Added a way to make modals and added a suggestion modal

src/main/java/com/alttd/commandManager/CommandManager.java

@@ -2,13 +2,14 @@ package com.alttd.commandManager;
 
 import com.alttd.commandManager.commands.AddCommand.CommandManage;
 import com.alttd.commandManager.commands.CommandHelp;
+import com.alttd.commandManager.commands.CommandSuggestion;
 import com.alttd.commandManager.commands.PollCommand.CommandPoll;
 import com.alttd.database.Database;
+import com.alttd.modalManager.ModalManager;
 import com.alttd.util.Logger;
 import net.dv8tion.jda.api.EmbedBuilder;
 import net.dv8tion.jda.api.JDA;
 import net.dv8tion.jda.api.entities.Guild;
-import net.dv8tion.jda.api.entities.TextChannel;
 import net.dv8tion.jda.api.events.interaction.command.CommandAutoCompleteInteractionEvent;
 import net.dv8tion.jda.api.events.interaction.command.SlashCommandInteractionEvent;
 import net.dv8tion.jda.api.hooks.ListenerAdapter;
@@ -27,14 +28,15 @@ public class CommandManager extends ListenerAdapter {
     private final List<DiscordCommand> commands;
     private final HashMap<String, List<ScopeInfo>> commandList = new HashMap<>();
 
-    public CommandManager(JDA jda) {
+    public CommandManager(JDA jda, ModalManager modalManager) {
         commandList.put("manage", new ArrayList<>(List.of(new ScopeInfo(CommandScope.GLOBAL, 0))));
         loadCommands();
         Logger.info("Loading commands...");
         commands = List.of(
                 new CommandManage(jda, this),
                 new CommandHelp(jda, this),
-                new CommandPoll(jda, this));
+                new CommandPoll(jda, this),
+                new CommandSuggestion(jda, modalManager, this));
     }
 
     @Override

src/main/java/com/alttd/commandManager/commands/CommandSuggestion.java

@@ -0,0 +1,61 @@
+package com.alttd.commandManager.commands;
+
+import com.alttd.commandManager.CommandManager;
+import com.alttd.commandManager.DiscordCommand;
+import com.alttd.config.MessagesConfig;
+import com.alttd.modalManager.ModalManager;
+import com.alttd.util.Util;
+import net.dv8tion.jda.api.JDA;
+import net.dv8tion.jda.api.events.interaction.command.CommandAutoCompleteInteractionEvent;
+import net.dv8tion.jda.api.events.interaction.command.SlashCommandInteractionEvent;
+import net.dv8tion.jda.api.interactions.commands.build.CommandData;
+import net.dv8tion.jda.api.interactions.commands.build.Commands;
+import net.dv8tion.jda.api.interactions.components.Modal;
+
+import java.util.Collections;
+
+public class CommandSuggestion extends DiscordCommand {
+
+    private final CommandManager commandManager;
+    private final CommandData commandData;
+    private final ModalManager modalManager;
+
+    public CommandSuggestion(JDA jda, ModalManager modalManager, CommandManager commandManager) {
+        this.commandManager = commandManager;
+        this.modalManager = modalManager;
+
+        commandData = Commands.slash(getName(), "Open suggestion form.");
+        Util.registerCommand(commandManager, jda, commandData, getName());
+    }
+
+    @Override
+    public String getName() {
+        return "suggestion";
+    }
+
+    @Override
+    public void execute(SlashCommandInteractionEvent event) {
+        Modal modal = modalManager.getModalFor("suggestion");
+        if (modal == null) {
+            event.replyEmbeds(Util.genericErrorEmbed("Error",
+                    "Unable to find suggestion modal, please report this issue to Teri")).queue();
+            return;
+        }
+        event.replyModal(modal).queue();
+    }
+
+    @Override
+    public void suggest(CommandAutoCompleteInteractionEvent event) {
+        event.replyChoices(Collections.emptyList()).queue();
+    }
+
+    @Override
+    public String getHelpMessage() {
+        return MessagesConfig.HELP_SUGGESTION;
+    }
+
+    @Override
+    public CommandData getCommandData() {
+        return commandData;
+    }
+}

src/main/java/com/alttd/config/MessagesConfig.java

@@ -15,9 +15,11 @@ public class MessagesConfig extends AbstractConfig {
 
 
     public static String HELP_HELP = "`/help`: Shows help menu";
+    public static String HELP_SUGGESTION = "`/suggestion`: Opens suggestion form";
     public static String HELP_MESSAGE_TEMPLATE = "<commands>";
     private static void loadHelp() {
         HELP_HELP = messagesConfig.getString("help.help", HELP_HELP);
+        HELP_SUGGESTION = messagesConfig.getString("help.suggestion", HELP_SUGGESTION);
         HELP_MESSAGE_TEMPLATE = messagesConfig.getString("help.message-template", HELP_MESSAGE_TEMPLATE);
     }
     private static void loadPollHelp() {

