feat: add button component (#19)

Author: Cahllagerfeld

.changeset/afraid-steaks-give.md

@@ -0,0 +1,5 @@
+---
+"@zenml-io/react-component-library": minor
+---
+
+add initial version of the button component to the library

package.json

@@ -46,6 +46,7 @@
 		"changeset": "changeset && pnpm install",
 		"changeset:publish": "changeset publish",
 		"changeset:version": "changeset version && pnpm install --lockfile-only",
+		"dev": "tsup --watch",
 		"format": "prettier -w src",
 		"prepare": "husky install",
 		"prepublishOnly": "pnpm build",
@@ -58,6 +59,8 @@
 		"*.{css,js,md,ts,jsx,tsx,ts}": "prettier --write"
 	},
 	"dependencies": {
+		"@radix-ui/react-slot": "^1.0.2",
+		"class-variance-authority": "^0.7.0",
 		"clsx": "^2.0.0",
 		"tailwind-merge": "^1.14.0",
 		"tailwindcss": "^3.3.3"

pnpm-lock.yaml

@@ -0,0 +1,123 @@
+import { Meta } from "@storybook/react";
+import { Button } from "./Button";
+import { StoryObj } from "@storybook/react";
+
+const meta = {
+	title: "Elements/Button",
+	component: Button,
+	parameters: {
+		layout: "centered"
+	},
+	argTypes: {
+		onClick: { action: "clicked" },
+		size: {
+			description: "defining the size of the button",
+			control: "select",
+			defaultValue: "sm",
+			options: ["sm", "lg", "xl"]
+		},
+		intent: {
+			description: "defining the intent of the button",
+			defaultValue: "primary",
+			control: "select",
+			options: ["primary", "secondary", "danger"]
+		},
+		asChild: {
+			description: "if true, the props of the button are getting merged to the first child",
+			defaultValue: false,
+			control: "boolean"
+		},
+		emphasis: {
+			description: "emphasis of the button",
+			defaultValue: "bold",
+			control: "select",
+			options: ["bold", "subtle", "minimal"]
+		}
+	},
+	tags: ["autodocs"]
+} satisfies Meta<typeof Button>;
+
+export default meta;
+
+type Story = StoryObj<typeof meta>;
+
+export const Primary: Story = {
+	args: {
+		children: "Hello World",
+		size: "sm",
+		intent: "primary",
+		emphasis: "bold"
+	}
+};
+
+export const Secondary: Story = {
+	args: {
+		children: "Hello World",
+		size: "sm",
+		intent: "secondary",
+		emphasis: "bold"
+	}
+};
+
+export const Danger: Story = {
+	args: {
+		children: "Hello World",
+		size: "sm",
+		intent: "danger",
+		emphasis: "bold"
+	}
+};
+
+export const Small: Story = {
+	args: {
+		children: "Hello World",
+		size: "sm",
+		intent: "primary",
+		emphasis: "bold"
+	}
+};
+
+export const Large: Story = {
+	args: {
+		children: "Hello World",
+		size: "lg",
+		intent: "primary",
+		emphasis: "bold"
+	}
+};
+
+export const ExtraLarge: Story = {
+	args: {
+		children: "Hello World",
+		size: "xl",
+		intent: "primary",
+		emphasis: "bold"
+	}
+};
+
+export const Bold: Story = {
+	args: {
+		children: "Hello World",
+		emphasis: "bold",
+		size: "xl",
+		intent: "primary"
+	}
+};
+
+export const Subtle: Story = {
+	args: {
+		children: "Hello World",
+		size: "xl",
+		emphasis: "subtle",
+		intent: "primary"
+	}
+};
+
+export const Minimal: Story = {
+	args: {
+		children: "Hello World",
+		size: "xl",
+		intent: "primary",
+		emphasis: "minimal"
+	}
+};

