90 lines
2.4 KiB
PHP
90 lines
2.4 KiB
PHP
<?php
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namespace App\Models;
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use App\Core\Security;
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/**
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* WhatsAppSession Model
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* Handles the whatsapp_sessions table with encryption for phone and QR code.
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*/
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class WhatsAppSession extends BaseModel
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{
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protected string $table = 'whatsapp_sessions';
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/**
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* Get the session for a specific company
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*/
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public function findByCompany(int $companyId)
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{
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$session = $this->db->query(
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"SELECT * FROM {$this->table} WHERE company_id = ? LIMIT 1",
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[$companyId]
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)->fetch();
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if ($session) {
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$session['phone'] = $session['phone'] ? Security::decrypt($session['phone']) : null;
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$session['qr_code'] = $session['qr_code'] ? Security::decrypt($session['qr_code']) : null;
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}
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return $session;
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}
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/**
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* Get a session by session_key (used by webhooks)
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*/
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public function findBySessionKey(string $sessionKey)
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{
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$session = $this->db->query(
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"SELECT * FROM {$this->table} WHERE session_key = ? LIMIT 1",
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[$sessionKey]
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)->fetch();
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if ($session) {
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$session['phone'] = $session['phone'] ? Security::decrypt($session['phone']) : null;
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$session['qr_code'] = $session['qr_code'] ? Security::decrypt($session['qr_code']) : null;
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}
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return $session;
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}
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/**
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* Create or retrieve a new session for a company
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*/
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public function findOrCreate(int $companyId, string $name = 'Main WhatsApp')
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{
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$session = $this->findByCompany($companyId);
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if ($session) {
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return $session;
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}
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$sessionKey = 'cmp_' . $companyId . '_' . bin2hex(random_bytes(4));
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$id = $this->create([
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'company_id' => $companyId,
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'name' => $name,
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'session_key' => $sessionKey,
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'status' => 'disconnected'
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]);
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return $this->findByCompany($companyId);
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}
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/**
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* Update session state securely
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*/
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public function updateState(int $id, array $data)
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{
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if (isset($data['phone'])) {
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$data['phone_hash'] = Security::blindIndex($data['phone']);
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$data['phone'] = Security::encrypt($data['phone']);
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}
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if (isset($data['qr_code'])) {
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$data['qr_code'] = Security::encrypt($data['qr_code']);
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}
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return $this->update($id, $data);
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}
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}
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