import React from 'react';
import {
  Search,
  CircleDashed,
  CheckCircle,
  AlertTriangle,
  ExternalLink,
} from 'lucide-react';
import { ToolViewProps } from './types';
import {
  extractSearchQuery,
  extractSearchResults,
  cleanUrl,
  formatTimestamp,
  getToolTitle,
} from './utils';
import { cn } from '@/lib/utils';

export function WebSearchToolView({
  name = 'web-search',
  assistantContent,
  toolContent,
  assistantTimestamp,
  toolTimestamp,
  isSuccess = true,
  isStreaming = false,
}: ToolViewProps) {
  const query = extractSearchQuery(assistantContent);
  const searchResults = extractSearchResults(toolContent);
  const toolTitle = getToolTitle(name);

  return (
    <div className="flex flex-col h-full">
      <div className="flex-1 p-4 overflow-auto">
        <div className="border border-zinc-200 dark:border-zinc-800 rounded-md overflow-hidden h-full flex flex-col">
          <div className="flex items-center p-2 bg-zinc-100 dark:bg-zinc-900 justify-between border-b border-zinc-200 dark:border-zinc-800">
            <div className="flex items-center">
              <Search className="h-4 w-4 mr-2 text-zinc-600 dark:text-zinc-400" />
              <span className="text-xs font-medium text-zinc-700 dark:text-zinc-300">
                {toolTitle}
              </span>
            </div>

            {!isStreaming && (
              <span
                className={cn(
                  'text-xs flex items-center',
                  isSuccess
                    ? 'text-emerald-600 dark:text-emerald-400'
                    : 'text-red-600 dark:text-red-400',
                )}
              >
                <span className="h-1.5 w-1.5 rounded-full mr-1.5 bg-current"></span>
                {isSuccess ? 'Success' : 'Failed'}
              </span>
            )}
          </div>

          <div className="px-3 py-2 border-b border-zinc-200 dark:border-zinc-800 bg-zinc-50 dark:bg-zinc-900">
            <code className="text-xs font-mono text-zinc-700 dark:text-zinc-300">
              {query || 'Unknown query'}
            </code>
          </div>

          <div className="flex-1 overflow-auto bg-white dark:bg-zinc-950 font-mono text-sm">
            {isStreaming ? (
              <div className="flex-1 flex items-center justify-center">
                <div className="text-center p-6">
                  <CircleDashed className="h-8 w-8 mx-auto mb-3 text-blue-500 animate-spin" />
                  <p className="text-sm font-medium text-zinc-700 dark:text-zinc-300">
                    Searching the web...
                  </p>
                  <p className="text-xs mt-1 text-zinc-500 dark:text-zinc-400">
                    This might take a moment
                  </p>
                </div>
              </div>
            ) : searchResults.length > 0 ? (
              <div className="p-3">
                <div className="text-xs font-medium text-zinc-500 dark:text-zinc-400 mb-3">
                  Found {searchResults.length} results
                </div>
                <div className="divide-y divide-zinc-100 dark:divide-zinc-800 bg-zinc-50 dark:bg-zinc-900 border border-zinc-200 dark:border-zinc-800 rounded-md">
                  {searchResults.map((result, idx) => (
                    <div key={idx} className="p-3 space-y-1">
                      <div className="flex flex-col">
                        <div className="text-xs text-zinc-500 dark:text-zinc-400 truncate mb-0.5">
                          {cleanUrl(result.url)}
                        </div>
                        <a
                          href={result.url}
                          target="_blank"
                          rel="noopener noreferrer"
                          className="text-sm text-blue-600 dark:text-blue-400 hover:underline font-medium flex items-center gap-1"
                        >
                          {result.title}
                          <ExternalLink className="h-3 w-3 opacity-60" />
                        </a>
                      </div>
                      {result.snippet && (
                        <p className="text-xs text-zinc-600 dark:text-zinc-400 line-clamp-2">
                          {result.snippet}
                        </p>
                      )}
                    </div>
                  ))}
                </div>
              </div>
            ) : (
              <div className="p-6 text-center flex-1 flex flex-col items-center justify-center h-full">
                <Search className="h-6 w-6 mx-auto mb-2 text-zinc-400 dark:text-zinc-500" />
                <p className="text-sm font-medium text-zinc-700 dark:text-zinc-300">
                  No results found
                </p>
                <p className="text-xs mt-1 text-zinc-500 dark:text-zinc-400">
                  Try refining your search query
                </p>
              </div>
            )}
          </div>
        </div>
      </div>

      <div className="p-4 border-t border-zinc-200 dark:border-zinc-800">
        <div className="flex items-center justify-between text-xs text-zinc-500 dark:text-zinc-400">
          {!isStreaming && (
            <div className="flex items-center gap-2">
              {isSuccess ? (
                <CheckCircle className="h-3.5 w-3.5 text-emerald-500" />
              ) : (
                <AlertTriangle className="h-3.5 w-3.5 text-red-500" />
              )}
              <span>
                {isSuccess
                  ? `${toolTitle} completed successfully`
                  : `${toolTitle} operation failed`}
              </span>
            </div>
          )}

          {isStreaming && (
            <div className="flex items-center gap-2">
              <CircleDashed className="h-3.5 w-3.5 text-blue-500 animate-spin" />
              <span>Executing {toolTitle.toLowerCase()}...</span>
            </div>
          )}

          <div className="text-xs">
            {toolTimestamp && !isStreaming
              ? formatTimestamp(toolTimestamp)
              : assistantTimestamp
                ? formatTimestamp(assistantTimestamp)
                : ''}
          </div>
        </div>
      </div>
    </div>
  );
}