curl -X POST https://zapclass.com.br/api/groups/join \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer zc_6FrX2qjM4bHT9pR6cC0sD8wLkG3nE2tZfV5uN1aP" \
  -d '{
    "inviteCode": "IYnl5Zg9bUcJD32rJrDzO7"
  }'

curl -X POST https://zapclass.com.br/api/groups/join \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer zc_6FrX2qjM4bHT9pR6cC0sD8wLkG3nE2tZfV5uN1aP" \
  -d '{
    "inviteCode": "https://chat.whatsapp.com/IYnl5Zg9bUcJD32rJrDzO7"
  }'

const response = await fetch("https://zapclass.com.br/api/groups/join", {
  method: "POST",
  headers: {
    "Content-Type": "application/json",
    Authorization: "Bearer zc_6FrX2qjM4bHT9pR6cC0sD8wLkG3nE2tZfV5uN1aP",
  },
  body: JSON.stringify({
    inviteCode: "https://chat.whatsapp.com/IYnl5Zg9bUcJD32rJrDzO7",
  }),
});

const data = await response.json();
if (data.success) {
  console.log("Entrou no grupo:", data.group.name);
  console.log("ID do grupo:", data.group.id);
}

async function joinGroup(inviteCode) {
  const response = await fetch("https://zapclass.com.br/api/groups/join", {
    method: "POST",
    headers: {
      "Content-Type": "application/json",
      Authorization: "Bearer zc_6FrX2qjM4bHT9pR6cC0sD8wLkG3nE2tZfV5uN1aP",
    },
    body: JSON.stringify({ inviteCode }),
  });

  const data = await response.json();

  if (!data.success) {
    throw new Error(data.message);
  }

  return {
    groupId: data.group.id,
    groupName: data.group.name,
    participantsCount: data.group.participantsCount,
    requiresApproval: data.group.memberAddMode === "admin_approval",
  };
}

// Uso
try {
  const group = await joinGroup(
    "https://chat.whatsapp.com/IYnl5Zg9bUcJD32rJrDzO7"
  );

  if (group.requiresApproval) {
    console.log(`✓ Solicitação enviada para o grupo "${group.groupName}"`);
    console.log("  Aguardando aprovação do administrador");
  } else {
    console.log(`✓ Você entrou no grupo "${group.groupName}"`);
    console.log(`  Participantes: ${group.participantsCount}`);
  }
} catch (error) {
  console.error("✗ Erro ao entrar no grupo:", error.message);
}

async function joinMultipleGroups(inviteCodes) {
  const results = [];

  for (const code of inviteCodes) {
    try {
      const response = await fetch("https://zapclass.com.br/api/groups/join", {
        method: "POST",
        headers: {
          "Content-Type": "application/json",
          Authorization: "Bearer zc_6FrX2qjM4bHT9pR6cC0sD8wLkG3nE2tZfV5uN1aP",
        },
        body: JSON.stringify({ inviteCode: code }),
      });

      const data = await response.json();

      results.push({
        inviteCode: code,
        success: data.success,
        groupName: data.group?.name || null,
        error: data.message || null,
      });

      // Aguarda 2 segundos entre requisições para evitar rate limit
      await new Promise((resolve) => setTimeout(resolve, 2000));
    } catch (error) {
      results.push({
        inviteCode: code,
        success: false,
        groupName: null,
        error: error.message,
      });
    }
  }

  return results;
}

// Uso
const invites = [
  "https://chat.whatsapp.com/IYnl5Zg9bUcJD32rJrDzO7",
  "https://chat.whatsapp.com/AbCdEfGhIjKlMnOpQrSt",
  "https://chat.whatsapp.com/XyZ123456789",
];

const results = await joinMultipleGroups(invites);
results.forEach((result) => {
  if (result.success) {
    console.log(`✓ ${result.groupName}`);
  } else {
    console.log(`✗ ${result.inviteCode}: ${result.error}`);
  }
});

