// Debug
const { DebugBuilder } = require("../utilities/debugBuilder.js");
const log = new DebugBuilder("server", "httpRequests");
// Modules
const http = require("http");

exports.requestOptions = class requestOptions {
    /**
     * Construct an HTTP request
     * @param {*} method Method of request to use [GET, POST]
     * @param {*} headers Headers of the request, not required but will get filled with default values if not set
     * @param {*} hostname The destination of the request
     * @param {*} port The port for the destination, will use 3001 by default
     */
    constructor(path, method, hostname, port = 3001, headers = undefined, timeout = undefined) {
        this.hostname = hostname;
        this.path = path;
        this.port = port;
        this.method = method;
        this.timeout = timeout;
        if (method === "POST"){            
            this.headers = headers ?? {
                'Content-Type': 'application/json',
            }
        }
    }
}

/**
 * Send the HTTP request to the server
 * @param requestOptions
 * @param data
 * @param callback
 */
exports.sendHttpRequest = function sendHttpRequest(requestOptions, data, callback){
    log.DEBUG("Sending a request to: ", requestOptions.hostname, requestOptions.port)
    // Create the request
    const req = http.request(requestOptions, res => {
        res.on('data', (data) => {
            const responseObject = {
                "statusCode": res.statusCode,
                "body": data
            };

            try {
                responseObject.body = JSON.parse(responseObject.body)
            }
            catch (err) {
            }

            log.DEBUG("Response Object: ", responseObject);
            callback(responseObject);
        })
    }).on('error', err => {
        log.ERROR('Error: ', err.message)
        // TODO need to handle if the server is down
    })

    if (requestOptions.timeout) {
        req.setTimeout(requestOptions.timeout, () => {
            callback(false);
        });
    }

    // Write the data to the request and send it
    req.write(data)
    req.end()
}