import {z} from 'zod'

export type GetApiCounterpartiesIdHistoryArgs = {id: string, limit?: number | undefined, cursor?: string | undefined, kind?: ('screenings' | 'cases' | 'monitors') | undefined};

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

export const counterpartyScreeningHistory = z.object({id: z.string(), created_at: z.string(), expires_at: z.string().nullable(), status: z.enum(["potential_match", "no_match", "expired"]), evidence_state: z.enum(["available", "expired"])});

export const counterpartyCaseHistory = z.object({id: z.string(), created_at: z.string(), decision: z.enum(["open", "confirmed", "dismissed"]), business_disposition: z.enum(["pending", "allow", "restrict", "escalate"]), review_state: z.string(), screening_id: z.string(), latest_screening_id: z.string().nullable()});

export const counterpartyMonitorHistory = z.object({id: z.string(), created_at: z.string(), name: z.string(), status: z.enum(["active", "paused", "deleted"]), last_screening_id: z.string().nullable(), next_run_at: z.string()});

export const counterpartyHistory = z.object({items: z.array(z.union([counterpartyScreeningHistory, counterpartyCaseHistory, counterpartyMonitorHistory])), total: z.number().int().gte(0), nextCursor: z.string().nullable()});

export const getApiCounterpartiesIdHistoryResponse = z.object({data: counterpartyHistory});

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
};

/**
 * Page through linked history including truthful expired evidence metadata
 * 
 * GET /counterparties/{id}/history
 */
export const getApiCounterpartiesIdHistory = async (args: GetApiCounterpartiesIdHistoryArgs, options: GetApiCounterpartiesIdHistoryOptions) => {
const {baseUrl, fetch: fetchFn = fetch, bearerAuth} = options ?? {}

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

if (args.limit != null) query.append("limit", String(args.limit))
if (args.cursor != null) query.append("cursor", String(args.cursor))
if (args.kind != null) query.append("kind", String(args.kind))
if (bearerAuth !== undefined) headers.set('authorization', `Bearer ${bearerAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/counterparties/${encodeURIComponent(String(args.id))}/history${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(getApiCounterpartiesIdHistoryResponse, await res.json())
};