Files
tg-chat-bot/src/commands/openai-gen-image.ts
T

117 lines
5.1 KiB
TypeScript

import {ChatCommand} from "../base/chat-command";
import {Message} from "typescript-telegram-bot-api";
import {Requirements} from "../base/requirements";
import {Requirement} from "../base/requirement";
import {bot, openAi, photoGenDir} from "../index";
import fs from "node:fs";
import path from "node:path";
import {oldEditMessageText, logError, replyToMessage} from "../util/utils";
import {Environment} from "../common/environment";
import {APIError} from "openai";
export class OpenAIGenImage extends ChatCommand {
command = ["openAiGenImage", "chatGPTGenImage", "imgen"];
title = "/openAIGenImage";
description = "Generate image from OpenAI";
argsMode = "required" as const;
requirements = Requirements.Build(Requirement.BOT_CREATOR);
async execute(msg: Message, match?: RegExpExecArray): Promise<void> {
const prompt = match?.[3]?.trim();
if (!prompt?.length) return;
let waitMessage: Message | null = null;
try {
const totalParts = 3;
const model = Environment.OPENAI_IMAGE_MODEL;
const fileFullName = `${msg.chat.id}_${msg.message_id}.png`;
const getFileLocation = (fn: string) => {
return path.join(photoGenDir, fn);
};
waitMessage = await replyToMessage({message: msg, text: "🌈 Генерирую изображение..."});
const stream = await openAi.images.generate({
model: model,
prompt: prompt,
n: 1,
size: "auto",
stream: true,
partial_images: totalParts,
moderation: "low",
output_format: "png",
});
const then = Date.now();
for await (const event of stream) {
switch (event.type) {
case "image_generation.partial_image": {
console.log(` Partial image ${event.partial_image_index + 1}/3 received`);
console.log(` Size: ${event.b64_json.length} characters (base64)`);
const fileName = `partial_${event.partial_image_index + 1}_${fileFullName}`;
const imageBuffer = Buffer.from(event.b64_json, "base64");
const fileLocation = getFileLocation(fileName);
fs.writeFileSync(fileLocation, imageBuffer);
console.log(` 💾 Saved to: ${path.resolve(fileLocation)}`);
await bot.editMessageMedia({
chat_id: msg.chat.id,
message_id: waitMessage.message_id,
media: {
type: "photo",
media: imageBuffer,
caption: `🌈 Генерирую изображение (${(event.partial_image_index + 1)}/${totalParts})...`
}
});
break;
}
case "image_generation.completed": {
console.log("\n✅ Final image completed!");
console.log(` Size: ${event.b64_json.length} characters (base64)`);
const imageBuffer = Buffer.from(event.b64_json, "base64");
const fileLocation = getFileLocation(fileFullName);
fs.writeFileSync(fileLocation, imageBuffer);
console.log(` Saved to: ${path.resolve(fileLocation)}`);
const diff = Date.now() - then;
await bot.editMessageMedia({
chat_id: msg.chat.id,
message_id: waitMessage.message_id,
media: {
type: "photo",
media: imageBuffer,
caption: `🌈 Изображение по запросу "${prompt}" сгенерировано моделью "${model}" размеров ${event.size} за ${diff}ms`
}
});
break;
}
default:
console.log(`❓ Unknown event: ${event}`);
}
}
} catch (e) {
logError(e);
if (e instanceof APIError && e.error.code === "moderation_blocked") {
const text = "❌ Мне запрещено такое генерировать 😠";
if (waitMessage) {
await oldEditMessageText(msg.chat.id, waitMessage.message_id, text).catch(logError);
} else {
await replyToMessage({message: msg, text: text}).catch(logError);
}
} else {
await replyToMessage({
message: waitMessage ? waitMessage : msg,
text: `Произошла ошибка: ${e}`
}).catch(logError);
}
}
}
}