feat: add upstash redis.

Author: thorwebdev

README.md

@@ -11,3 +11,14 @@ Find more [Supabase Edge Functions Examples here](https://supabase.com/docs/guid
 ## Episodes
 
 1. [ [Video](https://youtu.be/jZgyOJGWayQ) | [Code](./supabase/functions/og-image/) ] Generating OG Images
+1. [ [Video](https://www.youtube.com/watch?v=wW6L52v9Ldo) | [Code](./supabase/functions/og-image-storage-cdn/) ] Caching OG Images with Storage CDN
+1. [ [Video](https://www.youtube.com/watch?v=l2KlzGrhB6w) | [Code](./.github/workflows/deploy.yaml) ] Deploying from GitHub Actions
+1. [ [Video](https://www.youtube.com/watch?v=6OMVWiiycLs) | [Code](./supabase/functions/stripe-webhook/) ] Handling Stripe Webhooks
+1. [ [Video](https://www.youtube.com/watch?v=AWfE3a9J_uo) | [Code](./supabase/functions/telegram-bot/) ] Building a Telegram Bot
+1. [ [Video](https://www.youtube.com/watch?v=OwW0znboh60) | [Code](./supabase/functions/cloudflare-turnstile/) ] Better CAPTCHA with Cloudflare Turnstile
+1. [ [Video](https://www.youtube.com/watch?v=J24Bvo_m7DM) | [Code](./supabase/functions/discord-bot/) ] Creating Discord Slash Commands
+1. [ [Video](https://www.youtube.com/watch?v=ILr3cneZuFk) | [Code](./supabase/functions/import_map.json) ] Import Maps
+1. [ [Video](https://www.youtube.com/watch?v=cl7EuF1-RsY) | [Code](./supabase/functions/postgres-on-the-edge/) ] Postgres on the Edge
+1. [ [Video](https://www.youtube.com/watch?v=-U6DJcjVvGo) | [Docs](https://supabase.com/docs/guides/functions/schedule-functions) ] Scheduling Functions
+1. [ [Video](https://youtu.be/F505n0d9iuA) | [Code](https://github.com/supabase/supabase/tree/master/examples/edge-functions/supabase/functions/postgres-on-the-edge) ] Caching Postgres on the Edge with PolyScale.ai
+1. [ [Video](https://youtu.be/29p8kIqyU_Y) | [Code](https://github.com/supabase/supabase/tree/master/examples/edge-functions/supabase/functions/openai) ] OpenAI with Edge Functions

supabase/functions/import_map.json

@@ -4,10 +4,11 @@
     "oak": "https://deno.land/x/[email protected]/mod.ts",
     "grammy": "https://deno.land/x/[email protected]/mod.ts",
     "react": "https://esm.sh/[email protected]",
-    "std/server": "https://deno.land/std@0.168.0/http/server.ts",
+    "std/server": "https://deno.land/std@0.177.0/http/server.ts",
     "stripe": "https://esm.sh/[email protected]?target=deno",
     "sift": "https://deno.land/x/[email protected]/mod.ts",
     "@supabase/supabase-js": "https://esm.sh/@supabase/[email protected]",
-    "postgres": "https://deno.land/x/[email protected]/mod.ts"
+    "postgres": "https://deno.land/x/[email protected]/mod.ts",
+    "Redis": "https://deno.land/x/[email protected]/mod.ts"
   }
 }

supabase/functions/upstash-redis-counter/index.ts

@@ -0,0 +1,40 @@
+import { serve } from "std/server";
+import { Redis } from "Redis";
+console.log(`Function "upstash-redis-counter" up and running!`);
+serve(async (_req) => {
+  try {
+    const redis = new Redis({
+      url: Deno.env.get("UPSTASH_REDIS_REST_URL")!,
+      token: Deno.env.get("UPSTASH_REDIS_REST_TOKEN")!,
+    });
+    const deno_region = Deno.env.get("DENO_REGION");
+    if (deno_region) {
+      // Increment region counter
+      await redis.hincrby("supa-edge-counter", deno_region, 1);
+    } else {
+      // Increment localhost counter
+      await redis.hincrby("supa-edge-counter", "localhost", 1);
+    }
+    // Get all values
+    const counterHash: Record<string, number> | null = await redis.hgetall(
+      "supa-edge-counter"
+    );
+    const counters = Object.entries(counterHash!)
+      .sort(([, a], [, b]) => b - a) // sort desc
+      .reduce(
+        (r, [k, v]) => ({
+          total: r.total + v,
+          regions: { ...r.regions, [k]: v },
+        }),
+        {
+          total: 0,
+          regions: {},
+        }
+      );
+    return new Response(JSON.stringify({ counters }), { status: 200 });
+  } catch (error) {
+    return new Response(JSON.stringify({ error: error.message }), {
+      status: 200,
+    });
+  }
+});