[TS migration] Migrate 'StatePicker' component to TypeScript

src/components/StatePicker/StateSelectorModal.js → src/components/StatePicker/StateSelectorModal.tsx

@@ -1,48 +1,42 @@
 import {CONST as COMMON_CONST} from 'expensify-common/lib/CONST';
-import PropTypes from 'prop-types';
 import React, {useEffect, useMemo} from 'react';
-import _ from 'underscore';
 import HeaderWithBackButton from '@components/HeaderWithBackButton';
 import Modal from '@components/Modal';
 import ScreenWrapper from '@components/ScreenWrapper';
 import SelectionList from '@components/SelectionList';
 import useLocalize from '@hooks/useLocalize';
 import useThemeStyles from '@hooks/useThemeStyles';
 import searchCountryOptions from '@libs/searchCountryOptions';
+import type {CountryData} from '@libs/searchCountryOptions';
 import StringUtils from '@libs/StringUtils';
 import CONST from '@src/CONST';
 
-const propTypes = {
+type State = keyof typeof COMMON_CONST.STATES;
+
+type StateSelectorModalProps = {
     /** Whether the modal is visible */
-    isVisible: PropTypes.bool.isRequired,
+    isVisible: boolean;
 
     /** State value selected  */
-    currentState: PropTypes.string,
+    currentState?: State;
 
     /** Function to call when the user selects a State */
-    onStateSelected: PropTypes.func,
+    onStateSelected?: (state: CountryData) => void;
 
     /** Function to call when the user closes the State modal */
-    onClose: PropTypes.func,
+    onClose?: () => void;
 
     /** The search value from the selection list */
-    searchValue: PropTypes.string.isRequired,
+    searchValue: string;
 
     /** Function to call when the user types in the search input */
-    setSearchValue: PropTypes.func.isRequired,
+    setSearchValue: (value: string) => void;
 
     /** Label to display on field */
-    label: PropTypes.string,
-};
-
-const defaultProps = {
-    currentState: '',
-    onClose: () => {},
-    onStateSelected: () => {},
-    label: undefined,
+    label?: string;
 };
 
-function StateSelectorModal({currentState, isVisible, onClose, onStateSelected, searchValue, setSearchValue, label}) {
+function StateSelectorModal({currentState, isVisible, onClose = () => {}, onStateSelected = () => {}, searchValue, setSearchValue, label}: StateSelectorModalProps) {
     const styles = useThemeStyles();
     const {translate} = useLocalize();
 
@@ -53,11 +47,11 @@ function StateSelectorModal({currentState, isVisible, onClose, onStateSelected,
         setSearchValue('');
     }, [isVisible, setSearchValue]);
 
-    const countryStates = useMemo(
+    const countryStates: CountryData[] = useMemo(
         () =>
-            _.map(_.keys(COMMON_CONST.STATES), (state) => {
-                const stateName = translate(`allStates.${state}.stateName`);
-                const stateISO = translate(`allStates.${state}.stateISO`);
+            Object.keys(COMMON_CONST.STATES).map((state) => {
+                const stateName = translate(`allStates.${state as State}.stateName`);
+                const stateISO = translate(`allStates.${state as State}.stateISO`);
                 return {
                     value: stateISO,
                     keyForList: stateISO,
@@ -88,12 +82,16 @@ function StateSelectorModal({currentState, isVisible, onClose, onStateSelected,
                 testID={StateSelectorModal.displayName}
             >
                 <HeaderWithBackButton
+                    // Label can be an empty string
+                    // eslint-disable-next-line @typescript-eslint/prefer-nullish-coalescing
                     title={label || translate('common.state')}
                     shouldShowBackButton
                     onBackButtonPress={onClose}
                 />
                 <SelectionList
                     headerMessage={headerMessage}
+                    // Label can be an empty string
+                    // eslint-disable-next-line @typescript-eslint/prefer-nullish-coalescing
                     textInputLabel={label || translate('common.state')}
                     textInputValue={searchValue}
                     sections={[{data: searchResults, indexOffset: 0}]}
@@ -108,8 +106,7 @@ function StateSelectorModal({currentState, isVisible, onClose, onStateSelected,
     );
 }
 
