chore: add script to generate hard coded instances

update-instances.sh

@@ -0,0 +1,31 @@
+#!/bin/bash
+
+# fetch instances from public api
+INSTANCES=$(curl -s 'https://piped-instances.kavin.rocks')
+
+# generate instances list for settings
+echo -e "\nContent for res/values/array.xml\n"
+
+echo '<string-array name="instances">'
+echo $INSTANCES | jq '.[].name' | while read name; do
+  echo "  <item>$name</item>" | tr -d '"'
+done
+
+echo -e '</string-array>\n\n<string-array name="instancesValue">'
+echo $INSTANCES | jq '.[].api_url' | while read url; do
+  echo "  <item>$url</item>" | tr -d '"'
+done
+echo -e '</string-array>'
+
+# generate android url schemes
+echo -e "\n\nContent for AndroidManifest.xml to be replaced\n"
+
+gen_frontends() {
+  echo $INSTANCES | jq '.[].api_url' | while read url; do
+    _url=$(echo "$url" | tr -d '"')
+    _frontend_url=$(curl -Ls -o /dev/null -w %{url_effective} "$_url")
+    _host=$(echo ${_frontend_url/https:\/\//} | tr -d '/')
+    echo "  <data android:host=\"$_host\" />"
+  done
+}
+echo "$(gen_frontends)" | sort | uniq