Created /cell/id/sensors endpoint

CHANGELOG.md

@@ -18,9 +18,10 @@ When adding a new entry, please use the following format:
 
 ## Log
 
+- [2026-05-08] feature: Added /cell/id/sensors endpoint to query sensors associated with each cell
 - [2026-04-16] feature: added a clear all cells button to cell selection
 - [2026-04-16] fix: removed two scrollbars from dashboard, made power datapoints display as V and A, made data not truncate as often
-- [2026-03-30] fix: added test decorators to resolve lack of "TTN_API_KEY" on fork PR's. removed k6 from github actions. changed github action to utilize env-import.py as opposeed to directly accessing s3 bucket for env variables. [#736] (https://github.com/jlab-sensing/ENTS-backend/pull/736)
+- [2026-03-30] fix: added test decorators to resolve lack of "TTN_API_KEY" on fork PR's. removed k6 from github actions. changed github action to utilize env-import.py as opposeed to directly accessing s3 bucket for env variables. [#736](https://github.com/jlab-sensing/ENTS-backend/pull/736)
 - [2026-03-23] fix: increase fallback SECRET_KEY length to resolve PyJWT InsecureKeyLengthWarning [#682](https://github.com/jlab-sensing/ENTS-backend/pull/682)
 - [2026-03-12] fix: safely catch PyJWT DecodeErrors and remove log spam for invalid tokens [#683](https://github.com/jlab-sensing/ENTS-backend/pull/683)
 - [2026-03-12] hotfix: linted AddCellModal, ensured functionality of D10 charts, and added flags to github action pytest for logging [#703](https://github.com/jlab-sensing/ENTS-backend/pull/703)
@@ -30,5 +31,4 @@ When adding a new entry, please use the following format:
 - [2026-03-10] hotfix: Fixed import errors [#698](https://github.com/jlab-sensing/ENTS-backend/pull/698)
 - [2026-03-05] chore: remove deprecated import_example_data script and update docs to use ents CLI [#665](https://github.com/jlab-sensing/ENTS-backend/pull/665)
 - [2026-03-05] fix: Temp removed "Export to CSV option" hotfix [#671](https://github.com/jlab-sensing/ENTS-backend/pull/671)
-
 - [2026-03-21] fix: Fixed non-deterministic two-week date range fallback bug [#713](https://github.com/jlab-sensing/ENTS-backend/pull/713)

backend/api/__init__.py

@@ -171,6 +171,7 @@ def handle_unsubscribe_cells(data):
     from .resources.cell_tags import CellTags, CellTagDetail, CellsByTag
     from .resources.cell_users import CellUsers, CellUserDetail, CellByUser, CellShare
     from .resources.logger import Logger
+    from .resources.cell_sensors import Cell_Sensors
 
     from .auth.routes import auth
 
@@ -187,6 +188,7 @@ def handle_unsubscribe_cells(data):
     api.add_resource(Session_r, "/session")
     api.add_resource(User_Data, "/user")
     api.add_resource(Status, "/status/<string:id>")
+    api.add_resource(Cell_Sensors, "/cell/<int:cell_id>/sensors")
 
     # Tag management endpoints
     api.add_resource(Tag, "/tag/")

backend/api/resources/cell_sensors.py

@@ -0,0 +1,11 @@
+from flask_restful import Resource
+from ..models.sensor import Sensor
+from ..schemas.sensor_schema import SensorSchema
+
+sensor_schema = SensorSchema(many=True)
+
+
+class Cell_Sensors(Resource):
+    def get(self, cell_id):
+        sensors = Sensor.query.filter_by(cell_id=cell_id).all()
+        return sensor_schema.dump(sensors)

backend/api/schemas/sensor_schema.py

@@ -0,0 +1,14 @@
+from .. import ma
+from ..models.sensor import Sensor
+
+
+class SensorSchema(ma.SQLAlchemyAutoSchema):
+    class Meta:
+        model = Sensor
+
+    id = ma.Integer()
+    cell_id = ma.Integer()
+    measurement = ma.String()
+    data_type = ma.String()
+    unit = ma.String()
+    name = ma.String()

