From 04c7e61fc076e2fa5ddf3d0faf6ebb73f4d52d82 Mon Sep 17 00:00:00 2001
From: Max Isom <hi@maxisom.me>
Date: Thu, 18 Nov 2021 20:55:57 -0500
Subject: Add FileCache model

---
 src/services/cache.ts | 56 ---------------------------------------------------
 1 file changed, 56 deletions(-)
 delete mode 100644 src/services/cache.ts

(limited to 'src/services/cache.ts')

diff --git a/src/services/cache.ts b/src/services/cache.ts
deleted file mode 100644
index 95c6731..0000000
--- a/src/services/cache.ts
+++ /dev/null
@@ -1,56 +0,0 @@
-import {injectable} from 'inversify';
-import {KeyValueCache} from '../models/index.js';
-import debug from '../utils/debug.js';
-
-type Seconds = number;
-
-type Options = {
-  expiresIn: Seconds;
-  key?: string;
-};
-
-const futureTimeToDate = (time: Seconds) => new Date(new Date().getTime() + (time * 1000));
-
-@injectable()
-export default class CacheProvider {
-  async wrap<T extends [...any[], Options], F>(func: (...options: any) => Promise<F>, ...options: T): Promise<F> {
-    if (options.length === 0) {
-      throw new Error('Missing cache options');
-    }
-
-    const functionArgs = options.slice(0, options.length - 1);
-
-    const {
-      key = JSON.stringify(functionArgs),
-      expiresIn,
-    } = options[options.length - 1] as Options;
-
-    if (key.length < 4) {
-      throw new Error(`Cache key ${key} is too short.`);
-    }
-
-    const cachedResult = await KeyValueCache.findByPk(key);
-
-    if (cachedResult) {
-      if (new Date() < cachedResult.expiresAt) {
-        debug(`Cache hit: ${key}`);
-        return JSON.parse(cachedResult.value) as F;
-      }
-
-      await cachedResult.destroy();
-    }
-
-    debug(`Cache miss: ${key}`);
-
-    const result = await func(...options as any[]);
-
-    // Save result
-    await KeyValueCache.upsert({
-      key,
-      value: JSON.stringify(result),
-      expiresAt: futureTimeToDate(expiresIn),
-    });
-
-    return result;
-  }
-}
-- 
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