import { getConfig, VendureConfig } from '../api'
import { searchResultFragment } from '@framework/api/fragments/search-result'
import { GetAllProductsQuery } from '@framework/schema'
import { normalizeSearchResult } from '@framework/lib/normalize'

export const getAllProductsQuery = /* GraphQL */ `
  query getAllProducts(
    $input: SearchInput!
  ) {
    search(input: $input) {
        items {
          ...SearchResult
        }
    }
  }
  ${searchResultFragment}
`

export type ProductVariables = { first?: number; }

async function getAllProducts(opts?: {
  variables?: ProductVariables
  config?: VendureConfig
  preview?: boolean
}): Promise<{ products: Product[] }>

async function getAllProducts({
  query = getAllProductsQuery,
  variables: { ...vars } = {},
  config,
}: {
  query?: string
  variables?: ProductVariables
  config?: VendureConfig
  preview?: boolean
} = {}): Promise<{ products: Product[] | any[] }> {
  config = getConfig(config)
  const variables = {
    input: {
      take: vars.first,
      groupByProduct: true
    }
  }
  const { data } = await config.fetch<GetAllProductsQuery>(
    query,
    { variables }
  )

  return {
    products: data.search.items.map(item => normalizeSearchResult(item))
  }
}

export default getAllProducts