nodevk-ts/lib/API/photos.js

Simple Node.js module that allows you to interact with the VKontakte API.

import { promises as fs } from "fs";
import path from "path";
import request from "../request.js";
import API, { InvokeMethodException } from "./api.js";
;
export default class PhotosAPI extends API {
    constructor() {
        super(...arguments);
        this.api_name = "photos";
    }
    async getMessagesUploadServer(peer_id) {
        let method = this.api_name + ".getMessagesUploadServer";
        if (!this.checkValid("group", "user"))
            throw new InvokeMethodException(method, this.type);
        return await this.call(method, { peer_id: peer_id });
    }
    async saveMessagesPhoto(info) {
        let method = this.api_name + ".saveMessagesPhoto";
        if (!this.checkValid("group", "user"))
            throw new InvokeMethodException(method, this.type);
        if (info.photo == "[]")
            throw new ReferenceError("Don't load photo");
        return await this.call(method, info);
    }
    async uploadPhoto(server, photo) {
        return JSON.parse((await request({
            url: server.upload_url,
            data: { "photo": photo }
        })).toString());
    }
    async uploadMessagePhoto(peer_id, photo) {
        if (photo instanceof Promise)
            photo = await photo;
        if (typeof photo === "string")
            photo = { filename: path.basename(photo), content: await fs.readFile(photo) };
        return (await this.saveMessagesPhoto(await this.uploadPhoto(await this.getMessagesUploadServer(peer_id), photo)))[0];
    }
    async uploadMessagePhotos(peer_id, photo) {
        const promises = photo.map(e => this.uploadMessagePhoto(peer_id, e));
        return await Promise.all(promises);
    }
}