101 lines
3.1 KiB
TypeScript
101 lines
3.1 KiB
TypeScript
import { CommandContext } from "grammy";
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import { StatelessQuestion } from "grammy_stateless_question";
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import { debug } from "std/log/mod.ts";
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import { getConfig } from "../app/config.ts";
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import { generationQueue } from "../app/generationQueue.ts";
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import { formatUserChat } from "../utils/formatUserChat.ts";
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import { ErisContext } from "./mod.ts";
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import { getPngInfo, parsePngInfo, PngInfo } from "./parsePngInfo.ts";
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export const txt2imgQuestion = new StatelessQuestion<ErisContext>(
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"txt2img",
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async (ctx) => {
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if (!ctx.message.text) return;
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await txt2img(ctx, ctx.message.text, false);
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},
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);
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export async function txt2imgCommand(ctx: CommandContext<ErisContext>) {
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await txt2img(ctx, ctx.match, true);
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}
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async function txt2img(ctx: ErisContext, match: string, includeRepliedTo: boolean): Promise<void> {
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if (!ctx.from || !ctx.message) {
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return;
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}
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if (ctx.from.is_bot) {
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return;
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}
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const config = await getConfig();
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if (config.pausedReason != null) {
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await ctx.reply(`I'm paused: ${config.pausedReason || "No reason given"}`, {
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reply_to_message_id: ctx.message?.message_id,
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});
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return;
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}
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const jobs = await generationQueue.getAllJobs();
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if (jobs.length >= config.maxJobs) {
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await ctx.reply(`The queue is full. Try again later. (Max queue size: ${config.maxJobs})`, {
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reply_to_message_id: ctx.message?.message_id,
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});
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return;
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}
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const userJobs = jobs.filter((job) => job.state.from.id === ctx.message?.from?.id);
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if (userJobs.length >= config.maxUserJobs) {
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await ctx.reply(`You already have ${userJobs.length} jobs in queue. Try again later.`, {
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reply_to_message_id: ctx.message?.message_id,
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});
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return;
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}
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let params: Partial<PngInfo> = {};
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const repliedToMsg = ctx.message.reply_to_message;
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if (includeRepliedTo && repliedToMsg?.document?.mime_type === "image/png") {
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const file = await ctx.api.getFile(repliedToMsg.document.file_id);
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const buffer = await fetch(file.getUrl()).then((resp) => resp.arrayBuffer());
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params = parsePngInfo(getPngInfo(new Uint8Array(buffer)) ?? "", params);
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}
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const repliedToText = repliedToMsg?.text || repliedToMsg?.caption;
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if (includeRepliedTo && repliedToText) {
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// TODO: remove bot command from replied to text
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params = parsePngInfo(repliedToText, params);
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}
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params = parsePngInfo(match, params, true);
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if (!params.prompt) {
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await ctx.reply(
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"Please tell me what you want to see." +
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txt2imgQuestion.messageSuffixMarkdown(),
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{
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reply_markup: { force_reply: true, selective: true },
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parse_mode: "Markdown",
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reply_to_message_id: ctx.message?.message_id,
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},
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);
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return;
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}
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const replyMessage = await ctx.reply("Accepted. You are now in queue.", {
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reply_to_message_id: ctx.message?.message_id,
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});
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await generationQueue.pushJob({
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task: { type: "txt2img", params },
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from: ctx.message.from,
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chat: ctx.message.chat,
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requestMessage: ctx.message,
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replyMessage: replyMessage,
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}, { retryCount: 3, retryDelayMs: 10_000 });
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debug(`Generation (txt2img) enqueued for ${formatUserChat(ctx.message)}`);
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}
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