Add stuff - first commit

src/main/java/me/chayapak1/chomensbot_mabe/commands/HelpCommand.java

@@ -0,0 +1,98 @@
+package me.chayapak1.chomensbot_mabe.commands;
+
+import me.chayapak1.chomensbot_mabe.Bot;
+import me.chayapak1.chomensbot_mabe.command.Command;
+import me.chayapak1.chomensbot_mabe.command.CommandContext;
+import me.chayapak1.chomensbot_mabe.plugins.CommandHandlerPlugin;
+import net.kyori.adventure.text.Component;
+import net.kyori.adventure.text.JoinConfiguration;
+import net.kyori.adventure.text.format.NamedTextColor;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+
+public class HelpCommand implements Command {
+    public String description() {
+        return "Shows the help";
+    }
+
+    public List<String> usage() {
+        final List<String> usages = new ArrayList<>();
+        usages.add("[command]");
+
+        return usages;
+    }
+
+    public Component execute (CommandContext context, String[] args) {
+        if (args.length == 0) {
+            sendCommandList(context);
+            return Component.text("success");
+        } else {
+            return sendUsages(context, args);
+        }
+    }
+
+    public void sendCommandList(CommandContext context) {
+        final List<Component> list = new ArrayList<>();
+
+        for (Map.Entry<String, Command> entry : CommandHandlerPlugin.commands().entrySet()) {
+            final String name = entry.getKey();
+
+            list.add(Component.text(name));
+        }
+
+        final Component component = Component.empty()
+                        .append(Component.text("Commands ").color(NamedTextColor.GRAY))
+                        .append(Component.text("(").color(NamedTextColor.DARK_GRAY))
+                        .append(Component.text("Length: ").color(NamedTextColor.GRAY))
+                        .append(Component.text(list.size()).color(NamedTextColor.GREEN))
+                        .append(Component.text(") - ").color(NamedTextColor.DARK_GRAY))
+                        .append(Component.join(JoinConfiguration.separator(Component.space()), list).color(NamedTextColor.GREEN));
+
+        context.sendOutput(component);
+    }
+
+    public Component sendUsages (CommandContext context, String[] args) {
+        final Bot bot = context.bot();
+
+        final String prefix = bot.chatCommandHandler().prefix();
+
+        final String commandName = args[0];
+
+        for (Map.Entry<String, Command> entry : CommandHandlerPlugin.commands().entrySet()) {
+            if (!entry.getKey().equals(commandName)) continue;
+
+            final List<Component> usages = new ArrayList<>();
+
+            final Command command = entry.getValue();
+
+            usages.add(
+                    Component.empty()
+                            .append(Component.text(prefix + commandName).color(NamedTextColor.GOLD))
+                            .append(Component.text(" - " + command.description()).color(NamedTextColor.GRAY))
+            );
+
+            usages.add(
+                    Component.empty()
+                            .append(Component.text("Trust level: ").color(NamedTextColor.GREEN))
+                            .append(Component.text("TODO").color(NamedTextColor.YELLOW))
+            );
+
+            for (String usage : command.usage()) {
+                usages.add(
+                        Component.empty()
+                                .append(Component.text(prefix + commandName).color(NamedTextColor.GOLD))
+                                .append(Component.text(" "))
+                                .append(Component.text(usage).color(NamedTextColor.AQUA))
+                );
+            }
+
+            context.sendOutput(Component.join(JoinConfiguration.separator(Component.newline()), usages));
+
+            return Component.text("success");
+        }
+
+        return Component.text("Unknown command").color(NamedTextColor.RED);
+    }
+}