Code list validation

Altinn · Oct 29, 2024 · ebd8e6d · ebd8e6d
1 parent e8b4208
commit ebd8e6d
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Showing 13 changed files with 319 additions and 35 deletions.
diff --git a/...bs/studio-components/src/components/StudioCodelistEditor/StudioCodeListEditor.stories.tsx b/...bs/studio-components/src/components/StudioCodelistEditor/StudioCodeListEditor.stories.tsx
@@ -38,6 +38,10 @@ export const Preview: Story = {
       deleteItem: (number) => `Delete item number ${number}`,
       description: 'Description',
       emptyCodeList: 'The code list is empty.',
+      valueErrors: {
+        duplicateValue: 'The value must be unique.',
+      },
+      generalError: 'The code list cannot be saved because it is not valid.',
       helpText: 'Help text',
       itemDescription: (number) => `Description for item number ${number}`,
       itemHelpText: (number) => `Help text for item number ${number}`,

diff --git a/.../libs/studio-components/src/components/StudioCodelistEditor/StudioCodeListEditor.test.tsx b/.../libs/studio-components/src/components/StudioCodelistEditor/StudioCodeListEditor.test.tsx
@@ -14,6 +14,10 @@ const texts: CodeListEditorTexts = {
   deleteItem: (number) => `Delete item number ${number}`,
   description: 'Description',
   emptyCodeList: 'The code list is empty.',
+  valueErrors: {
+    duplicateValue: 'There are duplicated values.',
+  },
+  generalError: 'The code list cannot be saved because it is not valid.',
   helpText: 'Help text',
   itemDescription: (number) => `Description for item number ${number}`,
   itemHelpText: (number) => `Help text for item number ${number}`,
@@ -48,6 +52,28 @@ const defaultProps: StudioCodeListEditorProps = {
   texts,
   onChange,
 };
+const duplicatedValue = 'duplicate';
+const codeListWithDuplicatedValues: CodeList = [
+  {
+    label: 'Test 1',
+    value: duplicatedValue,
+    description: 'Test 1 description',
+    helpText: 'Test 1 help text',
+  },
+  {
+    label: 'Test 2',
+    value: duplicatedValue,
+    description: 'Test 2 description',
+    helpText: 'Test 2 help text',
+  },
+  {
+    label: 'Test 3',
+    value: 'unique',
+    description: 'Test 3 description',
+    helpText: 'Test 3 help text',
+  },
+];
+
 const numberOfHeadingRows = 1;
 
 describe('StudioCodeListEditor', () => {
@@ -196,6 +222,30 @@ describe('StudioCodeListEditor', () => {
     const newExpectedNumberOfRows = newNumberOfCodeListItems + numberOfHeadingRows;
     expect(screen.getAllByRole('row')).toHaveLength(newExpectedNumberOfRows);
   });
+
+  it('Applies invalid state to duplicated values', () => {
+    renderCodeListEditor({ codeList: codeListWithDuplicatedValues });
+    const firstDuplicateInput = screen.getByRole('textbox', { name: texts.itemValue(1) });
+    const secondDuplicateInput = screen.getByRole('textbox', { name: texts.itemValue(2) });
+    expect(firstDuplicateInput).toBeInvalid();
+    expect(secondDuplicateInput).toBeInvalid();
+  });
+
+  it('Does not apply invalid state to unique values when other values are duplicated', () => {
+    renderCodeListEditor();
+    const uniqueValueInput = screen.getByRole('textbox', { name: texts.itemValue(3) });
+    expect(uniqueValueInput).toBeValid();
+  });
+
+  it('Renders a general error message when there are errors', () => {
+    renderCodeListEditor({ codeList: codeListWithDuplicatedValues });
+    expect(screen.getByText(texts.generalError)).toBeInTheDocument();
+  });
+
+  it('Does not render the error message when the code list is valid', () => {
+    renderCodeListEditor();
+    expect(screen.queryByText(texts.generalError)).not.toBeInTheDocument();
+  });
 });
 
