add members sidebar + endpoint

src/routes/api/members/[entityId]/+server.ts

@@ -0,0 +1,58 @@
+import { db } from '$lib/server/db';
+import * as table from '$lib/server/db/schema';
+import { eq, inArray } from 'drizzle-orm';
+import { GroupID, ServerID } from '$lib';
+import { error, json } from '@sveltejs/kit';
+import type { RequestHandler } from './$types';
+
+export const GET: RequestHandler = async ({ params }) => {
+  const { entityId } = params;
+
+  if (!entityId) {
+    throw error(400, 'Entity ID is required');
+  }
+
+  if (GroupID.is(entityId)) {
+    const group = await db.select().from(table.group).where(eq(table.group.id, entityId));
+
+    if (!group || group?.length == 0) {
+      throw error(404, 'Group not found');
+    }
+
+    const members = await db
+      .select()
+      .from(table.user)
+      .where(inArray(table.user.id, group[0].members as string[]));
+
+    return json({
+      members: members.map((member) => ({
+        id: member.id,
+        username: member.username,
+        image: `https://api.dicebear.com/7.x/pixel-art/svg?seed=${member.username}`
+      }))
+    });
+  }
+
+  if (ServerID.is(entityId)) {
+    const server = await db.select().from(table.server).where(eq(table.server.id, entityId));
+
+    if (!server || server?.length == 0) {
+      throw error(404, 'Server not found');
+    }
+
+    const members = await db
+      .select()
+      .from(table.user)
+      .where(inArray(table.user.id, server[0].members as string[]));
+
+    return json({
+      members: members.map((member) => ({
+        id: member.id,
+        username: member.username,
+        image: `https://api.dicebear.com/7.x/pixel-art/svg?seed=${member.username}`
+      }))
+    });
+  }
+
+  throw error(400, 'Invalid entity ID');
+};