Merge pull request #203 from sendbird/feat/rtl

[CLNP-5218] feat: RTL support

packages/uikit-react-native-foundation/src/components/Box/index.tsx

@@ -6,6 +6,17 @@ import { isFunction } from '@sendbird/uikit-utils';
 import useUIKitTheme from '../../theme/useUIKitTheme';
 import type { UIKitColors, UIKitPalette } from '../../types';
 
+type DeprecatedBoxProps = {
+  /** @deprecated Please use `paddingStart` instead **/
+  paddingLeft?: ViewStyle['paddingLeft'];
+  /** @deprecated Please use `paddingEnd` instead **/
+  paddingRight?: ViewStyle['paddingRight'];
+  /** @deprecated Please use `marginStart` instead **/
+  marginLeft?: ViewStyle['marginLeft'];
+  /** @deprecated Please use `marginEnd` instead **/
+  marginRight?: ViewStyle['marginRight'];
+};
+
 type BaseBoxProps = Pick<
   ViewStyle,
   | 'flex'
@@ -22,15 +33,15 @@ type BaseBoxProps = Pick<
   | 'margin'
   | 'marginHorizontal'
   | 'marginVertical'
-  | 'marginLeft'
-  | 'marginRight'
+  | 'marginStart'
+  | 'marginEnd'
   | 'marginTop'
   | 'marginBottom'
   | 'padding'
   | 'paddingHorizontal'
   | 'paddingVertical'
-  | 'paddingLeft'
-  | 'paddingRight'
+  | 'paddingStart'
+  | 'paddingEnd'
   | 'paddingTop'
   | 'paddingBottom'
   | 'overflow'
@@ -40,7 +51,7 @@ type BaseBoxProps = Pick<
   backgroundColor?: string | ((theme: { colors: UIKitColors; palette: UIKitPalette }) => string);
 };
 
-type BoxProps = BaseBoxProps & ViewProps;
+type BoxProps = BaseBoxProps & DeprecatedBoxProps & ViewProps;
 const Box = ({ style, children, ...props }: BoxProps) => {
   const boxStyle = useBoxStyle(props);
 

packages/uikit-react-native-foundation/src/components/Icon/index.tsx

@@ -1,5 +1,5 @@
 import React from 'react';
-import { Image, ImageStyle, StyleProp, StyleSheet, View, ViewStyle } from 'react-native';
+import { I18nManager, Image, ImageStyle, StyleProp, StyleSheet, View, ViewStyle } from 'react-native';
 
 import { FileType, convertFileTypeToMessageType, getFileIconFromMessageType } from '@sendbird/uikit-utils';
 
@@ -10,23 +10,55 @@ import useUIKitTheme from '../../theme/useUIKitTheme';
 type IconNames = keyof typeof IconAssets;
 type SizeFactor = keyof typeof sizeStyles;
 
+const mirroredIcons: Partial<Record<IconNames, boolean>> = {
+  create: true,
+  send: true,
+  reply: true,
+  'reply-filled': true,
+  thread: true,
+  chat: true,
+  'chat-filled': true,
+  message: true,
+  broadcast: true,
+  'file-audio': true,
+  'arrow-left': true,
+  leave: true,
+  'chevron-right': true,
+};
+
 type Props = {
   icon: IconNames;
   color?: string;
   size?: number;
   style?: StyleProp<ImageStyle>;
   containerStyle?: StyleProp<ViewStyle>;
+  direction?: 'ltr' | 'rtl';
 };
 
-const Icon = ({ icon, color, size = 24, containerStyle, style }: Props) => {
+const Icon = ({
+  icon,
+  color,
+  size = 24,
+  containerStyle,
+  style,
+  direction = I18nManager.isRTL ? 'rtl' : 'ltr',
+}: Props) => {
   const sizeStyle = sizeStyles[size as SizeFactor] ?? { width: size, height: size };
   const { colors } = useUIKitTheme();
+
+  const shouldMirror = direction === 'rtl' && mirroredIcons[icon];
+
   return (
     <View style={[containerStyle, containerStyles.container]}>
       <Image
         resizeMode={'contain'}
         source={IconAssets[icon]}
-        style={[{ tintColor: color ?? colors.primary }, sizeStyle, style]}
+        style={[
+          { tintColor: color ?? colors.primary },
+          sizeStyle,
+          shouldMirror && { transform: [{ scaleX: -1 }] },
+          style,
+        ]}
       />
     </View>
   );

