import { NextRequest, NextResponse } from 'next/server';
import { prisma } from '@/lib/db';
import { verifyAdminAuth } from '@/lib/admin-auth';

export async function GET(
  request: NextRequest,
  { params }: { params: Promise<{ id: string }> }
) {
  try {
    const adminUser = await verifyAdminAuth(request);
    if (!adminUser) {
      return NextResponse.json({ error: 'Unauthorized' }, { status: 401 });
    }

    const { id } = await params;
    const socialMediaLink = await prisma.socialMediaLink.findUnique({
      where: { id },
      include: {
        creator: { select: { name: true, email: true } },
        updater: { select: { name: true, email: true } }
      }
    });

    if (!socialMediaLink) {
      return NextResponse.json(
        { success: false, error: 'Social media link not found' },
        { status: 404 }
      );
    }

    return NextResponse.json({
      success: true,
      data: socialMediaLink
    });
  } catch (error) {
    console.error('Error fetching social media link:', error);
    return NextResponse.json(
      { success: false, error: 'Failed to fetch social media link' },
      { status: 500 }
    );
  }
}

export async function PUT(
  request: NextRequest,
  { params }: { params: Promise<{ id: string }> }
) {
  try {
    const adminUser = await verifyAdminAuth(request);
    if (!adminUser) {
      return NextResponse.json({ error: 'Unauthorized' }, { status: 401 });
    }

    const { id } = await params;
    const body = await request.json();
    const {
      platform,
      name,
      url,
      icon,
      isEnabled,
      order
    } = body;

    if (!platform || !name || !url || !icon) {
      return NextResponse.json(
        { success: false, error: 'Platform, name, URL, and icon are required' },
        { status: 400 }
      );
    }

    // Check if another link uses the same platform
    const existingLink = await prisma.socialMediaLink.findFirst({
      where: {
        platform,
        id: { not: id }
      }
    });

    if (existingLink) {
      return NextResponse.json(
        { success: false, error: 'Another social media link for this platform already exists' },
        { status: 400 }
      );
    }

    const socialMediaLink = await prisma.socialMediaLink.update({
      where: { id },
      data: {
        platform,
        name,
        url,
        icon,
        isEnabled,
        order,
        updatedBy: adminUser.id
      },
      include: {
        creator: { select: { name: true, email: true } },
        updater: { select: { name: true, email: true } }
      }
    });

    return NextResponse.json({
      success: true,
      data: socialMediaLink
    });
  } catch (error) {
    console.error('Error updating social media link:', error);
    return NextResponse.json(
      { success: false, error: 'Failed to update social media link' },
      { status: 500 }
    );
  }
}

export async function DELETE(
  request: NextRequest,
  { params }: { params: Promise<{ id: string }> }
) {
  try {
    const adminUser = await verifyAdminAuth(request);
    if (!adminUser) {
      return NextResponse.json({ error: 'Unauthorized' }, { status: 401 });
    }

    const { id } = await params;
    await prisma.socialMediaLink.delete({
      where: { id }
    });

    return NextResponse.json({
      success: true,
      message: 'Social media link deleted successfully'
    });
  } catch (error) {
    console.error('Error deleting social media link:', error);
    return NextResponse.json(
      { success: false, error: 'Failed to delete social media link' },
      { status: 500 }
    );
  }
}