import {z} from 'zod'

export type ParameterLimit = number;

export type ParameterOrderListPendingPoints = 'id' | '-id';

export type ParameterString = string;

export type GetApiV1LoyaltiesCampaignIdPendingPointsArgs = {limit?: ParameterLimit | undefined, order?: ParameterOrderListPendingPoints | undefined, starting_after_id?: ParameterString | undefined};

export type GetApiV1LoyaltiesCampaignIdPendingPointsOptions = {baseUrl?: string | undefined, XAppId?: string | undefined, XAppToken?: string | undefined, fetch?: typeof fetch | undefined};

export const eventSource = z.object({channel: z.enum(["USER_PORTAL", "API", "CLIENT_API", "INTERNAL"]), user: z.object({id: z.string()}).optional(), api_key: z.object({name: z.string(), app_id: z.string()}).optional()});

export const loyaltyPendingPointsDetails = z.object({loyalty_tier: z.object({id: z.string(), name: z.string()}).optional(), holder_loyalty_tier: z.object({id: z.string(), name: z.string()}).optional(), event: z.object({id: z.string().optional(), type: z.literal("customer.order.paid").optional(), group_id: z.string().optional(), entity_id: z.string().optional(), created_at: z.string().optional(), category: z.enum(["ACTION", "EFFECT"]).optional(), event_source: eventSource.optional()}), earning_rule: z.object({id: z.string(), source: z.object({banner: z.string()})}), order: z.object({id: z.string(), source_id: z.string().nullable()})});

export const loyaltyPendingPoints = z.object({id: z.string(), voucher_id: z.string(), campaign_id: z.string(), customer_id: z.string(), order_id: z.string(), points: z.number().int(), activates_at: z.string(), details: loyaltyPendingPointsDetails, created_at: z.string(), updated_at: z.string().optional()});

export const loyaltiesPendingPointsListResponseBody = z.object({object: z.literal("list"), data_ref: z.literal("data"), data: z.array(loyaltyPendingPoints), has_more: z.boolean(), more_starting_after: 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
};

/**
 * List Campaign Pending Points
 * 
 * GET /v1/loyalties/{campaignId}/pending-points
 * 
 * Also accepts auth: X-Voucherify-OAuth
 */
export const getApiV1LoyaltiesCampaignIdPendingPoints = async (args: GetApiV1LoyaltiesCampaignIdPendingPointsArgs, options?: GetApiV1LoyaltiesCampaignIdPendingPointsOptions) => {
const {baseUrl = "https://api.voucherify.io", fetch: fetchFn = fetch, XAppId, XAppToken} = 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.order != null) query.append("order", String(args.order))
if (args.starting_after_id != null) query.append("starting_after_id", String(args.starting_after_id))
if (XAppId !== undefined) headers.set("X-App-Id", XAppId)
if (XAppToken !== undefined) headers.set("X-App-Token", XAppToken)

const url = `${baseUrl.replace(/\/+$/, '')}/v1/loyalties/${encodeURIComponent(String(args.campaignId))}/pending-points${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(loyaltiesPendingPointsListResponseBody, await res.json())
};