src/main/java/com/alttd/listeners/JDAListener.java

@@ -1,6 +1,7 @@
-package com.alttd.commandManager.listeners;
+package com.alttd.listeners;
 
 import com.alttd.commandManager.CommandManager;
+import com.alttd.modalManager.ModalManager;
 import com.alttd.util.Logger;
 import net.dv8tion.jda.api.JDA;
 import net.dv8tion.jda.api.events.ReadyEvent;
@@ -18,7 +19,7 @@ public class JDAListener extends ListenerAdapter {
     @Override
     public void onReady(@NotNull ReadyEvent event) {
         Logger.info("JDA ready to register commands.");
-        jda.addEventListener(new CommandManager(jda));
+        jda.addEventListener(new CommandManager(jda, new ModalManager()));
     }
 
 }

src/main/java/com/alttd/modalManager/DiscordModal.java

@@ -0,0 +1,14 @@
+package com.alttd.modalManager;
+
+import net.dv8tion.jda.api.events.interaction.ModalInteractionEvent;
+import net.dv8tion.jda.api.interactions.components.Modal;
+
+public abstract class DiscordModal {
+
+    public abstract String getModalId();
+
+    public abstract void execute(ModalInteractionEvent event);
+
+    public abstract Modal getModal();
+
+}

src/main/java/com/alttd/modalManager/ModalManager.java

@@ -0,0 +1,51 @@
+package com.alttd.modalManager;
+
+import com.alttd.modalManager.modals.ModalSuggestion;
+import net.dv8tion.jda.api.EmbedBuilder;
+import net.dv8tion.jda.api.events.interaction.ModalInteractionEvent;
+import net.dv8tion.jda.api.hooks.ListenerAdapter;
+import net.dv8tion.jda.api.interactions.components.Modal;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+import java.awt.*;
+import java.util.List;
+import java.util.Optional;
+
+public class ModalManager extends ListenerAdapter {
+
+    private final List<DiscordModal> modals;
+
+    public ModalManager() {
+        modals = List.of(
+                new ModalSuggestion());
+    }
+
+    @Override
+    public void onModalInteraction(@NotNull ModalInteractionEvent event) {
+        String modalId = event.getModalId();
+        Optional<DiscordModal> first = modals.stream()
+                .filter(discordModal -> discordModal.getModalId().equalsIgnoreCase(modalId))
+                .findFirst();
+        if (first.isEmpty()) {
+            event.replyEmbeds(new EmbedBuilder()
+                            .setTitle("Invalid command")
+                            .setDescription("Unable to process modal with id: [" + modalId + "], please report this issue to a Teri")
+                            .setColor(Color.RED)
+                            .build())
+                    .setEphemeral(true)
+                    .queue();
+            return;
+        }
+        first.get().execute(event);
+    }
+
+    public @Nullable Modal getModalFor(String modalId) {
+        Optional<DiscordModal> first = modals.stream()
+                .filter(discordModal -> discordModal.getModalId().equalsIgnoreCase(modalId))
+                .findFirst();
+        if (first.isEmpty())
+            return null;
+        return first.get().getModal();
+    }
+}

src/main/java/com/alttd/modalManager/modals/ModalSuggestion.java

@@ -0,0 +1,39 @@
+package com.alttd.modalManager.modals;
+
+import com.alttd.modalManager.DiscordModal;
+import net.dv8tion.jda.api.events.interaction.ModalInteractionEvent;
+import net.dv8tion.jda.api.interactions.components.ActionRow;
+import net.dv8tion.jda.api.interactions.components.Modal;
+import net.dv8tion.jda.api.interactions.components.text.TextInput;
+import net.dv8tion.jda.api.interactions.components.text.TextInputStyle;
+
+public class ModalSuggestion extends DiscordModal {
+    @Override
+    public String getModalId() {
+        return "suggestion";
+    }
+
+    @Override
+    public void execute(ModalInteractionEvent event) {
+
+    }
+
+    @Override
+    public Modal getModal() {
+        TextInput title = TextInput.create("title", "Title", TextInputStyle.SHORT)
+                .setPlaceholder("You suggestion in one sentence")
+                .setRequiredRange(10, 100)
+                .setRequired(true)
+                .build();
+
+        TextInput body = TextInput.create("body", "Body", TextInputStyle.PARAGRAPH)
+                .setPlaceholder("Your concerns go here")
+                .setRequiredRange(30, 1024)
+                .setRequired(true)
+                .build();
+
+        return Modal.create(getModalId(), "Suggestion Form")
+                .addActionRows(ActionRow.of(title), ActionRow.of(body))
+                .build();
+    }
+}