import {z} from 'zod'

export type GetApiApiV1ListsArgs = {entityType?: ('candidate' | 'contact') | undefined, page?: number | undefined, pageSize?: number | undefined, perPage?: number | undefined};

export type GetApiApiV1ListsOptions = {baseUrl: string, BearerAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const getApiApiV1ListsResponse = z.object({status: z.literal("ok"), data: z.array(z.object({id: z.string(), name: z.string(), entityType: z.enum(["candidate", "contact"]), visibility: z.enum(["public", "team", "private"]), editable: z.boolean(), owner: z.object({id: z.string(), name: z.string(), deleted: z.boolean()}), memberCount: z.number().int(), createdAt: z.string(), updatedAt: z.string()})), pagination: z.object({page: z.number().int(), pageSize: z.number().int(), total: z.number().int(), totalPages: z.number().int()})});

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
};

/**
 * List lists
 * 
 * GET /api/v1/lists
 */
export const getApiApiV1Lists = async (args: GetApiApiV1ListsArgs, options: GetApiApiV1ListsOptions) => {
const {baseUrl, fetch: fetchFn = fetch, BearerAuth} = options ?? {}

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

if (args.entityType != null) query.append("entityType", String(args.entityType))
if (args.page != null) query.append("page", String(args.page))
if (args.pageSize != null) query.append("pageSize", String(args.pageSize))
if (args.perPage != null) query.append("perPage", String(args.perPage))
if (BearerAuth !== undefined) headers.set('authorization', `Bearer ${BearerAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/api/v1/lists${query.size > 0 ? `?${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(getApiApiV1ListsResponse, await res.json())
};