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feat: add textarea component #17465

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Merged
merged 1 commit into from
Apr 18, 2025
Merged

feat: add textarea component #17465

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feat: add textarea component
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@jaaydenh
jaaydenh committed Apr 18, 2025
commit 33a01027f5c6937a5237dd5781de3b597f1f3df7
99 changes: 99 additions & 0 deletions site/src/components/Textarea/Textarea.stories.tsx
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import type { Meta, StoryObj } from "@storybook/react";
import { expect, userEvent, within } from "@storybook/test";
import { useState } from "react";
import { Textarea } from "./Textarea";

const meta: Meta<typeof Textarea> = {
title: "components/Textarea",
component: Textarea,
args: {},
argTypes: {
value: {
control: "text",
description: "The controlled value of the textarea",
},
defaultValue: {
control: "text",
description: "The default value when initially rendered",
},
disabled: {
control: "boolean",
description:
"When true, prevents the user from interacting with the textarea",
},
placeholder: {
control: "text",
description: "Placeholder text displayed when the textarea is empty",
},
rows: {
control: "number",
description: "The number of rows to display",
},
},
};

export default meta;
type Story = StoryObj<typeof Textarea>;

export const WithPlaceholder: Story = {
args: {
placeholder: "Enter your message here...",
},
};

export const Disabled: Story = {
args: {
disabled: true,
placeholder: "Placeholder",
},
};

export const WithDefaultValue: Story = {
args: {
defaultValue: "This is some default text in the textarea.",
},
};

export const Large: Story = {
args: {
rows: 8,
placeholder: "Placeholder: A larger textarea with more rows",
},
};

const ControlledTextarea = () => {
const [value, setValue] = useState("This is a controlled textarea.");
return (
<div className="space-y-2">
<Textarea
value={value}
placeholder="Type something..."
onChange={(e) => setValue(e.target.value)}
/>
<div className="text-sm text-content-secondary">
Character count: {value.length}
</div>
</div>
);
};

export const Controlled: Story = {
render: () => <ControlledTextarea />,
};

export const TypeText: Story = {
args: {
placeholder: "Type something here...",
},
play: async ({ canvasElement }) => {
const canvas = within(canvasElement);
const textarea = canvas.getByRole("textbox");
await userEvent.type(
textarea,
"Hello, this is some example text being typed into the textarea!",
);
expect(textarea).toHaveValue(
"Hello, this is some example text being typed into the textarea!",
);
},
};
26 changes: 26 additions & 0 deletions site/src/components/Textarea/Textarea.tsx
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/**
* Copied from shadc/ui on 04/18/2025
* @see {@link https://ui.shadcn.com/docs/components/textarea}
*/
import * as React from "react";

import { cn } from "utils/cn";

export const Textarea = React.forwardRef<
HTMLTextAreaElement,
React.ComponentProps<"textarea">
>(({ className, ...props }, ref) => {
return (
<textarea
className={cn(
`flex min-h-[60px] w-full px-3 py-2 text-sm shadow-sm text-content-primary
rounded-md border border-border bg-transparent placeholder:text-content-secondary
focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-content-link
disabled:cursor-not-allowed disabled:opacity-50 disabled:text-content-disabled md:text-sm`,
className,
)}
ref={ref}
{...props}
/>
);
});
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