import {z} from 'zod'

export type GetApiPublicApiOrdersAnalyticsArgs = {start_date: string, end_date: string, group_by?: ('utm_source' | 'utm_medium' | 'utm_campaign') | undefined, status?: string | undefined, product?: string | undefined, offer?: string | undefined, paymentMethod?: string | undefined, offer_type?: string | undefined, type?: string | undefined};

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

export const orderAnalyticsResult = z.object({utm_source: z.string().optional(), utm_medium: z.string().optional(), utm_campaign: z.string().optional(), order_count: z.number().int(), gross_volume: z.string(), net_value: z.string(), total_discount: z.string(), total_fees: z.string()});

export const orderAnalyticsTotals = z.object({order_count: z.number().int(), gross_volume: z.string(), net_value: z.string(), total_discount: z.string(), total_fees: z.string()});

export const orderAnalyticsResponse = z.object({group_by: z.string(), results: z.array(orderAnalyticsResult), totals: orderAnalyticsTotals});

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
};

/**
 * Analytics de Vendas
 * 
 * GET /public_api/orders/analytics/
 */
export const getApiPublicApiOrdersAnalytics = async (args: GetApiPublicApiOrdersAnalyticsArgs, options?: GetApiPublicApiOrdersAnalyticsOptions) => {
const {baseUrl = "https://api.cakto.com.br", fetch: fetchFn = fetch, OAuthToken} = options ?? {}

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

if (args.start_date != null) query.append("start_date", String(args.start_date))
if (args.end_date != null) query.append("end_date", String(args.end_date))
if (args.group_by != null) query.append("group_by", String(args.group_by))
if (args.status != null) query.append("status", String(args.status))
if (args.product != null) query.append("product", String(args.product))
if (args.offer != null) query.append("offer", String(args.offer))
if (args.paymentMethod != null) query.append("paymentMethod", String(args.paymentMethod))
if (args.offer_type != null) query.append("offer_type", String(args.offer_type))
if (args.type != null) query.append("type", String(args.type))
if (OAuthToken !== undefined) headers.set('authorization', `Bearer ${OAuthToken}`)

const url = `${baseUrl.replace(/\/+$/, '')}/public_api/orders/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(orderAnalyticsResponse, await res.json())
};