Update preview handler to use unicode and gh api

src/main/java/org/geysermc/discordbot/listeners/PreviewHandler.java

@@ -1,3 +1,28 @@
+/*
+ * Copyright (c) 2024 GeyserMC. http://geysermc.org
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ *
+ * @author GeyserMC
+ * @link https://github.com/GeyserMC/GeyserDiscordBot
+ */
+
 package org.geysermc.discordbot.listeners;
 
 import net.dv8tion.jda.api.EmbedBuilder;
@@ -8,13 +33,14 @@
 import net.dv8tion.jda.api.hooks.ListenerAdapter;
 import net.dv8tion.jda.api.interactions.components.buttons.Button;
 import net.dv8tion.jda.api.utils.messages.MessageCreateData;
+import org.geysermc.discordbot.GeyserBot;
 import org.geysermc.discordbot.storage.ServerSettings;
 import org.geysermc.discordbot.util.BotColors;
-import org.json.JSONObject;
-import pw.chew.chewbotcca.util.RestClient;
+import org.kohsuke.github.GHPullRequest;
 
 import javax.annotation.Nonnull;
 
+import java.io.IOException;
 import java.time.Instant;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
@@ -50,19 +76,18 @@ public void onMessageReceived(@Nonnull MessageReceivedEvent event) {
         String repo = matcher.group(1);
         String pr = matcher.group(2);
 
-        RestClient.RestResponse<JSONObject> restResponse = RestClient
-                .getJsonObject("https://api.github.com/repos/GeyserMC/" + repo + "/pulls/" + pr);
-        JSONObject serverResponse = restResponse.body();
-
-        if (serverResponse.has("message")) {
+        GHPullRequest pullRequest;
+        try {
+            pullRequest = GeyserBot.getGithub().getRepository("GeyserMC/" + repo).getPullRequest(Integer.parseInt(pr));
+        } catch (IOException e) {
             // The linked PR does not exist
             return;
         }
 
         previewChannel.createForumPost(
-                serverResponse.getString("title"),
+                pullRequest.getTitle(),
                 MessageCreateData.fromEmbeds(new EmbedBuilder()
-                        .setTitle(serverResponse.getString("title"))
+                        .setTitle(pullRequest.getTitle())
                         .setColor(BotColors.SUCCESS.getColor())
                         .setDescription(event.getMessage().getContentRaw())
                         .setAuthor(event.getAuthor().getEffectiveName(), null,
@@ -71,12 +96,12 @@ public void onMessageReceived(@Nonnull MessageReceivedEvent event) {
                         .setTimestamp(Instant.now())
                         .build()))
                 .addActionRow(
-                        Button.link(serverResponse.getString("html_url"), "Discuss on GitHub")
-                                .withEmoji(Emoji.fromFormatted("💬")),
-                        Button.link(serverResponse.getString("html_url") + "/files", "View Changes")
-                                .withEmoji(Emoji.fromFormatted("📝")),
-                        Button.link(serverResponse.getString("html_url") + "/checks", "Download Artifacts")
-                                .withEmoji(Emoji.fromFormatted("📦")))
+                        Button.link(String.valueOf(pullRequest.getHtmlUrl()), "Discuss on GitHub")
+                                .withEmoji(Emoji.fromUnicode("\ud83d\udcac")),
+                        Button.link(pullRequest.getHtmlUrl() + "/files", "View Changes")
+                                .withEmoji(Emoji.fromUnicode("\ud83d\udcdd")),
+                        Button.link(pullRequest.getHtmlUrl() + "/checks", "Download Artifacts")
+                                .withEmoji(Emoji.fromUnicode("\ud83d\udce6")))
                 .queue(forumPost -> {
                     // Reply to the original message with the link to the forum post
                     event.getMessage().replyEmbeds(new EmbedBuilder()