async function joinGroupWithConfirmation(inviteCode) {
  // Primeiro, busca informações do grupo
  const infoResponse = await fetch(
    "https://zapclass.com.br/api/groups/inviteInfo",
    {
      method: "POST",
      headers: {
        "Content-Type": "application/json",
        Authorization: "Bearer zc_6FrX2qjM4bHT9pR6cC0sD8wLkG3nE2tZfV5uN1aP",
      },
      body: JSON.stringify({ inviteCode }),
    }
  );

  const infoData = await infoResponse.json();

  if (!infoData.success) {
    throw new Error("Convite inválido");
  }

  // Mostra pré-visualização
  console.log("═══════════════════════════════");
  console.log("Você está prestes a entrar em:");
  console.log(`Nome: ${infoData.group.name}`);
  console.log(`Participantes: ${infoData.group.participantsCount}`);
  console.log(`Descrição: ${infoData.group.description || "Sem descrição"}`);
  console.log("═══════════════════════════════");

  // Confirma (em ambiente de navegador)
  const confirmed = confirm("Deseja realmente entrar neste grupo?");

  if (!confirmed) {
    console.log("Entrada cancelada pelo usuário");
    return null;
  }

  // Entra no grupo
  const joinResponse = await fetch("https://zapclass.com.br/api/groups/join", {
    method: "POST",
    headers: {
      "Content-Type": "application/json",
      Authorization: "Bearer zc_6FrX2qjM4bHT9pR6cC0sD8wLkG3nE2tZfV5uN1aP",
    },
    body: JSON.stringify({ inviteCode }),
  });

  const joinData = await joinResponse.json();

  if (joinData.success) {
    console.log(`✓ Entrada confirmada no grupo "${joinData.group.name}"`);
  }

  return joinData;
}

// Uso
await joinGroupWithConfirmation(
  "https://chat.whatsapp.com/IYnl5Zg9bUcJD32rJrDzO7"
);

<?php
$ch = curl_init('https://zapclass.com.br/api/groups/join');

$payload = [
    "inviteCode" => "https://chat.whatsapp.com/IYnl5Zg9bUcJD32rJrDzO7"
];

curl_setopt($ch, CURLOPT_POST, 1);
curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($payload));
curl_setopt($ch, CURLOPT_HTTPHEADER, [
    'Content-Type: application/json',
    'Authorization: Bearer zc_6FrX2qjM4bHT9pR6cC0sD8wLkG3nE2tZfV5uN1aP'
]);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);

$response = curl_exec($ch);
$data = json_decode($response, true);

if ($data['success']) {
    echo "Você entrou no grupo: {$data['group']['name']}\n";
    echo "Participantes: {$data['group']['participantsCount']}";
} else {
    echo "Erro: " . $data['message'];
}

curl_close($ch);
?>

<?php
function joinGroupWithReport($inviteCode) {
    $ch = curl_init('https://zapclass.com.br/api/groups/join');

    curl_setopt($ch, CURLOPT_POST, 1);
    curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode([
        'inviteCode' => $inviteCode
    ]));
    curl_setopt($ch, CURLOPT_HTTPHEADER, [
        'Content-Type: application/json',
        'Authorization: Bearer zc_6FrX2qjM4bHT9pR6cC0sD8wLkG3nE2tZfV5uN1aP'
    ]);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);

