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jscheffl pushed a commit to branch main
in repository https://gitbox.apache.org/repos/asf/airflow.git
The following commit(s) were added to refs/heads/main by this push:
new 19d80a886bf Use one chips editor for all simple array params (#76018)
19d80a886bf is described below
commit 19d80a886bf1eb990d119658fee48c2234d28e1a
Author: Software Developer <[email protected]>
AuthorDate: Mon Nov 2 17:25:29 2026 +0100
Use one chips editor for all simple array params (#76018)
* use one chips editor for all simple array params.
* fixing PR remarks.
---
.../ui/public/i18n/locales/en/components.json | 3 +-
.../components/FlexibleForm/FieldArray.test.tsx | 182 +++++++++++++++++++++
.../ui/src/components/FlexibleForm/FieldArray.tsx | 141 ++++++++++++++++
.../components/FlexibleForm/FieldMultiSelect.tsx | 4 +
.../components/FlexibleForm/FieldSelector.test.tsx | 87 ++++++++++
.../src/components/FlexibleForm/FieldSelector.tsx | 17 +-
.../components/FlexibleForm/FieldStringArray.tsx | 70 --------
.../components/FlexibleForm/parseArrayElement.ts | 62 +++++++
8 files changed, 488 insertions(+), 78 deletions(-)
diff --git a/airflow-core/src/airflow/ui/public/i18n/locales/en/components.json
b/airflow-core/src/airflow/ui/public/i18n/locales/en/components.json
index 19790cb7bc2..52977dcc516 100644
--- a/airflow-core/src/airflow/ui/public/i18n/locales/en/components.json
+++ b/airflow-core/src/airflow/ui/public/i18n/locales/en/components.json
@@ -95,9 +95,10 @@
"flexibleForm": {
"durationPlaceholder": "Enter Duration in ISO 8601 format",
"placeholder": "Select Value",
- "placeholderArray": "Enter each string on a new line",
+ "placeholderArray": "Add a value and press Enter",
"placeholderExamples": "Start typing to see options",
"placeholderMulti": "Select one or multiple values",
+ "validationErrorArrayElement": "Invalid {{type}} value(s): {{values}}",
"validationErrorArrayNotArray": "Value must be an array.",
"validationErrorArrayNotNumbers": "All elements in the array must be
numbers.",
"validationErrorArrayNotObject": "All elements in the array must be
objects.",
diff --git
a/airflow-core/src/airflow/ui/src/components/FlexibleForm/FieldArray.test.tsx
b/airflow-core/src/airflow/ui/src/components/FlexibleForm/FieldArray.test.tsx
new file mode 100644
index 00000000000..4cb7a170c9d
--- /dev/null
+++
b/airflow-core/src/airflow/ui/src/components/FlexibleForm/FieldArray.test.tsx
@@ -0,0 +1,182 @@
+/*!
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+import { fireEvent, render, screen } from "@testing-library/react";
+import { describe, it, expect, beforeEach, vi } from "vitest";
+
+import { Wrapper } from "src/utils/Wrapper";
+
+import { FieldArray } from "./FieldArray";
+import { parseArrayElement } from "./parseArrayElement";
+
+type MockParam = { schema: Record<string, unknown>; value: unknown };
+const mockParamsDict: Record<string, MockParam> = {};
+const mockSetParamsDict = vi.fn();
+
+vi.mock("src/queries/useParamStore", () => ({
+ paramPlaceholder: {
+ schema: {},
+ value: null,
+ },
+ useParamStore: () => ({
+ disabled: false,
+ paramsDict: mockParamsDict,
+ setParamsDict: mockSetParamsDict,
+ }),
+}));
+
+describe("parseArrayElement", () => {
+ it.each([
+ ["string", "abc", "abc"],
+ ["string", " padded ", "padded"],
+ ["string", "123", "123"],
+ ["number", "1.5", 1.5],
+ ["number", "abc", undefined],
+ ["integer", "42", 42],
+ ["integer", "1.5", undefined],
+ ["boolean", "true", true],
+ ["boolean", "false", false],
+ ["boolean", "yes", undefined],
+ [undefined, "1", 1],
+ [undefined, "true", true],
+ [undefined, "abc", "abc"],
+ [undefined, '"1"', "1"],
+ ])("items.type=%s: %s -> %s", (itemsType, raw, expected) => {
+ expect(parseArrayElement(raw, itemsType)).toStrictEqual(expected);
+ });
+
+ it("rejects empty entries", () => {
+ expect(parseArrayElement(" ", "string")).toBeUndefined();
+ });
+});
+
