WhatsApp API

const res = await fetch('https://apis.davycorp.ec/v2/api/whatsapp/qr/demo', {
  headers: { 'Authorization': 'Bearer TU_API_KEY' }
});
const { status, qrImage } = await res.json();

if (status === 'qr') {
  // qrImage es un data:image/png;base64,... listo para un 
  document.getElementById('qr').src = qrImage;
} else if (status === 'connected') {
  console.log('Ya conectado ✅');
}

import axios from 'axios';

const { data } = await axios.get(
  'https://apis.davycorp.ec/v2/api/whatsapp/qr/demo',
  { headers: { 'Authorization': 'Bearer TU_API_KEY' } }
);

if (data.status === 'qr') {
  // mostrar data.qrImage en un 
  console.log('QR listo', data.qr);
}

import requests, base64

r = requests.get(
    'https://apis.davycorp.ec/v2/api/whatsapp/qr/demo',
    headers={'Authorization': 'Bearer TU_API_KEY'}
)
data = r.json()

if data['status'] == 'qr':
    # Guardar QR como imagen PNG
    img_data = data['qrImage'].split(',')[1]
    with open('qr.png', 'wb') as f:
        f.write(base64.b64decode(img_data))
    print('QR guardado en qr.png')
elif data['status'] == 'connected':
    print(f"Conectado: {data['phone']}")

$ch = curl_init('https://apis.davycorp.ec/v2/api/whatsapp/qr/demo');
curl_setopt_array($ch, [
    CURLOPT_RETURNTRANSFER => true,
    CURLOPT_HTTPHEADER     => ['Authorization: Bearer TU_API_KEY']
]);
$data = json_decode(curl_exec($ch), true);
curl_close($ch);

if ($data['status'] === 'qr') {
    // Mostrar en HTML: <img src="">
    echo '<img src="' . $data['qrImage'] . '">';
}

import java.net.http.*;
import java.net.URI;

HttpClient client = HttpClient.newHttpClient();
HttpRequest request = HttpRequest.newBuilder()
    .uri(URI.create("https://apis.davycorp.ec/v2/api/whatsapp/qr/demo"))
    .header("Authorization", "Bearer TU_API_KEY")
    .GET()
    .build();

HttpResponse<String> response = client.send(
    request, HttpResponse.BodyHandlers.ofString()
);
System.out.println(response.body());
// Parsear JSON y extraer qrImage para mostrar en JLabel

using System.Net.Http;
using System.Text.Json;

var client = new HttpClient();
client.DefaultRequestHeaders.Add("Authorization", "Bearer TU_API_KEY");

var json = await client.GetStringAsync(
    "https://apis.davycorp.ec/v2/api/whatsapp/qr/demo"
);
var doc = JsonDocument.Parse(json);
var status = doc.RootElement.GetProperty("status").GetString();

if (status == "qr") {
    var qrImage = doc.RootElement.GetProperty("qrImage").GetString();
    // qrImage es base64, cargar en PictureBox
}

// Polling hasta que la sesión esté conectada
async function waitConnected() {
  while (true) {
    const res = await fetch('https://apis.davycorp.ec/v2/api/whatsapp/state/demo', {
      headers: { 'Authorization': 'Bearer TU_API_KEY' }
    });
    const { status, phone } = await res.json();
    if (status === 'connected') {
      console.log(`✅ Conectado: ${phone}`);
      break;
    }
    await new Promise(r => setTimeout(r, 2000));
  }
}

import requests, time

while True:
    r = requests.get(
        'https://apis.davycorp.ec/v2/api/whatsapp/state/demo',
        headers={'Authorization': 'Bearer TU_API_KEY'}
    )
    data = r.json()
    if data['status'] == 'connected':
        print(f"Conectado: {data['phone']}")
        break
    time.sleep(2)

do {
    $ch = curl_init('https://apis.davycorp.ec/v2/api/whatsapp/state/demo');
    curl_setopt_array($ch, [
        CURLOPT_RETURNTRANSFER => true,
        CURLOPT_HTTPHEADER     => ['Authorization: Bearer TU_API_KEY']
    ]);
    $data = json_decode(curl_exec($ch), true);
    curl_close($ch);
    if ($data['status'] !== 'connected') sleep(2);
} while ($data['status'] !== 'connected');

const res = await fetch('https://apis.davycorp.ec/v2/api/whatsapp/send/demo', {
  method: 'POST',
  headers: {
    'Authorization': 'Bearer TU_API_KEY',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({
    number: '593987654321',
    message: 'Hola desde DavyCorp API 👋'
  })
});
const data = await res.json();
console.log(data.success ? 'Enviado ✅' : data.error);

import axios from 'axios';

const { data } = await axios.post(
  'https://apis.davycorp.ec/v2/api/whatsapp/send/demo',
  { number: '593987654321', message: 'Hola 👋' },
  { headers: { 'Authorization': 'Bearer TU_API_KEY' } }
);
console.log(data);

import requests

r = requests.post(
    'https://apis.davycorp.ec/v2/api/whatsapp/send/demo',
    json={'number': '593987654321', 'message': 'Hola 👋'},
    headers={'Authorization': 'Bearer TU_API_KEY'}
)
print(r.json())

$ch = curl_init();
curl_setopt_array($ch, [
    CURLOPT_URL            => 'https://apis.davycorp.ec/v2/api/whatsapp/send/demo',
    CURLOPT_RETURNTRANSFER => true,
    CURLOPT_POST           => true,
    CURLOPT_POSTFIELDS     => json_encode([
        'number'  => '593987654321',
        'message' => 'Hola 👋'
    ]),
    CURLOPT_HTTPHEADER => [
        'Authorization: Bearer TU_API_KEY',
        'Content-Type: application/json'
    ]
]);
$data = json_decode(curl_exec($ch), true);
curl_close($ch);

import java.net.http.*;
import java.net.URI;