 function renderCodeListEditor(props: Partial<StudioCodeListEditorProps> = {}) {

diff --git a/frontend/libs/studio-components/src/components/StudioCodelistEditor/StudioCodeListEditor.tsx b/frontend/libs/studio-components/src/components/StudioCodelistEditor/StudioCodeListEditor.tsx
@@ -1,6 +1,5 @@
 import type { CodeList } from './types/CodeList';
-import type { ReactElement } from 'react';
-import React, { useCallback, useEffect, useState } from 'react';
+import React, { ReactElement, useEffect, useMemo, useRef, useCallback, useState } from 'react';
 import { StudioInputTable } from '../StudioInputTable';
 import type { CodeListItem } from './types/CodeListItem';
 import { StudioButton } from '../StudioButton';
@@ -19,6 +18,10 @@ import {
 import classes from './StudioCodeListEditor.module.css';
 import { PlusIcon } from '@studio/icons';
 import { StudioParagraph } from '../StudioParagraph';
+import { areThereCodeListErrors, findCodeListErrors, isCodeListValid } from './validation';
+import { ValueErrorMap } from './types/ValueErrorMap';
+import { StudioFieldset } from '../StudioFieldset';
+import { ErrorMessage } from '@digdir/designsystemet-react';
 
 export type StudioCodeListEditorProps = {
   codeList: CodeList;
@@ -53,7 +56,7 @@ function StatefulCodeListEditor({
   const handleChange = useCallback(
     (newCodeList: CodeList) => {
       setCodeList(newCodeList);
-      onChange(newCodeList);
+      if (isCodeListValid(newCodeList)) onChange(newCodeList);
     },
     [onChange],
   );
@@ -66,26 +69,30 @@ function ControlledCodeListEditor({
   onChange,
 }: InternalCodeListEditorProps): ReactElement {
   const { texts } = useStudioCodeListEditorContext();
+  const fieldsetRef = useRef<HTMLFieldSetElement>(null);
+
+  const errorMap = useMemo<ValueErrorMap>(() => findCodeListErrors(codeList), [codeList]);
 
   const handleAddButtonClick = useCallback(() => {
     const updatedCodeList = addEmptyCodeListItem(codeList);
     onChange(updatedCodeList);
   }, [codeList, onChange]);
 
   return (
-    <fieldset className={classes.codeListEditor}>
-      <legend>{texts.codeList}</legend>
-      <CodeListTable codeList={codeList} onChange={onChange} />
+    <StudioFieldset legend={texts.codeList} className={classes.codeListEditor} ref={fieldsetRef}>
+      <CodeListTable codeList={codeList} errorMap={errorMap} onChange={onChange} />
       <AddButton onClick={handleAddButtonClick} />
-    </fieldset>
+      <Errors errorMap={errorMap} />
+    </StudioFieldset>
   );
 }
+type InternalCodeListEditorWithErrorsProps = InternalCodeListEditorProps & ErrorsProps;
 
-function CodeListTable({ codeList, onChange }: InternalCodeListEditorProps): ReactElement {
-  return isCodeListEmpty(codeList) ? (
+function CodeListTable(props: InternalCodeListEditorWithErrorsProps): ReactElement {
+  return isCodeListEmpty(props.codeList) ? (
     <EmptyCodeListTable />
   ) : (
-    <CodeListTableWithContent codeList={codeList} onChange={onChange} />
+    <CodeListTableWithContent {...props} />
   );
 }
 
@@ -94,12 +101,14 @@ function EmptyCodeListTable(): ReactElement {
   return <StudioParagraph>{texts.emptyCodeList}</StudioParagraph>;
 }
 
-function CodeListTableWithContent(props: InternalCodeListEditorProps): ReactElement {
+function CodeListTableWithContent(props: InternalCodeListEditorWithErrorsProps): ReactElement {
   return (
-    <StudioInputTable>
-      <Headings />
-      <CodeLists {...props} />
-    </StudioInputTable>
+    <>
+      <StudioInputTable>
+        <Headings />
+        <CodeLists {...props} />
+      </StudioInputTable>
+    </>
   );
 }
 
