import {z} from 'zod'

export type DemographicDimensionCreate = {name: string, display_name: string, protected_class?: boolean | undefined, description?: (string | null) | undefined};

export type CreateApiV1DimensionsArgs = {body: DemographicDimensionCreate};

export type CreateApiV1DimensionsOptions = {baseUrl: string, fetch?: typeof fetch | undefined};

export const demographicValue = z.object({id: z.string(), dimension_id: z.string(), value: z.string(), display_name: z.string().nullable().optional(), value_metadata: z.record(z.string(), z.unknown()).nullable().optional(), sort_order: z.number().int().optional(), created_at: z.number().int()});

export const demographicDimension = z.object({id: z.string(), name: z.string(), display_name: z.string(), protected_class: z.boolean().optional(), description: z.string().nullable().optional(), created_at: z.number().int(), values: z.array(demographicValue).nullable().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
};

/**
 * Create Dimension
 * 
 * POST /v1/dimensions/
 */
export const createApiV1Dimensions = async (args: CreateApiV1DimensionsArgs, options: CreateApiV1DimensionsOptions) => {
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 = `${baseUrl.replace(/\/+$/, '')}/v1/dimensions/${query.size > 0 ? `?${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(demographicDimension, await res.json())
};