Group agg filtering

CHANGELOG.md

@@ -11,6 +11,7 @@ Links "DE#nnn" prior to version 2.0 point to the Dash Enterprise closed-source D
 - [#448](https://github.com/plotly/dash-ag-grid/pull/448) Added support for AG-Charts (split out in v33 of AG Grid).  Integrated Charts require enableEnterpriseModules=True, dashChartMode="community" or "enterprise", and dashGridOptions={"enableCharts": True}.
 - [#455](https://github.com/plotly/dash-ag-grid/pull/455) Added support for dynamic `detailCellRendererParams` in Master/Detail, including dynamic detail-grid column definitions.
 - [#468](https://github.com/plotly/dash-ag-grid/issues/468) Support passing a function to the grid option `processUnpinnedColumns`.
+- [#472](https://github.com/plotly/dash-ag-grid/pull/472) Added support for callback function for the groupAggFiltering options
 
 ### Changed
 - [#452](https://github.com/plotly/dash-ag-grid/pull/452) 

src/lib/utils/propCategories.js

@@ -73,6 +73,7 @@ export const GRID_MAYBE_FUNCTIONS = {
     isExternalFilterPresent: 1,
     doesExternalFilterPass: 1,
     quickFilterParser: 1,
+    groupAggFiltering: 1,
 
     // Integrated Charts
     getChartToolbarItems: 1,

tests/test_custom_filter.py

@@ -386,4 +386,49 @@ def test_fi006_custom_filter(dash_duo):
     # Apply
     apply_buttons = dash_duo.find_elements('button[data-ref="applyFilterButton"]')
     apply_buttons[1].click()
-    grid.wait_for_cell_text(0, 2, "24/08/2008")
+    grid.wait_for_cell_text(0, 2, "24/08/2008")
+
+
+def test_fi007_custom_filter(dash_duo):
+
+    app = Dash(__name__)
+
+    column_defs = [
+        {"field": "country", "rowGroup": True, "hide": True},
+        {"field": "year"},
+        {"field": "total", "aggFunc": "sum", "filter": "agNumberColumnFilter"},
+    ]
+
+    default_col_def = {
+        "flex": 1,
+        "floatingFilter": True,
+    }
+
+    auto_group_column_def = {
+        "field": "athlete",
+    }
+
+    app.layout = html.Div(
+        children=[
+            dag.AgGrid(
+                id="grid",
+                rowData=df.to_dict("records"),
+                columnDefs=column_defs,
+                defaultColDef=default_col_def,
+                dashGridOptions={
+                    "groupAggFiltering": {"function": "!!params.node.group"},
+                    "groupDefaultExpanded": -1,
+                    "autoGroupColumnDef": auto_group_column_def,
+                },
+                enableEnterpriseModules=True,
+            )
+        ],
+    )
+
+    dash_duo.start_server(app)
+    grid = utils.Grid(dash_duo, "grid")
+    grid.wait_for_cell_text(1, 0, "Michael Phelps")
+
+    grid.set_filter(3, 8)
+    grid.wait_for_cell_text(0, 3, "8")
+