import {z} from 'zod'

export type GetApiV1ApplicationsApplicationIdCampaignsCampaignIdAnalyticsArgs = {applicationId: number, campaignId: number, rangeStart: string, rangeEnd: string, granularity?: ('1 hour' | '1 day' | '1 week' | '1 month' | '1 year') | undefined};

export type GetApiV1ApplicationsApplicationIdCampaignsCampaignIdAnalyticsOptions = {baseUrl?: string | undefined, managerAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const campaignAnalytics = z.object({date: z.string(), campaignRevenue: z.number(), totalCampaignRevenue: z.number(), campaignRefund: z.number(), totalCampaignRefund: z.number(), campaignDiscountCosts: z.number(), totalCampaignDiscountCosts: z.number(), campaignRefundedDiscounts: z.number(), totalCampaignRefundedDiscounts: z.number(), campaignFreeItems: z.number().int(), totalCampaignFreeItems: z.number().int(), couponRedemptions: z.number().int(), totalCouponRedemptions: z.number().int(), couponRolledbackRedemptions: z.number().int(), totalCouponRolledbackRedemptions: z.number().int(), referralRedemptions: z.number().int(), totalReferralRedemptions: z.number().int(), couponsCreated: z.number().int(), totalCouponsCreated: z.number().int(), referralsCreated: z.number().int(), totalReferralsCreated: z.number().int(), addedLoyaltyPoints: z.number(), totalAddedLoyaltyPoints: z.number(), deductedLoyaltyPoints: z.number(), totalDeductedLoyaltyPoints: z.number()});

export const getApiV1ApplicationsApplicationIdCampaignsCampaignIdAnalyticsResponse = z.object({totalResultSize: z.number().int(), data: z.array(campaignAnalytics)});

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
};

/**
 * Get analytics of campaigns
 * 
 * GET /v1/applications/{applicationId}/campaigns/{campaignId}/analytics
 * 
 * Also accepts auth: management_key
 */
export const getApiV1ApplicationsApplicationIdCampaignsCampaignIdAnalytics = async (args: GetApiV1ApplicationsApplicationIdCampaignsCampaignIdAnalyticsArgs, options?: GetApiV1ApplicationsApplicationIdCampaignsCampaignIdAnalyticsOptions) => {
const {baseUrl = "https://yourbaseurl.talon.one", fetch: fetchFn = fetch, managerAuth} = options ?? {}

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

if (args.rangeStart != null) query.append("rangeStart", String(args.rangeStart))
if (args.rangeEnd != null) query.append("rangeEnd", String(args.rangeEnd))
if (args.granularity != null) query.append("granularity", String(args.granularity))
if (managerAuth !== undefined) headers.set("Authorization", managerAuth)

const url = `${baseUrl.replace(/\/+$/, '')}/v1/applications/${encodeURIComponent(String(args.applicationId))}/campaigns/${encodeURIComponent(String(args.campaignId))}/analytics${query.size > 0 ? `?${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(getApiV1ApplicationsApplicationIdCampaignsCampaignIdAnalyticsResponse, await res.json())
};