(feat) O3-4201: Enhance Number Question Labels Display Unit and Range (Min/Max) from Concept

src/components/inputs/number/number.component.tsx

@@ -10,6 +10,28 @@ import { useTranslation } from 'react-i18next';
 import { useFormProviderContext } from '../../../provider/form-provider';
 import FieldLabel from '../../field-label/field-label.component';
 import { isEmpty } from '../../../validators/form-validator';
+import { Concept } from '@openmrs/esm-framework';
+
+
+const extractFieldUnitsAndRange = (concept?: Concept): string => {
+  if (!concept) {
+    return '';
+  }
+
+  const { hiAbsolute, lowAbsolute, units } = concept;
+  const displayUnits = units ? ` ${units}` : '';  
+  const hasLowerLimit = lowAbsolute != null;
+  const hasUpperLimit = hiAbsolute != null;
+
+  if (hasLowerLimit && hasUpperLimit) {
+      return `(${lowAbsolute} - ${hiAbsolute}${displayUnits})`;
+  } else if (hasUpperLimit) {
+    return `(<= ${hiAbsolute}${displayUnits})`;
+  } else if (hasLowerLimit) {
+    return `(>= ${lowAbsolute}${displayUnits})`;
+  }
+  return units ? `(${units})` : '';
+};
 
 const NumberField: React.FC<FormFieldInputProps> = ({ field, value, errors, warnings, setFieldValue }) => {
   const { t } = useTranslation();
@@ -61,7 +83,12 @@ const NumberField: React.FC<FormFieldInputProps> = ({ field, value, errors, warn
           id={field.id}
           invalid={errors.length > 0}
           invalidText={errors[0]?.message}
-          label={<FieldLabel field={field} />}
+          label={<FieldLabel field={field} customLabel={t('{{fieldDescription}} {{unitsAndRange}}',
+            {
+              fieldDescription: t(field.label),
+              unitsAndRange: extractFieldUnitsAndRange(field.meta?.concept),
+              interpolation: { escapeValue: false }
+            })}/>}
           max={Number(field.questionOptions.max) || undefined}
           min={Number(field.questionOptions.min) || undefined}
           name={field.id}

src/components/inputs/number/number.test.tsx

@@ -3,6 +3,17 @@ import { act, render, screen, fireEvent } from '@testing-library/react';
 import { useFormProviderContext } from 'src/provider/form-provider';
 import NumberField from './number.component';
 
+jest.mock('react-i18next', () => ({
+  useTranslation: () => ({
+    t: (key, options) => {
+      if (options && 'fieldDescription' in options) {
+        return `${options.fieldDescription} ${options.unitsAndRange || ''}`.trim();
+      }
+      return key;
+    }
+  })
+}));
+
 jest.mock('src/provider/form-provider', () => ({
   useFormProviderContext: jest.fn(),
 }));
@@ -22,6 +33,53 @@ const numberFieldMock = {
   readonly: false,
 };
 
+const numberFieldMockWithUnitsAndRange = {
+  label: 'Weight',
+  type: 'obs',
+  id: 'weight',
+  questionOptions: {
+    rendering: 'number',
+  },
+  meta: {
+    concept: {
+      units: 'kg',
+      lowAbsolute: 0,
+      hiAbsolute: 200,
+    }
+  },
+  isHidden: false,
+  isDisabled: false,
+  readonly: false,
+};
+
+const numberFieldMockWithUnitsOnly = {
+  ...numberFieldMockWithUnitsAndRange,
+  meta: {
+    concept: {
+      units: 'kg',
+    }
+  },
+};
+
+const numberFieldMockWithRangeOnly = {
+  ...numberFieldMockWithUnitsAndRange,
+  meta: {
+    concept: {
+      lowAbsolute: 0,
+      hiAbsolute: 200,
+    }
+  },
+};
+
+const numberFieldMockWithHiAbsoluteOnly = {
+  ...numberFieldMockWithUnitsAndRange,
+  meta: {
+    concept: {
+      hiAbsolute: 200,
+    }
+  },
+};
+
 const renderNumberField = async (props) => {
   await act(() => render(<NumberField {...props} />));
 };
@@ -104,4 +162,48 @@ describe('NumberField Component', () => {
     const inputElement = screen.getByLabelText('Weight(kg):') as HTMLInputElement;
     expect(inputElement).toBeDisabled();
   });
+
+  it('renders units and range', async () => {    
+    await renderNumberField({
+      field: numberFieldMockWithUnitsAndRange,
+      value: '',
+      errors: [],
+      warnings: [],
+      setFieldValue: jest.fn(),
+    });
+    expect(screen.getByLabelText('Weight (0 - 200 kg)')).toBeInTheDocument();
+  });
+
+  it('renders units only', async () => {    
+    await renderNumberField({
+      field: numberFieldMockWithUnitsOnly,
+      value: '',
+      errors: [],
+      warnings: [],
+      setFieldValue: jest.fn(),
+    });
+    expect(screen.getByLabelText('Weight (kg)')).toBeInTheDocument();
+  });
+
+  it('renders range only', async () => {    
+    await renderNumberField({
+      field: numberFieldMockWithRangeOnly,
+      value: '',
+      errors: [],
+      warnings: [],
+      setFieldValue: jest.fn(),
+    });
+    expect(screen.getByLabelText('Weight (0 - 200)')).toBeInTheDocument();
+  });
+
+  it('renders hiAbsolute only', async () => {    
+    await renderNumberField({
+      field: numberFieldMockWithHiAbsoluteOnly,
+      value: '',
+      errors: [],
+      warnings: [],
+      setFieldValue: jest.fn(),
+    });
+    expect(screen.getByLabelText('Weight (<= 200)')).toBeInTheDocument();
+  });
 });

src/hooks/useConcepts.ts

@@ -6,7 +6,7 @@ import { useRestApiMaxResults } from './useRestApiMaxResults';
 type ConceptFetchResponse = FetchResponse<{ results: Array<OpenmrsResource> }>;
 
 const conceptRepresentation =
-  'custom:(uuid,display,conceptClass:(uuid,display),answers:(uuid,display),conceptMappings:(conceptReferenceTerm:(conceptSource:(name),code)))';
+  'custom:(units,lowAbsolute,hiAbsolute,uuid,display,conceptClass:(uuid,display),answers:(uuid,display),conceptMappings:(conceptReferenceTerm:(conceptSource:(name),code)))';
 
 export function useConcepts(references: Set<string>): {
   concepts: Array<OpenmrsResource> | undefined;

src/hooks/useFormFieldsMeta.ts

@@ -11,6 +11,20 @@ export function useFormFieldsMeta(rawFormFields: FormField[], concepts: OpenmrsR
         const matchingConcept = findConceptByReference(field.questionOptions.concept, concepts);
         field.questionOptions.concept = matchingConcept ? matchingConcept.uuid : field.questionOptions.concept;
         field.label = field.label ? field.label : matchingConcept?.display;
+
+        if (matchingConcept) {
+          if (matchingConcept.lowAbsolute != undefined && matchingConcept.hiAbsolute != undefined) {
+            field.questionOptions.min = matchingConcept.lowAbsolute;
+            field.questionOptions.max = matchingConcept.hiAbsolute;  
+          }
+          else if (matchingConcept.lowAbsolute != undefined) {
+            field.questionOptions.min = matchingConcept.lowAbsolute;
+          }
+          else if (matchingConcept.hiAbsolute != undefined) {
+            field.questionOptions.max = matchingConcept.hiAbsolute;
+          }
+        }
+
         if (
           codedTypes.includes(field.questionOptions.rendering) &&
           !field.questionOptions.answers?.length &&