backend/tests/test_sensor.py

@@ -105,3 +105,33 @@ def test_get_sensor_obj(init_database):
 #     data_type = db.Column(db.Text(), nullable=False)
 #     unit = db.Column(db.Text())
 #     name = db.Column(db.Text(), nullable=False)
+
+
+def test_sensor_endpoint_returns_only_sensors(init_database):
+    ts = 1705176162
+    cell = Cell("test_cell_1", "", 1, 1, False, None)
+    cell.save()
+
+    meas_dict = {
+        "type": "measurement_type",
+        "cellId": cell.id,
+        "data": {
+            "measurement_name": 1,
+        },
+        # types: float, int, text
+        "data_type": {
+            "measurement_name": int,
+        },
+        "ts": ts,
+    }
+    data = Sensor.add_data("measurement_name", "measurement_unit", meas_dict)
+    sensor = Sensor.query.get(data.sensor_id)
+
+    response = init_database.get(f"/api/cell/{cell.id}/sensors")
+
+    assert response.status_code == 200
+    result = response.get_json()
+
+    returned_ids = [sensor["id"] for sensor in result]
+    assert sensor.id in returned_ids
+    assert all(sensors["cell_id"] == cell.id for sensors in result)

frontend/src/__tests__/Profile.test.jsx

@@ -5,7 +5,7 @@ import { QueryClient, QueryClientProvider } from '@tanstack/react-query';
 // import AccountInfo from '../pages/profile/components/AccountInfo';
 import DeleteCellModal from '../pages/profile/components/DeleteCellModal';
 import { describe, it, expect, vi, afterEach } from 'vitest';
-import { updateCell, getCells, deleteCell, getUserCells } from '../services/cell';
+import { updateCell, getCells, deleteCell, getUserCells, getCellSensors } from '../services/cell';
 import { useOutletContext } from 'react-router-dom';
 import axios from 'axios';
 vi.mock('axios');
@@ -333,6 +333,27 @@ describe('Cell Service API Functions', () => {
     expect(getUserCells).toHaveBeenCalledTimes(1);
   });
 
+  it('get cell sensors', async () => {
+    const mockResponse = [{ id: 1, name: 'Mock Cell' }];
+    axios.get.mockResolvedValue({ data: mockResponse});
+    const data = await getCellSensors(1);
+    expect(data).toEqual(mockResponse);
+    expect(axios.get).toHaveBeenCalledWith(`${process.env.PUBLIC_URL}/api/cell/1/sensors`);
+  });
+
+  it ('returns error when get cell sensors fails', async () =>{
+    const mockError = {
+      response: {
+        data: { error: 'Error getting cell sensors'},
+      },
+    };
+
+    axios.get.mockRejectedValueOnce(mockError);
+    const data = await getCellSensors(1);
+    expect(data).toBeUndefined();
+    expect(axios.get).toHaveBeenCalledWith(`${process.env.PUBLIC_URL}/api/cell/1/sensors`);
+  })
+
   // it('fetches cell data', async () => {
   //   const mockData = { result: 'Mock Cell Data' };
   //   axios.get.mockResolvedValue({ data: mockData });

frontend/src/pages/dashboard/Dashboard.jsx

@@ -6,7 +6,7 @@ import DateRangeNotification from '../../components/DateRangeNotification';
 import { useSmartDateRange } from '../../hooks/useSmartDateRange';
 import useAxiosPrivate from '../../auth/hooks/useAxiosPrivate';
 import useAuth from '../../auth/hooks/useAuth';
-import { useCells } from '../../services/cell';
+import { useCells, getCellSensors } from '../../services/cell';
 import ArchiveModal from './components/ArchiveModal';
 import BackBtn from './components/BackBtn';
 import CellSelect from './components/CellSelect';
@@ -35,6 +35,7 @@ function Dashboard() {
   const [powerHasData, setPowerHasData] = useState(false);
   const [terosHasData, setTerosHasData] = useState(false);
   const [liveData, setLiveData] = useState([]);
+  const [cellSensorsById, setCellSensorsById] = useState({});
 
