class="kw">package com.hypixel.hytale.server.core.io.ice;

class="kw">import com.hypixel.hytale.logger.HytaleLogger;
class="kw">import com.hypixel.hytale.server.core.liveconfig.LiveConfigModule;
class="kw">import java.util.ArrayList;
class="kw">import java.util.List;
class="kw">import java.util.logging.Level;
class="kw">import javax.annotation.Nonnull;

class="kw">public class="kw">final class IceServerConfig {
   @Nonnull
   class="kw">public class="kw">static class="kw">final String FALLBACK_STUN_SERVER = "stun.cloudflare.com:3478";
   class="kw">private class="kw">static class="kw">final int MAX_STUN_SERVERS = 8;
   class="kw">private class="kw">static class="kw">final String ENABLE_ICE_FLAG = "enable_ice_framework";
   class="kw">private class="kw">static class="kw">final String STUN_SERVERS_FLAG = "ice_stun_servers";
   class="kw">static class="kw">final boolean ENABLE_ICE_DEFAULT = true;
   class="kw">private class="kw">static class="kw">final HytaleLogger LOGGER = HytaleLogger.forEnclosingClass();

   class="kw">private IceServerConfig() {
   }

   class="kw">public class="kw">static boolean isIceEnabled() {
      LiveConfigModule var0 = LiveConfigModule.get();
      class="kw">return var0 == null ? false : var0.getBoolFlag("enable_ice_framework", true);
   }

   @Nonnull
   class="kw">public class="kw">static List<String> stunServers() {
      LiveConfigModule var0 = LiveConfigModule.get();
      class="kw">return var0 == null ? List.of("stun.cloudflare.com:3478") : parseStunServers(var0.getStringFlag("ice_stun_servers", "stun.cloudflare.com:3478"));
   }

   @Nonnull
   class="kw">static List<String> parseStunServers(@Nonnull String var0) {
      ArrayList var1 = new ArrayList<>(8);
      boolean var2 = false;

      for (String var6 : var0.split(",", -1)) {
         String var7 = var6.trim();
         if (!var7.isEmpty()) {
            int var8 = var7.lastIndexOf(58);
            if (var8 > 0 && var8 != var7.length() - 1) {
               String var9 = var7.substring(0, var8);
               String var10 = var7.substring(var8 + 1);
               boolean var11 = var9.startsWith("[");
               boolean var12 = var9.endsWith("]");
               if (var11 != var12) {
                  var2 = true;
               } else {
                  if (var11) {
                     var9 = var9.substring(1, var9.length() - 1);
                  }

                  if (var9.isEmpty()) {
                     var2 = true;
                  } else {
                     try {
                        int var13 = Integer.parseInt(var10);
                        if (var13 < 1 || var13 > 65535) {
                           var2 = true;
                           class="kw">continue;
                        }
                     } catch (NumberFormatException var14) {
                        var2 = true;
                        class="kw">continue;
                     }

                     if (var1.size() < 8) {
                        var1.add(var9 + ":" + var10);
                     }
                  }
               }
            } else {
               var2 = true;
            }
         }
      }

      if (var2) {
         LOGGER.at(Level.WARNING).log("Ignored malformed entries in the ICE STUN server flag");
      }

      class="kw">return var1.isEmpty() ? List.of("stun.cloudflare.com:3478") : List.copyOf(var1);
   }
}