feat: add a description to reports and projects

backend/init.sql

@@ -12,7 +12,8 @@ CREATE TABLE projects (
     data_url text,
     calculate_histogram_metrics boolean NOT NULL DEFAULT false,
     samples_per_page integer NOT NULL DEFAULT 10,
-    public boolean NOT NULL DEFAULT false
+    public boolean NOT NULL DEFAULT false,
+    description text NOT NULL DEFAULT ''
 );
 
 CREATE TABLE charts (
@@ -27,7 +28,8 @@ CREATE TABLE reports (
     id integer GENERATED ALWAYS AS IDENTITY PRIMARY KEY,
     name text NOT NULL,
     owner_id integer NOT NULL REFERENCES users(id) ON DELETE CASCADE ON UPDATE CASCADE,
-    public boolean NOT NULL DEFAULT false
+    public boolean NOT NULL DEFAULT false,
+    description text NOT NULL DEFAULT ''
 );
 
 CREATE TABLE report_elements (

backend/zeno_backend/classes/project.py

@@ -22,6 +22,7 @@ class Project(CamelModel):
             Default True.
         samples_per_page (int): number of datapoints to show per page. Default 10.
         public (bool): whether the task is public. Default False.
+        description (str): description of the project. Default "".
     """
 
     uuid: str
@@ -34,6 +35,7 @@ class Project(CamelModel):
     calculate_histogram_metrics: bool = True
     samples_per_page: int = 10
     public: bool = False
+    description: str = ""
 
 
 class ProjectStats(CamelModel):

backend/zeno_backend/classes/report.py

@@ -26,6 +26,7 @@ class Report(CamelModel):
         linked_projects (list[str]): all projects that can be used with the report.
         editor (bool): whether the current user can edit the report.
         public (bool): whether the report is publically visible.
+        description (str): description of the report. Default "".
     """
 
     id: int
@@ -34,6 +35,7 @@ class Report(CamelModel):
     linked_projects: list[str]
     editor: bool
     public: bool = False
+    description: str = ""
 
 
 class ReportElement(CamelModel):
@@ -62,3 +64,15 @@ class ReportResponse(CamelModel):
 
     report: Report
     report_elements: list[ReportElement]
+
+
+class ReportStats(CamelModel):
+    """Statistical numbers of a Zeno report.
+
+    Attributes:
+        num_projects (int): number of projects that are linked to the report.
+        num_elements (int): number of elements in the report.
+    """
+
+    num_projects: int
+    num_elements: int

backend/zeno_backend/database/insert.py

@@ -62,8 +62,8 @@ def project(project_config: Project, owner_id: int):
     with Database() as db:
         db.execute(
             "INSERT INTO projects (uuid, name, owner_id, view, data_url, "
-            + "calculate_histogram_metrics, samples_per_page, public) "
-            + "VALUES (%s,%s,%s,%s,%s,%s,%s,%s);",
+            + "calculate_histogram_metrics, samples_per_page, public, description) "
+            + "VALUES (%s,%s,%s,%s,%s,%s,%s,%s,%s);",
             [
                 project_config.uuid,
                 project_config.name,
@@ -73,6 +73,7 @@ def project(project_config: Project, owner_id: int):
                 project_config.calculate_histogram_metrics,
                 project_config.samples_per_page,
                 project_config.public,
+                project_config.description,
             ],
         )
         db.execute(

