import {z} from 'zod'

export type RejectLoanApplicationHumaRequest = {decisionAt: string, reason: string};

export type CreateApiApiV1LoanApplicationsIdRejectArgs = {id: string, body: RejectLoanApplicationHumaRequest};

export type CreateApiApiV1LoanApplicationsIdRejectOptions = {baseUrl?: string | undefined, fetch?: typeof fetch | undefined};

export const approvalDecisionHumaBody = z.object({approvedAmount: z.string(), decidedBy: z.string(), decisionAt: z.string(), id: z.string(), note: z.string().optional()});

export const disbursementEventHumaBody = z.object({disbursedAt: z.string(), grossRequestedAmount: z.string(), id: z.string(), loanAccountId: z.string(), netDeliveredAmount: z.string(), profileVersion: z.string()});

export const reasonedDecisionHumaBody = z.object({decidedBy: z.string(), decisionAt: z.string(), id: z.string(), reason: z.string()});

export const loanApplicationHumaBody = z.object({approvalDecision: approvalDecisionHumaBody.optional(), assignedOfficerId: z.string(), borrowerId: z.string(), disbursementEvent: disbursementEventHumaBody.optional(), expectedDisbursementDate: z.string(), id: z.string(), loanProductVersionId: z.string(), previewJurisdictionCode: z.string(), previewProfileVersion: z.string(), previewScheduleSnapshotId: z.string(), rejectionDecision: reasonedDecisionHumaBody.optional(), requestedInstallments: z.number().int(), requestedInterestRate: z.string(), requestedPrincipalAmount: z.string(), status: z.string(), withdrawalDecision: reasonedDecisionHumaBody.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
};

/**
 * Reject loan application
 * 
 * POST /api/v1/loan-applications/{id}/reject
 */
export const createApiApiV1LoanApplicationsIdReject = async (args: CreateApiApiV1LoanApplicationsIdRejectArgs, options?: CreateApiApiV1LoanApplicationsIdRejectOptions) => {
const {baseUrl = "https://identity.sandbox.lerian.net", fetch: fetchFn = fetch} = options ?? {}

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

const url = `${baseUrl.replace(/\/+$/, '')}/api/v1/loan-applications/${encodeURIComponent(String(args.id))}/reject${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "POST", headers, body: JSON.stringify(args.body)})

if (!res.ok) throw new Error(`Request failed with status ${res.status}`, {cause: {status: res.status, body: await res.text()}})

return validateResponse(loanApplicationHumaBody, await res.json())
};