Zavedení podpory pro Redis, agnostické úložiště dat

server/src/storage/redis.ts

@@ -0,0 +1,32 @@
+import { RedisClientType, createClient } from 'redis';
+import { StorageInterface } from "./StorageInterface";
+import { ClientData } from '../../../types';
+
+let client: RedisClientType;
+
+/**
+ * Implementace úložiště využívající Redis server.
+ */
+export default class RedisStorage implements StorageInterface {
+    constructor() {
+        const HOST = process.env.REDIS_HOST || 'localhost';
+        const PORT = process.env.REDIS_PORT || 6379;
+        client = createClient({ url: `redis://${HOST}:${PORT}` });
+        client.connect();
+    }
+
+    async hasData(date: string) {
+        const data = await client.json.get(date);
+        return (data ? true : false);
+    }
+
+    async getData(date: string) {
+        const data = await client.json.get(date, { path: '.' });
+        return data as unknown as ClientData;
+    }
+
+    async setData(date: string, data: ClientData) {
+        await client.json.set(date, '.', data as any);
+        const check = await client.json.get(date);
+    }
+}