feat: mobile button comp

frontend/mobile/app/(app)/(tabs)/discover.tsx

@@ -3,7 +3,7 @@ import { Box, Tag } from '@/app/(design-system)';
 const DiscoverPage = () => {
     return (
         <Box flex={1} alignItems="center" justifyContent="center" padding="m">
-            <Tag variant="darkRed">Discover</Tag>
+            <Tag>Tag</Tag>
         </Box>
     );
 };

frontend/mobile/app/(app)/(tabs)/index.tsx

@@ -3,7 +3,7 @@ import { StyleSheet, Text, View } from 'react-native';
 const HomePage = () => {
     return (
         <View style={styles.container}>
-            <Text style={styles.title}>Home</Text>
+            <Text style={styles.title}>Home Page</Text>
         </View>
     );
 };

frontend/mobile/app/(auth)/index.tsx

@@ -1,10 +1,15 @@
 import React from 'react';
 import { Text, View } from 'react-native';
 
+import { Button } from '../(design-system)/components/Button/Button';
+
 const Welcome = () => {
     return (
         <View>
             <Text>Welcome</Text>
+            <Button variant="standardButton" color="blue">
+                Hello
+            </Button>
         </View>
     );
 };

frontend/mobile/app/(design-system)/Box.tsx → frontend/mobile/app/(design-system)/components/Box/Box.tsx

@@ -1,9 +1,9 @@
 import React, { PropsWithChildren } from 'react';
-import { ViewProps } from 'react-native-svg/lib/typescript/fabric/utils';
+import { ViewProps } from 'react-native';
 
 import { BoxProps, createBox } from '@shopify/restyle';
 
-import { Theme } from './theme';
+import { Theme } from '../../theme';
 
 type Props = ViewProps & PropsWithChildren & BoxProps<Theme>;
 

frontend/mobile/app/(design-system)/components/Button/Button.tsx

@@ -0,0 +1,142 @@
+import React from 'react';
+import { GestureResponderEvent, TouchableOpacity } from 'react-native';
+
+import { IconDefinition } from '@fortawesome/fontawesome-svg-core';
+import { BoxProps, createBox } from '@shopify/restyle';
+
+import { Text } from '@/app/(design-system)/components/Text/Text';
+import {
+    SACColors,
+    defaultColor,
+    textColorVariants
+} from '@/app/(design-system)/shared/colors';
+import { Theme, createStyles } from '@/app/(design-system)/theme';
+
+import { ComponentSizes } from '../../shared/types';
+import { Icon } from '../Icon/Icon';
+
+interface BaseButtonProps {
+    onPress?: (event: GestureResponderEvent) => void;
+    disabled?: boolean;
+    children?: React.ReactNode;
+    color?: SACColors;
+}
+
+interface StandardButtonProps {
+    variant: 'standardButton';
+    size?: ComponentSizes;
+}
+
+interface IconButtonProps {
+    variant: 'iconButton';
+    icon: IconDefinition;
+    iconColor?: SACColors;
+    iconPosition?: 'left' | 'right';
+    justify?: 'center' | 'space-between' | 'flex-end' | 'flex-start';
+    size?: ComponentSizes;
+}
+
+type VariantButtonProps = StandardButtonProps | IconButtonProps;
+type ButtonProps = BaseButtonProps & VariantButtonProps & BoxProps<Theme>;
+
+const BaseButton = createBox<Theme, ButtonProps>(TouchableOpacity);
+
+const StandardButton: React.FC<
+    BaseButtonProps & StandardButtonProps & BoxProps<Theme>
+> = ({
+    children,
+    onPress,
+    disabled = false,
+    color = defaultColor,
+    size = 'full',
+    ...rest
+}) => {
+    return (
+        <BaseButton
+            backgroundColor={disabled ? 'disabled' : color}
+            disabled={disabled}
+            onPress={disabled ? undefined : onPress}
+            {...styles.standardButton}
+            {...buttonSizeStyles[size]}
+            {...rest}
+        >
+            <Text color={textColorVariants[color]}>{children}</Text>
+        </BaseButton>
+    );
+};
+
+const IconButton: React.FC<
+    BaseButtonProps & IconButtonProps & BoxProps<Theme>
+> = ({
+    children,
+    onPress,
+    disabled = false,
+    color,
+    icon,
+    iconColor = 'white',
+    iconPosition = 'left',
+    justify = 'center',
+    size = 'full',
+    ...rest
+}) => {
+    const buttonIcon = <Icon size={size} icon={icon} color={iconColor} />;
+
+    return (
+        <BaseButton
+            backgroundColor={disabled ? 'disabled' : color}
+            justifyContent={justify}
+            disabled={disabled}
+            onPress={disabled ? undefined : onPress}
+            {...styles.iconButton}
+            {...buttonSizeStyles[size]}
+            {...rest}
+        >
+            {iconPosition === 'left' && buttonIcon}
+            <Text color={textColorVariants[color ?? 'black']}>{children}</Text>
+            {iconPosition === 'right' && buttonIcon}
+        </BaseButton>
+    );
+};
+
+export const Button: React.FC<ButtonProps> = (props) => {
+    if (props.variant === 'standardButton') {
+        return <StandardButton {...props} />;
+    }
+    if (props.variant === 'iconButton') {
+        return <IconButton {...props} />;
+    }
+    return null;
+};
+
+const styles = createStyles({
+    standardButton: {
+        alignItems: 'center',
+        justifyContent: 'center',
+        paddingHorizontal: 'l',
+        paddingVertical: 'm',
+        borderRadius: 'base'
+    },
+    iconButton: {
+        alignItems: 'center',
+        justifyContent: 'center',
+        paddingHorizontal: 'l',
+        paddingVertical: 'm',
+        borderRadius: 'base',
+        flexDirection: 'row',
+        gap: 's'
+    }
+});
+
+const buttonSizeStyles = createStyles({
+    small: {
+        minWidth: 80,
+        paddingVertical: 'xs',
+        paddingHorizontal: 'm'
+    },
+    medium: {
+        minWidth: 115
+    },
+    full: {
+        minWidth: '100%'
+    }
+});