packages/uikit-react-native-foundation/src/components/ProgressBar/index.tsx

@@ -1,5 +1,5 @@
 import React, { ReactNode, useEffect, useRef } from 'react';
-import { Animated, Easing, StyleSheet, ViewStyle } from 'react-native';
+import { Animated, Easing, I18nManager, StyleSheet, ViewStyle } from 'react-native';
 
 import { NOOP } from '@sendbird/uikit-utils';
 
@@ -42,6 +42,14 @@ const ProgressBar = ({ current = 100, total = 100, trackColor, barColor, overlay
     return NOOP;
   }, [percent]);
 
+  const progressBarPosition = (() => {
+    if (I18nManager.isRTL && I18nManager.doLeftAndRightSwapInRTL) {
+      return { right: 0 };
+    }
+
+    return { left: 0 };
+  })();
+
   return (
     <Box
       height={36}
@@ -52,17 +60,20 @@ const ProgressBar = ({ current = 100, total = 100, trackColor, barColor, overlay
       style={style}
     >
       <Animated.View
-        style={{
-          position: 'absolute',
-          width: progress.interpolate({
-            inputRange: [0, 1],
-            outputRange: ['0%', '100%'],
-            extrapolate: 'clamp',
-          }),
-          height: '100%',
-          opacity: 0.38,
-          backgroundColor: uiColors.bar,
-        }}
+        style={[
+          progressBarPosition,
+          {
+            position: 'absolute',
+            width: progress.interpolate({
+              inputRange: [0, 1],
+              outputRange: ['0%', '100%'],
+              extrapolate: 'clamp',
+            }),
+            height: '100%',
+            opacity: 0.38,
+            backgroundColor: uiColors.bar,
+          },
+        ]}
       />
       <Box style={StyleSheet.absoluteFill}>{overlay}</Box>
     </Box>

packages/uikit-react-native-foundation/src/components/Switch/index.tsx

@@ -1,5 +1,5 @@
 import React, { useEffect, useRef } from 'react';
-import { Animated, Platform, Pressable } from 'react-native';
+import { Animated, I18nManager, Platform, Pressable } from 'react-native';
 
 import createStyleSheet from '../../styles/createStyleSheet';
 import useUIKitTheme from '../../theme/useUIKitTheme';
@@ -24,9 +24,12 @@ const Switch = ({
   const { select, palette, colors } = useUIKitTheme();
   const position = useRef(new Animated.Value(0)).current;
 
+  const start = I18nManager.isRTL ? styles.thumbOn.start : styles.thumbOff.start;
+  const end = I18nManager.isRTL ? styles.thumbOff.start : styles.thumbOn.start;
+
   useEffect(() => {
     const animation = Animated.timing(position, {
-      toValue: value ? styles.thumbOn.left : styles.thumbOff.left,
+      toValue: value ? end : start,
       duration: 150,
       useNativeDriver: false,
     });
@@ -36,11 +39,12 @@ const Switch = ({
 
   const createInterpolate = <T extends string>(offValue: T, onValue: T) => {
     return position.interpolate({
-      inputRange: [styles.thumbOff.left, styles.thumbOn.left],
-      outputRange: [offValue, onValue],
+      inputRange: [styles.thumbOff.start, styles.thumbOn.start],
+      outputRange: I18nManager.isRTL ? [onValue, offValue] : [offValue, onValue],
       extrapolate: 'clamp',
     });
   };
+
   const _trackColor = createInterpolate(inactiveTrackColor ?? colors.onBackground04, trackColor ?? palette.primary200);
   const _thumbColor = createInterpolate(
     inactiveThumbColor ?? palette.background300,
@@ -86,10 +90,10 @@ const styles = createStyleSheet({
     }),
   },
   thumbOn: {
-    left: OFFSET.H / 2,
+    start: OFFSET.H / 2,
   },
   thumbOff: {
-    left: -OFFSET.H / 2,
+    start: -OFFSET.H / 2,
   },
 });
 

packages/uikit-react-native-foundation/src/components/Text/index.tsx

@@ -1,19 +1,60 @@
 import React from 'react';
-import { Text as RNText, TextProps as RNTextProps } from 'react-native';
+import { I18nManager, Text as RNText, TextProps as RNTextProps, StyleSheet, TextStyle } from 'react-native';
+
+import { isStartsWithRTL } from '@sendbird/uikit-utils';
 
 import useUIKitTheme from '../../theme/useUIKitTheme';
 import type { TypoName, UIKitTheme } from '../../types';
 
