feat: Implement a new API routing system by adding dedicated route files for users, transactions, assets, items, quests, and other game entities, and integrating them into the server.

web/src/routes/settings.routes.ts

@@ -0,0 +1,158 @@
+/**
+ * @fileoverview Bot settings endpoints for Aurora API.
+ * Provides endpoints for reading and updating bot configuration,
+ * as well as fetching Discord metadata.
+ */
+
+import type { RouteContext, RouteModule } from "./types";
+import { jsonResponse, errorResponse, withErrorHandling } from "./utils";
+
+/**
+ * JSON replacer for BigInt serialization.
+ */
+function jsonReplacer(_key: string, value: unknown): unknown {
+    return typeof value === "bigint" ? value.toString() : value;
+}
+
+/**
+ * Settings routes handler.
+ * 
+ * Endpoints:
+ * - GET /api/settings - Get current bot configuration
+ * - POST /api/settings - Update bot configuration (partial merge)
+ * - GET /api/settings/meta - Get Discord metadata (roles, channels, commands)
+ */
+async function handler(ctx: RouteContext): Promise<Response | null> {
+    const { pathname, method, req } = ctx;
+
+    // Only handle requests to /api/settings*
+    if (!pathname.startsWith("/api/settings")) {
+        return null;
+    }
+
+    /**
+     * @route GET /api/settings
+     * @description Returns the current bot configuration.
+     * Configuration includes economy settings, leveling settings,
+     * command toggles, and other system settings.
+     * @response 200 - Full configuration object
+     * @response 500 - Error fetching settings
+     * 
+     * @example
+     * // Response
+     * {
+     *   "economy": { "dailyReward": 100, "streakBonus": 10 },
+     *   "leveling": { "xpPerMessage": 15, "levelUpChannel": "123456789" },
+     *   "commands": { "disabled": [], "channelLocks": {} }
+     * }
+     */
+    if (pathname === "/api/settings" && method === "GET") {
+        return withErrorHandling(async () => {
+            const { config } = await import("@shared/lib/config");
+            return new Response(JSON.stringify(config, jsonReplacer), {
+                headers: { "Content-Type": "application/json" }
+            });
+        }, "fetch settings");
+    }
+
+    /**
+     * @route POST /api/settings
+     * @description Updates bot configuration with partial merge.
+     * Only the provided fields will be updated; other settings remain unchanged.
+     * After updating, commands are automatically reloaded.
+     * 
+     * @body Partial configuration object
+     * @response 200 - `{ success: true }`
+     * @response 400 - Validation error
+     * @response 500 - Error saving settings
+     * 
+     * @example
+     * // Request - Only update economy daily reward
+     * POST /api/settings
+     * { "economy": { "dailyReward": 150 } }
+     */
+    if (pathname === "/api/settings" && method === "POST") {
+        try {
+            const partialConfig = await req.json();
+            const { saveConfig, config: currentConfig } = await import("@shared/lib/config");
+            const { deepMerge } = await import("@shared/lib/utils");
+
+            // Merge partial update into current config
+            const mergedConfig = deepMerge(currentConfig, partialConfig);
+
+            // saveConfig throws if validation fails
+            saveConfig(mergedConfig);
+
+            const { systemEvents, EVENTS } = await import("@shared/lib/events");
+            systemEvents.emit(EVENTS.ACTIONS.RELOAD_COMMANDS);
+
+            return jsonResponse({ success: true });
+        } catch (error) {
+            // Return 400 for validation errors
+            const message = error instanceof Error ? error.message : String(error);
+            return errorResponse("Failed to save settings", 400, message);
+        }
+    }
+
+    /**
+     * @route GET /api/settings/meta
+     * @description Returns Discord server metadata for settings UI.
+     * Provides lists of roles, channels, and registered commands.
+     * 
+     * @response 200 - `{ roles: Role[], channels: Channel[], commands: Command[] }`
+     * @response 500 - Error fetching metadata
+     * 
+     * @example
+     * // Response
+     * {
+     *   "roles": [
+     *     { "id": "123456789", "name": "Admin", "color": "#FF0000" }
+     *   ],
+     *   "channels": [
+     *     { "id": "987654321", "name": "general", "type": 0 }
+     *   ],
+     *   "commands": [
+     *     { "name": "daily", "category": "economy" }
+     *   ]
+     * }
+     */
+    if (pathname === "/api/settings/meta" && method === "GET") {
+        return withErrorHandling(async () => {
+            const { AuroraClient } = await import("../../../bot/lib/BotClient");
+            const { env } = await import("@shared/lib/env");
+
+            if (!env.DISCORD_GUILD_ID) {
+                return jsonResponse({ roles: [], channels: [], commands: [] });
+            }
+
+            const guild = AuroraClient.guilds.cache.get(env.DISCORD_GUILD_ID);
+            if (!guild) {
+                return jsonResponse({ roles: [], channels: [], commands: [] });
+            }
+
+            // Map roles and channels to a simplified format
+            const roles = guild.roles.cache
+                .sort((a, b) => b.position - a.position)
+                .map(r => ({ id: r.id, name: r.name, color: r.hexColor }));
+
+            const channels = guild.channels.cache
+                .map(c => ({ id: c.id, name: c.name, type: c.type }));
+
+            const commands = Array.from(AuroraClient.knownCommands.entries())
+                .map(([name, category]) => ({ name, category }))
+                .sort((a, b) => {
+                    if (a.category !== b.category) return a.category.localeCompare(b.category);
+                    return a.name.localeCompare(b.name);
+                });
+
+            return jsonResponse({ roles, channels, commands });
+        }, "fetch settings meta");
+    }
+
+    return null;
+}
+
+export const settingsRoutes: RouteModule = {
+    name: "settings",
+    handler
+};