import {z} from 'zod'

export type GetApiV1SegmentsArgs = {pageToken?: string | undefined, pageSize?: unknown | undefined, nameContains?: string | undefined, teamId?: string | undefined, retailerTeamIds?: Array<string> | undefined};

export type GetApiV1SegmentsOptions = {baseUrl?: string | undefined, fetch?: typeof fetch | undefined};

export const v1Segment = z.object({id: z.string().optional(), segmentId: z.string().optional(), sourceId: z.string().optional(), name: z.string().optional(), description: z.string().optional(), category: z.array(z.string()).optional(), retailerTeamId: z.string().optional()});

export const v1ListSegmentsResponse = z.object({segments: z.array(v1Segment).optional(), nextPageToken: z.string().optional(), totalCount: z.string().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
};

/**
 * Lists all segments (based on params provided)
 * 
 * GET /v1/segments
 */
export const getApiV1Segments = async (args: GetApiV1SegmentsArgs, options?: GetApiV1SegmentsOptions) => {
const {baseUrl = "https://auth.<env>.citrusad.com", fetch: fetchFn = fetch} = options ?? {}

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

if (args.pageToken != null) query.append("pageToken", String(args.pageToken))
if (args.pageSize != null) query.append("pageSize", String(args.pageSize))
if (args.nameContains != null) query.append("nameContains", String(args.nameContains))
if (args.teamId != null) query.append("teamId", String(args.teamId))
for (const item of args.retailerTeamIds ?? []) query.append("retailerTeamIds", String(item))

const url = `${baseUrl.replace(/\/+$/, '')}/v1/segments${query.size > 0 ? `?${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(v1ListSegmentsResponse, await res.json())
};