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* Toast - 轻量级通知组件
* 用于显示成功、错误、警告等非阻塞式通知
*/
import React, { useEffect } from 'react';
import { Animated, TouchableOpacity } from 'react-native';
import { Text, XStack, YStack } from 'tamagui';
import { IconSymbol, type SymbolName } from '@/src/components/ui/IconSymbol';
import { useSafeAreaInsets } from 'react-native-safe-area-context';
import {
DIALOG_COLORS,
BORDER_RADIUS,
SPACING,
FONT_SIZE,
SHADOWS,
SF_SYMBOLS,
TYPE_COLORS,
TOAST_DURATION,
} from './constants';
import type { ToastConfig } from './types';
interface ToastProps extends ToastConfig {
onDismiss: () => void;
position?: 'top-right' | 'top-left' | 'bottom-right' | 'bottom-left';
}
export function Toast({
type,
message,
description,
duration = TOAST_DURATION.medium,
icon,
action,
onDismiss,
position = 'bottom-right',
}: ToastProps) {
const insets = useSafeAreaInsets();
const colors = TYPE_COLORS[type];
const defaultSfSymbol = SF_SYMBOLS[type];
// 动画值
const [translateY] = React.useState(new Animated.Value(100));
const [opacity] = React.useState(new Animated.Value(0));
useEffect(() => {
// 进入动画
Animated.parallel([
Animated.spring(translateY, {
toValue: 0,
useNativeDriver: true,
damping: 20,
stiffness: 300,
}),
Animated.timing(opacity, {
toValue: 1,
duration: 200,
useNativeDriver: true,
}),
]).start();
// 自动关闭
const timer = setTimeout(() => {
handleDismiss();
}, duration);
return () => clearTimeout(timer);
}, []);
const handleDismiss = () => {
Animated.parallel([
Animated.spring(translateY, {
toValue: 100,
useNativeDriver: true,
damping: 20,
stiffness: 300,
}),
Animated.timing(opacity, {
toValue: 0,
duration: 150,
useNativeDriver: true,
}),
]).start(() => {
onDismiss();
});
};
const positionStyles = {
position: 'absolute' as const,
...(position.includes('bottom')
? { bottom: Math.max(insets.bottom, SPACING.md) + SPACING.md }
: { top: Math.max(insets.top, SPACING.md) + SPACING.md }),
...(position.includes('right') ? { right: SPACING.md } : { left: SPACING.md }),
zIndex: 9999,
};
return (
<Animated.View
style={[
positionStyles,
{
transform: [{ translateY }],
opacity,
},
]}
>
<XStack
backgroundColor={DIALOG_COLORS.background as any}
borderRadius={BORDER_RADIUS.medium}
padding={SPACING.md}
gap={SPACING.md}
alignItems="flex-start"
minWidth={320}
maxWidth={400}
borderLeftWidth={4}
borderLeftColor={colors.border as any}
{...SHADOWS.lg}
>
{/* 图标 */}
<YStack
width={40}
height={40}
borderRadius={BORDER_RADIUS.medium}
backgroundColor={colors.bg as any}
alignItems="center"
justifyContent="center"
flexShrink={0}
>
{icon ? (
<Text fontSize={20}>{icon}</Text>
) : (
<IconSymbol name={defaultSfSymbol} size={20} color={colors.icon as any} />
)}
</YStack>
{/* 内容 */}
<YStack flex={1} gap={SPACING.xs}>
<Text
fontSize={FONT_SIZE.base}
fontWeight="700"
color={DIALOG_COLORS.text as any}
lineHeight={20}
>
{message}
</Text>
{description && (
<Text fontSize={FONT_SIZE.sm} color={DIALOG_COLORS.textLight as any} lineHeight={18}>
{description}
</Text>
)}
{action && (
<TouchableOpacity
onPress={() => {
action.onPress();
handleDismiss();
}}
activeOpacity={0.7}
style={{ marginTop: SPACING.xs }}
>
<Text fontSize={FONT_SIZE.sm} fontWeight="700" color={colors.icon as any}>
{action.label}
</Text>
</TouchableOpacity>
)}
</YStack>
{/* 关闭按钮 */}
<TouchableOpacity onPress={handleDismiss} activeOpacity={0.7}>
<YStack
width={24}
height={24}
borderRadius={BORDER_RADIUS.full}
backgroundColor={DIALOG_COLORS.neutral[100] as any}
alignItems="center"
justifyContent="center"
>
<IconSymbol name="xmark" size={12} color={DIALOG_COLORS.neutral[600] as any} />
</YStack>
</TouchableOpacity>
</XStack>
</Animated.View>
);
}
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