import { NextRequest, NextResponse } from 'next/server'
import { auth } from '@/auth'
import { getAllTasks, createTask } from '@/lib/vikunja-client'

export async function GET(request: NextRequest) {
  const session = await auth()
  if (!session?.user) {
    return NextResponse.json({ error: 'Unauthorized' }, { status: 401 })
  }

  try {
    const { searchParams } = request.nextUrl
    const tasks = await getAllTasks({
      page: searchParams.get('page') ? parseInt(searchParams.get('page')!, 10) : undefined,
      per_page: searchParams.get('per_page') ? parseInt(searchParams.get('per_page')!, 10) : 50,
      sort_by: searchParams.get('sort_by') || undefined,
      order_by: searchParams.get('order_by') || undefined,
      filter: searchParams.get('filter') || undefined,
    })
    return NextResponse.json(tasks)
  } catch (error) {
    const message = error instanceof Error ? error.message : 'Failed to fetch tasks'
    return NextResponse.json({ error: message }, { status: 502 })
  }
}

export async function POST(request: Request) {
  const session = await auth()
  if (!session?.user) {
    return NextResponse.json({ error: 'Unauthorized' }, { status: 401 })
  }

  try {
    const body = await request.json()
    const { projectId, ...taskData } = body
    if (!projectId) {
      return NextResponse.json({ error: 'projectId is required' }, { status: 400 })
    }
    const task = await createTask(projectId, taskData)
    return NextResponse.json(task, { status: 201 })
  } catch (error) {
    const message = error instanceof Error ? error.message : 'Failed to create task'
    return NextResponse.json({ error: message }, { status: 502 })
  }
}