refactor: remove some duplicated code

lib/crud.ts

@@ -0,0 +1,58 @@
+import {
+  createDocument,
+  Document,
+  getDocument,
+  getDocuments,
+  transformDocument,
+} from "@lib/documents.ts";
+import { Root } from "https://esm.sh/remark-frontmatter@4.0.1";
+
+export function createCrud<T>(
+  { prefix, parse }: {
+    prefix: string;
+    parse: (doc: string, id: string) => T;
+  },
+) {
+  function pathFromId(id: string) {
+    return `${prefix}${id}.md`;
+  }
+
+  async function read(id: string) {
+    const path = pathFromId(id);
+    const content = await getDocument(path);
+
+    return parse(content, id);
+  }
+  function create(id: string, content: string | ArrayBuffer) {
+    const path = pathFromId(id);
+    return createDocument(path, content);
+  }
+
+  async function update(id: string, updater: (r: Root) => Root) {
+    const path = pathFromId(id);
+    const content = await getDocument(path);
+    const newDoc = transformDocument(content, updater);
+    await createDocument(path, newDoc);
+  }
+
+  async function readAll() {
+    const allDocuments = await getDocuments();
+    return Promise.all(
+      allDocuments.filter((d) => {
+        return d.name.startsWith(prefix) &&
+          d.contentType === "text/markdown" &&
+          !d.name.endsWith("index.md");
+      }).map((doc) => {
+        const id = doc.name.replace(prefix, "").replace(/\.md$/, "");
+        return read(id);
+      }),
+    );
+  }
+
+  return {
+    read,
+    readAll,
+    create,
+    update,
+  };
+}

lib/documents.ts

@@ -1,5 +1,5 @@
-import { unified } from "npm:unified";
-import remarkParse from "npm:remark-parse";
+import { unified } from "https://esm.sh/unified";
+import remarkParse from "https://esm.sh/remark-parse";
 import remarkStringify from "https://esm.sh/remark-stringify@10.0.3";
 import remarkFrontmatter, {
   Root,
@@ -7,10 +7,8 @@ import remarkFrontmatter, {
 import remarkRehype from "https://esm.sh/remark-rehype@10.1.0";
 import rehypeSanitize from "https://esm.sh/rehype-sanitize@5.0.1";
 import rehypeStringify from "https://esm.sh/rehype-stringify@9.0.3";
-import { parse } from "https://deno.land/std@0.194.0/yaml/mod.ts";
 import * as cache from "@lib/cache/documents.ts";
-
-const SILVERBULLET_SERVER = Deno.env.get("SILVERBULLET_SERVER");
+import { SILVERBULLET_SERVER } from "@lib/env.ts";
 
 export type Document = {
   name: string;
@@ -20,10 +18,6 @@ export type Document = {
   perm: string;
 };
 
-export function parseFrontmatter(yaml: string) {
-  return parse(yaml);
-}
-
 export async function getDocuments(): Promise<Document[]> {
   const cachedDocuments = await cache.getDocuments();
   if (cachedDocuments) return cachedDocuments;
@@ -31,7 +25,7 @@ export async function getDocuments(): Promise<Document[]> {
   const headers = new Headers();
   headers.append("Accept", "application/json");
 
-  const response = await fetch(SILVERBULLET_SERVER + "/index.json", {
+  const response = await fetch(`${SILVERBULLET_SERVER}/index.json`, {
     headers: headers,
   });
 

lib/env.ts

@@ -0,0 +1,4 @@
+export const SILVERBULLET_SERVER = Deno.env.get("SILVERBULLET_SERVER");
+export const REDIS_HOST = Deno.env.get("REDIS_HOST");
+export const REDIS_PASS = Deno.env.get("REDIS_PASS");
+export const TMDB_API_KEY = Deno.env.get("TMDB_API_KEY");

