added HistorySync model

history/models.py

@@ -1,3 +1,19 @@
 from django.db import models
 
 # Create your models here.
+
+class HistorySync(models.Model):
+    """
+    Keeps an historic record of the importation of products for a company
+    """
+
+    company = models.ForeignKey('companies.Company', on_delete=models.DO_NOTHING, null=True)
+    rss_url = models.URLField('URL del feed', null=True, blank=True)
+    sync_date = models.DateTimeField('Fecha de lanzamiento', null=True)
+    result = models.TextField('Resultado', null=True, blank=True)
+    quantity = models.PositiveIntegerField('Productos importados', null=True)
+
+    # internal
+    created = models.DateTimeField('date of creation', auto_now_add=True)
+    updated = models.DateTimeField('date last update', auto_now=True)
+    creator = models.ForeignKey('core.CustomUser', on_delete=models.DO_NOTHING, null=True, related_name='historysync')