import {z} from 'zod'

export type GetApiBillingTenantLocatorInstallmentsInstallmentLocatorArgs = {tenantLocator: string, installmentLocator: unknown};

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

export const installmentItem = z.object({locator: z.string(), installmentLocator: z.string(), chargeLocator: z.string(), elementLocator: z.string(), elementStaticLocator: z.string(), chargeType: z.string(), chargeCategory: z.string(), amount: z.number(), invoiceItemLocator: z.string().optional(), createdAt: z.string(), createdBy: z.string(), reversalOfInstallmentItemLocator: z.string().optional()});

export const installment = z.object({locator: z.string(), installmentLatticeLocator: z.string(), accountLocator: z.string(), currency: z.string(), timezone: z.string(), installmentFrameIndex: z.number().int(), quoteLocator: z.string().optional(), policyLocator: z.string().optional(), transactionLocator: z.string().optional(), installmentStartTime: z.string(), installmentEndTime: z.string(), coverageStartTime: z.string(), coverageEndTime: z.string(), installmentDuration: z.number(), coverageDuration: z.number(), generateTime: z.string(), dueTime: z.string(), invoiceLocator: z.string().optional(), createdAt: z.string(), createdBy: z.string(), updatedAt: z.string(), updatedBy: z.string(), installmentItems: z.array(installmentItem), reversalOfInstallmentLocator: z.string().optional(), termLocator: z.string().optional(), migratedFromInstallmentLocator: z.string().optional(), autopayTime: z.string().optional(), enhancedByPlugin: z.boolean().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 /billing/{tenantLocator}/installments/{installmentLocator}
 */
export const getApiBillingTenantLocatorInstallmentsInstallmentLocator = async (args: GetApiBillingTenantLocatorInstallmentsInstallmentLocatorArgs, options: GetApiBillingTenantLocatorInstallmentsInstallmentLocatorOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

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

const url = `${baseUrl.replace(/\/+$/, '')}/billing/${encodeURIComponent(String(args.tenantLocator))}/installments/${encodeURIComponent(String(args.installmentLocator))}${query.size > 0 ? `?${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(installment, await res.json())
};