create email sender function

backend/api/utils/emailSender.py

@@ -0,0 +1,58 @@
+import smtplib
+from email.mime.text import MIMEText
+from email.mime.multipart import MIMEMultipart
+from email.mime.application import MIMEApplication
+from email.utils import formataddr
+from typing import Optional
+from os.path import basename
+
+from django.conf import settings
+
+
+def send_email(
+    to: list[str],
+    subject: str,
+    html_content: str,
+    attachments: Optional[list[str]] = None,
+    from_email: Optional[str] = None
+) -> str:
+    smtp_host = settings.MAIL_SERVER_URL
+    smtp_port = int(settings.MAIL_SERVER_SMTP_PORT)
+    smtp_user = settings.SENDER_MAIL_LOGIN
+    smtp_pass = settings.SENDER_MAIL_PASSWORD
+    from_email = from_email or settings.SENDER_EMAIL
+
+    msg = MIMEMultipart()
+    from_email = from_email or settings.CORP_EMAIL
+    if not from_email:
+        raise ValueError("from_email не задан и отсутствует в settings")
+    
+    msg['From'] = formataddr(('TripWB', from_email))
+    msg['To'] = ', '.join(to)
+    msg['Subject'] = subject
+
+    msg.attach(MIMEText(html_content, 'html', 'utf-8'))
+
+    # добавляем вложения
+    if attachments:
+        for file_path in attachments:
+            try:
+                with open(file_path, 'rb') as f:
+                    part = MIMEApplication(f.read(), Name=basename(file_path))
+                part['Content-Disposition'] = f'attachment; filename="{basename(file_path)}"'
+                msg.attach(part)
+            except Exception as e:
+                print(f"Ошибка при прикреплении файла: {file_path} — {e}")
+
+    try:
+        with smtplib.SMTP(smtp_host, smtp_port) as server:
+            server.ehlo()
+            server.starttls()
+            server.login(smtp_user, smtp_pass)
+            server.sendmail(from_email, to, msg.as_string())
+
+        return "Email отправлен успешно"
+
+    except Exception as e:
+        print(f"Ошибка при отправке письма: {e}")
+        return f"Ошибка: {e}"

backend/api/utils/pagination.py

@@ -1,6 +1,6 @@
 from rest_framework.pagination import PageNumberPagination
 
 class StandardResultsSetPagination(PageNumberPagination):
-    page_size = 25
+    page_size = 10
     page_size_query_param = 'page_size'
-    max_page_size = 25
+    max_page_size = 10