import {z} from 'zod'

export type GetApiV1AdminInvoicesExportArgs = {status?: string | undefined, userId?: string | undefined, appliedFrom?: string | undefined, appliedTo?: string | undefined, amountMin?: string | undefined, amountMax?: string | undefined, invoiceNo?: string | undefined};

export type GetApiV1AdminInvoicesExportOptions = {baseUrl: string, fetch?: typeof fetch | undefined};

export const adminInvoiceV1ExportInvoicesReply = z.object({data: z.string().optional(), filename: z.string().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
};

/**
 * ExportInvoices 导出 CSV（base64 in JSON envelope，同 List 筛选；照 monitor 先例，1-4-1）
 * 
 * GET /v1/admin/invoices/export
 */
export const getApiV1AdminInvoicesExport = async (args: GetApiV1AdminInvoicesExportArgs, options: GetApiV1AdminInvoicesExportOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

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

if (args.status != null) query.append("status", String(args.status))
if (args.userId != null) query.append("userId", String(args.userId))
if (args.appliedFrom != null) query.append("appliedFrom", String(args.appliedFrom))
if (args.appliedTo != null) query.append("appliedTo", String(args.appliedTo))
if (args.amountMin != null) query.append("amountMin", String(args.amountMin))
if (args.amountMax != null) query.append("amountMax", String(args.amountMax))
if (args.invoiceNo != null) query.append("invoiceNo", String(args.invoiceNo))

const url = `${baseUrl.replace(/\/+$/, '')}/v1/admin/invoices/export${query.size > 0 ? `?${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(adminInvoiceV1ExportInvoicesReply, await res.json())
};