Create basic configuration

src/client/java/net/vinrobot/mcemote/client/MinecraftEmoteModClient.java

@@ -8,6 +8,8 @@
 import net.vinrobot.mcemote.client.providers.STVGlobalEmoteProvider;
 import net.vinrobot.mcemote.client.providers.STVUserEmoteProvider;
 import net.vinrobot.mcemote.client.text.EmotesManager;
+import net.vinrobot.mcemote.config.Configuration;
+import net.vinrobot.mcemote.config.impl.ConfigurationImpl;
 import webpdecoderjn.WebPLoader;
 
 import java.io.IOException;
@@ -16,7 +18,6 @@
 
 public class MinecraftEmoteModClient implements ClientModInitializer {
 	public static final EmotesManager EMOTES_MANAGER = new EmotesManager();
-	public static final String SCRAPIE_TWITCH_ID = "40646018";
 
 	@Override
 	public void onInitializeClient() {
@@ -27,10 +28,11 @@ public void onInitializeClient() {
 			MinecraftEmoteMod.LOGGER.error("Failed to initialize WebPDecoder", e);
 		}
 
+		final Configuration config = new ConfigurationImpl();
 		final IEmoteProvider[] providers = new IEmoteProvider[]{
 			new STVGlobalEmoteProvider(),
-			new STVUserEmoteProvider(SCRAPIE_TWITCH_ID),
-			new FFZRoomEmoteProvider(SCRAPIE_TWITCH_ID),
+			new STVUserEmoteProvider(),
+			new FFZRoomEmoteProvider(),
 		};
 
 		int codePoint = 100;
@@ -42,7 +44,7 @@ public void onInitializeClient() {
 				// "Register" emotes in a temporary list
 				// If an exception is thrown, the emotes will not be added to the manager
 				final List<Emote> emotes = new ArrayList<>();
-				provider.registerEmotes(emotes::add);
+				provider.registerEmotes(config, emotes::add);
 
 				for (final Emote emote : emotes) {
 					EMOTES_MANAGER.addEmote(codePoint++, emote);

src/client/java/net/vinrobot/mcemote/client/providers/FFZRoomEmoteProvider.java

@@ -3,21 +3,21 @@
 import net.vinrobot.mcemote.api.FrankerFaceZService;
 import net.vinrobot.mcemote.api.ffz.Platform;
 import net.vinrobot.mcemote.client.font.impl.FFZEmote;
+import net.vinrobot.mcemote.config.Configuration;
 
 import java.io.IOException;
 
 public class FFZRoomEmoteProvider implements IEmoteProvider {
-	private final String userId;
-
-	public FFZRoomEmoteProvider(String userId) {
-		this.userId = userId;
-	}
-
 	@Override
-	public void registerEmotes(IEmoteRegistry registry) throws IOException, InterruptedException {
+	public void registerEmotes(Configuration config, IEmoteRegistry registry) throws IOException, InterruptedException {
+		final String twitchId = config.twitchId().get();
+		if (twitchId.isEmpty()) {
+			return;
+		}
+
 		final FrankerFaceZService service = new FrankerFaceZService();
 
-		service.fetchRoom(Platform.TWITCH, this.userId)
+		service.fetchRoom(Platform.TWITCH, twitchId)
 			.sets().values().stream()
 			.flatMap(emoteSet -> emoteSet.emoticons().stream())
 			.map(FFZEmote::new)

src/client/java/net/vinrobot/mcemote/client/providers/IEmoteProvider.java

@@ -1,5 +1,7 @@
 package net.vinrobot.mcemote.client.providers;
 
+import net.vinrobot.mcemote.config.Configuration;
+
 public interface IEmoteProvider {
-	void registerEmotes(IEmoteRegistry registry) throws Exception;
+	void registerEmotes(Configuration config, IEmoteRegistry registry) throws Exception;
 }

src/client/java/net/vinrobot/mcemote/client/providers/STVGlobalEmoteProvider.java

@@ -2,12 +2,13 @@
 
 import net.vinrobot.mcemote.api.SevenTVService;
 import net.vinrobot.mcemote.client.font.impl.SevenTVEmote;
+import net.vinrobot.mcemote.config.Configuration;
 
 import java.io.IOException;
 
 public class STVGlobalEmoteProvider implements IEmoteProvider {
 	@Override
-	public void registerEmotes(IEmoteRegistry registry) throws IOException, InterruptedException {
+	public void registerEmotes(Configuration config, IEmoteRegistry registry) throws IOException, InterruptedException {
 		final SevenTVService service = new SevenTVService();
 
 		service.fetchGlobalEmoteSet()