String body = "{\"number\":\"593987654321\",\"message\":\"Hola 👋\"}";
HttpClient client = HttpClient.newHttpClient();
HttpRequest req = HttpRequest.newBuilder()
    .uri(URI.create("https://apis.davycorp.ec/v2/api/whatsapp/send/demo"))
    .header("Authorization", "Bearer TU_API_KEY")
    .header("Content-Type", "application/json")
    .POST(HttpRequest.BodyPublishers.ofString(body))
    .build();
System.out.println(client.send(req, HttpResponse.BodyHandlers.ofString()).body());

import okhttp3.*
import okhttp3.MediaType.Companion.toMediaType
import okhttp3.RequestBody.Companion.toRequestBody

val body = """{"number":"593987654321","message":"Hola 👋"}"""
    .toRequestBody("application/json".toMediaType())
val request = Request.Builder()
    .url("https://apis.davycorp.ec/v2/api/whatsapp/send/demo")
    .post(body)
    .addHeader("Authorization", "Bearer TU_API_KEY")
    .build()
println(OkHttpClient().newCall(request).execute().body?.string())

const form = new FormData();
form.append('number', '593987654321');
form.append('message', 'Tu factura adjunta');
form.append('pdf', pdfFile);  // File / Blob

const res = await fetch('https://apis.davycorp.ec/v2/api/whatsapp/send-pdf/demo', {
  method: 'POST',
  headers: { 'Authorization': 'Bearer TU_API_KEY' },
  // NO fijar Content-Type — el navegador lo pone solo con el boundary
  body: form
});
console.log(await res.json());

import axios from 'axios';
import FormData from 'form-data';
import fs from 'fs';

const form = new FormData();
form.append('number', '593987654321');
form.append('message', 'Tu factura adjunta');
form.append('pdf', fs.createReadStream('/ruta/factura.pdf'));

const { data } = await axios.post(
  'https://apis.davycorp.ec/v2/api/whatsapp/send-pdf/demo',
  form,
  { headers: { 'Authorization': 'Bearer TU_API_KEY', ...form.getHeaders() } }
);

import requests

with open('factura.pdf', 'rb') as f:
    r = requests.post(
        'https://apis.davycorp.ec/v2/api/whatsapp/send-pdf/demo',
        headers={'Authorization': 'Bearer TU_API_KEY'},
        data={
            'number': '593987654321',
            'message': 'Tu factura adjunta'
        },
        files={'pdf': ('factura.pdf', f, 'application/pdf')}
    )
print(r.json())

$ch = curl_init();
curl_setopt_array($ch, [
    CURLOPT_URL            => 'https://apis.davycorp.ec/v2/api/whatsapp/send-pdf/demo',
    CURLOPT_RETURNTRANSFER => true,
    CURLOPT_POST           => true,
    CURLOPT_POSTFIELDS     => [
        'number'  => '593987654321',
        'message' => 'Tu factura',
        'pdf'     => new CURLFile('/ruta/factura.pdf', 'application/pdf')
    ],
    CURLOPT_HTTPHEADER => ['Authorization: Bearer TU_API_KEY']
]);
$data = json_decode(curl_exec($ch), true);

// Java 11+ con HttpClient multipart manual
import java.net.http.*;
import java.nio.file.*;

String boundary = "----DavyCorpBoundary";
byte[] fileBytes = Files.readAllBytes(Path.of("factura.pdf"));

String bodyStr = "--" + boundary + "\r\n" +
    "Content-Disposition: form-data; name=\"number\"\r\n\r\n593987654321\r\n" +
    "--" + boundary + "\r\n" +
    "Content-Disposition: form-data; name=\"message\"\r\n\r\nTu factura\r\n" +
    "--" + boundary + "\r\n" +
    "Content-Disposition: form-data; name=\"pdf\"; filename=\"factura.pdf\"\r\n" +
    "Content-Type: application/pdf\r\n\r\n";

HttpClient client = HttpClient.newHttpClient();
HttpRequest req = HttpRequest.newBuilder()
    .uri(URI.create("https://apis.davycorp.ec/v2/api/whatsapp/send-pdf/demo"))
    .header("Authorization", "Bearer TU_API_KEY")
    .header("Content-Type", "multipart/form-data; boundary=" + boundary)
    .POST(HttpRequest.BodyPublishers.ofByteArray(
        /* combinar bodyStr.getBytes() + fileBytes + cierre boundary */
        bodyStr.getBytes()
    )).build();

await fetch('https://apis.davycorp.ec/v2/api/whatsapp/logout/demo', {
  method: 'POST',
  headers: { 'Authorization': 'Bearer TU_API_KEY' }
});

requests.post(
    'https://apis.davycorp.ec/v2/api/whatsapp/logout/demo',
    headers={'Authorization': 'Bearer TU_API_KEY'}
)

$ch = curl_init();
curl_setopt_array($ch, [
    CURLOPT_URL        => 'https://apis.davycorp.ec/v2/api/whatsapp/logout/demo',
    CURLOPT_POST       => true,
    CURLOPT_HTTPHEADER => ['Authorization: Bearer TU_API_KEY']
]);
curl_exec($ch);

await fetch('https://apis.davycorp.ec/v2/api/whatsapp/qr/cancel/demo', {
  headers: { 'Authorization': 'Bearer TU_API_KEY' }
});