@@ -119,7 +128,11 @@ function Headings(): ReactElement {
   );
 }
 
-function CodeLists({ codeList, onChange }: InternalCodeListEditorProps): ReactElement {
+function CodeLists({
+  codeList,
+  onChange,
+  errorMap,
+}: InternalCodeListEditorWithErrorsProps): ReactElement {
   const handleDeleteButtonClick = useCallback(
     (index: number) => {
       const updatedCodeList = removeCodeListItem(codeList, index);
@@ -140,6 +153,7 @@ function CodeLists({ codeList, onChange }: InternalCodeListEditorProps): ReactEl
     <StudioInputTable.Body>
       {codeList.map((item, index) => (
         <StudioCodeListEditorRow
+          error={errorMap[index]}
           item={item}
           key={index}
           number={index + 1}
@@ -151,6 +165,21 @@ function CodeLists({ codeList, onChange }: InternalCodeListEditorProps): ReactEl
   );
 }
 
+type ErrorsProps = {
+  errorMap: ValueErrorMap;
+};
+
+function Errors({ errorMap }: ErrorsProps): ReactElement {
+  const {
+    texts: { generalError },
+  } = useStudioCodeListEditorContext();
+  if (areThereCodeListErrors(errorMap)) {
+    return <ErrorMessage>{generalError}</ErrorMessage>;
+  } else {
+    return null;
+  }
+}
+
 type AddButtonProps = {
   onClick: () => void;
 };

diff --git a/...omponents/StudioCodelistEditor/StudioCodeListEditorRow/StudioCodeListEditorRow.module.css b/...omponents/StudioCodelistEditor/StudioCodeListEditorRow/StudioCodeListEditorRow.module.css
@@ -0,0 +1,10 @@
+.textfieldCell:has(input:invalid) {
+  background-color: var(--fds-semantic-surface-danger-subtle);
+  --fds-semantic-border-input-default: var(--fds-semantic-border-danger-default);
+  --fds-semantic-border-input-hover: var(
+    --fds-semantic-border-danger-hover
+  ); /* Todo: Remove this when https://github.com/digdir/designsystemet/issues/2701 is fixed. */
+  --fds-semantic-border-input-active: var(
+    --fds-semantic-border-danger-active
+  ); /* Todo: Remove this when https://github.com/digdir/designsystemet/issues/2701 is fixed. */
+}
diff --git a/...s/src/components/StudioCodelistEditor/StudioCodeListEditorRow/StudioCodeListEditorRow.tsx b/...s/src/components/StudioCodelistEditor/StudioCodeListEditorRow/StudioCodeListEditorRow.tsx
@@ -1,18 +1,28 @@
 import type { CodeListItem } from '../types/CodeListItem';
 import { StudioInputTable } from '../../StudioInputTable';
 import { TrashIcon } from '../../../../../studio-icons';
-import React, { useCallback } from 'react';
+import React, {
+  FocusEvent,
+  HTMLInputAutoCompleteAttribute,
+  useCallback,
+  useEffect,
+  useRef,
+} from 'react';
 import { changeDescription, changeHelpText, changeLabel, changeValue } from './utils';
 import { useStudioCodeListEditorContext } from '../StudioCodeListEditorContext';
+import { ValueError } from '../types/ValueError';
+import classes from './StudioCodeListEditorRow.module.css';
 
 type StudioCodeListEditorRowProps = {
+  error: ValueError | null;
   item: CodeListItem;
   number: number;
   onChange: (newItem: CodeListItem) => void;
   onDeleteButtonClick: () => void;
 };
 