   // Background streaming data - always collecting in background
   const backgroundStreamDataRef = useRef([]);
@@ -405,6 +406,26 @@ useEffect(() => {
   }
 };
 
+  const selectedCellIds = useMemo(() => {
+    return selectedCells.map((cell) => cell.id.toString()).sort().join(',');
+  }, [selectedCells])
+
+  useEffect(() => {
+    const loadCellSensors = async () => {
+      const sensorsById = {};
+      const cellIds = selectedCellIds.split(',').filter(Boolean);
+      for (const cellId of cellIds){
+        sensorsById[cellId] = await getCellSensors(cellId);
+      }
+      setCellSensorsById(sensorsById);
+    };
+    if (selectedCellIds){
+      loadCellSensors();
+    } else {
+      setCellSensorsById({});
+    }
+  }, [selectedCellIds]);
+
 
   useEffect(() => {
     if (selectedCells.length === 0) {
@@ -667,6 +688,7 @@ useEffect(() => {
                   stream={stream}
                   liveData={liveData}
                   processedData={processedLiveData.sensors}
+                  cellSensorsById={cellSensorsById}
                 />
                 <UnifiedChart
                   type='power_current'
@@ -676,6 +698,7 @@ useEffect(() => {
                   stream={stream}
                   liveData={liveData}
                   processedData={processedLiveData.sensors}
+                  cellSensorsById={cellSensorsById}
                 />
                 <UnifiedChart
                   type='teros12_vwc'
@@ -685,6 +708,7 @@ useEffect(() => {
                   stream={stream}
                   liveData={liveData}
                   processedData={processedLiveData.sensors}
+                  cellSensorsById={cellSensorsById}
                 />
                 <UnifiedChart
                   type='teros12_vwc_adj'
@@ -694,6 +718,7 @@ useEffect(() => {
                   stream={stream}
                   liveData={liveData}
                   processedData={processedLiveData.sensors}
+                  cellSensorsById={cellSensorsById}
                 />
                 <UnifiedChart
                   type='teros12_temp'
@@ -703,6 +728,7 @@ useEffect(() => {
                   stream={stream}
                   liveData={liveData}
                   processedData={processedLiveData.sensors}
+                  cellSensorsById={cellSensorsById}
                 />
                 <UnifiedChart
                   type='teros12_ec'
@@ -712,6 +738,7 @@ useEffect(() => {
                   stream={stream}
                   liveData={liveData}
                   processedData={processedLiveData.sensors}
+                  cellSensorsById={cellSensorsById}
                 />
                 <UnifiedChart
                   type='soilPot'
@@ -721,6 +748,7 @@ useEffect(() => {
                   stream={stream}
                   liveData={liveData}
                   processedData={processedLiveData.sensors}
+                  cellSensorsById={cellSensorsById}
                 />
                 <UnifiedChart
                   type='presHum'
@@ -730,6 +758,7 @@ useEffect(() => {
                   stream={stream}
                   liveData={liveData}
                   processedData={processedLiveData.sensors}
+                  cellSensorsById={cellSensorsById}
                 />
                 <UnifiedChart
                   type='sensor'
@@ -739,6 +768,7 @@ useEffect(() => {
                   stream={stream}
                   liveData={liveData}
                   processedData={processedLiveData.sensors}
+                  cellSensorsById={cellSensorsById}
                 />
                 <UnifiedChart
                   type='co2'
@@ -748,6 +778,7 @@ useEffect(() => {
                   stream={stream}
                   liveData={liveData}
                   processedData={processedLiveData.sensors}
+                  cellSensorsById={cellSensorsById}
                 />
                 <UnifiedChart
                   type='temperature'
@@ -757,6 +788,7 @@ useEffect(() => {
                   stream={stream}
                   liveData={liveData}
                   processedData={processedLiveData.sensors}
+                  cellSensorsById={cellSensorsById}
                 />
                 <UnifiedChart
                   type='soilHum'
@@ -766,6 +798,7 @@ useEffect(() => {
                   stream={stream}
                   liveData={liveData}
                   processedData={processedLiveData.sensors}
+                  cellSensorsById={cellSensorsById}
                 />
                 <UnifiedChart
                   type='waterPress'
@@ -775,6 +808,7 @@ useEffect(() => {
                   stream={stream}
                   liveData={liveData}
                   processedData={processedLiveData.sensors}
+                  cellSensorsById={cellSensorsById}
                 />
                 <UnifiedChart
                   type='waterFlow'
@@ -784,6 +818,7 @@ useEffect(() => {
                   stream={stream}
                   liveData={liveData}
                   processedData={processedLiveData.sensors}
+                  cellSensorsById={cellSensorsById}
                 />
                 <UnifiedChart
                   type='waterFlowD10'
@@ -793,6 +828,7 @@ useEffect(() => {
                   stream={stream}
                   liveData={liveData}
                   processedData={processedLiveData.sensors}
+                  cellSensorsById={cellSensorsById}
                 />
               </Stack>
             </>