lib/errors.ts

@@ -0,0 +1,25 @@
+import { MiddlewareHandlerContext } from "$fresh/server.ts";
+
+class DomainError extends Error {
+  status = 500;
+  render?: (ctx: MiddlewareHandlerContext) => void;
+  constructor(public statusText = "Internal Server Error") {
+    super();
+  }
+}
+
+class NotFoundError extends DomainError {
+  status = 404;
+  constructor(public statusText = "Not Found") {
+    super();
+  }
+}
+
+class BadRequestError extends DomainError {
+  status = 400;
+  constructor(public statusText = "Bad Request") {
+    super();
+  }
+}
+
+export { BadRequestError, DomainError, NotFoundError };

lib/helpers.ts

@@ -0,0 +1,7 @@
+export function json(content: unknown) {
+  const headers = new Headers();
+  headers.append("Content-Type", "application/json");
+  return new Response(JSON.stringify(content), {
+    headers,
+  });
+}

lib/resource/movies.ts

@@ -1,8 +1,6 @@
-import {
-  parseDocument,
-  parseFrontmatter,
-  renderMarkdown,
-} from "@lib/documents.ts";
+import { parseDocument, renderMarkdown } from "@lib/documents.ts";
+import { parse } from "yaml";
+import { createCrud } from "@lib/crud.ts";
 
 export type Movie = {
   id: string;
@@ -28,7 +26,7 @@ export function parseMovie(original: string, id: string): Movie {
 
   for (const child of doc.children) {
     if (child.type === "yaml") {
-      meta = parseFrontmatter(child.value) as Movie["meta"];
+      meta = parse(child.value) as Movie["meta"];
 
       if (meta["rating"] && typeof meta["rating"] === "string") {
         meta.rating = [...meta.rating?.matchAll("⭐")].length;
@@ -68,3 +66,11 @@ export function parseMovie(original: string, id: string): Movie {
     meta,
   };
 }
+
+const crud = createCrud<Movie>({
+  prefix: "Media/movies/",
+  parse: parseMovie,
+});
+
+export const getMovie = crud.read;
+export const getAllMovies = crud.readAll;

lib/resource/recipes.ts

@@ -3,11 +3,11 @@ import {
   getTextOfChild,
   getTextOfRange,
   parseDocument,
-  parseFrontmatter,
   renderMarkdown,
 } from "@lib/documents.ts";
-
-import { parseIngredient } from "npm:parse-ingredient";
+import { parse } from "yaml";
+import { parseIngredient } from "https://esm.sh/parse-ingredient";
+import { createCrud } from "@lib/crud.ts";
 
 export type IngredientGroup = {
   name: string;
@@ -132,7 +132,7 @@ export function parseRecipe(original: string, id: string): Recipe {
   let group: DocumentChild[] = [];
   for (const child of doc.children) {
     if (child.type === "yaml") {
-      meta = parseFrontmatter(child.value) as Recipe["meta"];
+      meta = parse(child.value) as Recipe["meta"];
       continue;
     }
     if (
@@ -169,3 +169,13 @@ export function parseRecipe(original: string, id: string): Recipe {
     preparation: preparation ? renderMarkdown(preparation) : "",
   };
 }
+
+const crud = createCrud<Recipe>({
+  prefix: `Recipes/`,
+  parse: parseRecipe,
+});
+
+export const getAllRecipes = crud.readAll;
+export const getRecipe = crud.read;
+export const updateRecipe = crud.update;
+export const createRecipe = crud.create;

lib/string.ts

@@ -2,3 +2,16 @@ export function formatDate(date: Date): string {
   const options = { year: "numeric", month: "long", day: "numeric" } as const;
   return new Intl.DateTimeFormat("en-US", options).format(date);
 }
+
+export function safeFileName(inputString: string): string {
+  // Convert the string to lowercase
+  let fileName = inputString.toLowerCase();
+
+  // Replace spaces with underscores
+  fileName = fileName.replace(/ /g, "_");
+
+  // Remove characters that are not safe for file names
+  fileName = fileName.replace(/[^\w.-]/g, "");
+
+  return fileName;
+}