import {z} from 'zod'

export type OrderPaymentOrder = {id?: (string | null) | undefined, source_id?: (string | null) | undefined};

export type LoyaltiesProgramsMembersOrdersPaymentsCreateRequestBodyLimitCardBalance = {type: 'CARD_BALANCE'};

export type OrderPaymentLimitDefinition = {max: number};

export type LoyaltiesProgramsMembersOrdersPaymentsCreateRequestBodyLimitPointsLimit = {type: 'POINTS_LIMIT', points_limit: OrderPaymentLimitDefinition};

export type LoyaltiesProgramsMembersOrdersPaymentsCreateRequestBodyLimitAmountLimit = {type: 'AMOUNT_LIMIT', amount_limit: OrderPaymentLimitDefinition};

export type LoyaltiesProgramsMembersOrdersPaymentsCreateRequestBodyLimit = LoyaltiesProgramsMembersOrdersPaymentsCreateRequestBodyLimitCardBalance | LoyaltiesProgramsMembersOrdersPaymentsCreateRequestBodyLimitPointsLimit | LoyaltiesProgramsMembersOrdersPaymentsCreateRequestBodyLimitAmountLimit;

export type V2LoyaltiesProgramsMembersOrdersPaymentsCreateRequestBody = {card_id: string, order: OrderPaymentOrder, payment_limit?: (LoyaltiesProgramsMembersOrdersPaymentsCreateRequestBodyLimit | null) | undefined, mode?: ('TRANSACTION' | 'DRY_RUN' | null) | undefined};

export type CreateApiV2LoyaltiesProgramsProgramIdMembersMemberIdOrdersPaymentsArgs = {body: V2LoyaltiesProgramsMembersOrdersPaymentsCreateRequestBody};

export type CreateApiV2LoyaltiesProgramsProgramIdMembersMemberIdOrdersPaymentsOptions = {baseUrl?: string | undefined, XAppId?: string | undefined, XAppToken?: string | undefined, fetch?: typeof fetch | undefined};

export const orderPaymentRejection = z.object({reason: z.string().optional(), details: z.object({type: z.string().optional(), limit: z.number().optional(), spendings: z.number().optional()}).and(z.record(z.string(), z.unknown())).nullable().optional()});

export const orderPaymentPaymentDetails = z.object({id: z.string().optional(), amount: z.number().optional(), points_spent: z.number().optional(), exchange_ratio: z.number().optional()});

export const orderPaymentTransactionDetails = z.object({reason: z.string().optional(), rejection: orderPaymentRejection.nullable().optional(), metadata: z.object({amount_limit: z.number().int().optional(), points_limit: z.number().int().optional()}).and(z.record(z.string(), z.unknown())).optional(), payment: orderPaymentPaymentDetails.optional(), spending_cap: z.object({type: z.enum(["CARD_SPENDING_GLOBAL_SPENDING_BASED_LIMIT", "CARD_SPENDING_GLOBAL_TIME_BASED_LIMIT", "CARD_SPENDING_TRANSACTIONS_LIMIT", "REQUEST_PAYMENT_LIMIT", "ORDER_TOTAL_AMOUNT", "CARD_BALANCE_POINTS"]), unit: z.enum(["POINTS", "AMOUNT"]), value: z.number()}).optional()});

export const v2LoyaltiesProgramsMembersOrdersPaymentsCreateDryRunResponseBody = z.object({transaction: z.object({program_id: z.string().optional(), member_id: z.string().optional(), card_id: z.string().optional(), card_definition_id: z.string().optional(), card_transaction_id: z.unknown(), order_id: z.string().optional(), status: z.literal("SIMULATED").optional(), type: z.literal("PAY_WITH_POINTS").optional(), details: orderPaymentTransactionDetails.nullable().optional(), updated_at: z.unknown(), object: z.literal("order_transaction").optional()}), status: z.literal("DRY_RUN"), message: z.string()});

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
};

/**
 * Pay for order with points
 * 
 * POST /v2/loyalties/programs/{programId}/members/{memberId}/orders/payments
 * 
 * Also accepts auth: bearerAuth
 */
export const createApiV2LoyaltiesProgramsProgramIdMembersMemberIdOrdersPayments = async (args: CreateApiV2LoyaltiesProgramsProgramIdMembersMemberIdOrdersPaymentsArgs, options?: CreateApiV2LoyaltiesProgramsProgramIdMembersMemberIdOrdersPaymentsOptions) => {
const {baseUrl = "https://api.voucherify.io", fetch: fetchFn = fetch, XAppId, XAppToken} = options ?? {}

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

if (XAppId !== undefined) headers.set("X-App-Id", XAppId)
if (XAppToken !== undefined) headers.set("X-App-Token", XAppToken)

const url = `${baseUrl.replace(/\/+$/, '')}/v2/loyalties/programs/${encodeURIComponent(String(args.programId))}/members/${encodeURIComponent(String(args.memberId))}/orders/payments${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "POST", headers, body: JSON.stringify(args.body)})

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

return validateResponse(v2LoyaltiesProgramsMembersOrdersPaymentsCreateDryRunResponseBody, await res.json())
};