backend/zeno_backend/database/select.py

@@ -10,7 +10,12 @@
 from zeno_backend.classes.metadata import StringFilterRequest
 from zeno_backend.classes.metric import Metric
 from zeno_backend.classes.project import Project, ProjectState, ProjectStats
-from zeno_backend.classes.report import Report, ReportElement, ReportResponse
+from zeno_backend.classes.report import (
+    Report,
+    ReportElement,
+    ReportResponse,
+    ReportStats,
+)
 from zeno_backend.classes.slice import Slice
 from zeno_backend.classes.slice_finder import SQLTable
 from zeno_backend.classes.table import TableRequest
@@ -50,7 +55,7 @@ def projects(user: User) -> list[Project]:
     with Database() as db:
         own_projects_result = db.execute_return(
             "SELECT uuid, name, view, data_url, calculate_histogram_metrics, "
-            "samples_per_page, public FROM projects WHERE owner_id = %s;",
+            "samples_per_page, public, description FROM projects WHERE owner_id = %s;",
             [user.id],
         )
         own_projects = list(
@@ -65,16 +70,17 @@ def projects(user: User) -> list[Project]:
                     samples_per_page=project[5],
                     editor=True,
                     public=project[6],
+                    description=project[7],
                 ),
                 own_projects_result,
             )
         )
 
         user_projects_result = db.execute_return(
             "SELECT p.uuid, p.name, p.owner_id, p.view, p.data_url, "
-            "p.calculate_histogram_metrics, p.samples_per_page, up.editor, p.public "
-            "FROM projects AS p JOIN user_project AS up ON p.uuid = up.project_uuid "
-            "WHERE up.user_id = %s;",
+            "p.calculate_histogram_metrics, p.samples_per_page, up.editor, p.public, "
+            "p.description FROM projects AS p JOIN user_project AS up "
+            "ON p.uuid = up.project_uuid WHERE up.user_id = %s;",
             [user.id],
         )
         user_projects = []
@@ -95,14 +101,15 @@ def projects(user: User) -> list[Project]:
                         samples_per_page=res[6],
                         editor=res[7],
                         public=res[8],
+                        description=res[9],
                     )
                 )
 
         project_org_result = db.execute_return(
             "SELECT p.uuid, p.name, p.owner_id, p.view, p.calculate_histogram_metrics,"
-            " p.data_url, p.samples_per_page, op.editor, p.public FROM projects AS p "
-            "JOIN (SELECT op.project_uuid, uo.organization_id, editor "
-            "FROM user_organization as uo JOIN organization_project as op"
+            " p.data_url, p.samples_per_page, op.editor, p.public, p.description "
+            "FROM projects AS p JOIN (SELECT op.project_uuid, uo.organization_id, "
+            "editor FROM user_organization as uo JOIN organization_project as op"
             " ON uo.organization_id = op.organization_id "
             "WHERE user_id = %s) AS op ON p.uuid = op.project_uuid;",
             [user.id],
@@ -125,6 +132,7 @@ def projects(user: User) -> list[Project]:
                         samples_per_page=res[6],
                         editor=res[7],
                         public=res[8],
+                        description=res[9],
                     )
                 )
         org_projects = list(
@@ -146,7 +154,7 @@ def public_projects() -> list[Project]:
     with Database() as db:
         project_result = db.execute_return(
             "SELECT uuid, name, owner_id, view, data_url, calculate_histogram_metrics, "
-            "samples_per_page FROM projects WHERE public IS TRUE;",
+            "samples_per_page, description FROM projects WHERE public IS TRUE;",
         )
         projects = []
         for res in project_result:
@@ -166,6 +174,7 @@ def public_projects() -> list[Project]:
                         samples_per_page=res[6],
                         editor=False,
                         public=True,
+                        description=res[7],
                     )
                 )
         return projects
@@ -182,7 +191,7 @@ def reports(user: User) -> list[Report]:
     """
     with Database() as db:
         own_reports_result = db.execute_return(
-            "SELECT id, name, public FROM reports WHERE owner_id = %s;",
+            "SELECT id, name, public, description FROM reports WHERE owner_id = %s;",
             [user.id],
         )
         own_reports = []
@@ -202,11 +211,12 @@ def reports(user: User) -> list[Report]:
                         else list(map(lambda linked: str(linked[0]), linked_projects)),
                         editor=True,
                         public=report[2],
+                        description=report[3],
                     )
                 )
 