src/client/java/net/vinrobot/mcemote/client/providers/STVUserEmoteProvider.java

@@ -3,21 +3,21 @@
 import net.vinrobot.mcemote.api.SevenTVService;
 import net.vinrobot.mcemote.api.seventv.Platform;
 import net.vinrobot.mcemote.client.font.impl.SevenTVEmote;
+import net.vinrobot.mcemote.config.Configuration;
 
 import java.io.IOException;
 
 public class STVUserEmoteProvider implements IEmoteProvider {
-	private final String userId;
-
-	public STVUserEmoteProvider(String userId) {
-		this.userId = userId;
-	}
-
 	@Override
-	public void registerEmotes(IEmoteRegistry registry) throws IOException, InterruptedException {
+	public void registerEmotes(Configuration config, IEmoteRegistry registry) throws IOException, InterruptedException {
+		final String twitchId = config.twitchId().get();
+		if (twitchId.isEmpty()) {
+			return;
+		}
+
 		final SevenTVService service = new SevenTVService();
 
-		service.fetchUser(Platform.TWITCH, this.userId)
+		service.fetchUser(Platform.TWITCH, twitchId)
 			.emote_set().emotes().stream()
 			.map(SevenTVEmote::new)
 			.forEach(registry::registerEmote);

src/main/java/net/vinrobot/mcemote/config/Configuration.java

@@ -0,0 +1,5 @@
+package net.vinrobot.mcemote.config;
+
+public interface Configuration {
+	Option<String> twitchId();
+}

src/main/java/net/vinrobot/mcemote/config/Option.java

@@ -0,0 +1,74 @@
+package net.vinrobot.mcemote.config;
+
+import net.vinrobot.mcemote.config.impl.OptionImpl;
+
+import java.util.Optional;
+
+public interface Option<T> {
+	static <T> Option<T> of(final T defaultValue) {
+		return new OptionImpl<>(defaultValue);
+	}
+
+	static <T> Option<T> of(final T defaultValue, Optional<T> value) {
+		final Option<T> option = of(defaultValue);
+		option.set(value);
+		return option;
+	}
+
+	static <T> Option<T> of(final T defaultValue, T value) {
+		final Option<T> option = of(defaultValue);
+		option.set(value);
+		return option;
+	}
+
+	/**
+	 * Set the value of this option.
+	 *
+	 * @param value The optional value to set.
+	 * @return This option.
+	 */
+	Option<T> set(Optional<T> value);
+
+	/**
+	 * Set the value of this option.
+	 *
+	 * @param value The value to set. Must not be null.
+	 * @return This option.
+	 */
+	default Option<T> set(T value) {
+		return this.set(Optional.of(value));
+	}
+
+	/**
+	 * Reset the value of this option.
+	 *
+	 * @return This option.
+	 */
+	default Option<T> reset() {
+		return this.set(Optional.empty());
+	}
+
+	/**
+	 * Get the value of this option.
+	 * Returns the default value if the value is not set.
+	 *
+	 * @return The value of this option.
+	 */
+	default T get() {
+		return this.getRaw().orElseGet(this::getDefault);
+	}
+
+	/**
+	 * Get the raw value of this option.
+	 *
+	 * @return The raw value of this option.
+	 */
+	Optional<T> getRaw();
+
+	/**
+	 * Get the default value of this option.
+	 *
+	 * @return The default value of this option.
+	 */
+	T getDefault();
+}

src/main/java/net/vinrobot/mcemote/config/impl/ConfigurationImpl.java

@@ -0,0 +1,15 @@
+package net.vinrobot.mcemote.config.impl;
+
+import net.vinrobot.mcemote.config.Configuration;
+import net.vinrobot.mcemote.config.Option;
+
+public final class ConfigurationImpl implements Configuration {
+	private static final String SCRAPIE_TWITCH_ID = "40646018";
+
+	private final Option<String> twitchId = Option.of(SCRAPIE_TWITCH_ID);
+
+	@Override
+	public Option<String> twitchId() {
+		return this.twitchId;
+	}
+}

src/main/java/net/vinrobot/mcemote/config/impl/OptionImpl.java

@@ -0,0 +1,31 @@
+package net.vinrobot.mcemote.config.impl;
+
+import net.vinrobot.mcemote.config.Option;
+
+import java.util.Objects;
+import java.util.Optional;
+
+public class OptionImpl<T> implements Option<T> {
+	private final T defaultValue;
+	private Optional<T> value = Optional.empty();
+
+	public OptionImpl(final T defaultValue) {
+		this.defaultValue = defaultValue;
+	}
+
+	@Override
+	public Option<T> set(final Optional<T> value) {
+		this.value = Objects.requireNonNull(value);
+		return this;
+	}
+
+	@Override
+	public Optional<T> getRaw() {
+		return this.value;
+	}
+
+	@Override
+	public T getDefault() {
+		return this.defaultValue;
+	}
+}