progress bar

Main/models/solution.py

@@ -30,6 +30,12 @@ class Solution(models.Model):
             models.Index(fields=['set', '-time_sent']),
         ]
 
+    @property
+    def percentage_done(self):
+        if self.test is None:
+            return 0
+        return self.test * 100 // self.task.tests_count
+
     @property
     def language(self):
         return languages[self.language_id]