         user_reports_result = db.execute_return(
-            "SELECT r.id, r.name, r.owner_id, ur.editor, r.public "
+            "SELECT r.id, r.name, r.owner_id, ur.editor, r.public, r.description "
             "FROM reports AS r JOIN user_report AS ur ON r.id = ur.report_id "
             "WHERE ur.user_id = %s;",
             [user.id],
@@ -235,13 +245,14 @@ def reports(user: User) -> list[Report]:
                             ),
                             editor=res[4],
                             public=res[5],
+                            description=res[6],
                         )
                     )
 
         report_org_result = db.execute_return(
-            "SELECT r.id, r.name, r.owner_id, op.editor, r.public FROM reports AS r "
-            "JOIN (SELECT op.report_id, uo.organization_id, op.editor "
-            "FROM user_organization as uo JOIN organization_report as op"
+            "SELECT r.id, r.name, r.owner_id, op.editor, r.public, r.description "
+            "FROM reports AS r JOIN (SELECT op.report_id, uo.organization_id, "
+            "op.editor FROM user_organization as uo JOIN organization_report as op"
             " ON uo.organization_id = op.organization_id "
             "WHERE user_id = %s) AS op ON r.id = op.report_id;",
             [user.id],
@@ -270,6 +281,7 @@ def reports(user: User) -> list[Report]:
                             ),
                             editor=res[4],
                             public=res[5],
+                            description=res[6],
                         )
                     )
         org_reports = list(
@@ -290,7 +302,7 @@ def public_reports() -> list[Report]:
     """
     with Database() as db:
         report_result = db.execute_return(
-            "SELECT id, name, owner_id FROM reports WHERE public IS TRUE;",
+            "SELECT id, name, owner_id, description FROM reports WHERE public IS TRUE;",
         )
         reports = []
         if report_result is not None:
@@ -316,6 +328,7 @@ def public_reports() -> list[Report]:
                             ),
                             editor=False,
                             public=True,
+                            description=res[3],
                         )
                     )
         return reports
@@ -480,7 +493,7 @@ def report(
             owner_id = owner_id[0][0]
 
         report_result = db.execute_return(
-            "SELECT id, name, owner_id, public FROM reports "
+            "SELECT id, name, owner_id, public, description FROM reports "
             "WHERE name = %s AND owner_id = %s;",
             [report_name, owner_id],
         )
@@ -537,6 +550,7 @@ def report(
                 else list(map(lambda linked: str(linked[0]), linked_projects)),
                 editor=editor,
                 public=bool(report_result[0][3]),
+                description=str(report_result[0][4]),
             ),
             report_elements=list(
                 map(
@@ -599,8 +613,8 @@ def project_from_uuid(project_uuid: str) -> Project | None:
     """
     with Database() as db:
         project_result = db.execute_return(
-            "SELECT uuid, name, owner_id, view, "
-            "data_url, calculate_histogram_metrics, samples_per_page, public "
+            "SELECT uuid, name, owner_id, view, data_url, calculate_histogram_metrics, "
+            "samples_per_page, public, description "
             "FROM projects WHERE uuid = %s;",
             [project_uuid],
         )
@@ -623,6 +637,7 @@ def project_from_uuid(project_uuid: str) -> Project | None:
                 if isinstance(project_result[6], int)
                 else 10,
                 public=bool(project_result[7]),
+                description=str(project_result[8]),
             )
 
 
@@ -637,7 +652,8 @@ def report_from_id(report_id: int) -> Report | None:
     """
     with Database() as db:
         report_result = db.execute_return(
-            "SELECT id, name, owner_id, public FROM reports WHERE id = %s;",
+            "SELECT id, name, owner_id, public, description "
+            "FROM reports WHERE id = %s;",
             [report_id],
         )
         if len(report_result) == 0:
@@ -663,6 +679,7 @@ def report_from_id(report_id: int) -> Report | None:
                 else list(map(lambda linked: str(linked[0]), linked_projects)),
                 editor=False,
                 public=bool(report_result[3]),
+                description=str(report_result[4]),
             )
 
