netsignal/lib/commonjs/implementations/native.js

Instant network detection for React Native and Web - Turbo Module enabled

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.NativeNetSignal = void 0;
var _reactNative = require("react-native");
var _base = require("./base");
/**
 * Native implementation for iOS/Android
 * Tree-shakable - no web dependencies
 */

class NativeNetSignal extends _base.BaseNetSignal {
  native = _reactNative.NativeModules.NetSignal || null;
  emitter = this.native ? new _reactNative.NativeEventEmitter(_reactNative.NativeModules.NetSignal) : null;
  listeners = new Map();
  isConnected() {
    return this.native?.isConnected() ?? false;
  }
  getType() {
    return this.native?.getConnectionType() ?? 'unknown';
  }
  async probe(url, timeoutMs = 5000) {
    if (!this.native) {
      return {
        reachable: false,
        responseTime: -1,
        error: 'Native module not available'
      };
    }
    try {
      return await this.native.probe(url, timeoutMs);
    } catch (error) {
      return {
        reachable: false,
        responseTime: -1,
        error: error.message
      };
    }
  }
  onChange(callback) {
    if (!this.emitter) {
      return () => {};
    }
    const id = Math.random().toString(36);
    const subscription = this.emitter.addListener('connectionChange', callback);
    this.listeners.set(id, subscription);
    return () => {
      subscription.remove();
      this.listeners.delete(id);
    };
  }
}
exports.NativeNetSignal = NativeNetSignal;
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