Submission statistics endpoint

portal/rest/submissions.py

@@ -65,6 +65,19 @@ class SubmissionState(CustomResource):
         return '', 204
 
 
+@submissions_namespace.route('/<string:sid>/stats')
+@submissions_namespace.param('sid', 'Submission id')
+@submissions_namespace.response(404, 'Submissions not found')
+class SubmissionStatistics(CustomResource):
+    @jwt_required
+    # @submissions_namespace.response(200, 'Submission state', model=submission_state_schema)
+    def get(self, sid: str):
+        submission = self.find.submission(sid)
+        course = submission.project.course
+        self.permissions(course=course).require.read_submission(submission)
+        return self.rest.submissions(submission).get_stats()
+
+
 @submissions_namespace.route('/<string:sid>/files')
 @submissions_namespace.param('sid', 'Submission id')
 @submissions_namespace.response(404, 'Submissions not found')

portal/service/errors.py

@@ -159,4 +159,10 @@ class SubmissionDiffTimeError(PortalAPIError):
 
 class SuiteStatsNotExists(PortalError):
     def __init__(self, submission):
-        self.message = f"Suite stats have not been found for the submission: {submission.log_name}"
\ No newline at end of file
+        self.message = f"Suite stats have not been found for the submission: {submission.log_name}"
+
+
+class ResultsAreNotUploaded(PortalAPIError):
+    def __init__(self, submission):
+        message = f"Submission {submission.log_name} results are not ready."
+        super().__init__(code=404, message=message)
\ No newline at end of file

portal/service/submissions.py

 """
 Submissions service
 """
-
+import json
 import logging
 from pathlib import Path
 from typing import List, Union
@@ -49,6 +49,10 @@ class SubmissionsService(GeneralService):
         allowed = []
         return self.update_entity(entity, data, allowed=allowed)
 
+    @property
+    def storage_results(self):
+        return self.storage.results.get(self.submission.id)
+
     def create(self, user: User, project: Project, submission_params: dict):
         """Creates a new submission in the database and downloads its files.
 
@@ -214,6 +218,15 @@ class SubmissionsService(GeneralService):
         git_base = self.flask_app.config.get('GIT_REPO_BASE', 'git@gitlab.fi.muni.cz')
         return f"{git_base}/{user.username}/{project.course.codename}"
 
+    def get_stats(self):
+        results = self.storage_results
+        if not results.path.exists():
+            raise errors.ResultsAreNotUploaded(self.submission)
+        stats = results.get('result-stats.json')
+        if not stats.exists():
+            raise errors.SuiteStatsNotExists(self.submission)
+        return json.loads(stats.read_text('utf-8'))
+
 
 def nonempty_intersection(provided: list, required: list):
     if not required: