API for team deployment frequency trends

apiserver/dora/api/deployment_analytics.py

@@ -148,7 +148,7 @@ def get_prs_included_in_deployment(deployment_id: str):
         }
     ),
 )
-def get_cockpit_lead_time_trends(
+def get_team_deployment_frequency(
     team_id: str,
     from_time: datetime,
     to_time: datetime,
@@ -173,3 +173,46 @@ def get_cockpit_lead_time_trends(
     )
 
     return adapt_deployment_frequency_metrics(team_deployment_frequency_metrics)
+
+
+@app.route("/team/<team_id>/deployment_frequency/trends", methods={"GET"})
+@queryschema(
+    Schema(
+        {
+            Required("from_time"): All(str, Coerce(datetime.fromisoformat)),
+            Required("to_time"): All(str, Coerce(datetime.fromisoformat)),
+            Optional("pr_filter"): All(str, Coerce(json.loads)),
+            Optional("workflow_filter"): All(str, Coerce(coerce_workflow_filter)),
+        }
+    ),
+)
+def get_team_deployment_frequency_trends(
+    team_id: str,
+    from_time: datetime,
+    to_time: datetime,
+    pr_filter: Dict = None,
+    workflow_filter: WorkflowFilter = None,
+):
+
+    query_validator = get_query_validator()
+    interval = query_validator.interval_validator(from_time, to_time)
+    query_validator.team_validator(team_id)
+
+    pr_filter: PRFilter = apply_pr_filter(
+        pr_filter, EntityType.TEAM, team_id, [SettingType.EXCLUDED_PRS_SETTING]
+    )
+
+    deployments_analytics_service = get_deployment_analytics_service()
+
+    week_to_deployments_count_map: Dict[
+        datetime, int
+    ] = deployments_analytics_service.get_weekly_deployment_frequency_trends(
+        team_id, interval, pr_filter, workflow_filter
+    )
+
+    return {
+        "deployment_frequency_trends": {
+            week.isoformat(): {"count": deployment_count}
+            for week, deployment_count in week_to_deployments_count_map.items()
+        }
+    }

apiserver/dora/api/pull_requests.py

@@ -104,7 +104,7 @@ def get_lead_time_prs(
         }
     ),
 )
-def get_cockpit_lead_time(
+def get_team_lead_time(
     team_id: str,
     from_time: datetime,
     to_time: datetime,
@@ -141,7 +141,7 @@ def get_cockpit_lead_time(
         }
     ),
 )
-def get_cockpit_lead_time_trends(
+def get_team_lead_time_trends(
     team_id: str,
     from_time: datetime,
     to_time: datetime,

apiserver/dora/service/deployments/analytics.py

@@ -132,6 +132,26 @@ def get_team_deployment_frequency_metrics(
             monthly_deployment_frequency,
         )
 
+    def get_weekly_deployment_frequency_trends(
+        self,
+        team_id: str,
+        interval: Interval,
+        pr_filter: PRFilter,
+        workflow_filter: WorkflowFilter,
+    ) -> Dict[datetime, int]:
+
+        team_successful_deployments = (
+            self.deployments_service.get_team_successful_deployments_in_interval(
+                team_id, interval, pr_filter, workflow_filter
+            )
+        )
+
+        team_weekly_deployments = generate_expanded_buckets(
+            team_successful_deployments, interval, "conducted_at", "weekly"
+        )
+
+        return get_key_to_count_map_from_key_to_list_map(team_weekly_deployments)
+
     def _map_prs_to_repo_id_and_base_branch(
         self, pull_requests: List[PullRequest]
     ) -> Dict[Tuple[str, str], List[PullRequest]]: