import {z} from 'zod'

export type GetApiV0FactoryArgs = {page?: number | undefined, perPage?: number | undefined, type?: ('creature' | 'spell' | 'weapon') | undefined, sort?: string | undefined, order?: ('asc' | 'desc') | undefined};

export type GetApiV0FactoryOptions = {baseUrl?: string | undefined, fetch?: typeof fetch | undefined};

export const packFactory = z.object({address: z.string().min(1), type: z.string().min(1)});

export const packFactoryList = z.object({total: z.number().optional(), page: z.number().optional(), perPage: z.number().optional(), records: z.array(packFactory).optional()});

export const validateResponse = async <Output>(
  schema: {
    readonly '~standard': {
      readonly validate: (value: unknown) => ({ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }) | Promise<{ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }>
    }
  },
  value: unknown
): Promise<Output> => {
  const result = await schema['~standard'].validate(value)

  if (result.issues !== undefined) {
    const detail = result.issues
      .map(({ message, path }) =>
        path?.length
          ? `${path.map((segment) => String(typeof segment === 'object' ? segment.key : segment)).join('.')}: ${message}`
          : message
      )
      .join('; ')

    throw new Error(`Response does not match the schema: ${detail}`, { cause: { issues: result.issues } })
  }

  return result.value
};

/**
 * Get a list of pack factories
 * 
 * GET /v0/factory
 */
export const getApiV0Factory = async (args: GetApiV0FactoryArgs, options?: GetApiV0FactoryOptions) => {
const {baseUrl = "https://api.godsunchained.com", fetch: fetchFn = fetch} = options ?? {}

const query = new URLSearchParams()
const headers = new Headers()
headers.set('accept', "application/json")

if (args.page != null) query.append("page", String(args.page))
if (args.perPage != null) query.append("perPage", String(args.perPage))
if (args.type != null) query.append("type", String(args.type))
if (args.sort != null) query.append("sort", String(args.sort))
if (args.order != null) query.append("order", String(args.order))

const url = `${baseUrl.replace(/\/+$/, '')}/v0/factory${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "GET", headers})

if (!res.ok) throw new Error(`Request failed with status ${res.status}`, {cause: {status: res.status, body: await res.text()}})

return validateResponse(packFactoryList, await res.json())
};