From cd7b5dabb73cbb6751bd081e550fd648b0fce9c1 Mon Sep 17 00:00:00 2001
From: nsfisis <nsfisis@gmail.com>
Date: Wed, 14 Aug 2024 03:19:16 +0900
Subject: refactor(blog/nuldoc): use zod for runtime validation

---
 vhosts/blog/nuldoc-src/ndoc/parse.ts | 48 +++++++++++++++---------------------
 1 file changed, 20 insertions(+), 28 deletions(-)

(limited to 'vhosts/blog/nuldoc-src/ndoc/parse.ts')

diff --git a/vhosts/blog/nuldoc-src/ndoc/parse.ts b/vhosts/blog/nuldoc-src/ndoc/parse.ts
index 136bc53e..857c086c 100644
--- a/vhosts/blog/nuldoc-src/ndoc/parse.ts
+++ b/vhosts/blog/nuldoc-src/ndoc/parse.ts
@@ -3,6 +3,23 @@ import { Config } from "../config.ts";
 import { parseXmlString } from "../xml.ts";
 import { createNewDocumentFromRootElement, Document } from "./document.ts";
 import toHtml from "./to_html.ts";
+import { z } from "zod/mod.ts";
+
+const PostMetadataSchema = z.object({
+  article: z.object({
+    uuid: z.string(),
+    title: z.string(),
+    description: z.string(),
+    tags: z.array(z.string()),
+    revisions: z.array(z.object({
+      date: z.string(),
+      remark: z.string(),
+      isInternal: z.boolean().optional(),
+    })),
+  }),
+});
+
+type PostMetadata = z.infer<typeof PostMetadataSchema>;
 
 export async function parseNulDocFile(
   filePath: string,
@@ -11,7 +28,7 @@ export async function parseNulDocFile(
   try {
     const fileContent = await Deno.readTextFile(filePath);
     const parts = fileContent.split(/^---$/m);
-    const meta = parseMetaInfo(parts[1]);
+    const meta = parseMetadata(parts[1]);
     const root = parseXmlString("<?xml ?>" + parts[2]);
     const doc = createNewDocumentFromRootElement(root, meta, filePath, config);
     return toHtml(doc);
@@ -21,31 +38,6 @@ export async function parseNulDocFile(
   }
 }
 
-function parseMetaInfo(s: string): {
-  article: {
-    uuid: string;
-    title: string;
-    description: string;
-    tags: string[];
-    revisions: {
-      date: string;
-      remark: string;
-      isInternal?: boolean;
-    }[];
-  };
-} {
-  const root = parseToml(s) as {
-    article: {
-      uuid: string;
-      title: string;
-      description: string;
-      tags: string[];
-      revisions: {
-        date: string;
-        remark: string;
-        isInternal?: boolean;
-      }[];
-    };
-  };
-  return root;
+function parseMetadata(s: string): PostMetadata {
+  return PostMetadataSchema.parse(parseToml(s));
 }
-- 
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