import {z} from 'zod'

export type GetApiStatementLedgerAccountNameWithAddressArgs = {account_name_with_address: string, 'start-date': string, 'end-date': string, page?: number | undefined, size?: number | undefined};

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

export const statementRecord = z.object({transaction_id: z.string(), transaction_type: z.enum(["PAYMENT", "TRANSFER", "EXCHANGE_TRANSFER"]), transaction_state: z.string(), balance_change: z.number(), balance_result: z.number(), created_at: z.string(), end_to_end_id: z.string(), internal_id: z.string(), venue_id: z.string().optional(), transaction_hash: z.string().optional(), returns_payment_with_id: z.string(), returned_by_payment_with_id: z.string(), balance_change_created_at: z.string().optional(), sender_address: z.string(), receiver_address: z.string()});

export const transactions = z.object({content: z.array(statementRecord), total_elements: z.number().int(), sort: z.string(), first: z.boolean(), last: z.boolean(), number: z.number().int(), numberOfElements: z.number().int(), size: z.number().int(), totalPages: z.number().int()});

export const statementResponse = z.object({account_name: z.string(), start_datetime: z.string(), end_datetime: z.string(), generated_at: z.string(), currency: z.string(), owner: z.string(), opening_balance: z.number(), closing_balance: z.number(), transactions: transactions});

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 ledger account statement
 * 
 * GET /statement/ledger/{account_name_with_address}
 */
export const getApiStatementLedgerAccountNameWithAddress = async (args: GetApiStatementLedgerAccountNameWithAddressArgs, options: GetApiStatementLedgerAccountNameWithAddressOptions) => {
const {baseUrl, fetch: fetchFn = fetch, Bearer} = options ?? {}

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

if (args['start-date'] != null) query.append("start-date", String(args['start-date']))
if (args['end-date'] != null) query.append("end-date", String(args['end-date']))
if (args.page != null) query.append("page", String(args.page))
if (args.size != null) query.append("size", String(args.size))
if (Bearer !== undefined) headers.set("Authorization", Bearer)

const url = `${baseUrl.replace(/\/+$/, '')}/statement/ledger/${encodeURIComponent(String(args.account_name_with_address))}${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(statementResponse, await res.json())
};