import {z} from 'zod'

export type StartDate = string;

export type EndDate = string;

export type ApiId = string;

export type SalesDayOfWeekAgg = 'full_week' | 'weekday_weekend';

export type DayOfWeekMetricType = 'sales' | 'avg_sales' | 'sales_pct' | 'sales_sq_ft' | 'transactions' | 'transactions_pct' | 'avg_ticket_size';

export type SalesDaysTrendsRequest = {startDate: StartDate, endDate: EndDate, apiId: ApiId, aggregation?: SalesDayOfWeekAgg | undefined, metricType?: DayOfWeekMetricType | undefined};

export type CreateApiV1ReportsRetailSalesDaysArgs = {body: SalesDaysTrendsRequest};

export type CreateApiV1ReportsRetailSalesDaysOptions = {baseUrl?: string | undefined, apiKey?: string | undefined, fetch?: typeof fetch | undefined};

export const requestId = z.string();

export const startDate = z.string();

export const endDate = z.string();

export const apiId = z.string();

export const salesDayOfWeekAgg = z.enum(["full_week", "weekday_weekend"]);

export const dayOfWeekMetricType = z.enum(["sales", "avg_sales", "sales_pct", "sales_sq_ft", "transactions", "transactions_pct", "avg_ticket_size"]);

export const salesDaysTrendsResponse = z.object({requestId: requestId, data: z.object({startDate: startDate, endDate: endDate, apiId: apiId, aggregation: salesDayOfWeekAgg.optional(), metricType: dayOfWeekMetricType.optional(), dayOfWeek: z.object({bins: z.array(z.string()).optional(), values: z.array(z.number()).optional()}).optional()}).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
};

/**
 * Retail Sales Daily Trends
 * 
 * POST /v1/reports/retail-sales/days
 */
export const createApiV1ReportsRetailSalesDays = async (args: CreateApiV1ReportsRetailSalesDaysArgs, options?: CreateApiV1ReportsRetailSalesDaysOptions) => {
const {baseUrl = "https://papi.placer.ai", fetch: fetchFn = fetch, apiKey} = options ?? {}

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

if (apiKey !== undefined) headers.set("x-api-key", apiKey)

const url = `${baseUrl.replace(/\/+$/, '')}/v1/reports/retail-sales/days${query.size > 0 ? `?${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(salesDaysTrendsResponse, await res.json())
};