camstreamerlib/esm/internal/utils.js

Helper library for CamStreamer ACAP applications.

export const addParametersToPath = (path, params) => {
    if (params === undefined || Object.keys(params).length === 0) {
        return path;
    }
    const joinChar = path.indexOf('?') === -1 ? '?' : '&';
    return `${path}${joinChar}${paramToUrl(params)}`;
};
export const paramToUrl = (params) => {
    if (params === undefined) {
        return '';
    }
    let output = '';
    for (const key in params) {
        const value = params[key];
        if (isNullish(value)) {
            continue;
        }
        output += `${encodeURIComponent(key)}=${encodeURIComponent(value)}&`;
    }
    return output.slice(0, output.length - 1);
};
export const arrayToUrl = (arr) => {
    if (Array.isArray(arr)) {
        return arr.join(',');
    }
    return arr;
};
export const isCamera = (id) => id?.charAt(0) === 'c';
export const isStream = (id) => id?.charAt(0) === 'c' || id?.charAt(0) === 'a';
export const isClip = (id) => id?.charAt(0) === 's';
export const isTracker = (id) => id?.charAt(0) === 't';
export const isPlaylist = (id) => id?.charAt(0) === 'p';
export const isLoopPlayType = (playType) => playType.includes('LOOP');
export function isClient(arg = {}) {
    return 'get' in arg && 'post' in arg;
}
export async function responseStringify(res) {
    return JSON.stringify({
        status: res.status,
        body: await res.text(),
    });
}
export function pad(num, size) {
    const sign = Math.sign(num) === -1 ? '-' : '';
    return (sign +
        new Array(size)
            .concat([Math.abs(num)])
            .join('0')
            .slice(-size));
}
export function isNullish(value) {
    return value === null || value === undefined;
}