import {z} from 'zod'

export type GetApiMerchantHierarchyArgs = {'Content-Type': 'application/json' | 'application/json;charset=UTF-8', 'FSV-Interaction-Id': string, 'Institution-Number': string, Environment: string, internalMerchantId?: string | undefined, externalMerchantId?: string | undefined, parentInternalMerchantId?: string | undefined, merchantStatusIndex?: string | undefined, merchantLevelCode?: ('MEMBER' | 'GROUP' | 'SUB_GROUP') | undefined, extractDirection?: ('UP' | 'DOWN') | undefined, limit?: number | undefined, offset?: number | undefined};

export type GetApiMerchantHierarchyOptions = {baseUrl?: string | undefined, AppKey?: string | undefined, JWSSignature?: string | undefined, fetch?: typeof fetch | undefined};

export const pagingMetaType = z.object({count: z.number().int().optional(), totalPages: z.number().int().optional(), currentOffset: z.number().int().optional(), currentNumberOfRetrievedRecords: z.number().int().optional(), maxLimit: z.number().int().optional(), hasMoreRecords: z.boolean().optional(), pageNumber: z.number().int().optional()});

export const sortingMetaType = z.object({sort: z.string().optional()});

export const sourceType = z.object({pointer: z.string().optional(), parameter: z.string().optional(), header: z.string().optional()});

export const errorType = z.object({id: z.string().optional(), code: z.string(), title: z.string(), detail: z.string().optional(), source: sourceType.optional()});

export const metaType = z.object({paging: pagingMetaType.optional(), sorting: sortingMetaType.optional(), messages: z.array(errorType).optional()});

export const oPYGenericDescription = z.string().max(100);

export const oPYMerchantPropertyPropertyObj = z.object({propertyIndex: z.string().min(3).max(3).optional(), propertyDescription: oPYGenericDescription.optional()});

export const oPYMerchantPropertyPropertyValue = z.string().max(60);

export const oPYLastUpdatedBy = z.string().max(60);

export const oPYLastUpdated = z.string().min(8).max(8);

export const linksType = z.object({self: z.string().optional(), first: z.string().optional(), last: z.string().optional(), prev: z.string().optional(), next: z.string().optional()});

export const inlineResponse20011 = z.object({meta: metaType.optional(), data: z.array(z.object({merchantProperty: oPYMerchantPropertyPropertyObj.optional(), propertyValue: oPYMerchantPropertyPropertyValue.optional(), lastUpdatedBy: oPYLastUpdatedBy.optional(), lastUpdatedDate: oPYLastUpdated.optional()})).optional(), errors: z.array(errorType).optional(), links: linksType.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
};

/**
 * Retrieve Merchant Hierarchy
 * 
 * GET /merchant-hierarchy
 */
export const getApiMerchantHierarchy = async (args: GetApiMerchantHierarchyArgs, options?: GetApiMerchantHierarchyOptions) => {
const {baseUrl = "https://prod.emea.api.fiservapps.com/ipp/omnipay/acquirerprofile/v1.0", fetch: fetchFn = fetch, AppKey, JWSSignature} = options ?? {}

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

if (args['Content-Type'] != null) headers.set("Content-Type", String(args['Content-Type']))
if (args['FSV-Interaction-Id'] != null) headers.set("FSV-Interaction-Id", String(args['FSV-Interaction-Id']))
if (args['Institution-Number'] != null) headers.set("Institution-Number", String(args['Institution-Number']))
if (args.Environment != null) headers.set("Environment", String(args.Environment))
if (args.internalMerchantId != null) query.append("internalMerchantId", String(args.internalMerchantId))
if (args.externalMerchantId != null) query.append("externalMerchantId", String(args.externalMerchantId))
if (args.parentInternalMerchantId != null) query.append("parentInternalMerchantId", String(args.parentInternalMerchantId))
if (args.merchantStatusIndex != null) query.append("merchantStatusIndex", String(args.merchantStatusIndex))
if (args.merchantLevelCode != null) query.append("merchantLevelCode", String(args.merchantLevelCode))
if (args.extractDirection != null) query.append("extractDirection", String(args.extractDirection))
if (args.limit != null) query.append("limit", String(args.limit))
if (args.offset != null) query.append("offset", String(args.offset))
if (AppKey !== undefined) headers.set("Api-Key", AppKey)
if (JWSSignature !== undefined) headers.set("JWS-Signature", JWSSignature)

const url = `${baseUrl.replace(/\/+$/, '')}/merchant-hierarchy${query.size > 0 ? `?${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(inlineResponse20011, await res.json())
};