import {z} from 'zod'

export type StaticDataUpdateRequest = {setData: {[key: string]: Record<string, never>}, removeData: {[key: string]: Record<string, never>}};

export type PatchApiPolicyTenantLocatorPoliciesLocatorStaticArgs = {tenantLocator: string, locator: unknown, body: StaticDataUpdateRequest};

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

export const contactRoles = z.object({contactLocator: z.string(), roles: z.array(z.string())});

export const validationItemResponse = z.object({elementType: z.string(), locator: z.string(), errors: z.array(z.string())});

export const validationResult = z.object({validationItems: z.array(validationItemResponse).optional(), success: z.boolean()});

export const policyResponse = z.object({locator: z.string(), accountLocator: z.string(), branchHeadTransactionLocators: z.array(z.string()).optional(), issuedTransactionLocator: z.string(), productName: z.string(), timezone: z.string(), currency: z.string(), durationBasis: z.enum(["years", "months", "weeks", "days", "hours"]), createdAt: z.string(), createdBy: z.string(), delinquencyPlanName: z.string().optional(), autoRenewalPlanName: z.string().optional(), startTime: z.string(), endTime: z.string(), latestTermLocator: z.string(), billingLevel: z.enum(["account", "inherit", "policy"]), region: z.string().optional(), policyNumber: z.string().optional(), latestSegmentLocator: z.string(), contacts: z.array(contactRoles), statuses: z.array(z.enum(["pending", "inGap", "expired", "cancelled", "cancelPending", "onRisk", "delinquent", "doNotRenew", "continued", "continuation", "flatCancelled"])), invoiceFeeAmount: z.number().optional(), anonymizedAt: z.string().optional(), coverageEndTime: z.string().optional(), moratoriumElections: z.record(z.string(), z.string()), jurisdiction: z.string().optional(), producerCode: z.string().optional(), producerCodeOfRecord: z.string().optional(), proxyPayerLocator: z.string().optional(), continuedByLocator: z.string().optional(), continuationOfLocator: z.string().optional(), static: z.record(z.string(), z.object({})), validationResult: validationResult.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
};

/**
 * Updates some of the static data on a policy
 * 
 * PATCH /policy/{tenantLocator}/policies/{locator}/static
 */
export const patchApiPolicyTenantLocatorPoliciesLocatorStatic = async (args: PatchApiPolicyTenantLocatorPoliciesLocatorStaticArgs, options: PatchApiPolicyTenantLocatorPoliciesLocatorStaticOptions) => {
const {baseUrl, 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 = `${baseUrl.replace(/\/+$/, '')}/policy/${encodeURIComponent(String(args.tenantLocator))}/policies/${encodeURIComponent(String(args.locator))}/static${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "PATCH", 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(policyResponse, await res.json())
};