dump

Main/models/__init__.py

@@ -10,3 +10,4 @@ from Main.models.progress import Progress
 from Main.models.solution_file import SolutionFile
 from Main.models.friendship import Friendship
 from Main.models.language_apply import LanguageApply
+from Main.models.dump import Dump

Main/models/dump.py

@@ -0,0 +1,25 @@
+from django.contrib.auth.models import User
+from django.db import models
+from django.utils import timezone
+
+from .mixins import FileStorageMixin
+
+
+class Dump(FileStorageMixin, models.Model):
+    timestamp = models.DateTimeField(default=timezone.now)
+    fs_id = models.IntegerField(null=True)
+    executor = models.ForeignKey(User, on_delete=models.CASCADE)
+    task = models.ForeignKey("Task", on_delete=models.CASCADE, null=True)
+
+    @property
+    def ready(self):
+        return self.fs_id is not None
+
+    @property
+    def str_date(self):
+        return self.timestamp.strftime("%Y-%m-%dT%H:%M:%S")
+
+    @property
+    def filename(self):
+        if self.task is not None:
+            return f"dump-task-{self.task.id}-{self.str_date}"

Main/models/task.py

@@ -2,6 +2,7 @@ from django.contrib.postgres.fields import ArrayField
 from django.db import models
 from django.contrib.auth.models import User
 
+from Main.models.dump import Dump
 from Main.models.extrafile import ExtraFile
 
 
@@ -21,6 +22,10 @@ class Task(models.Model):
     def __str__(self):
         return self.name
 
+    @property
+    def dumps(self):
+        return Dump.objects.filter(task=self).order_by("-timestamp")
+
     @property
     def files(self):
         return ExtraFile.objects.filter(task=self, is_test=False)