"use client";

import "../app/globals.css";
import {
  Loader2,
  CheckCircle,
  XCircle,
  GitBranch,
  MessageSquare,
  FileText,
} from "lucide-react";
import { useState } from "react";

type Step = {
  name: string;
  status: "waiting" | "generating" | "success" | "error";
  error?: string;
};

type InitializeStepProps = {
  status: "loading" | "generating" | "done";
  success?: boolean;
  steps?: Step[];
  reasoningText?: string;
  summaryText?: string;
};

export function InitializeStep({
  status,
  success,
  steps,
  reasoningText,
  summaryText,
}: InitializeStepProps) {
  const [showReasoning, setShowReasoning] = useState(false);
  const [showSummary, setShowSummary] = useState(false);

  const stepStatusIcon = {
    waiting: (
      <div className="h-3.5 w-3.5 rounded-full border border-gray-300" />
    ),
    generating: <Loader2 className="h-3.5 w-3.5 animate-spin text-gray-500" />,
    success: <CheckCircle className="h-3.5 w-3.5 text-green-500" />,
    error: <XCircle className="h-3.5 w-3.5 text-red-500" />,
  };

  const getStatusIcon = () => {
    switch (status) {
      case "loading":
        return (
          <div className="h-3.5 w-3.5 rounded-full border border-gray-300" />
        );
      case "generating":
        return <Loader2 className="h-3.5 w-3.5 animate-spin text-gray-500" />;
      case "done":
        return success ? (
          <CheckCircle className="h-3.5 w-3.5 text-green-500" />
        ) : (
          <XCircle className="h-3.5 w-3.5 text-red-500" />
        );
    }
  };

  const getStatusText = () => {
    switch (status) {
      case "loading":
        return "Preparing environment...";
      case "generating":
        return "Initializing environment...";
      case "done":
        return success ? "Environment ready" : "Initialization failed";
    }
  };

  return (
    <div className="overflow-hidden rounded-md border border-gray-200">
      {reasoningText && (
        <div className="border-b border-blue-100 bg-blue-50 p-2">
          <button
            onClick={() => setShowReasoning(!showReasoning)}
            className="flex items-center gap-1 text-xs font-normal text-blue-700 hover:text-blue-800"
          >
            <MessageSquare className="h-3 w-3" />
            {showReasoning ? "Hide reasoning" : "Show reasoning"}
          </button>
          {showReasoning && (
            <p className="mt-1 text-xs font-normal text-blue-800">
              {reasoningText}
            </p>
          )}
        </div>
      )}

      <div className="flex items-center border-b border-gray-200 bg-gray-50 p-2">
        <GitBranch className="mr-2 h-3.5 w-3.5 text-gray-500" />
        <span className="flex-1 text-xs font-normal text-gray-800">
          {getStatusText()}
        </span>
        {getStatusIcon()}
      </div>

      {steps && (status === "generating" || status === "done") && (
        <div className="p-2">
          <ul className="space-y-2">
            {steps.map((step, index) => (
              <li
                key={index}
                className="flex items-center text-xs"
              >
                <span className="mr-2">{stepStatusIcon[step.status]}</span>
                <span
                  className={`font-normal ${step.status === "error" ? "text-red-500" : "text-gray-800"}`}
                >
                  {step.name}
                </span>
                {step.error && (
                  <span className="ml-2 text-xs text-red-500">
                    ({step.error})
                  </span>
                )}
              </li>
            ))}
          </ul>
        </div>
      )}

      {summaryText && status === "done" && (
        <div className="border-t border-green-100 bg-green-50 p-2">
          <button
            onClick={() => setShowSummary(!showSummary)}
            className="flex items-center gap-1 text-xs font-normal text-green-700 hover:text-green-800"
          >
            <FileText className="h-3 w-3" />
            {showSummary ? "Hide summary" : "Show summary"}
          </button>
          {showSummary && (
            <p className="mt-1 text-xs font-normal text-green-800">
              {summaryText}
            </p>
          )}
        </div>
      )}
    </div>
  );
}