feat: add proxy server

lib/env.ts

@@ -1,5 +1,9 @@
 import path from "node:path";
 
+export const PROXY_SERVER = Deno.env.get("PROXY_SERVER");
+export const PROXY_USERNAME = Deno.env.get("PROXY_USERNAME");
+export const PROXY_PASSWORD = Deno.env.get("PROXY_PASSWORD");
+
 export const SILVERBULLET_SERVER = Deno.env.get("SILVERBULLET_SERVER");
 export const TMDB_API_KEY = Deno.env.get("TMDB_API_KEY");
 export const OPENAI_API_KEY = Deno.env.get("OPENAI_API_KEY");

lib/openai.ts

@@ -226,5 +226,5 @@ export async function extractRecipe(content: string) {
     response_format: zodResponseFormat(recipeResponseSchema, "recipe-v2"),
   });
 
-  return recipeSchema.parse(completion.choices[0].message.parsed);
+  return recipeResponseSchema.parse(completion.choices[0].message.parsed);
 }

lib/playwright.ts

@@ -1,6 +1,7 @@
 import { firefox } from "npm:playwright-extra";
 import { createStreamResponse } from "@lib/helpers.ts";
 import StealthPlugin from "npm:puppeteer-extra-plugin-stealth";
+import * as env from "@lib/env.ts";
 
 const userAgentStrings = [
   "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/109.0.2227.0 Safari/537.36",
@@ -16,9 +17,18 @@ export async function fetchHtmlWithPlaywright(
   streamResponse: ReturnType<typeof createStreamResponse>,
 ): Promise<string> {
   streamResponse.enqueue("booting up playwright");
-  
+
+  const config: Parameters<typeof firefox.launch>[0] = {};
+  if (env.PROXY_SERVER) {
+    config.proxy = {
+      server: env.PROXY_SERVER,
+      username: env.PROXY_USERNAME,
+      password: env.PROXY_PASSWORD,
+    };
+  }
+
   // Launch the Playwright browser
-  const browser = await firefox.launch();
+  const browser = await firefox.launch(config);
 
   streamResponse.enqueue("fetching html");
 

lib/recipeSchema.ts

@@ -44,4 +44,14 @@ const noRecipeSchema = z.object({
 
 export const recipeResponseSchema = z.union([recipeSchema, noRecipeSchema]);
 
+export function isValidRecipe(
+  recipe:
+    | { ingredients?: unknown[]; instructions?: string[]; name?: string }
+    | null
+    | undefined,
+) {
+  return recipe?.ingredients?.length && recipe?.instructions?.length &&
+    recipe.name?.length;
+}
+
 export default recipeSchema;