refactor: initial moves

bot/modules/leveling/leveling.view.ts

@@ -0,0 +1,71 @@
+import { EmbedBuilder } from "discord.js";
+
+/**
+ * User data for leaderboard display
+ */
+interface LeaderboardUser {
+    username: string;
+    level: number | null;
+    xp: bigint | null;
+    balance: bigint | null;
+    netWorth?: bigint | null;
+}
+
+/**
+ * Returns the appropriate medal emoji for a ranking position
+ */
+function getMedalEmoji(index: number): string {
+    if (index === 0) return "🥇";
+    if (index === 1) return "🥈";
+    if (index === 2) return "🥉";
+    return `${index + 1}.`;
+}
+
+/**
+ * Formats a single leaderboard entry based on type
+ */
+function formatLeaderEntry(user: LeaderboardUser, index: number, type: 'xp' | 'balance' | 'networth'): string {
+    const medal = getMedalEmoji(index);
+    let value = '';
+
+    switch (type) {
+        case 'xp':
+            value = `Lvl ${user.level ?? 1} (${user.xp ?? 0n} XP)`;
+            break;
+        case 'balance':
+            value = `${user.balance ?? 0n} 🪙`;
+            break;
+        case 'networth':
+            value = `${user.netWorth ?? 0n} 🪙 (Net Worth)`;
+            break;
+    }
+
+    return `${medal} **${user.username}** — ${value}`;
+}
+
+/**
+ * Creates a leaderboard embed for either XP, Balance or Net Worth rankings
+ */
+export function getLeaderboardEmbed(leaders: LeaderboardUser[], type: 'xp' | 'balance' | 'networth'): EmbedBuilder {
+    const description = leaders.map((user, index) =>
+        formatLeaderEntry(user, index, type)
+    ).join("\n");
+
+    let title = '';
+    switch (type) {
+        case 'xp':
+            title = "🏆 XP Leaderboard";
+            break;
+        case 'balance':
+            title = "💰 Richest Players";
+            break;
+        case 'networth':
+            title = "💎 Net Worth Leaderboard";
+            break;
+    }
+
+    return new EmbedBuilder()
+        .setTitle(title)
+        .setDescription(description)
+        .setColor(0xFFD700); // Gold
+}