'use client';

import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui/card';
import { Avatar, AvatarFallback } from '@/components/ui/avatar';
import { Badge } from '@/components/ui/badge';
import { formatDistanceToNow } from 'date-fns';
import { ActivityLog } from '@/types/dashboard';
import Link from 'next/link';

interface RecentActivityProps {
  activities: ActivityLog[] | undefined;
  isLoading: boolean;
}

export function RecentActivity({ activities, isLoading }: RecentActivityProps) {
  if (isLoading) {
    return (
      <Card className="h-full">
        <CardHeader>
          <CardTitle className="text-lg">Recent Activity</CardTitle>
        </CardHeader>
        <CardContent>
          <div className="space-y-6">
            {[...Array(3)].map((_, i) => (
              <div key={i} className="h-16 bg-muted animate-pulse rounded-md" />
            ))}
          </div>
        </CardContent>
      </Card>
    );
  }

  if (!activities || activities.length === 0) {
    return (
      <Card className="h-full">
        <CardHeader>
          <CardTitle className="text-lg">Recent Activity</CardTitle>
        </CardHeader>
        <CardContent className="text-muted-foreground text-sm text-center py-8">No recent activity.</CardContent>
      </Card>
    );
  }
  return (
    <Card className="h-full">
      <CardHeader>
        <CardTitle className="text-lg">Recent Activity</CardTitle>
      </CardHeader>
      <CardContent>
        <div className="space-y-6">
          {activities.map((activity) => (
            <div key={activity.id} className="flex gap-4 pb-4 border-b last:border-0 last:pb-0">
              <Avatar className="h-10 w-10 border">
                <AvatarFallback className="bg-primary/10 text-primary font-medium">
                  {activity.user.initials}
                </AvatarFallback>
              </Avatar>

              <div className="flex-1 space-y-1">
                <div className="flex items-center justify-between">
                  <div className="flex items-center gap-2">
                    <span className="font-semibold text-sm">{activity.user.name}</span>
                    <Badge variant="secondary" className="text-[10px] h-5 px-1.5 font-normal">
                      {activity.action}
                    </Badge>
                  </div>
                  <span className="text-xs text-muted-foreground">
                    {formatDistanceToNow(new Date(activity.createdAt), {
                      addSuffix: true,
                    })}
                  </span>
                </div>

                <Link href={activity.targetUrl} className="block group">
                  <p className="text-sm text-foreground group-hover:text-primary transition-colors">
                    {activity.description}
                  </p>
                </Link>
              </div>
            </div>
          ))}
        </div>
      </CardContent>
    </Card>
  );
}