import {z} from 'zod'

export type InsolvencySearchRequestQuery = {value: string};

export type InsolvencySearchFilterField = 'debtor_kind' | 'debtor_legal_form' | 'court' | 'city' | 'current_status' | 'has_open_insolvency' | 'proceeding_kind' | 'administration_kind' | 'insolvency_grounds' | 'opened_at' | 'closed_at' | 'last_event_at' | 'claims_filing_deadline' | 'company_id' | 'person_id';

export type InsolvencySearchFilter = {value?: string | undefined, min?: string | undefined, max?: string | undefined, values?: Array<string> | undefined, keywords?: Array<string> | undefined, field: InsolvencySearchFilterField};

export type SearchRequestPagination = {page?: number | undefined, per_page?: number | undefined};

export type InsolvencySearchRequest = {query?: InsolvencySearchRequestQuery | undefined, filters?: Array<InsolvencySearchFilter> | undefined, pagination?: SearchRequestPagination | undefined};

export type CreateApiV1SearchInsolvencyArgs = {body: InsolvencySearchRequest};

export type CreateApiV1SearchInsolvencyOptions = {baseUrl?: string | undefined, BearerAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const insolvencyDebtorKind = z.enum(["legal_person", "natural_person"]);

export const insolvencyStatus = z.enum(["preliminary", "opened", "rejected_no_assets", "mass_insufficient", "plan_supervised", "lifted", "discontinued", "discharge_pending", "discharge_granted", "discharge_denied", "discharge_revoked", "unknown"]);

export const insolvencyProceedingKind = z.enum(["regular_insolvency", "consumer_insolvency"]);

export const insolvencyAdministrationKind = z.enum(["external_administration", "self_administration", "protective_shield"]);

export const insolvencySearchResponseItem = z.object({id: z.string(), debtor_name: z.string(), debtor_kind: insolvencyDebtorKind.nullable(), debtor_legal_form: z.string().nullable(), case_number: z.string(), court: z.string(), city: z.string().nullable(), current_status: insolvencyStatus, has_open_insolvency: z.boolean(), proceeding_kind: insolvencyProceedingKind.nullable(), administration_kind: insolvencyAdministrationKind.nullable(), insolvency_grounds: z.array(z.string()).nullable(), administrator_name: z.string().nullable(), company_id: z.string().nullable(), person_id: z.string().nullable(), opened_at: z.string().nullable(), closed_at: z.string().nullable(), last_event_at: z.string().nullable()});

export const pagination = z.object({page: z.number().int(), per_page: z.number().int(), total_pages: z.number().int(), total_results: z.number().int()});

export const insolvencySearchResponse = z.object({results: z.array(insolvencySearchResponseItem), pagination: pagination});

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
};

/**
 * Search for insolvency proceedings
 * 
 * POST /v1/search/insolvency
 */
export const createApiV1SearchInsolvency = async (args: CreateApiV1SearchInsolvencyArgs, options?: CreateApiV1SearchInsolvencyOptions) => {
const {baseUrl = "https://api.openregister.de", fetch: fetchFn = fetch, BearerAuth} = options ?? {}

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

if (BearerAuth !== undefined) headers.set('authorization', `Bearer ${BearerAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/v1/search/insolvency${query.size > 0 ? `?${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(insolvencySearchResponse, await res.json())
};