@warriorteam/zalo-personal/dist/apis/changeGroupAvatar.js

Unofficial Zalo Personal API for JavaScript - A powerful library for interacting with Zalo personal accounts with URL attachment support

import FormData from "form-data";
import fs from "node:fs";
import { ZaloApiError } from "../Errors/ZaloApiError.js";
import { apiFactory, getFullTimeFromMillisecond, getImageMetaData, isValidUrl, downloadFileFromUrl } from "../utils.js";
export const changeGroupAvatarFactory = apiFactory()((api, ctx, utils) => {
    const serviceURL = utils.makeURL(`${api.zpwServiceMap.file[0]}/api/group/upavatar`);
    /**
     * Change group avatar
     *
     * @param avatarSource Attachment source, can be a file path or an Attachment object
     * @param groupId Group ID
     *
     * @throws ZaloApiError
     */
    return async function changeGroupAvatar(avatarSource, groupId) {
        const params = {
            grid: groupId,
            avatarSize: 120,
            clientId: `g${groupId}${getFullTimeFromMillisecond(new Date().getTime())}`,
            imei: ctx.imei,
        };
        const isSourceFilePath = typeof avatarSource == "string";
        const isUrl = typeof avatarSource == "object" && "url" in avatarSource;
        const isBuffer = typeof avatarSource == "object" && "data" in avatarSource;
        let processedSource;
        if (isSourceFilePath) {
            const imageMetaData = await getImageMetaData(avatarSource);
            const avatarData = fs.readFileSync(avatarSource);
            processedSource = {
                data: avatarData,
                filename: avatarSource.split("/").pop() || "avatar.jpg",
                metadata: {
                    totalSize: imageMetaData.totalSize || 0,
                    width: imageMetaData.width,
                    height: imageMetaData.height,
                },
            };
        }
        else if (isUrl) {
            if (!isValidUrl(avatarSource.url))
                throw new ZaloApiError("Invalid URL");
            const downloadResult = await downloadFileFromUrl(avatarSource.url, avatarSource.headers);
            processedSource = {
                data: downloadResult.data,
                filename: avatarSource.filename || downloadResult.filename,
                metadata: downloadResult.metadata,
            };
        }
        else if (isBuffer) {
            processedSource = {
                data: avatarSource.data,
                filename: avatarSource.filename,
                metadata: avatarSource.metadata,
            };
        }
        else {
            throw new ZaloApiError("Invalid avatar source type");
        }
        params.originWidth = processedSource.metadata.width || 1080;
        params.originHeight = processedSource.metadata.height || 1080;
        const avatarData = processedSource.data;
        const formData = new FormData();
        formData.append("fileContent", avatarData, {
            filename: "blob",
            contentType: "image/jpeg",
        });
        const encryptedParams = utils.encodeAES(JSON.stringify(params));
        if (!encryptedParams)
            throw new ZaloApiError("Failed to encrypt params");
        const response = await utils.request(utils.makeURL(serviceURL, {
            params: encryptedParams,
        }), {
            method: "POST",
            headers: formData.getHeaders(),
            body: formData.getBuffer(),
        });
        return utils.resolve(response);
    };
});