_instances" />