 
@@ -855,6 +872,37 @@ def project_stats(project: str) -> ProjectStats | None:
         )
 
 
+def report_stats(report_id: int) -> ReportStats | None:
+    """Get statistics for a specified report.
+
+    Args:
+        report_id (int): id of the report to get statistics for.
+
+    Returns:
+        ReportStats | None: statistics of the specified report.
+    """
+    with Database() as db:
+        num_projects = db.execute_return(
+            "SELECT COUNT(*) FROM report_project WHERE report_id = %s;",
+            [report_id],
+        )
+        num_elements = db.execute_return(
+            "SELECT COUNT(*) FROM report_elements " "WHERE report_id = %s;", [report_id]
+        )
+        return (
+            ReportStats(
+                num_projects=num_projects[0][0]
+                if isinstance(num_projects[0][0], int)
+                else 0,
+                num_elements=num_elements[0][0]
+                if isinstance(num_elements[0][0], int)
+                else 0,
+            )
+            if len(num_projects) > 0 and len(num_elements) > 0
+            else None
+        )
+
+
 def metrics(project_uuid: str) -> list[Metric]:
     """Get all metrics for a specified project.
 

backend/zeno_backend/database/update.py

@@ -205,15 +205,16 @@ def project(project_config: Project):
     with Database() as db:
         db.execute(
             "UPDATE projects SET name = %s, calculate_histogram_metrics = %s, "
-            "view = %s, data_url = %s, samples_per_page = %s, public = %s "
-            "WHERE uuid = %s;",
+            "view = %s, data_url = %s, samples_per_page = %s, public = %s, "
+            "description = %s WHERE uuid = %s;",
             [
                 project_config.name,
                 project_config.calculate_histogram_metrics,
                 project_config.view,
                 project_config.data_url,
                 project_config.samples_per_page,
                 project_config.public,
+                project_config.description,
                 project_config.uuid,
             ],
         )
@@ -251,13 +252,9 @@ def report(report: Report):
         return
     db = Database()
     db.connect_execute(
-        "UPDATE reports SET name = %s, owner_id = %s, public = %s WHERE id = %s;",
-        [
-            report.name,
-            owner_id.id,
-            report.public,
-            report.id,
-        ],
+        "UPDATE reports SET name = %s, owner_id = %s, public = %s, description = %s "
+        "WHERE id = %s;",
+        [report.name, owner_id.id, report.public, report.description, report.id],
     )
 
 

backend/zeno_backend/server.py

@@ -26,7 +26,12 @@
 from zeno_backend.classes.metadata import HistogramBucket, StringFilterRequest
 from zeno_backend.classes.metric import Metric, MetricRequest
 from zeno_backend.classes.project import Project, ProjectState, ProjectStats
-from zeno_backend.classes.report import Report, ReportElement, ReportResponse
+from zeno_backend.classes.report import (
+    Report,
+    ReportElement,
+    ReportResponse,
+    ReportStats,
+)
 from zeno_backend.classes.slice import Slice
 from zeno_backend.classes.slice_finder import SliceFinderRequest, SliceFinderReturn
 from zeno_backend.classes.table import TableRequest
@@ -150,6 +155,16 @@ def get_project_stats(project: str, request: Request):
             return Response(status_code=401)
         return select.project_stats(project)
 
+    @api_app.get(
+        "/report-stats/{report_id}",
+        response_model=ReportStats,
+        tags=["zeno"],
+    )
+    def get_report_stats(report_id: int, request: Request):
+        if not util.report_access_valid(report_id, request):
+            return Response(status_code=401)
+        return select.report_stats(report_id)
+
     @api_app.get(
         "/models/{project}",
         response_model=list[str],