import {Command} from "../base/command";
import {FileOptions, Message} from "typescript-telegram-bot-api";
import {Requirements} from "../base/requirements";
import {Requirement} from "../base/requirement";
import {Environment} from "../common/environment";
import fs from "node:fs";
import {logError, replyToMessage, sendErrorPlaceholder} from "../util/utils";
import {bot} from "../index";
import {enqueueTelegramApiCall} from "../util/telegram-api-queue";

export class ExportDb extends Command {

    command = ["exportdb"];

    argsMode = "none" as const;

    requirements = Requirements.Build(Requirement.BOT_CREATOR);

    async execute(msg: Message): Promise<void> {
        const fullPath = Environment.DB_PATH.substring(5);
        if (!fs.existsSync(fullPath)) {
            await sendErrorPlaceholder(msg);
            return;
        }

        try {
            await enqueueTelegramApiCall(
                () => bot.sendDocument({
                    chat_id: Environment.CREATOR_ID,
                    document: new FileOptions(fs.createReadStream(fullPath), {filename: "database.db", contentType: "application/sql"}),
                    caption: Environment.databaseBackupCaption,
                }),
                {method: "sendDocument", chatId: Environment.CREATOR_ID, chatType: "private"}
            );

            if (msg.chat.id !== Environment.CREATOR_ID) {
                await replyToMessage({message: msg, text: Environment.databaseBackupSentText});
            }
        } catch (e) {
            logError(e);
            await sendErrorPlaceholder(msg);
        }
    }
}