import { NextRequest, NextResponse } from 'next/server';
import { prisma } from '@/lib/prisma';

export async function GET(request: NextRequest) {
  try {
    const { searchParams } = new URL(request.url);
    const slug = searchParams.get('slug');
    const search = searchParams.get('search');
    const category = searchParams.get('category');

    if (slug) {
      // Search by slug (convert title to slug format)
      const projects = await prisma.project.findMany({
        where: {
          published: true
        },
        orderBy: { createdAt: 'desc' }
      });

      // Find exact match by converting titles to slugs
      const foundProject = projects.find(project => {
        const projectSlug = project.title.toLowerCase()
          .replace(/[^a-z0-9]+/g, '-')
          .replace(/^-+|-+$/g, '');
        return projectSlug === slug;
      });

      if (foundProject) {
        return NextResponse.json({ projects: [foundProject] });
      }

      // If no exact match, return empty array
      return NextResponse.json({ projects: [] });
    }

    if (search) {
      // General search
      const projects = await prisma.project.findMany({
        where: {
          published: true,
          OR: [
            { title: { contains: search, mode: 'insensitive' } },
            { description: { contains: search, mode: 'insensitive' } },
            { tags: { hasSome: [search] } },
            { content: { contains: search, mode: 'insensitive' } }
          ]
        },
        orderBy: { createdAt: 'desc' }
      });

      return NextResponse.json({ projects });
    }

    if (category && category !== 'All') {
      // Filter by category
      const projects = await prisma.project.findMany({
        where: {
          published: true,
          category: category
        },
        orderBy: { createdAt: 'desc' }
      });

      return NextResponse.json({ projects });
    }

    // Return all published projects if no specific search
    const projects = await prisma.project.findMany({
      where: { published: true },
      orderBy: { createdAt: 'desc' }
    });

    return NextResponse.json({ projects });
  } catch (error) {
    console.error('Error searching projects:', error);
    return NextResponse.json(
      { error: 'Failed to search projects' },
      { status: 500 }
    );
  }
}