chore: add grades edge function

.vscode/settings.json

@@ -1,5 +1,20 @@
 {
   "deno.enable": true,
   "deno.lint": false,
-  "deno.unstable": false
+  "deno.unstable": [
+    "bare-node-builtins",
+    "byonm",
+    "sloppy-imports",
+    "unsafe-proto",
+    "webgpu",
+    "broadcast-channel",
+    "worker-options",
+    "cron",
+    "kv",
+    "ffi",
+    "fs",
+    "http",
+    "net"
+  ],
+  "deno.importMap": "./supabase/functions/import_map.json"
 }

supabase/config.toml

@@ -132,3 +132,7 @@ port = 54327
 vector_port = 54328
 # Configure one of the supported backends: `postgres`, `bigquery`.
 backend = "postgres"
+
+[functions.grades-tmp]
+verify_jwt = false
+import_map = './functions/import_map.json'

supabase/functions/_shared/cors.ts

@@ -0,0 +1,4 @@
+export const corsHeaders = {
+  'Access-Control-Allow-Origin': '*',
+  'Access-Control-Allow-Headers': 'authorization, x-client-info, apikey, content-type'
+};

supabase/functions/grades-tmp/index.ts

@@ -0,0 +1,57 @@
+// import lodash from 'lodash'
+import { corsHeaders } from '../_shared/cors.ts';
+
+import { createClient } from 'jsr:@supabase/supabase-js@2';
+
+Deno.serve(async (req) => {
+  const { url, method } = req;
+
+  if (method === 'OPTIONS') {
+    return new Response('ok', { headers: corsHeaders });
+  }
+
+  const key = new URL(url).searchParams.get('key');
+
+  // Use a secret key inplace of Authorization header
+  if (key !== Deno.env.get('SECRET_KEY')) {
+    return new Response('Bad request', {
+      headers: { ...corsHeaders, 'Content-Type': 'application/json' },
+      status: 400
+    });
+  }
+
+  try {
+    const supabase = createClient(
+      Deno.env.get('SUPABASE_URL') ?? '',
+      Deno.env.get('SUPABASE_SERVICE_ROLE_KEY') ?? ''
+    );
+
+    const taskPattern = new URLPattern({ pathname: '/grades-tmp/:id' });
+    const matchingPath = taskPattern.exec(url);
+    const courseId = matchingPath ? matchingPath.pathname.groups.id : null;
+
+    const { data: exercises, error: exercisesError } = await supabase
+      .rpc('get_exercises')
+      .eq('course_id', courseId);
+
+    if (exercisesError) {
+      throw exercisesError;
+    }
+
+    const { data: marks, error } = await supabase.rpc('get_marks').eq('course_id', courseId);
+
+    if (error) {
+      throw error;
+    }
+
+    return new Response(JSON.stringify({ exercises, marks }), {
+      headers: { ...corsHeaders, 'Content-Type': 'application/json' },
+      status: 200
+    });
+  } catch (err) {
+    return new Response(JSON.stringify({ error: err.message }), {
+      headers: { ...corsHeaders, 'Content-Type': 'application/json' },
+      status: 400
+    });
+  }
+});

supabase/functions/import_map.json

@@ -0,0 +1,5 @@
+{
+  "imports": {
+    "lodash": "https://cdn.skypack.dev/lodash"
+  }
+}