+describe("FieldArray", () => {
+ beforeEach(() => {
+ vi.clearAllMocks();
+ Object.keys(mockParamsDict).forEach((key) => {
+ // eslint-disable-next-line @typescript-eslint/no-dynamic-delete
+ delete mockParamsDict[key];
+ });
+ });
+
+ it("renders one chip per element", () => {
+ mockParamsDict.test_param = {
+ schema: { items: { type: "string" }, type: "array" },
+ value: ["schema1", "schema2"],
+ };
+
+ render(<FieldArray name="test_param" onUpdate={vi.fn()} />, { wrapper:
Wrapper });
+
+ expect(screen.getByText("schema1")).toBeDefined();
+ expect(screen.getByText("schema2")).toBeDefined();
+ });
+
+ it("adds an element on Enter and keeps the number type", () => {
+ mockParamsDict.test_param = {
+ schema: { items: { type: "number" }, type: "array" },
+ value: [1, 2],
+ };
+
+ render(<FieldArray name="test_param" onUpdate={vi.fn()} />, { wrapper:
Wrapper });
+
+ const input = screen.getByRole("combobox");
+
+ fireEvent.change(input, { target: { value: "3" } });
+ fireEvent.keyDown(input, { key: "Enter" });
+
+ expect(mockParamsDict.test_param.value).toStrictEqual([1, 2, 3]);
+ expect(mockSetParamsDict).toHaveBeenCalled();
+ });
+
+ it("reports a validation error for an invalid element and does not add it",
() => {
+ mockParamsDict.test_param = {
+ schema: { items: { type: "number" }, type: "array" },
+ value: [1],
+ };
+ const onUpdate = vi.fn();
+
+ render(<FieldArray name="test_param" onUpdate={onUpdate} />, { wrapper:
Wrapper });
+
+ const input = screen.getByRole("combobox");
+
+ fireEvent.change(input, { target: { value: "abc" } });
+ fireEvent.keyDown(input, { key: "Enter" });
+
+ expect(mockParamsDict.test_param.value).toStrictEqual([1]);
+ expect(onUpdate).toHaveBeenCalledWith(undefined,
expect.stringContaining("validationErrorArrayElement"));
+ });
+
+ it("splits multiline paste into one element per line", () => {
+ mockParamsDict.test_param = {
+ schema: { items: { type: "string" }, type: "array" },
+ value: [],
+ };
+
+ render(<FieldArray name="test_param" onUpdate={vi.fn()} />, { wrapper:
Wrapper });
+
+ const input = screen.getByRole("combobox");
+
+ fireEvent.paste(input, { clipboardData: { getData: () =>
"one\ntwo\n\nthree\n" } });
+
+ expect(mockParamsDict.test_param.value).toStrictEqual(["one", "two",
"three"]);
+ });
+
+ it("preserves element types for untyped arrays", () => {
+ mockParamsDict.test_param = {
+ schema: { type: "array" },
+ value: [1, 2],
+ };
+
+ render(<FieldArray name="test_param" onUpdate={vi.fn()} />, { wrapper:
Wrapper });
+
+ const input = screen.getByRole("combobox");
+
+ fireEvent.change(input, { target: { value: "3" } });
+ fireEvent.keyDown(input, { key: "Enter" });
+
+ expect(mockParamsDict.test_param.value).toStrictEqual([1, 2, 3]);
+ });
+
+ it("removes only the clicked chip when two chips have the same value", () =>
{
+ mockParamsDict.test_param = {
+ schema: { items: { type: "string" }, type: "array" },
+ value: ["dup", "dup", "other"],
+ };
+
+ render(<FieldArray name="test_param" onUpdate={vi.fn()} />, { wrapper:
Wrapper });
+
+ fireEvent.click(screen.getAllByLabelText("Remove dup")[0] as HTMLElement);
+
+ expect(mockParamsDict.test_param.value).toStrictEqual(["dup", "other"]);
+ });
+
+ it("stores null when the last chip is removed", () => {
+ mockParamsDict.test_param = {
+ schema: { items: { type: "string" }, type: "array" },
+ value: ["only"],
+ };
+
+ render(<FieldArray name="test_param" onUpdate={vi.fn()} />, { wrapper:
Wrapper });
+
+ const input = screen.getByRole("combobox");
+
+ fireEvent.keyDown(input, { key: "Backspace" });
+
+ expect(mockParamsDict.test_param.value).toBeNull();
+ });
+});
diff --git
a/airflow-core/src/airflow/ui/src/components/FlexibleForm/FieldArray.tsx
b/airflow-core/src/airflow/ui/src/components/FlexibleForm/FieldArray.tsx
new file mode 100644
index 00000000000..aedee87647a
--- /dev/null
+++ b/airflow-core/src/airflow/ui/src/components/FlexibleForm/FieldArray.tsx
@@ -0,0 +1,141 @@
+/*!
