From 151f7ae3d0f6ac21d7b7e5a33a9c575890193ca1 Mon Sep 17 00:00:00 2001
From: Max Richter <git@max-richter.dev>
Date: Sat, 25 Oct 2025 13:55:48 +0200
Subject: [PATCH] fix: some stuff

---
 src/components/Image.astro                    | 11 +++---
 src/components/resources/Recipe.astro         |  4 +--
 src/helpers/image.ts                          | 36 +++++++++++++++++++
 src/helpers/memorium.ts                       |  2 +-
 .../resources/[resourceType]/index.astro      |  4 +--
 5 files changed, 46 insertions(+), 11 deletions(-)

diff --git a/src/components/Image.astro b/src/components/Image.astro
index 5e47874..bf6c21f 100644
--- a/src/components/Image.astro
+++ b/src/components/Image.astro
@@ -2,7 +2,7 @@
 import type { ImageMetadata } from "astro";
 import { Picture as AstroImage } from "astro:assets";
 import { inferRemoteSize } from "astro/assets/utils";
-import { generateThumbHash, getImageBuffer, getExifData } from "@helpers/image";
+import { getProcessedImage } from "@helpers/image";
 interface Props {
   src: ImageMetadata & { fsPath?: string; src?: string };
   alt: string;
@@ -45,12 +45,11 @@ const {
   thumbnail = false,
 } = Astro.props;
 
-
-
 const imageOk = await checkImage(image);
-const imageBuffer = imageOk && (await getImageBuffer(image));
-let thumbhash = imageBuffer && (await generateThumbHash(imageBuffer));
-let exif = imageBuffer && (await getExifData(imageBuffer));
+
+const { thumbhash, exif } = imageOk
+  ? await getProcessedImage(image)
+  : { thumbhash: undefined, exif: undefined };
 
 const definedSizes = [
   {
diff --git a/src/components/resources/Recipe.astro b/src/components/resources/Recipe.astro
index 5f6526c..5306128 100644
--- a/src/components/resources/Recipe.astro
+++ b/src/components/resources/Recipe.astro
@@ -17,7 +17,7 @@ const instructions = resource?.content?.recipeInstructions || [];
 <h2 class="text-2xl">Ingredients</h2>
 <ul>
   {
-    ingredients.map((ingredient) => (
+    ingredients.map((ingredient: string) => (
       <li set:html={markdownToHtml(ingredient)}/>
     ))
   }
@@ -26,7 +26,7 @@ const instructions = resource?.content?.recipeInstructions || [];
 <h2 class="text-2xl">Steps</h2>
 <ol>
   {
-    instructions.map((ingredient) => (
+    instructions.map((ingredient: string) => (
       <li set:html={markdownToHtml(ingredient)}/>
     ))
   }
diff --git a/src/helpers/image.ts b/src/helpers/image.ts
index 8b01192..c66bb91 100644
--- a/src/helpers/image.ts
+++ b/src/helpers/image.ts
@@ -3,6 +3,9 @@ import ExifReader from "exifreader";
 import type { ImageMetadata } from "astro";
 import { readFile } from "node:fs/promises";
 import sharp from "sharp";
+import { createHash } from "node:crypto";
+import { promises as fs } from "node:fs";
+import path from "node:path";
 
 export async function generateThumbHash(
   buffer: ArrayBuffer,
@@ -81,3 +84,36 @@ export async function getExifData(buffer: ArrayBuffer) {
 
   return hasExif ? out : undefined;
 }
+
+const CACHE_DIR = path.join(process.cwd(), 'node_modules', '.astro', 'image-cache');
+
+export async function getProcessedImage(image: ImageMetadata) {
+    const buffer = await getImageBuffer(image);
+    if (!buffer) {
+        return { thumbhash: undefined, exif: undefined };
+    }
+
+    const hash = createHash('sha256').update(new Uint8Array(buffer)).digest('hex');
+    const cacheFile = path.join(CACHE_DIR, `${hash}.json`);
+
+    try {
+        const cachedData = await fs.readFile(cacheFile, 'utf-8');
+        return JSON.parse(cachedData);
+    } catch (e) {
+        if (e.code !== 'ENOENT') {
+            console.error("Failed to read from image cache:", e);
+        }
+    }
+
+    const thumbhash = await generateThumbHash(buffer);
+    const exif = await getExifData(buffer);
+
+    try {
+        await fs.mkdir(CACHE_DIR, { recursive: true });
+        await fs.writeFile(cacheFile, JSON.stringify({ thumbhash, exif }), 'utf-8');
+    } catch (writeError) {
+        console.error("Failed to write to image cache:", writeError);
+    }
+
+    return { thumbhash, exif };
+}
diff --git a/src/helpers/memorium.ts b/src/helpers/memorium.ts
index 2183ebf..36282e9 100644
--- a/src/helpers/memorium.ts
+++ b/src/helpers/memorium.ts
@@ -34,7 +34,7 @@ export async function listResource(
       if (json.type == "dir") {
         return {
           ...json,
-          content: json.content.filter((res) =>
+          content: json.content.filter((res: MemoriumEntry) =>
             res.mime === "application/markdown"
           ),
         };
diff --git a/src/pages/resources/[resourceType]/index.astro b/src/pages/resources/[resourceType]/index.astro
index 873e534..a8fb20c 100644
--- a/src/pages/resources/[resourceType]/index.astro
+++ b/src/pages/resources/[resourceType]/index.astro
@@ -29,7 +29,7 @@ export async function getStaticPaths() {
   });
 }
 
-function isValidResource(res) {
+function isValidResource(res: any) {
   return !!res?.content?._type;
 }
 ---
@@ -39,7 +39,7 @@ function isValidResource(res) {
   <p>{t(`${resourceType as "articles"}.description`)}</p>
   {
     resources.content
-      .filter((res) => isValidResource(res))
+      .filter((res: any) => isValidResource(res))
       .map((resource: any) => (
         <HeroCard
           post={{