import { NextRequest, NextResponse } from 'next/server'
import { prisma } from '@/lib/db/prisma'
import { getCurrentUser } from '@/lib/auth'
import { canAccessWorkspace } from '@/lib/db/workspace-access'

// GET /api/workspaces/[id]/handoff-notes
export async function GET(
  request: NextRequest,
  { params }: { params: { id: string } }
) {
  try {
    const user = await getCurrentUser()
    if (!user) {
      return NextResponse.json({ error: 'Unauthorized' }, { status: 401 })
    }

    const workspaceId = params.id
    const access = await canAccessWorkspace(user.id, workspaceId)
    if (!access) {
      return NextResponse.json({ error: 'Forbidden' }, { status: 403 })
    }

    // Get notes that haven't expired
    const notes = await prisma.handoffNote.findMany({
      where: {
        workspaceId,
        expiresAt: { gte: new Date() }
      },
      orderBy: { createdAt: 'desc' },
      include: {
        createdBy: { select: { id: true, name: true } }
      }
    })

    return NextResponse.json({ notes })
  } catch (error) {
    console.error('Failed to fetch handoff notes:', error)
    return NextResponse.json(
      { error: 'Failed to fetch handoff notes' },
      { status: 500 }
    )
  }
}

// POST /api/workspaces/[id]/handoff-notes
export async function POST(
  request: NextRequest,
  { params }: { params: { id: string } }
) {
  try {
    const user = await getCurrentUser()
    if (!user) {
      return NextResponse.json({ error: 'Unauthorized' }, { status: 401 })
    }

    const workspaceId = params.id
    const access = await canAccessWorkspace(user.id, workspaceId)
    if (!access || access.role === 'VIEWER') {
      return NextResponse.json({ error: 'Forbidden' }, { status: 403 })
    }

    const body = await request.json()
    const { content, category, priority, expiresAt } = body

    const note = await prisma.handoffNote.create({
      data: {
        workspaceId,
        content,
        category: category || 'GENERAL',
        priority: priority || 'NORMAL',
        expiresAt: new Date(expiresAt),
        createdById: user.id,
        acknowledgedBy: []
      },
      include: {
        createdBy: { select: { id: true, name: true } }
      }
    })

    // Log audit
    await prisma.auditLog.create({
      data: {
        workspaceId,
        userId: user.id,
        action: 'CREATE',
        entityType: 'HANDOFF_NOTE',
        entityId: note.id,
        details: { category, priority }
      }
    })

    return NextResponse.json({ note })
  } catch (error) {
    console.error('Failed to create handoff note:', error)
    return NextResponse.json(
      { error: 'Failed to create handoff note' },
      { status: 500 }
    )
  }
}