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+import { useState, type ClipboardEvent, type KeyboardEvent } from "react";
+
+import { CreatableSelect, type MultiValue } from "chakra-react-select";
+import { useTranslation } from "react-i18next";
+
+import { paramPlaceholder, useParamStore } from "src/queries/useParamStore";
+
+import type { FlexibleFormElementProps } from ".";
+import { parseArrayElement, type ArrayElement } from "./parseArrayElement";
+
+type ChipOption = { index: number; label: string; value: ArrayElement };
+
+const toChip = (value: ArrayElement, index: number): ChipOption => ({ index,
label: String(value), value });
+
+const getChipIdentity = (chip: ChipOption): string => String(chip.index);
+
+export const FieldArray = ({ name, namespace = "default", onUpdate }:
FlexibleFormElementProps) => {
+ const { t: translate } = useTranslation("components");
+ const { disabled, paramsDict, setParamsDict } = useParamStore(namespace);
+ const [inputValue, setInputValue] = useState("");
+ const param = paramsDict[name] ?? paramPlaceholder;
+ const itemsType = param.schema.items?.type;
+
+ const elements: Array<ArrayElement> = Array.isArray(param.value)
+ ? (param.value as Array<ArrayElement>)
+ : [];
+
+ const setElements = (newElements: Array<ArrayElement>) => {
+ if (paramsDict[name]) {
+ // "undefined" values are removed from params, so we set it to null to
avoid falling back to DAG defaults.
+ paramsDict[name].value = newElements.length ? newElements : null;
+ }
+ setParamsDict(paramsDict);
+ };
+
+ const addEntries = (rawText: string) => {
+ const entries = rawText.split("\n").filter((entry) => entry.trim() !== "");
+ const coerced = entries.map((entry) => ({ entry, value:
parseArrayElement(entry, itemsType) }));
+ const invalid = coerced.filter(({ value }) => value === undefined).map(({
entry }) => entry.trim());
+ const valid = coerced
+ .map(({ value }) => value)
+ .filter((value): value is ArrayElement => value !== undefined);
+ const newElements = [...elements, ...valid];
+
+ if (valid.length) {
+ setElements(newElements);
+ }
+ if (invalid.length) {
+ onUpdate(
+ undefined,
+ translate("flexibleForm.validationErrorArrayElement", {
+ type: typeof itemsType === "string" ? itemsType : "string",
+ values: invalid.join(", "),
+ }),
+ );
+ } else {
+ onUpdate(String(newElements));
+ }
+ };
+
+ const commitInput = () => {
+ if (inputValue.trim() !== "") {
+ addEntries(inputValue);
+ setInputValue("");
+ }
+ };
+
+ const handleKeyDown = (event: KeyboardEvent) => {
+ if ((event.key === "Enter" || event.key === "Tab") && inputValue.trim()
!== "") {
+ event.preventDefault();
+ commitInput();
+ }
+ };
+
+ const handlePaste = (event: ClipboardEvent) => {
+ const text = event.clipboardData.getData("text");
+
+ if (text.includes("\n")) {
+ event.preventDefault();
+ addEntries(text);
+ setInputValue("");
+ }
+ };
+
+ const handleChange = (chips: MultiValue<ChipOption>) => {
+ const newElements = chips.map((chip) => chip.value);
+
+ setElements(newElements);
+ onUpdate(String(newElements));
+ };
+
+ return (
+ <div onPasteCapture={handlePaste}>
+ <CreatableSelect
+ aria-label={translate("flexibleForm.placeholderArray")}
+ chakraStyles={{
+ // Optical centering: the icon reads as sitting high next to
lowercase labels without the nudge.
