@tak-ps/node-tak/dist/lib/api/query.js

Lightweight JavaScript library for communicating with TAK Server

import Err from '@openaddresses/batch-error';
import xmljs from 'xml-js';
import { Type } from '@sinclair/typebox';
import CoT, { CoTParser } from '@tak-ps/node-cot';
import Commands from '../commands.js';
export const HistoryOptions = Type.Object({
    start: Type.Optional(Type.String()),
    end: Type.Optional(Type.String()),
    secago: Type.Optional(Type.String()),
});
export default class QueryCommands extends Commands {
    schema = {};
    async cli() {
        throw new Error('Unsupported Subcommand');
    }
    async singleFeat(uid) {
        const cotstr = await this.single(uid);
        return CoTParser.to_geojson(CoTParser.from_xml(cotstr));
    }
    async single(uid) {
        const url = new URL(`/Marti/api/cot/xml/${encodeURIComponent(uid)}`, this.api.url);
        const res = await this.api.fetch(url, {
            method: 'GET'
        }, true);
        const body = await res.text();
        if (body.trim().length === 0) {
            throw new Err(404, null, 'CoT by that UID Not Found');
        }
        return body;
    }
    async historyFeats(uid, opts) {
        const feats = [];
        const res = xmljs.xml2js(await this.history(uid, opts), { compact: true });
        if (!Object.keys(res).length || !Object.keys(res.events).length)
            return feats;
        if (!res.events.event || (Array.isArray(res.events.event) && !res.events.event.length))
            return feats;
        for (const event of Array.isArray(res.events.event) ? res.events.event : [res.events.event]) {
            feats.push(await CoTParser.to_geojson(new CoT({ event })));
        }
        return feats;
    }
    async history(uid, opts) {
        const url = new URL(`/Marti/api/cot/xml/${encodeURIComponent(uid)}/all`, this.api.url);
        if (opts) {
            let q;
            for (q in opts) {
                if (opts[q] !== undefined) {
                    url.searchParams.append(q, String(opts[q]));
                }
            }
        }
        const res = await this.api.fetch(url, {
            method: 'GET'
        }, true);
        const body = await res.text();
        console.error(body);
        return body;
    }
}
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