import {z} from 'zod'

export type QuoteGroupFieldEnforcementDeclaration = {name: string, paths: {[key: string]: string}};

export type QuoteGroupSettings = {stateUniqueness: 'draft' | 'validated' | 'earlyUnderwritten' | 'priced' | 'underwritten' | 'accepted' | 'issued' | 'underwrittenBlocked' | 'declined' | 'rejected' | 'refused' | 'discarded', enforceProductUniformity: boolean, fieldEnforcementDeclarations: Array<QuoteGroupFieldEnforcementDeclaration>, copyDocumentsOnIssue: 'all' | 'none' | 'individual', deleteAllDocuments: boolean};

export type QuoteGroupCreateRequest = {name: string, quoteGroupNumber: string, settings: QuoteGroupSettings, quoteLocators: Array<unknown>, preferredQuoteLocator: unknown};

export type CreateApiPolicyTenantLocatorQuotesGroupsArgs = {tenantLocator: string, body: QuoteGroupCreateRequest};

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

export const quoteGroupFieldEnforcementDeclaration = z.object({name: z.string(), paths: z.record(z.string(), z.string())});

export const quoteGroupSettings = z.object({stateUniqueness: z.enum(["draft", "validated", "earlyUnderwritten", "priced", "underwritten", "accepted", "issued", "underwrittenBlocked", "declined", "rejected", "refused", "discarded"]), enforceProductUniformity: z.boolean(), fieldEnforcementDeclarations: z.array(quoteGroupFieldEnforcementDeclaration), copyDocumentsOnIssue: z.enum(["all", "none", "individual"]), deleteAllDocuments: z.boolean()});

export const quoteGroupResponse = z.object({locator: z.string(), name: z.string(), quoteGroupNumber: z.string().optional(), quoteGroupState: z.enum(["open", "locked"]), settings: quoteGroupSettings, createdAt: z.string(), createdBy: z.string(), quoteLocators: z.array(z.string()), preferredQuoteLocator: z.string().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
};

/**
 * POST /policy/{tenantLocator}/quotes/groups
 */
export const createApiPolicyTenantLocatorQuotesGroups = async (args: CreateApiPolicyTenantLocatorQuotesGroupsArgs, options: CreateApiPolicyTenantLocatorQuotesGroupsOptions) => {
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/${encodeURIComponent(String(args.tenantLocator))}/quotes/groups${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(quoteGroupResponse, await res.json())
};