+ multiValueRemove: (provided) => ({
+ ...provided,
+ alignSelf: "center",
+ transform: "translateY(1px)",
+ }),
+ }}
+ components={{ DropdownIndicator: null }}
+ getOptionValue={getChipIdentity}
+ id={`element_${name}`}
+ inputValue={inputValue}
+ isClearable
+ isDisabled={disabled}
+ isMulti
+ menuIsOpen={false}
+ name={`element_${name}`}
+ onBlur={commitInput}
+ onChange={handleChange}
+ onInputChange={setInputValue}
+ onKeyDown={handleKeyDown}
+ placeholder={translate("flexibleForm.placeholderArray")}
+ size="sm"
+ value={elements.map(toChip)}
+ />
+ </div>
+ );
+};
diff --git
a/airflow-core/src/airflow/ui/src/components/FlexibleForm/FieldMultiSelect.tsx
b/airflow-core/src/airflow/ui/src/components/FlexibleForm/FieldMultiSelect.tsx
index 714f5c20459..ecc236c3cfd 100644
---
a/airflow-core/src/airflow/ui/src/components/FlexibleForm/FieldMultiSelect.tsx
+++
b/airflow-core/src/airflow/ui/src/components/FlexibleForm/FieldMultiSelect.tsx
@@ -67,6 +67,10 @@ export const FieldMultiSelect = ({ name, namespace =
"default", onUpdate }: Flex
return (
<ReactSelect
aria-label={translate("flexibleForm.placeholderMulti")}
+ chakraStyles={{
+ // Optical centering: the icon reads as sitting high next to lowercase
labels without the nudge.
+ multiValueRemove: (provided) => ({ ...provided, alignSelf: "center",
transform: "translateY(1px)" }),
+ }}
id={`element_${name}`}
isClearable
isDisabled={disabled}
diff --git
a/airflow-core/src/airflow/ui/src/components/FlexibleForm/FieldSelector.test.tsx
b/airflow-core/src/airflow/ui/src/components/FlexibleForm/FieldSelector.test.tsx
new file mode 100644
index 00000000000..8d6efe6a04e
--- /dev/null
+++
b/airflow-core/src/airflow/ui/src/components/FlexibleForm/FieldSelector.test.tsx
@@ -0,0 +1,87 @@
+/*!
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+import { render, screen } from "@testing-library/react";
+import { describe, it, expect, beforeEach, vi } from "vitest";
+
+import { Wrapper } from "src/utils/Wrapper";
+
+import { FieldSelector } from "./FieldSelector";
+
+// eslint-disable-next-line @typescript-eslint/no-explicit-any
+const mockParamsDict: Record<string, any> = {};
+
+vi.mock("src/queries/useParamStore", () => ({
+ paramPlaceholder: {
+ schema: {},
+ value: null,
+ },
+ useParamStore: () => ({
+ disabled: false,
+ initialParamDict: mockParamsDict,
+ paramsDict: mockParamsDict,
+ setParamsDict: vi.fn(),
+ }),
+}));
+
+describe("FieldSelector array routing", () => {
+ beforeEach(() => {
+ Object.keys(mockParamsDict).forEach((key) => {
+ // eslint-disable-next-line @typescript-eslint/no-dynamic-delete
+ delete mockParamsDict[key];
+ });
+ });
+
+ it.each([
+ ["string", ["a"]],
+ ["number", [1]],
+ ["integer", [1]],
+ ["boolean", [true]],
+ ])("renders the chips editor for items.type=%s", (itemsType, value) => {
+ mockParamsDict.test_param = {
+ schema: { items: { type: itemsType }, type: "array" },
+ value,
+ };
+
+ render(<FieldSelector name="test_param" onUpdate={vi.fn()} />, { wrapper:
Wrapper });
+
+ expect(screen.getByRole("combobox")).toBeDefined();
+ });
+
+ it("renders the chips editor for untyped arrays", () => {
+ mockParamsDict.test_param = {
+ schema: { type: "array" },
+ value: [1, 2, 3],
+ };
+
+ render(<FieldSelector name="test_param" onUpdate={vi.fn()} />, { wrapper:
Wrapper });
+
+ expect(screen.getByRole("combobox")).toBeDefined();
+ });
+
+ it("renders the JSON editor for object arrays", () => {
+ mockParamsDict.test_param = {
+ schema: { items: { type: "object" }, type: "array" },
+ value: [{ key: "value" }],
+ };
+
+ render(<FieldSelector name="test_param" onUpdate={vi.fn()} />, { wrapper:
