import {z} from 'zod'

export type GetApiAppYelpReportingArgs = {businessId?: string | undefined, from?: string | undefined, to?: string | undefined};

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

export const appYelpReportingKpiSchema = z.object({totalSpendCents: z.number().int().optional(), totalLeads: z.number().int().optional(), costPerLeadCents: z.number().int().optional(), ctr: z.number().optional(), avgCpcCents: z.number().int().optional(), billableClicks: z.number().int().optional(), billableImpressions: z.number().int().optional(), calls: z.number().int().optional(), raqMessages: z.number().int().optional(), websiteClicks: z.number().int().optional(), pageViews: z.number().int().optional()});

export const appYelpReportingLeadBreakdownSliceSchema = z.object({label: z.string().optional(), value: z.number().int().optional()});

export const appYelpReportingDailyPointSchema = z.object({date: z.string().optional(), spendCents: z.number().int().optional(), leads: z.number().int().optional(), billableClicks: z.number().int().optional(), billableImpressions: z.number().int().optional(), calls: z.number().int().optional(), raqMessages: z.number().int().optional(), websiteClicks: z.number().int().optional(), pageViews: z.number().int().optional()});

export const appYelpReportingBusinessMetricSchema = z.object({businessRef: z.string().optional(), businessName: z.string().optional(), rating: z.number().nullable().optional(), reviewCount: z.number().int().nullable().optional(), pageViews: z.number().int().optional(), websiteClicks: z.number().int().optional(), calls: z.number().int().optional(), raqMessages: z.number().int().optional(), billableImpressions: z.number().int().optional(), billableClicks: z.number().int().optional(), spendCents: z.number().int().optional()});

export const appYelpReportingLeadLocationSchema = z.object({postalCode: z.string().optional(), leads: z.number().int().optional()});

export const appYelpReportingLeadLocationsSchema = z.object({total: z.number().int(), unknown: z.number().int(), items: z.array(appYelpReportingLeadLocationSchema)});

export const appYelpReportingSchema = z.object({kpis: appYelpReportingKpiSchema, leadBreakdown: z.array(appYelpReportingLeadBreakdownSliceSchema), daily: z.array(appYelpReportingDailyPointSchema), businesses: z.array(appYelpReportingBusinessMetricSchema), leadLocations: appYelpReportingLeadLocationsSchema});

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
};

/**
 * View aggregated synced Yelp reporting metrics
 * 
 * GET /app/yelp/reporting
 */
export const getApiAppYelpReporting = async (args: GetApiAppYelpReportingArgs, options: GetApiAppYelpReportingOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

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

if (args.businessId != null) query.append("businessId", String(args.businessId))
if (args.from != null) query.append("from", String(args.from))
if (args.to != null) query.append("to", String(args.to))

const url = `${baseUrl.replace(/\/+$/, '')}/app/yelp/reporting${query.size > 0 ? `?${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(appYelpReportingSchema, await res.json())
};