Allow multiple sections

homeassistant/components/kitchen_sink/config_flow.py

@@ -89,7 +89,29 @@ class OptionsFlowHandler(OptionsFlow):
                                 ): int,
                             }
                         ),
-                        {"collapsed": False},
+                        {
+                            "collapsed": False,
+                            "multiple": True,
+                        },
+                    ),
+                    vol.Required("section_2"): data_entry_flow.section(
+                        vol.Schema(
+                            {
+                                vol.Optional(
+                                    "a",
+                                    default=2,
+                                ): int,
+                                vol.Optional(
+                                    "b",
+                                    default=4,
+                                ): int,
+                            }
+                        ),
+                        {
+                            "collapsed": False,
+                            "multiple": True,
+                            "default": [{"a": 7, "b": 10}],
+                        },
                     ),
                 }
             ),

homeassistant/components/kitchen_sink/strings.json

@@ -23,6 +23,14 @@
             },
             "description": "This section allows input of some extra data",
             "name": "Collapsible section"
+          },
+          "section_2": {
+            "data": {
+              "a": "A",
+              "b": "B"
+            },
+            "description": "Some datapoints",
+            "name": "Data point"
           }
         },
         "submit": "Save!"

homeassistant/data_entry_flow.py

@@ -908,6 +908,8 @@ class SectionConfig(TypedDict, total=False):
     """Class to represent a section config."""
 
     collapsed: bool
+    multiple: bool
+    default: list[Any]
 
 
 class section:
@@ -916,6 +918,8 @@ class section:
     CONFIG_SCHEMA = vol.Schema(
         {
             vol.Optional("collapsed", default=False): bool,
+            vol.Optional("multiple", default=False): bool,
+            vol.Optional("default", default=[]): list[Any],
         },
     )
 
@@ -928,7 +932,11 @@ class section:
 
     def __call__(self, value: Any) -> Any:
         """Validate input."""
-        return self.schema(value)
+        if not self.options["multiple"]:
+            return self.schema(value)
+        if not isinstance(value, list):
+            raise vol.Invalid("Value should be a list")
+        return [vol.Schema(dict)(val) for val in value]
 
 
 # These can be removed if no deprecated constant are in this module anymore

homeassistant/helpers/config_validation.py

@@ -1145,6 +1145,8 @@ def _custom_serializer(schema: Any, *, allow_section: bool) -> Any:
                 ),
             ),
             "expanded": not schema.options["collapsed"],
+            "multiple": schema.options["multiple"],
+            "default": schema.options["default"],
         }
 
     if isinstance(schema, multi_select):