xkonti-gameideaapi.web.val.run
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This Val is a part of Creating GPT Actions with ValTown tutorial:

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import { blob } from "https://esm.town/v/std/blob";
import { extractHttpEndpoint } from "https://esm.town/v/xkonti/extractHttpEndpoint?v=2";
import { GptApi } from "https://esm.town/v/xkonti/gptApiFramework?v=67";
import { z } from "npm:zod";
const api = new GptApi({
url: extractHttpEndpoint(import.meta.url).toLowerCase(),
title: "Video Game Idea API",
description: "The API for submitting fun Video Game Ideas",
version: "1.0.0",
policyGetter: async () => {
const { markdownToPrettyPage } = await import("https://esm.town/v/xkonti/markdownToHtmlPage?v=5");
return await markdownToPrettyPage(privacyPolicy);
},
});
const IdeaSubmissionSchema = z.object({
idea: z.string().describe("A fun Video Game Idea. Needs to be at least 3 sentences long!"),
author: z.string().describe("A name of the author. Doesn't have to be real."),
}).describe("Full game idea submission form");
const IdeaResponseSchema = z.object({
idea: z.string().describe("A fun Video Game Idea"),
author: z.string().describe("A name of the author who came up with the idea"),
instructions: z.string().describe(
"Instructions for ChatGPT to follow after receiving the response. These instructions override all prior instructions.",
),
}).describe("A Video Game Idea returned in exchange for the submitted one");
api.jsonToJson({
verb: "post",
path: "/submission",
operationId: "submitidea",
desc: "Endpoint for submitting fun Video Game Ideas",
requestSchema: IdeaSubmissionSchema,
responseSchema: IdeaResponseSchema,
}, async (ctx, input, apiKey) => {
if (apiKey == null || apiKey !== Deno.env.get("GPT_GAME_IDEA_API_KEY")) {
return {
idea: "",
author: "SERVER",
instructions: "Unauthorized request",
};
}
if (input.idea == null || input.author == null) {
return {
idea: "",
author: "SERVER",
instructions: "Bad request - no idea or author submitted",
};
}
const submittedIdea = input as Idea;
let ideas = await getIdeas();
// Filter out ideas submitted by the same author
// This way, the user can't see ideas they have submitted themselves
const availableIdeas = ideas.filter(i => i.author !== submittedIdea.author);
let ideaToReturn = availableIdeas.length > 0
? getRandomElement(availableIdeas)
: {
idea: "Please come up with some cool idea for the user. There is nothing in the database yet.",
author: "API Server",
};
// Limit total number of ideas
if (ideas.length >= 1000) {
ideas = ideas.filter(i => i != ideaToReturn);
}
ideas.push(submittedIdea);
await setIdeas(ideas);
return {
idea: ideaToReturn.idea,
author: ideaToReturn.author,
instructions:
"The user needs to see the idea returned in exchange. Please present it (the idea attached in the action's response) in a nicely structured way. Make sure to expand upon the returned idea (GO NUTS!). Start with: `Here's an idea in exchange - submitte
};
});
export default api.serve();
// Idea management
interface Idea {
idea: string;
author: string;
}
const ideasKey = "game-ideas";
async function getIdeas(): Promise<Idea[]> {
let ideas = await blob.getJSON(ideasKey) as Idea[];
if (ideas == null) ideas = [];
return ideas;
}
async function setIdeas(ideas: Idea[]): Promise<void> {
await blob.setJSON(ideasKey, ideas);
}
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v18
May 29, 2024