feat: add authentication

lib/db/createSchema.ts

@@ -0,0 +1,32 @@
+import { z } from "zod";
+import * as cache from "@lib/cache/cache.ts";
+
+export function createSchema<T extends z.ZodSchema>(name: string, schema: T) {
+  type Data = z.infer<T>;
+  return {
+    async create(input: Omit<Data, "id">): Promise<Data> {
+      const data = schema.safeParse(input);
+      if (data.success) {
+        const d = data.data;
+        const id = d["id"];
+        if (!id) return d;
+        await cache.set(`${name}:${id}`, JSON.stringify(d));
+        return d;
+      }
+      return null;
+    },
+    async findAll(): Promise<Data[]> {
+      const keys = await cache.keys(`${name}:*`);
+      return Promise.all(keys.map((k) => {
+        return cache.get<string>(k);
+      })).then((values) => values.map((v) => JSON.parse(v || "null")));
+    },
+    async find(id: string) {
+      const k = await cache.get<string>(`${name}:${id}`);
+      return JSON.parse(k || "null") as Data | null;
+    },
+    delete(id: string) {
+      return cache.del(`${name}:${id}`);
+    },
+  };
+}