    $response = curl_exec($ch);
    $data = json_decode($response, true);
    curl_close($ch);

    if (!$data['success']) {
        return [
            'success' => false,
            'error' => $data['message']
        ];
    }

    echo "═══════════════════════════════\n";
    echo "ENTRADA NO GRUPO CONFIRMADA\n";
    echo "═══════════════════════════════\n\n";
    echo "Nome: {$data['group']['name']}\n";
    echo "ID: {$data['group']['id']}\n";
    echo "Participantes: {$data['group']['participantsCount']}\n";

    if ($data['group']['memberAddMode'] === 'admin_approval') {
        echo "\n⏳ Aguardando aprovação do administrador\n";
    }

    echo "\n═══════════════════════════════\n";

    return [
        'success' => true,
        'group' => $data['group']
    ];
}

// Uso
$result = joinGroupWithReport("https://chat.whatsapp.com/IYnl5Zg9bUcJD32rJrDzO7");

if (!$result['success']) {
    echo "Erro: {$result['error']}\n";
}
?>

<?php
class GroupManager {
    private $token;
    private $baseUrl = 'https://zapclass.com.br/api';

    public function __construct($token) {
        $this->token = $token;
    }

    public function joinGroup($inviteCode) {
        $ch = curl_init($this->baseUrl . '/groups/join');

        curl_setopt($ch, CURLOPT_POST, 1);
        curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode([
            'inviteCode' => $inviteCode
        ]));
        curl_setopt($ch, CURLOPT_HTTPHEADER, [
            'Content-Type: application/json',
            "Authorization: Bearer {$this->token}"
        ]);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);

        $response = curl_exec($ch);
        curl_close($ch);

        return json_decode($response, true);
    }

    public function joinMultiple($inviteCodes, $delay = 2) {
        $results = [];

        foreach ($inviteCodes as $code) {
            $data = $this->joinGroup($code);

            $results[] = [
                'inviteCode' => $code,
                'success' => $data['success'] ?? false,
                'groupName' => $data['group']['name'] ?? null,
                'error' => $data['message'] ?? null
            ];

            // Aguarda entre requisições
            sleep($delay);
        }

        return $results;
    }

    public function generateReport($results) {
        $successful = array_filter($results, fn($r) => $r['success']);
        $failed = array_filter($results, fn($r) => !$r['success']);

        echo "═══════════════════════════════\n";
        echo "RELATÓRIO DE ENTRADA EM GRUPOS\n";
        echo "═══════════════════════════════\n\n";

        echo "SUCESSO ({count($successful)}):\n";
        foreach ($successful as $result) {
            echo "  ✓ {$result['groupName']}\n";
        }

        if (count($failed) > 0) {
            echo "\nFALHAS ({count($failed)}):\n";
            foreach ($failed as $result) {
                echo "  ✗ {$result['inviteCode']}: {$result['error']}\n";
            }
        }

        echo "\n═══════════════════════════════\n";
    }
}

// Uso
$manager = new GroupManager('zt_BppKZWtzvj1X2SbJAuOSkA0Z63uDBQ0wkb28NJaloKeOUnHk');

$invites = [
    "https://chat.whatsapp.com/IYnl5Zg9bUcJD32rJrDzO7",
    "https://chat.whatsapp.com/AbCdEfGhIjKlMnOpQrSt"
];

$results = $manager->joinMultiple($invites);
$manager->generateReport($results);
?>

{
  "success": true,
  "message": "Joined group successfully",
  "group": {
    "id": "120363153742561022@g.us",
    "name": "Equipe de Vendas 2024",
    "description": "Grupo oficial da equipe",
    "participantsCount": 45,
    "memberAddMode": "all",
    "isMember": true,
    "isAdmin": false
  }
}

{
  "success": true,
  "message": "Request sent, awaiting admin approval",
  "group": {
    "id": "120363153742561022@g.us",
    "name": "Grupo Privado VIP",
    "memberAddMode": "admin_approval",
    "isPending": true
  }
}

{
  "success": false,
  "message": "Código de convite inválido ou mal formatado"
}

{
  "success": false,
  "message": "Você já é membro deste grupo"
}

{
  "success": false,
  "message": "Você foi banido deste grupo"
}

{
  "success": false,
  "message": "Link de convite expirado ou revogado"
}

{
  "success": false,
  "message": "Erro ao entrar no grupo. Tente novamente"
}