Add fetching guild profiles

src/api/routes/guilds/#guild_id/profile.ts

@@ -0,0 +1,65 @@
+/*
+	Spacebar: A FOSS re-implementation and extension of the Discord.com backend.
+	Copyright (C) 2023 Spacebar and Spacebar Contributors
+	
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU Affero General Public License as published
+	by the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+	
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU Affero General Public License for more details.
+	
+	You should have received a copy of the GNU Affero General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+import { route } from "@spacebar/api";
+import { Guild, GuildProfileResponse, GuildVisibilityLevel } from "@spacebar/util";
+import { Request, Response, Router } from "express";
+
+const router = Router();
+
+router.get(
+	"/",
+	route({
+		responses: {
+			"200": {
+				body: "GuildProfileResponse",
+			},
+		},
+	}),
+	async (req: Request, res: Response) => {
+		const { guild_id } = req.params;
+		const guild = await Guild.findOneOrFail({ where: { id: guild_id } });
+		const profileResponse: GuildProfileResponse = {
+			id: guild_id,
+			name: guild.name,
+			icon_hash: guild.icon ?? null,
+			member_count: guild.member_count!,
+			online_count: guild.member_count!,
+			description: guild.description ?? "A Spacebar guild",
+			brand_color_primary: "#FF00FF",
+			banner_hash: null,
+			game_application_ids: [], // We don't track this
+			game_activity: {}, // We don't track this
+			tag: guild.name.substring(0, 4).toUpperCase(), // TODO: allow custom tags
+			badge: 0,
+			badge_color_primary: "#FF00FF",
+			badge_color_secondary: "#00FFFF",
+			badge_hash: "",
+			traits: [],
+			features: guild.features ?? [],
+			visibility: GuildVisibilityLevel.PUBLIC,
+			custom_banner_hash: guild.banner ?? null,
+			premium_subscription_count: guild.premium_subscription_count ?? 0,
+			premium_tier: guild.premium_tier ?? 0
+		};
+
+		res.send(profileResponse);
+	},
+);
+
+export default router;