@ahmic/autoit-js/dist/lib/autoit.js

Node.js bindings for AutoItX3.dll

import { arch, platform } from 'node:os';
import { dirname, resolve } from 'node:path';
import { fileURLToPath } from 'node:url';
import koffi from 'koffi';
import { Logger } from '../util/logger.js';

const __filename = fileURLToPath(import.meta.url);
const __dirname = dirname(__filename);
class AutoIt {
    path;
    logger;
    lib = null;
    functionCache = {};
    constructor() {
        const archSuffix = arch() === 'x64' ? '_x64' : '';
        this.path = resolve(`${__dirname}/AutoItX3${archSuffix}.dll`);
        this.logger = new Logger(this.constructor.name);
        if (platform() !== 'win32') {
            this.logger.warn('AutoIt is only supported on Windows. AutoIt JS will not function as expected!');
        }
    }
    load() {
        if (this.lib) {
            this.logger.warn('AutoIt is already loaded');
        }
        else {
            this.logger.debug(`Loading AutoIt from ${this.path}`);
            this.lib = koffi.load(this.path);
            this.logger.debug('AutoIt loaded');
        }
    }
    unload() {
        if (this.lib) {
            this.logger.debug(`Unloading AutoIt from ${this.path}`);
            this.lib.unload();
            this.logger.debug('AutoIt unloaded');
            this.lib = null;
        }
        else {
            this.logger.warn('AutoIt is already unloaded');
        }
    }
    get isLoaded() {
        return this.lib !== null;
    }
    invoke(functionName, functionReturnType, functionArgumentTypes, functionArguments) {
        if (!this.lib) {
            throw new Error('You must call load() before invoking functions');
        }
        let func = this.functionCache[functionName];
        if (!func) {
            func = this.lib.func('__stdcall', functionName, functionReturnType, functionArgumentTypes);
            this.functionCache[functionName] = func;
        }
        const output = func(...functionArguments);
        this.logger.logFunctionCall(functionName, functionArguments, output);
        return output;
    }
}
const autoit = new AutoIt();

export { AutoIt, autoit };
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