Operations for Explorer struct

CHANGELOG.md

@@ -10,7 +10,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Added
 
 - Supports operations for `:list` ([#136](https://github.com/livebook-dev/kino_explorer/pull/136))
-_ Supports filters for `:list` ([#142](https://github.com/livebook-dev/kino_explorer/pull/142))
+- Supports filters for `:list` ([#142](https://github.com/livebook-dev/kino_explorer/pull/142))
 - Initial support for `Explorer` `:struct` ([#143](https://github.com/livebook-dev/kino_explorer/pull/143))
 
 ### Fixed

lib/assets/data_transform_cell/main.js

@@ -753,9 +753,13 @@ export async function init(ctx, payload) {
         return data_options ? Object.keys(data_options) : [];
       },
       dataFrameColumnsWithTypes(data_options) {
-        const dataFrameColumns = data_options
-          ? Object.entries(data_options)
-          : {};
+        const notAllowedTypes = ["struct"];
+        const dataOptions = Object.fromEntries(
+          Object.entries(data_options).filter(
+            ([col, type]) => !notAllowedTypes.includes(type)
+          )
+        );
+        const dataFrameColumns = dataOptions ? Object.entries(dataOptions) : {};
         const columns = Array.from(dataFrameColumns, ([name, type]) => {
           return { label: `${name} (${type})`, value: name };
         });

lib/kino_explorer/data_transform_cell.ex

@@ -21,7 +21,7 @@ defmodule KinoExplorer.DataTransformCell do
     "string",
     "time"
   ]
-  @composite_column_types ["list"]
+  @composite_column_types ["list", "struct"]
   @filter_options %{
     "binary" => ["equal", "contains", "not contains", "not equal"],
     "boolean" => ["equal", "not equal"],
@@ -34,7 +34,8 @@ defmodule KinoExplorer.DataTransformCell do
     "integer" => ["less", "less equal", "equal", "not equal", "greater equal", "greater"],
     "string" => ["equal", "contains", "not contains", "not equal"],
     "time" => ["less", "less equal", "equal", "not equal", "greater equal", "greater"],
-    "list" => ["contains", "not contains"]
+    "list" => ["contains", "not contains"],
+    "struct" => []
   }
   @fill_missing_options %{
     "binary" => ["forward", "backward", "max", "min", "scalar"],
@@ -82,7 +83,7 @@ defmodule KinoExplorer.DataTransformCell do
     names_from: @column_types,
     values_from: @column_types ++ @composite_column_types
   }
-  @sort_types @column_types
+  @sort_types @column_types ++ ["struct"]
   @queried_filter_options [
     "mean",
     "median",
@@ -1010,7 +1011,7 @@ defmodule KinoExplorer.DataTransformCell do
   end
 
   defp build_data_options(df) do
-    df |> DataFrame.dtypes() |> normalize_dtypes() |> Map.reject(fn {_k, v} -> v == "struct" end)
+    df |> DataFrame.dtypes() |> normalize_dtypes()
   end
 
   defp build_filter_for_list(column, "contains", value) do

test/kino_explorer/data_transform_cell_test.exs

@@ -150,56 +150,6 @@ defmodule KinoExplorer.DataTransformCellTest do
     })
   end
 
-  test "removes struct-type columns from data options" do
-    {kino, _source} = start_smart_cell!(DataTransformCell, %{})
-
-    df =
-      Explorer.DataFrame.new(
-        [
-          a: ["a", "b"],
-          b: [1, 2],
-          c: ["https://elixir-lang.org", "https://www.erlang.org"],
-          d: [<<110, 120>>, <<200, 210>>],
-          e: [[1, 2], [3, 4]],
-          f: [%{"a" => 42}, %{"a" => 51}]
-        ],
-        dtypes: [d: :binary]
-      )
-
-    env = Code.env_for_eval([])
-    DataTransformCell.scan_binding(kino.pid, binding(), env)
-
-    data_frame_variables = %{"df" => true}
-
-    assert_broadcast_event(kino, "set_available_data", %{
-      "data_frame_variables" => ^data_frame_variables,
-      "fields" => %{
-        operations: [
-          %{
-            "active" => true,
-            "column" => nil,
-            "data_options" =>
-              %{
-                "a" => "string",
-                "b" => "integer",
-                "c" => "string",
-                "d" => "binary",
-                "e" => "list"
-              } = operation,
-            "datalist" => [],
-            "filter" => nil,
-            "operation_type" => "filters",
-            "type" => "string",
-            "value" => nil
-          }
-        ],
-        root_fields: %{"assign_to" => nil, "data_frame" => "df"}
-      }
-    })
-
-    refute Map.has_key?(operation, "f")
-  end
-
   describe "code generation" do
     test "source for a data frame without operations" do
       attrs = build_attrs(%{})