Wrapper });
+
+ expect(screen.queryByRole("combobox")).toBeNull();
+ });
+});
diff --git
a/airflow-core/src/airflow/ui/src/components/FlexibleForm/FieldSelector.tsx
b/airflow-core/src/airflow/ui/src/components/FlexibleForm/FieldSelector.tsx
index f2341c16247..59e5fe67202 100644
--- a/airflow-core/src/airflow/ui/src/components/FlexibleForm/FieldSelector.tsx
+++ b/airflow-core/src/airflow/ui/src/components/FlexibleForm/FieldSelector.tsx
@@ -21,6 +21,7 @@ import { paramPlaceholder, useParamStore } from
"src/queries/useParamStore";
import type { FlexibleFormElementProps } from ".";
import { FieldAdvancedArray } from "./FieldAdvancedArray";
+import { FieldArray } from "./FieldArray";
import { FieldBool } from "./FieldBool";
import { FieldDateTime } from "./FieldDateTime";
import { FieldDropdown } from "./FieldDropdown";
@@ -32,7 +33,6 @@ import { FieldNumber } from "./FieldNumber";
import { FieldObject } from "./FieldObject";
import { FieldPassword } from "./FieldPassword";
import { FieldString } from "./FieldString";
-import { FieldStringArray } from "./FieldStringArray";
const inferType = (param: ParamSpec) => {
if (Boolean(param.schema.type)) {
@@ -52,8 +52,14 @@ const inferType = (param: ParamSpec) => {
return param.value === null ? "null" : typeof param.value;
};
+const simpleArrayItemTypes: Array<unknown> = ["string", "number", "integer",
"boolean"];
+
+const isFieldArray = (fieldType: string, fieldSchema: ParamSchema) =>
+ fieldType === "array" &&
+ (fieldSchema.items?.type === undefined ||
simpleArrayItemTypes.includes(fieldSchema.items.type));
+
const isFieldAdvancedArray = (fieldType: string, fieldSchema: ParamSchema) =>
- fieldType === "array" && fieldSchema.items?.type !== "string";
+ fieldType === "array" && !isFieldArray(fieldType, fieldSchema);
const isFieldBool = (fieldType: string) => fieldType === "boolean";
@@ -88,9 +94,6 @@ const isFieldObject = (fieldType: string) => fieldType ===
"object";
const isFieldPassword = (fieldType: string, fieldSchema: ParamSchema) =>
fieldType === "string" && fieldSchema.format === "password";
-const isFieldStringArray = (fieldType: string, fieldSchema: ParamSchema) =>
- fieldType === "array" && (fieldSchema.items?.type === undefined ||
fieldSchema.items.type === "string");
-
const isFieldMultiType = (fieldSchema: ParamSchema) =>
Array.isArray(fieldSchema.type) &&
fieldSchema.type.filter((type) => type !== "null").length > 1 &&
@@ -134,8 +137,8 @@ export const FieldSelector = ({ name, namespace =
"default", onUpdate }: Flexibl
return <FieldDropdown name={name} namespace={namespace}
onUpdate={onUpdate} />;
} else if (isFieldMultiSelect(fieldType, param.schema)) {
return <FieldMultiSelect name={name} namespace={namespace}
onUpdate={onUpdate} />;
- } else if (isFieldStringArray(fieldType, param.schema)) {
- return <FieldStringArray name={name} namespace={namespace}
onUpdate={onUpdate} />;
+ } else if (isFieldArray(fieldType, param.schema)) {
+ return <FieldArray name={name} namespace={namespace} onUpdate={onUpdate}
/>;
} else if (isFieldAdvancedArray(fieldType, param.schema)) {
return <FieldAdvancedArray name={name} namespace={namespace}
onUpdate={onUpdate} />;
} else if (isFieldObject(fieldType)) {
diff --git
a/airflow-core/src/airflow/ui/src/components/FlexibleForm/FieldStringArray.tsx
b/airflow-core/src/airflow/ui/src/components/FlexibleForm/FieldStringArray.tsx
deleted file mode 100644
index d06645c1ea7..00000000000
---
a/airflow-core/src/airflow/ui/src/components/FlexibleForm/FieldStringArray.tsx
+++ /dev/null
@@ -1,70 +0,0 @@
-/*!
