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import type { VariantProps } from "class-variance-authority";
import * as React from "react";
import {
Platform,
Pressable,
PressableProps,
View,
ViewStyle,
} from "react-native";
import { TextClassContext } from "@/components/ui/Text";
import { useColorScheme } from "@/lib/useColorScheme";
import { cn } from "@/lib/utils";
import { COLORS } from "@/theme/colors";
import * as Slot from "@rn-primitives/slot";
import { cva } from "class-variance-authority";
const buttonVariants = cva("flex-row items-center justify-center gap-2", {
variants: {
variant: {
primary: "ios:active:opacity-80 bg-primary",
secondary:
"ios:border-primary ios:active:bg-primary/5 border border-foreground/40",
tonal:
"ios:bg-primary/10 dark:ios:bg-primary/10 ios:active:bg-primary/15 bg-primary/15 dark:bg-primary/30",
plain: "ios:active:opacity-70",
destructive:
"ios:bg-destructive border border-destructive/5 bg-destructive/80",
},
size: {
none: "",
sm: "rounded-full px-2.5 py-1",
md: "ios:rounded-lg ios:py-1.5 ios:px-3.5 rounded-full px-5 py-2",
lg: "ios:py-2 gap-2 rounded-xl px-5 py-2.5",
icon: "ios:rounded-lg h-10 w-10 rounded-full",
},
},
defaultVariants: {
variant: "primary",
size: "md",
},
});
const androidRootVariants = cva("overflow-hidden", {
variants: {
size: {
none: "",
icon: "rounded-full",
sm: "rounded-full",
md: "rounded-full",
lg: "rounded-xl",
},
},
defaultVariants: {
size: "md",
},
});
const buttonTextVariants = cva("font-medium", {
variants: {
variant: {
primary: "text-white",
secondary: "ios:text-primary text-foreground",
tonal: "ios:text-primary text-foreground",
plain: "text-foreground",
destructive: "text-white",
},
size: {
none: "",
icon: "",
sm: "text-[15px] leading-5",
md: "text-[17px] leading-7",
lg: "text-[17px] leading-7",
},
},
defaultVariants: {
variant: "primary",
size: "md",
},
});
function convertToRGBA(rgb: string, opacity: number): string {
const rgbValues = rgb.match(/\d+/g);
if (!rgbValues || rgbValues.length !== 3) {
throw new Error("Invalid RGB color format");
}
const red = parseInt(rgbValues[0], 10);
const green = parseInt(rgbValues[1], 10);
const blue = parseInt(rgbValues[2], 10);
if (opacity < 0 || opacity > 1) {
throw new Error("Opacity must be a number between 0 and 1");
}
return `rgba(${red},${green},${blue},${opacity})`;
}
const ANDROID_RIPPLE = {
dark: {
primary: {
color: convertToRGBA(COLORS.dark.grey3, 0.4),
borderless: false,
},
secondary: {
color: convertToRGBA(COLORS.dark.grey5, 0.8),
borderless: false,
},
plain: { color: convertToRGBA(COLORS.dark.grey5, 0.8), borderless: false },
tonal: { color: convertToRGBA(COLORS.dark.grey5, 0.8), borderless: false },
destructive: {
color: convertToRGBA(COLORS.dark.destructive, 0.8),
borderless: false,
},
},
light: {
primary: {
color: convertToRGBA(COLORS.light.grey4, 0.4),
borderless: false,
},
secondary: {
color: convertToRGBA(COLORS.light.grey5, 0.4),
borderless: false,
},
plain: { color: convertToRGBA(COLORS.light.grey5, 0.4), borderless: false },
tonal: { color: convertToRGBA(COLORS.light.grey6, 0.4), borderless: false },
destructive: {
color: convertToRGBA(COLORS.light.destructive, 0.4),
borderless: false,
},
},
};
// Add as class when possible: https://github.com/marklawlor/nativewind/issues/522
const BORDER_CURVE: ViewStyle = {
borderCurve: "continuous",
};
type ButtonVariantProps = Omit<
VariantProps<typeof buttonVariants>,
"variant"
> & {
variant?: Exclude<VariantProps<typeof buttonVariants>["variant"], null>;
};
interface AndroidOnlyButtonProps {
/**
* ANDROID ONLY: The class name of root responsible for hidding the ripple overflow.
*/
androidRootClassName?: string;
}
type ButtonProps = PressableProps & ButtonVariantProps & AndroidOnlyButtonProps;
const Root = Platform.OS === "android" ? View : Slot.Pressable;
const Button = React.forwardRef<
React.ElementRef<typeof Pressable>,
ButtonProps
>(
(
{
className,
variant = "primary",
size,
style = BORDER_CURVE,
androidRootClassName,
...props
},
ref,
) => {
const { colorScheme } = useColorScheme();
return (
<TextClassContext.Provider value={buttonTextVariants({ variant, size })}>
<Root
className={Platform.select({
ios: androidRootClassName,
default: androidRootVariants({
size,
className: androidRootClassName,
}),
})}
>
<Pressable
className={cn(
props.disabled && "opacity-50",
buttonVariants({ variant, size, className }),
)}
ref={ref}
style={style}
android_ripple={ANDROID_RIPPLE[colorScheme][variant]}
{...props}
/>
</Root>
</TextClassContext.Provider>
);
},
);
Button.displayName = "Button";
export { Button, buttonTextVariants, buttonVariants };
export type { ButtonProps };
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