dify

dify/web/app/components/base/markdown-blocks/code-block.stories.tsx

@@ -0,0 +1,70 @@
+import type { Meta, StoryObj } from '@storybook/nextjs'
+import CodeBlock from './code-block'
+
+const SAMPLE_CODE = `const greet = (name: string) => {
+  return \`Hello, \${name}\`
+}
+
+console.log(greet('Dify'))`
+
+const CodeBlockDemo = ({
+  language = 'typescript',
+}: {
+  language?: string
+}) => {
+  return (
+    <div className="flex w-full max-w-xl flex-col gap-4 rounded-2xl border border-divider-subtle bg-components-panel-bg p-6">
+      <div className="text-xs uppercase tracking-[0.18em] text-text-tertiary">Code block</div>
+      <CodeBlock
+        className={`language-${language}`}
+      >
+        {SAMPLE_CODE}
+      </CodeBlock>
+    </div>
+  )
+}
+
+const meta = {
+  title: 'Base/Data Display/CodeBlock',
+  component: CodeBlockDemo,
+  parameters: {
+    layout: 'centered',
+    docs: {
+      description: {
+        component: 'Syntax highlighted code block with copy button and SVG toggle support.',
+      },
+    },
+  },
+  argTypes: {
+    language: {
+      control: 'radio',
+      options: ['typescript', 'json', 'mermaid'],
+    },
+  },
+  args: {
+    language: 'typescript',
+  },
+  tags: ['autodocs'],
+} satisfies Meta<typeof CodeBlockDemo>
+
+export default meta
+type Story = StoryObj<typeof meta>
+
+export const Playground: Story = {}
+
+export const Mermaid: Story = {
+  args: {
+    language: 'mermaid',
+  },
+  render: ({ language }) => (
+    <div className="flex w-full max-w-xl flex-col gap-4 rounded-2xl border border-divider-subtle bg-components-panel-bg p-6">
+      <CodeBlock className={`language-${language}`}>
+        {`graph TD
+  Start --> Decision{User message?}
+  Decision -->|Tool| ToolCall[Call web search]
+  Decision -->|Respond| Answer[Compose draft]
+`}
+      </CodeBlock>
+    </div>
+  ),
+}