import { NextResponse } from "next/server"
import { mockPlayers, mockServices, mockShops } from "@/lib/mock"
import { searchCatalog } from "@/lib/search/search-catalog"
import type { SearchSort } from "@/lib/search/types"

export const dynamic = "force-dynamic"

const SEARCH_SORTS: ReadonlySet<SearchSort> = new Set([
  "composite",
  "rating",
  "orders",
  "price_asc",
  "price_desc",
])

function numberParam(value: string | null, fallback: number) {
  if (value === null) return fallback
  const parsed = Number(value)
  return Number.isFinite(parsed) ? parsed : fallback
}

export async function GET(request: Request) {
  const { searchParams } = new URL(request.url)

  const q = searchParams.get("q") ?? undefined
  const selectedGames = searchParams.getAll("game")
  const min = searchParams.get("min") ?? ""
  const max = searchParams.get("max") ?? ""
  const onlyOnline = (searchParams.get("online") ?? "0") === "1"
  const minRating = searchParams.get("minRating") ?? "0"

  const sortParam = (searchParams.get("sort") ?? "composite") as SearchSort
  const sort: SearchSort = SEARCH_SORTS.has(sortParam) ? sortParam : "composite"

  const limit = numberParam(searchParams.get("limit"), 12)
  const offset = numberParam(searchParams.get("offset"), 0)

  const response = searchCatalog(
    {
      q,
      selectedGames,
      min,
      max,
      onlyOnline,
      minRating,
      sort,
      limit,
      offset,
    },
    {
      players: mockPlayers,
      shops: mockShops,
      services: mockServices,
    },
  )

  return NextResponse.json(response, {
    headers: {
      "Cache-Control": "no-store",
    },
  })
}