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-import { Textarea } from "@chakra-ui/react";
-import { useTranslation } from "react-i18next";
-
-import { paramPlaceholder, useParamStore } from "src/queries/useParamStore";
-
-import type { FlexibleFormElementProps } from ".";
-
-export const FieldStringArray = ({ name, namespace = "default", onUpdate }:
FlexibleFormElementProps) => {
- const { t: translate } = useTranslation("components");
- const { disabled, paramsDict, setParamsDict } = useParamStore(namespace);
- const param = paramsDict[name] ?? paramPlaceholder;
-
- const handleChange = (newValue: string) => {
- const newValueArray = newValue.split("\n");
-
- if (paramsDict[name]) {
- paramsDict[name].value = newValueArray;
- }
-
- setParamsDict(paramsDict);
- onUpdate(newValue);
- };
-
- const handleBlur = () => {
- const currentValue = paramsDict[name]?.value;
-
- if (Array.isArray(currentValue) && currentValue.length === 1 &&
currentValue[0] === "") {
- if (paramsDict[name]) {
- // "undefined" values are removed from params, so we set it to null to
avoid falling back to DAG defaults.
- paramsDict[name].value = null;
- }
-
- setParamsDict(paramsDict);
- }
- };
-
- const value = Array.isArray(param.value) ? param.value.join("\n") : [];
-
- return (
- <Textarea
- disabled={disabled}
- id={`element_${name}`}
- name={`element_${name}`}
- onBlur={handleBlur}
- onChange={(event) => handleChange(event.target.value)}
- placeholder={translate("flexibleForm.placeholderArray")}
- rows={6}
- size="sm"
- value={value}
- />
- );
-};
diff --git
a/airflow-core/src/airflow/ui/src/components/FlexibleForm/parseArrayElement.ts
b/airflow-core/src/airflow/ui/src/components/FlexibleForm/parseArrayElement.ts
new file mode 100644
index 00000000000..4ce726229f8
--- /dev/null
+++
b/airflow-core/src/airflow/ui/src/components/FlexibleForm/parseArrayElement.ts
@@ -0,0 +1,62 @@
+/*!
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+export type ArrayElement = boolean | number | string;
+
+/**
+ * Parse one typed-in entry to the element type from `items.type`; `undefined`
means invalid.
+ * Without an `items.type`, JSON primitives keep their type ("1" stays a
number) and
+ * everything else is taken as a string.
+ */
+export const parseArrayElement = (raw: string, itemsType: unknown):
ArrayElement | undefined => {
+ const text = raw.trim();
+
+ if (text === "") {
+ return undefined;
+ }
+ switch (itemsType) {
+ case "boolean":
+ return text === "true" || text === "false" ? text === "true" : undefined;
+ case "integer": {
+ const num = Number(text);
+
+ return Number.isInteger(num) ? num : undefined;
+ }
+ case "number": {
+ const num = Number(text);
+
+ return Number.isFinite(num) ? num : undefined;
+ }
+ case "string":
+ return text;
+ default: {
+ try {
+ const parsed = JSON.parse(text) as unknown;
+
+ if (["boolean", "number", "string"].includes(typeof parsed)) {
+ return parsed as ArrayElement;
+ }
+ } catch {
+ // Not valid JSON, keep the raw text as a string.
+ }
+
+ return text;
+ }
+ }
+};