import { NextResponse } from "next/server"
import { and, desc, eq } from "drizzle-orm"
import { db } from "@/lib/db"
import { tenants } from "@/lib/db/schema"
import { resolveApiRequest } from "@/lib/api-auth"

// Public REST API (v1) — Bearer API-key auth. Scoped by the resolved owner id.

const unauthorized = () =>
  NextResponse.json({ error: { code: 401, message: "Unauthorized" } }, { status: 401 })

export async function GET(request: Request) {
  const ctx = await resolveApiRequest(request)
  if (!ctx) return unauthorized()

  const { searchParams } = new URL(request.url)
  const propertyId = searchParams.get("property_id")
  const status = searchParams.get("status")

  const validStatuses = ["active", "moved_out", "evicted"]
  if (status && !validStatuses.includes(status)) {
    return NextResponse.json(
      { error: { code: 400, message: "Invalid status" } },
      { status: 400 }
    )
  }

  // Include unit + lease status so consumers can see each tenant's lease state,
  // mirroring the internal /api/tenants route's enriched shape.
  const data = await db.query.tenants.findMany({
    where: and(
      eq(tenants.user_id, ctx.ownerId),
      status ? eq(tenants.status, status as typeof tenants.$inferSelect.status) : undefined,
      propertyId ? eq(tenants.property_id, propertyId) : undefined
    ),
    with: {
      unit: { columns: { unit_number: true, rent_amount: true, status: true } },
      property: { columns: { name: true } },
      leases: { columns: { id: true, status: true, lease_start: true, lease_end: true } },
    },
    orderBy: desc(tenants.created_at),
  })

  return NextResponse.json({ data, count: data.length })
}