import {z} from 'zod'

export type GetApiApiV1BilaTransfersArgs = {page?: number | undefined, perPage?: number | undefined, status?: ('pending' | 'successful' | 'failed') | undefined, type?: ('bank-account' | 'mobile-money') | undefined, accountId?: string | undefined, startDate?: string | undefined, endDate?: string | undefined};

export type GetApiApiV1BilaTransfersOptions = {baseUrl?: string | undefined, xApiKey?: string | undefined, fetch?: typeof fetch | undefined};

export const transferRecipientDto = z.object({accountNumber: z.string().optional(), accountName: z.string(), bankName: z.string().optional(), phone: z.string().optional(), operator: z.string().optional()});

export const transferResponseDto = z.object({id: z.string(), reference: z.string(), type: z.enum(["bank-account", "mobile-money"]), status: z.enum(["pending", "successful", "failed"]), amount: z.number(), currency: z.string(), narration: z.string().optional(), recipient: transferRecipientDto, createdAt: z.string(), completedAt: z.string().optional()});

export const paginationMetaDto = z.object({total: z.number(), perPage: z.number(), currentPage: z.number(), pageCount: z.number()});

export const paginatedTransfersResponseDto = z.object({data: z.array(transferResponseDto), meta: paginationMetaDto});

export const getApiApiV1BilaTransfersResponse = z.object({status: z.boolean(), message: z.string(), data: paginatedTransfersResponseDto.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
};

/**
 * List transfers
 * 
 * GET /api/v1/bila/transfers
 */
export const getApiApiV1BilaTransfers = async (args: GetApiApiV1BilaTransfersArgs, options?: GetApiApiV1BilaTransfersOptions) => {
const {baseUrl = "https://api.usebila.com", fetch: fetchFn = fetch, xApiKey} = 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.status != null) query.append("status", String(args.status))
if (args.type != null) query.append("type", String(args.type))
if (args.accountId != null) query.append("accountId", String(args.accountId))
if (args.startDate != null) query.append("startDate", String(args.startDate))
if (args.endDate != null) query.append("endDate", String(args.endDate))
if (xApiKey !== undefined) headers.set("x-api-key", xApiKey)

const url = `${baseUrl.replace(/\/+$/, '')}/api/v1/bila/transfers${query.size > 0 ? `?${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(getApiApiV1BilaTransfersResponse, await res.json())
};