frontend/mobile/app/(design-system)/components/Icon/Icon.tsx

@@ -0,0 +1,34 @@
+import { IconDefinition } from '@fortawesome/fontawesome-svg-core';
+import { FontAwesomeIcon } from '@fortawesome/react-native-fontawesome';
+
+import { SACColors } from '../../shared/colors';
+import { ComponentSizes } from '../../shared/types';
+import { createStyles } from '../../theme';
+
+type IconProps = {
+    icon: IconDefinition;
+    size?: ComponentSizes;
+    color?: SACColors;
+};
+
+export const Icon: React.FC<IconProps> = ({ icon, size = 'medium', color }) => {
+    return (
+        <FontAwesomeIcon
+            icon={icon}
+            size={styles[size].fontSize}
+            color={color}
+        />
+    );
+};
+
+const styles = createStyles({
+    small: {
+        fontSize: 16
+    },
+    medium: {
+        fontSize: 24
+    },
+    full: {
+        fontSize: 24
+    }
+});

frontend/mobile/app/(design-system)/components/Tag/Tag.tsx

@@ -0,0 +1,51 @@
+import React from 'react';
+
+import { faXmark } from '@fortawesome/free-solid-svg-icons';
+
+import { SACColors, defaultColor } from '../../shared/colors';
+import { Button } from '../Button/Button';
+
+type TagProps = {
+    children: React.ReactNode;
+    onPress?: () => void;
+    color?: SACColors;
+    state?: 'selected' | 'unselected' | 'remove';
+};
+
+export const Tag: React.FC<TagProps> = ({
+    children,
+    color = defaultColor,
+    state = 'selected',
+    onPress
+}) => {
+    if (state === 'selected' || state === 'unselected') {
+        return (
+            <Button
+                variant="standardButton"
+                color={state === 'selected' ? color : 'white'}
+                size={'small'}
+                borderRadius={'full'}
+                onPress={onPress}
+            >
+                {children}
+            </Button>
+        );
+    }
+    if (state === 'remove') {
+        return (
+            <Button
+                variant="iconButton"
+                color={color}
+                icon={faXmark}
+                iconColor={'white'}
+                iconPosition={'right'}
+                size={'small'}
+                borderRadius={'full'}
+                onPress={onPress}
+            >
+                {children}
+            </Button>
+        );
+    }
+    return null;
+};

frontend/mobile/app/(design-system)/Text/Text.tsx → frontend/mobile/app/(design-system)/components/Text/Text.tsx

@@ -1,5 +1,5 @@
 import { createText } from '@shopify/restyle';
 
-import { Theme } from '../theme';
+import { Theme } from '../../theme';
 
 export const Text = createText<Theme>();

frontend/mobile/app/(design-system)/index.ts

@@ -1,6 +1,6 @@
-export * from './Text/Text';
-export * from './Box';
+export * from './components/Text/Text';
+export * from './components/Box/Box';
 export * from './theme';
-export * from './Colors';
-export * from './Spacing';
-export * from './Tag/Tag';
+export * from './shared/colors';
+export * from './shared/spacing';
+export * from './components/Tag/Tag';

frontend/mobile/app/(design-system)/shared/border.ts

@@ -0,0 +1,4 @@
+export const Border = {
+    base: 8,
+    full: 999
+};