+export interface RTLTextAlignSupportProps {
+  /**
+   * If `I18nManager.isRTL` is `true` and this value is enabled, the text will be aligned according to RTL if it starts in an RTL language.
+   * In the case of the `Text` component, the alignment value is calculated based on `I18nManager.doLeftAndRightSwapInRTL`.
+   * For the `TextInput` component, the alignment value is calculated as a physical alignment, unaffected by `I18nManager.doLeftAndRightSwapInRTL`.
+   */
+  supportRTLAlign?: boolean;
+  /**
+   * If you want to enable `supportRTLAlign` but are using nested `Text` components that are not simple text under the `Text` component, pass the original text here.
+   */
+  originalText?: string;
+}
+
 type TypographyProps = Partial<Record<TypoName, boolean>>;
-export type TextProps = RNTextProps & TypographyProps & { color?: ((colors: UIKitTheme['colors']) => string) | string };
-const Text = ({ children, color, style, ...props }: TextProps) => {
+export type TextProps = RNTextProps &
+  TypographyProps & { color?: ((colors: UIKitTheme['colors']) => string) | string } & RTLTextAlignSupportProps;
+
+const Text = ({ children, color, style, supportRTLAlign = true, originalText, ...props }: TextProps) => {
   const { colors } = useUIKitTheme();
   const typoStyle = useTypographyFilter(props);
+
+  const textStyle = StyleSheet.flatten([
+    { color: typeof color === 'string' ? color : color?.(colors) ?? colors.text },
+    typoStyle,
+    style,
+  ]) as TextStyle;
+
+  const textAlign = (() => {
+    if (textStyle.textAlign && textStyle.textAlign !== 'left' && textStyle.textAlign !== 'right') {
+      return textStyle.textAlign;
+    }
+
+    if (I18nManager.isRTL && supportRTLAlign) {
+      if (
+        (originalText && isStartsWithRTL(originalText)) ||
+        (typeof children === 'string' && isStartsWithRTL(children))
+      ) {
+        return I18nManager.doLeftAndRightSwapInRTL ? 'left' : 'right';
+      } else {
+        return I18nManager.doLeftAndRightSwapInRTL ? 'right' : 'left';
+      }
+    }
+
+    if (textStyle.textAlign) return textStyle.textAlign;
+    return undefined;
+  })();
+
   return (
-    <RNText
-      style={[{ color: typeof color === 'string' ? color : color?.(colors) ?? colors.text }, typoStyle, style]}
-      {...props}
-    >
+    <RNText style={[textStyle, { textAlign }]} {...props}>
       {children}
     </RNText>
   );

packages/uikit-react-native-foundation/src/components/TextInput/index.tsx

@@ -1,13 +1,19 @@
 import React from 'react';
-import { TextInput as RNTextInput, TextInputProps } from 'react-native';
+import { I18nManager, TextInput as RNTextInput, StyleSheet, TextInputProps, TextStyle } from 'react-native';
+
+import { isStartsWithRTL } from '@sendbird/uikit-utils';
 
 import createStyleSheet from '../../styles/createStyleSheet';
 import useUIKitTheme from '../../theme/useUIKitTheme';
 import type { UIKitTheme } from '../../types';
+import { RTLTextAlignSupportProps } from '../Text';
 
-type Props = { variant?: keyof UIKitTheme['colors']['ui']['input'] } & TextInputProps;
+type Props = {
+  variant?: keyof UIKitTheme['colors']['ui']['input'];
+} & TextInputProps &
+  RTLTextAlignSupportProps;
 const TextInput = React.forwardRef<RNTextInput, Props>(function TextInput(
-  { children, style, variant = 'default', editable = true, ...props },
+  { children, style, variant = 'default', editable = true, originalText, supportRTLAlign = true, ...props },
   ref,
 ) {
   const { typography, colors } = useUIKitTheme();
@@ -20,19 +26,40 @@ const TextInput = React.forwardRef<RNTextInput, Props>(function TextInput(
     lineHeight: typography.body3.fontSize ? typography.body3.fontSize * 1.2 : undefined,
   };
 
