"use client";

import { useState } from "react";
import { Button } from "@mosaic/ui";
import { useRouter } from "next/navigation";
import { ComingSoon } from "@/components/ui/ComingSoon";

/**
 * Check if we're in development mode (runtime check for testability)
 */
function isDevelopment(): boolean {
  return process.env.NODE_ENV === "development";
}

/**
 * Internal Quick Capture Widget implementation
 */
function QuickCaptureWidgetInternal(): React.JSX.Element {
  const [idea, setIdea] = useState("");
  const router = useRouter();

  const handleSubmit = (e: React.SyntheticEvent<HTMLFormElement>): void => {
    e.preventDefault();
    if (!idea.trim()) return;

    // TODO: Implement quick capture API call
    // For now, just show a success indicator
    console.log("Quick capture:", idea);
    setIdea("");
  };

  const goToTasks = (): void => {
    router.push("/tasks");
  };

  return (
    <div className="bg-white rounded-lg shadow-sm border border-gray-200 p-6">
      <h2 className="text-lg font-semibold text-gray-900 mb-4">Quick Capture</h2>
      <p className="text-sm text-gray-600 mb-4">Quickly jot down ideas or brain dumps</p>
      <form onSubmit={handleSubmit} className="space-y-3">
        <textarea
          value={idea}
          onChange={(e) => {
            setIdea(e.target.value);
          }}
          placeholder="What's on your mind?"
          className="w-full px-3 py-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-blue-500 focus:border-transparent resize-none"
          rows={3}
        />
        <div className="flex gap-2">
          <Button type="submit" variant="primary" size="sm">
            Save Note
          </Button>
          <Button type="button" variant="secondary" size="sm" onClick={goToTasks}>
            Create Task
          </Button>
        </div>
      </form>
    </div>
  );
}

/**
 * Quick Capture Widget (Dashboard version)
 *
 * In production: Shows Coming Soon placeholder
 * In development: Full widget functionality
 */
export function QuickCaptureWidget(): React.JSX.Element {
  // In production, show Coming Soon placeholder
  if (!isDevelopment()) {
    return (
      <div className="bg-white rounded-lg shadow-sm border border-gray-200 p-6">
        <ComingSoon
          feature="Quick Capture"
          description="Quickly jot down ideas for later organization. This feature is currently under development."
          className="!p-0 !min-h-0"
        />
      </div>
    );
  }

  // In development, show full widget functionality
  return <QuickCaptureWidgetInternal />;
}