src/components/button/Button.stories.tsx

@@ -0,0 +1,102 @@
+import React, { ButtonHTMLAttributes } from "react";
+import { Slot } from "@radix-ui/react-slot";
+import { type VariantProps, cva } from "class-variance-authority";
+import { cn } from "../../utilities/index";
+
+const buttonVariants = cva(
+	"transition-all rounded-md duration-200 flex gap-1 items-center font-semibold disabled:pointer-events-none",
+	{
+		variants: {
+			emphasis: {
+				bold: "",
+				subtle: "",
+				minimal: ""
+			},
+			intent: {
+				primary: "",
+				secondary: "",
+				danger: ""
+			},
+			size: {
+				sm: "py-1 px-2",
+				lg: "py-2 px-3",
+				xl: "py-3 px-5"
+			}
+		},
+		compoundVariants: [
+			// Primary
+			{
+				emphasis: "bold",
+				intent: "primary",
+				class:
+					"bg-primary-500 text-white hover:bg-primary-400 active:ring-[#E4D8FD] active:bg-primary-500 focus-visible:outline-none active:ring-4 disabled:bg-primary-50"
+			},
+			{
+				emphasis: "subtle",
+				intent: "primary",
+				class:
+					"border border-primary-400 text-primary-600 hover:bg-primary-50 active:bg-primary-100 active:ring-[#E4D8FD] active:ring-4 disabled:border-primary-100 disabled:text-primary-100"
+			},
+			{
+				emphasis: "minimal",
+				intent: "primary",
+				class:
+					"text-primary-600 hover:bg-primary-50 active:bg-primary-100 active:ring-[#E4D8FD] active:ring-4 disabled:text-primary-100"
+			},
+			// Secondary
+			{
+				emphasis: "bold",
+				intent: "secondary",
+				class:
+					"bg-neutral-200 text-theme-text-primary hover:bg-neutral-300 focus-visible:outline-none active:bg-neutral-400 active:ring-4 active:ring-[#E5E7EB] disabled:text-neutral-300"
+			},
+			{
+				emphasis: "subtle",
+				intent: "secondary",
+				class:
+					"border border-neutral-300 text-neutral-900 hover:bg-neutral-100 active:border-neutral-400 active:bg-neutral-300 active:ring-4 active:ring-neutral-100 disabled:border-neutral-300 disabled:text-neutral-300"
+			},
+			{
+				emphasis: "minimal",
+				intent: "secondary",
+				class:
+					"text-primary-900 hover:bg-neutral-200 active:bg-neutral-300 active:ring-4 active:ring-neutral-100 disabled:text-neutral-300"
+			},
+			// Danger
+			{
+				emphasis: "bold",
+				intent: "danger",
+				class:
+					"bg-error-600 text-white hover:bg-error-500 active:ring-error-50 active:bg-error-600 focus-visible:outline-none active:ring-4 disabled:bg-error-100"
+			},
+			{
+				emphasis: "subtle",
+				intent: "danger",
+				class:
+					"border border-error-600 text-error-700 hover:bg-error-50 active:bg-error-100 active:ring-4 active:ring-error-50 disabled:border-error-100 disabled:text-error-100"
+			},
+			{
+				emphasis: "minimal",
+				intent: "danger",
+				class:
+					"text-error-700 hover:bg-error-50 active:bg-error-100 active:ring-4 active:ring-error-50 disabled:text-error-100"
+			}
+		],
+		defaultVariants: {
+			size: "sm",
+			emphasis: "bold",
+			intent: "primary"
+		}
+	}
+);
+
+export interface ButtonProps
+	extends ButtonHTMLAttributes<HTMLButtonElement>,
+		VariantProps<typeof buttonVariants> {
+	asChild?: boolean;
+}
+
+export function Button({ intent, size, className, asChild, emphasis, ...rest }: ButtonProps) {
+	const Comp = asChild ? Slot : "button";
+	return <Comp className={cn(buttonVariants({ intent, size, emphasis }), className)} {...rest} />;
+}

src/components/button/Button.tsx

@@ -1,2 +1,3 @@
 export { cn } from "./utilities/index";
 export { zenmlPlugin, zenmlPreset } from "./tailwind/index";
+export { Button, ButtonProps } from "./components/button/Button";