Initial commit: 国土空间规划课程智能体 v1.0

单容器 Docker 架构的国土空间规划课程智能问答系统，集成 FastAPI 后端与 Next.js 前端。 Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
2026-05-22 09:40:18 +08:00
commit ddbb79b9f6
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+import * as React from "react";
+import { Slot } from "@radix-ui/react-slot";
+import { cva, type VariantProps } from "class-variance-authority";
+import { cn } from "@/lib/utils";
+
+const buttonVariants = cva(
+  "mit-button inline-flex items-center justify-center whitespace-nowrap rounded-md text-sm font-medium transition-all focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2 disabled:pointer-events-none disabled:opacity-50",
+  {
+    variants: {
+      variant: {
+        default: "mit-button-primary",
+        destructive:
+          "bg-destructive text-destructive-foreground hover:bg-destructive/90",
+        outline:
+          "border border-input bg-background hover:bg-accent hover:text-accent-foreground",
+        secondary: "mit-button-secondary",
+        ghost: "hover:bg-accent hover:text-accent-foreground",
+        link: "text-primary underline-offset-4 hover:underline",
+      },
+      size: {
+        default: "h-10 px-4 py-2",
+        sm: "h-8 rounded-md px-3",
+        lg: "h-11 rounded-md px-8",
+        icon: "h-10 w-10",
+      },
+    },
+    defaultVariants: {
+      variant: "default",
+      size: "default",
+    },
+  }
+);
+
+export interface ButtonProps
+  extends React.ButtonHTMLAttributes<HTMLButtonElement>,
+    VariantProps<typeof buttonVariants> {
+  asChild?: boolean;
+  loading?: boolean;
+}
+
+const Button = React.forwardRef<HTMLButtonElement, ButtonProps>(
+  ({ className, variant, size, asChild = false, loading = false, disabled, children, ...props }, ref) => {
+    const Comp = asChild ? Slot : "button";
+    
+    if (asChild) {
+      return (
+        <Comp
+          className={cn(buttonVariants({ variant, size, className }))}
+          ref={ref}
+          {...props}
+        >
+          {children}
+        </Comp>
+      );
+    }
+    
+    return (
+      <Comp
+        className={cn(buttonVariants({ variant, size, className }))}
+        ref={ref}
+        disabled={disabled || loading}
+        {...props}
+      >
+        {loading && (
+          <svg
+            className="mr-2 h-4 w-4 animate-spin"
+            xmlns="http://www.w3.org/2000/svg"
+            fill="none"
+            viewBox="0 0 24 24"
+          >
+            <circle
+              className="opacity-25"
+              cx="12"
+              cy="12"
+              r="10"
+              stroke="currentColor"
+              strokeWidth="4"
+            />
+            <path
+              className="opacity-75"
+              fill="currentColor"
+              d="M4 12a8 8 0 018-8V0C5.373 0 0 5.373 0 12h4zm2 5.291A7.962 7.962 0 014 12H0c0 3.042 1.135 5.824 3 7.938l3-2.647z"
+            />
+          </svg>
+        )}
+        {children}
+      </Comp>
+    );
+  }
+);
+Button.displayName = "Button";
+
+export { Button, buttonVariants };