import {z} from 'zod'

export type GetApiApiV1LedgerS3UpcomingInvoicesOptions = {baseUrl: string, OAuth2AuthorizationCodeBearer?: string | undefined, fetch?: typeof fetch | undefined};

export const s3UpcomingInvoiceRow = z.object({block_contract_id: z.string(), dataset_id: z.string(), dataset_label: z.string().nullable().optional(), cut: z.string().nullable().optional(), period_seq: z.number().int(), period_start: z.string().nullable().optional(), send_date: z.string().nullable().optional(), days_until_send: z.number().int().nullable().optional(), invoice_amount: z.string(), max_applicable_tokens: z.string(), applied_tokens: z.string(), net_due: z.string(), reservation_id: z.string().nullable().optional(), editable: z.boolean().optional(), auto_apply_enabled: z.boolean().optional(), auto_default_tokens: z.string().optional(), recurring_override_tokens: z.string().nullable().optional(), applied_source: z.string().nullable().optional()});

export const s3UpcomingInvoicesResponse = z.object({available: z.string(), reserved: z.string(), remaining: z.string(), invoices: z.array(s3UpcomingInvoiceRow)});

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 S3 Upcoming Invoices
 * 
 * GET /api/v1/ledger/s3/upcoming-invoices
 */
export const getApiApiV1LedgerS3UpcomingInvoices = async (options: GetApiApiV1LedgerS3UpcomingInvoicesOptions) => {
const {baseUrl, fetch: fetchFn = fetch, OAuth2AuthorizationCodeBearer} = options ?? {}

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

if (OAuth2AuthorizationCodeBearer !== undefined) headers.set('authorization', `Bearer ${OAuth2AuthorizationCodeBearer}`)

const url = `${baseUrl.replace(/\/+$/, '')}/api/v1/ledger/s3/upcoming-invoices${query.size > 0 ? `?${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(s3UpcomingInvoicesResponse, await res.json())
};