import {z} from 'zod'

export type GetApiApiAccountsAccountIdLoanScheduleArgs = {account_id: string, 'X-Workspace-Id'?: (string | null) | undefined};

export type GetApiApiAccountsAccountIdLoanScheduleOptions = {baseUrl: string, OAuth2PasswordBearer?: string | undefined, fetch?: typeof fetch | undefined};

export const loanInstallmentRead = z.object({number: z.number().int(), due_date: z.string(), payment: z.number(), interest: z.number(), principal: z.number(), balance: z.number()});

export const loanScheduleRead = z.object({account_id: z.string(), currency: z.string(), current_debt: z.number(), configured: z.boolean(), missing: z.array(z.string()).optional(), monthly_payment: z.number().nullable().optional(), payments_due: z.number().int().nullable().optional(), remaining_payments: z.number().int().nullable().optional(), next_payment: loanInstallmentRead.nullable().optional(), scheduled_balance: z.number().nullable().optional(), ahead_by: z.number().nullable().optional(), total_interest: z.number().nullable().optional(), total_paid: z.number().nullable().optional(), payoff_date: z.string().nullable().optional(), projected_payoff_date: z.string().nullable().optional(), paid_off: z.boolean().optional(), installments: z.array(loanInstallmentRead).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 Loan Schedule
 * 
 * GET /api/accounts/{account_id}/loan-schedule
 */
export const getApiApiAccountsAccountIdLoanSchedule = async (args: GetApiApiAccountsAccountIdLoanScheduleArgs, options: GetApiApiAccountsAccountIdLoanScheduleOptions) => {
const {baseUrl, fetch: fetchFn = fetch, OAuth2PasswordBearer} = options ?? {}

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

if (args['X-Workspace-Id'] != null) headers.set("X-Workspace-Id", String(args['X-Workspace-Id']))
if (OAuth2PasswordBearer !== undefined) headers.set('authorization', `Bearer ${OAuth2PasswordBearer}`)

const url = `${baseUrl.replace(/\/+$/, '')}/api/accounts/${encodeURIComponent(String(args.account_id))}/loan-schedule${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(loanScheduleRead, await res.json())
};