 export function StudioCodeListEditorRow({
+  error,
   item,
   number,
   onChange,
@@ -55,46 +65,68 @@ export function StudioCodeListEditorRow({
   return (
     <StudioInputTable.Row>
       <TextfieldCell
+        autoComplete='off'
+        error={error && texts.valueErrors[error]}
         label={texts.itemValue(number)}
-        value={item.value}
         onChange={handleValueChange}
+        value={item.value}
       />
       <TextfieldCell
         label={texts.itemLabel(number)}
-        value={item.label}
         onChange={handleLabelChange}
+        value={item.label}
       />
       <TextfieldCell
         label={texts.itemDescription(number)}
-        value={item.description}
         onChange={handleDescriptionChange}
+        value={item.description}
       />
       <TextfieldCell
         label={texts.itemHelpText(number)}
-        value={item.helpText}
         onChange={handleHelpTextChange}
+        value={item.helpText}
       />
       <DeleteButtonCell onClick={onDeleteButtonClick} number={number} />
     </StudioInputTable.Row>
   );
 }
 
 type TextfieldCellProps = {
-  value: string;
+  error?: string;
   label: string;
   onChange: (newString: string) => void;
+  value: string;
+  autoComplete?: HTMLInputAutoCompleteAttribute;
 };
 
-function TextfieldCell({ label, value, onChange }: TextfieldCellProps) {
+function TextfieldCell({ error, label, value, onChange, autoComplete }: TextfieldCellProps) {
+  const ref = useRef<HTMLInputElement>(null);
+
+  useEffect(() => {
+    ref.current?.setCustomValidity(error || '');
+  }, [error]);
+
   const handleChange = useCallback(
     (event: React.ChangeEvent<HTMLInputElement>) => {
       onChange(event.target.value);
     },
     [onChange],
   );
 
+  const handleFocus = useCallback((event: FocusEvent<HTMLInputElement>) => {
+    event.target.reportValidity();
+  }, []);
+
   return (
-    <StudioInputTable.Cell.Textfield aria-label={label} onChange={handleChange} value={value} />
+    <StudioInputTable.Cell.Textfield
+      aria-label={label}
+      autoComplete={autoComplete}
+      className={classes.textfieldCell}
+      onChange={handleChange}
+      onFocus={handleFocus}
+      ref={ref}
+      value={value}
+    />
   );
 }
 

diff --git a/...d/libs/studio-components/src/components/StudioCodelistEditor/types/CodeListEditorTexts.ts b/...d/libs/studio-components/src/components/StudioCodelistEditor/types/CodeListEditorTexts.ts
@@ -1,10 +1,14 @@
+import { ValueError } from './ValueError';
+
 export type CodeListEditorTexts = {
   add: string;
   codeList: string;
   delete: string;
   deleteItem: (number: number) => string;
   description: string;
   emptyCodeList: string;
+  valueErrors: ValueErrorMessages;
+  generalError: string;
   helpText: string;
   itemDescription: (number: number) => string;
   itemHelpText: (number: number) => string;
@@ -13,3 +17,5 @@ export type CodeListEditorTexts = {
   label: string;
   value: string;
 };
+
+type ValueErrorMessages = Record<ValueError, string>;
diff --git a/frontend/libs/studio-components/src/components/StudioCodelistEditor/types/ValueError.ts b/frontend/libs/studio-components/src/components/StudioCodelistEditor/types/ValueError.ts
@@ -0,0 +1 @@
+export type ValueError = 'duplicateValue';
diff --git a/frontend/libs/studio-components/src/components/StudioCodelistEditor/types/ValueErrorMap.ts b/frontend/libs/studio-components/src/components/StudioCodelistEditor/types/ValueErrorMap.ts
@@ -0,0 +1,3 @@
+import { ValueError } from './ValueError';
+
+export type ValueErrorMap = (ValueError | null)[];
diff --git a/frontend/libs/studio-components/src/components/StudioCodelistEditor/validation/index.ts b/frontend/libs/studio-components/src/components/StudioCodelistEditor/validation/index.ts
@@ -0,0 +1 @@
+export * from './validation';