import {z} from 'zod'

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

export const selectOption: z.ZodType<SelectOption> = z.object({id: z.string(), label: z.string(), value: z.string(), nestedOptions: z.array(z.lazy(() => selectOption)).optional(), isDeactivated: z.boolean(), orderIndex: z.number().int()});

export const select1 = z.object({options: z.array(selectOption).optional()});

export const text2 = z.object({placeholder: z.string().optional()});

export const customAttributeInputDefinition = z.union([select1, text2]);

export const customAttributeDefinition = z.object({id: z.string(), entityType: z.string(), identifier: z.string(), label: z.string(), inputDefinition: customAttributeInputDefinition, description: z.string().optional(), createdAt: z.string(), updatedAt: z.string().optional(), isRequired: z.boolean(), isArchived: z.boolean(), isDeactivated: z.boolean()});

export const listCustomAttributesDefinitionsOutput = z.object({data: z.array(customAttributeDefinition).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
};

/**
 * List custom attributes definitions
 * 
 * GET /beta/custom-attributes
 */
export const getApiBetaCustomAttributes = async (options?: GetApiBetaCustomAttributesOptions) => {
const {baseUrl = "https://dev.dixa.io", fetch: fetchFn = fetch, ApiKeyAuth} = options ?? {}

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

if (ApiKeyAuth !== undefined) headers.set("Authorization", ApiKeyAuth)

const url = `${baseUrl.replace(/\/+$/, '')}/beta/custom-attributes${query.size > 0 ? `?${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(listCustomAttributesDefinitionsOutput, await res.json())
};