frontend/src/pages/dashboard/components/UnifiedChart.jsx

@@ -6,6 +6,7 @@ import { getSensorData } from '../../../services/sensor';
 import UniversalChart from '../../../charts/UniversalChart';
 import { extractUnifiedStreamValue, matchesSensorStreamType, normalizeUnifiedStreamValue } from './unifiedChartUtils';
 
+
 const CHART_CONFIGS = {
   power_voltage: {
     sensor_name: 'POWER_VOLTAGE',
@@ -135,7 +136,7 @@ const CHART_CONFIGS = {
     chartId: 'waterFlow',
   },
 };
-function UnifiedChart({ type, cells, startDate, endDate, stream, liveData, processedData, onDataStatusChange }) {
+function UnifiedChart({ type, cells, startDate, endDate, stream, liveData, processedData, onDataStatusChange, cellSensorsById ={}, }) {
   const [resample, setResample] = useState('hour');
   const chartSettings = {
     label: [],
@@ -169,7 +170,18 @@ function UnifiedChart({ type, cells, startDate, endDate, stream, liveData, proce
       data[id] = {
         name: name,
       };
+      // get list of sensors that are associated with selected cells
+      const cellSensors = cellSensorsById || [];
       for (const meas of measurements) {
+        // verify sensor mathches one of the sensors from CHART_CONFIGS
+        const hasSensor = cellSensors.some((sensor) => {
+          return sensor.name === sensor_name && sensor.measurement === meas;
+        });
+        // if no matching sensor, skip this request
+        if (!hasSensor){
+          continue;
+        }
+
         data[id] = {
           ...data[id],
           [meas]: await getSensorData(sensor_name, id, meas, startDate.toHTTP(), endDate.toHTTP(), resample),
@@ -411,7 +423,7 @@ function UnifiedChart({ type, cells, startDate, endDate, stream, liveData, proce
     };
 
     // eslint-disable-next-line react-hooks/exhaustive-deps
-  }, [cells, stream, resample, startDate, endDate]);
+  }, [cells, stream, resample, startDate, endDate, cellSensorsById]);
 
   const handleResampleChange = (newResample) => {
     setResample(newResample);
@@ -461,6 +473,7 @@ UnifiedChart.propTypes = {
   liveData: PropTypes.array,
   processedData: PropTypes.object,
   onDataStatusChange: PropTypes.func,
+  cellSensorsById: PropTypes.object,
 };
 
 export default UnifiedChart;

frontend/src/services/cell.js

@@ -20,6 +20,15 @@ export const getCells = () => {
     });
 };
 
+export const getCellSensors = (cellId) => {
+  return axios
+    .get(`${process.env.PUBLIC_URL}/api/cell/${cellId}/sensors`)
+    .then((res) => res.data)
+    .catch((error) => {
+      console.log('Error getting cell sensors:', error.response ? error.response.data : error.message);
+    });
+};
+
 // Get cells with their tags included
 export const getCellsWithTags = () => {
   return axios