+  const textStyle = StyleSheet.flatten([
+    fontStyle,
+    styles.input,
+    { color: inputStyle.text, backgroundColor: inputStyle.background },
+    underlineStyle,
+    style,
+  ]) as TextStyle;
+
+  const textAlign = (() => {
+    if (textStyle.textAlign && textStyle.textAlign !== 'left' && textStyle.textAlign !== 'right') {
+      return textStyle.textAlign;
+    }
+
+    if (I18nManager.isRTL && supportRTLAlign) {
+      const text = originalText || props.value || props.placeholder;
+      // Note: TextInput is not affected by doLeftAndRightSwapInRTL
+      if (text && isStartsWithRTL(text)) {
+        return 'right';
+      } else {
+        return 'left';
+      }
+    }
+
+    if (textStyle.textAlign) return textStyle.textAlign;
+    return undefined;
+  })();
+
   return (
     <RNTextInput
       ref={ref}
       editable={editable}
       selectionColor={inputStyle.highlight}
       placeholderTextColor={inputStyle.placeholder}
-      style={[
-        fontStyle,
-        styles.input,
-        { color: inputStyle.text, backgroundColor: inputStyle.background },
-        underlineStyle,
-        style,
-      ]}
+      style={[textStyle, { textAlign }]}
       {...props}
     >
       {children}
@@ -45,8 +72,8 @@ const styles = createStyleSheet({
     includeFontPadding: false,
     paddingTop: 8,
     paddingBottom: 8,
-    paddingLeft: 16,
-    paddingRight: 16,
+    paddingStart: 16,
+    paddingEnd: 16,
   },
 });
 

packages/uikit-react-native-foundation/src/styles/createStyleSheet.ts

@@ -35,17 +35,23 @@ const preProcessor: Partial<StylePreprocessor> = {
   'paddingBottom': SCALE_FACTOR_WITH_DIMENSION_VALUE,
   'paddingLeft': SCALE_FACTOR_WITH_DIMENSION_VALUE,
   'paddingRight': SCALE_FACTOR_WITH_DIMENSION_VALUE,
+  'paddingStart': SCALE_FACTOR_WITH_DIMENSION_VALUE,
+  'paddingEnd': SCALE_FACTOR_WITH_DIMENSION_VALUE,
   'margin': SCALE_FACTOR_WITH_DIMENSION_VALUE,
   'marginVertical': SCALE_FACTOR_WITH_DIMENSION_VALUE,
   'marginHorizontal': SCALE_FACTOR_WITH_DIMENSION_VALUE,
   'marginTop': SCALE_FACTOR_WITH_DIMENSION_VALUE,
   'marginBottom': SCALE_FACTOR_WITH_DIMENSION_VALUE,
   'marginLeft': SCALE_FACTOR_WITH_DIMENSION_VALUE,
   'marginRight': SCALE_FACTOR_WITH_DIMENSION_VALUE,
-  'left': SCALE_FACTOR_WITH_DIMENSION_VALUE,
-  'right': SCALE_FACTOR_WITH_DIMENSION_VALUE,
+  'marginStart': SCALE_FACTOR_WITH_DIMENSION_VALUE,
+  'marginEnd': SCALE_FACTOR_WITH_DIMENSION_VALUE,
   'top': SCALE_FACTOR_WITH_DIMENSION_VALUE,
   'bottom': SCALE_FACTOR_WITH_DIMENSION_VALUE,
+  'left': SCALE_FACTOR_WITH_DIMENSION_VALUE,
+  'right': SCALE_FACTOR_WITH_DIMENSION_VALUE,
+  'start': SCALE_FACTOR_WITH_DIMENSION_VALUE,
+  'end': SCALE_FACTOR_WITH_DIMENSION_VALUE,
 };
 
 const preProcessorKeys = Object.keys(preProcessor);