Lizandro GuarnizoandClaude Sonnet 4.6
665fee99a9
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
92 lines
3.4 KiB
PHP
92 lines
3.4 KiB
PHP
<?php
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/**
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* API - Lista de contactos del chat turnero
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* Devuelve usuarios que tienen conversaciones con canal='turnero',
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* con el último mensaje y conteo de no leídos.
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*/
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require_once __DIR__ . '/../../../config/config.php';
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requireAuthentication();
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header('Content-Type: application/json; charset=utf-8');
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header('Cache-Control: no-cache, no-store, must-revalidate');
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try {
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$db = Database::getInstance();
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$limit = max(1, min(200, intval($_GET['limit'] ?? 50)));
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$page = max(1, intval($_GET['page'] ?? 1));
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$offset = ($page - 1) * $limit;
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$search = trim($_GET['search'] ?? '');
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$whereClauses = ["c.canal = 'turnero'"];
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$params = [];
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if ($search !== '') {
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$whereClauses[] = "(u.name LIKE :s1 OR u.phone_number LIKE :s2)";
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$params[':s1'] = '%' . $search . '%';
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$params[':s2'] = '%' . $search . '%';
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}
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$where = implode(' AND ', $whereClauses);
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$sql = "SELECT
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u.id AS user_id,
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COALESCE(u.name, u.phone_number) AS name,
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u.phone_number,
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u.avatar_url,
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lm.content AS last_message,
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lm.direction AS last_direction,
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lm.message_type AS last_message_type,
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lm.created_at AS last_time,
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IFNULL(SUM(CASE WHEN c.direction = 'incoming' AND (c.is_read IS NULL OR c.is_read = 0) THEN 1 ELSE 0 END), 0) AS unread_count
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FROM users u
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JOIN conversations c ON c.user_id = u.id AND c.canal = 'turnero'
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LEFT JOIN (
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SELECT t1.*
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FROM conversations t1
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JOIN (
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SELECT user_id, MAX(created_at) AS last_time
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FROM conversations
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WHERE canal = 'turnero'
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GROUP BY user_id
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) t2 ON t1.user_id = t2.user_id AND t1.created_at = t2.last_time AND t1.canal = 'turnero'
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) lm ON lm.user_id = u.id
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WHERE {$where}
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GROUP BY u.id
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ORDER BY lm.created_at DESC
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LIMIT {$limit} OFFSET {$offset}";
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$rows = $db->fetchAll($sql, $params);
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$totalRow = $db->fetch(
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"SELECT COUNT(DISTINCT c.user_id) AS cnt FROM conversations c
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JOIN users u ON u.id = c.user_id
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WHERE c.canal = 'turnero'" . ($search !== '' ? " AND (u.name LIKE :s1 OR u.phone_number LIKE :s2)" : ''),
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$search !== '' ? [':s1' => '%'.$search.'%', ':s2' => '%'.$search.'%'] : []
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);
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$data = array_map(function($r) {
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return [
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'user_id' => intval($r['user_id']),
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'name' => $r['name'],
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'phone_number' => $r['phone_number'],
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'avatar_url' => $r['avatar_url'] ?? null,
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'last_message' => $r['last_message'] ?? '',
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'last_direction' => $r['last_direction'] ?? 'incoming',
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'last_message_type' => $r['last_message_type'] ?? 'text',
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'last_time' => $r['last_time'] ?? null,
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'unread_count' => intval($r['unread_count']),
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];
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}, $rows ?: []);
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$total = intval($totalRow['cnt'] ?? 0);
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$hasMore = ($page * $limit) < $total;
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echo json_encode(['success' => true, 'data' => $data, 'total' => $total, 'has_more' => $hasMore, 'page' => $page]);
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} catch (Exception $e) {
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error_log('chat_get_list.php: ' . $e->getMessage());
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http_response_code(500);
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echo json_encode(['success' => false, 'error' => 'Error interno']);
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}
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