-StateSelectorModal.propTypes = propTypes;
-StateSelectorModal.defaultProps = defaultProps;
 StateSelectorModal.displayName = 'StateSelectorModal';
 
 export default StateSelectorModal;
+export type {State};

src/components/StatePicker/index.js → src/components/StatePicker/index.tsx

@@ -1,45 +1,33 @@
 import {CONST as COMMON_CONST} from 'expensify-common/lib/CONST';
-import PropTypes from 'prop-types';
 import React, {useState} from 'react';
+import type {ForwardedRef} from 'react';
 import {View} from 'react-native';
-import _ from 'underscore';
 import FormHelpMessage from '@components/FormHelpMessage';
 import MenuItemWithTopDescription from '@components/MenuItemWithTopDescription';
-import refPropTypes from '@components/refPropTypes';
 import useLocalize from '@hooks/useLocalize';
 import useThemeStyles from '@hooks/useThemeStyles';
+import type {CountryData} from '@libs/searchCountryOptions';
 import StateSelectorModal from './StateSelectorModal';
+import type {State} from './StateSelectorModal';
 
-const propTypes = {
+type StatePickerProps = {
     /** Error text to display */
-    errorText: PropTypes.string,
+    errorText?: string;
 
     /** State to display */
-    value: PropTypes.string,
+    value?: State;
 
     /** Callback to call when the input changes */
-    onInputChange: PropTypes.func,
-
-    /** A ref to forward to MenuItemWithTopDescription */
-    forwardedRef: refPropTypes,
+    onInputChange?: (value: string) => void;
 
     /** Label to display on field */
-    label: PropTypes.string,
+    label?: string;
 
     /**  Callback to call when the picker modal is dismissed */
-    onBlur: PropTypes.func,
-};
-
-const defaultProps = {
-    value: undefined,
-    forwardedRef: undefined,
-    errorText: '',
-    onInputChange: () => {},
-    label: undefined,
-    onBlur: () => {},
+    onBlur?: () => void;
 };
 
-function StatePicker({value, errorText, onInputChange, forwardedRef, label, onBlur}) {
+function StatePicker({value, onInputChange, label, onBlur, errorText = ''}: StatePickerProps, ref: ForwardedRef<View>) {
     const styles = useThemeStyles();
     const {translate} = useLocalize();
     const [isPickerVisible, setIsPickerVisible] = useState(false);
@@ -51,29 +39,31 @@ function StatePicker({value, errorText, onInputChange, forwardedRef, label, onBl
 
     const hidePickerModal = (shouldBlur = true) => {
         if (shouldBlur) {
-            onBlur();
+            onBlur?.();
         }
         setIsPickerVisible(false);
     };
 
-    const updateStateInput = (state) => {
+    const updateStateInput = (state: CountryData) => {
         if (state.value !== value) {
-            onInputChange(state.value);
+            onInputChange?.(state.value);
         }
         // If the user selects any state, call the hidePickerModal function with shouldBlur = false
         // to prevent the onBlur function from being called.
         hidePickerModal(false);
     };
 
-    const title = value && _.keys(COMMON_CONST.STATES).includes(value) ? translate(`allStates.${value}.stateName`) : '';
+    const title = value && Object.keys(COMMON_CONST.STATES).includes(value) ? translate(`allStates.${value}.stateName`) : '';
     const descStyle = title.length === 0 ? styles.textNormal : null;
 
     return (
         <View>
             <MenuItemWithTopDescription
-                ref={forwardedRef}
+                ref={ref}
                 shouldShowRightIcon
                 title={title}
+                // Label can be an empty string
+                // eslint-disable-next-line @typescript-eslint/prefer-nullish-coalescing
                 description={label || translate('common.state')}
                 descriptionTextStyle={descStyle}
                 onPress={showPickerModal}
@@ -94,18 +84,6 @@ function StatePicker({value, errorText, onInputChange, forwardedRef, label, onBl
     );
 }
 
-StatePicker.propTypes = propTypes;
-StatePicker.defaultProps = defaultProps;
 StatePicker.displayName = 'StatePicker';
 
-const StatePickerWithRef = React.forwardRef((props, ref) => (
-    <StatePicker
-        // eslint-disable-next-line react/jsx-props-no-spreading
-        {...props}
-        forwardedRef={ref}
-    />
-));
-
-StatePickerWithRef.displayName = 'StatePickerWithRef';
-
-export default StatePickerWithRef;
+export default React.forwardRef(StatePicker);

src/libs/searchCountryOptions.ts

@@ -37,3 +37,4 @@ function searchCountryOptions(searchValue: string, countriesData: CountryData[])
 }
 
 export default searchCountryOptions;
+export type {CountryData};