import {z} from 'zod'

export type WebsiteVisitsIntRange = {min?: number | undefined, max?: number | undefined};

export type WebsiteVisitsFloatRange = {min?: number | undefined, max?: number | undefined};

export type WebsiteVisitsFilters = {scoreBands?: (Array<'cold' | 'warm' | 'hot'>) | undefined, visitorCountries?: ({include?: Array<string> | undefined, exclude?: Array<string> | undefined}) | undefined, score?: WebsiteVisitsIntRange | undefined, totalSessions?: WebsiteVisitsIntRange | undefined, avgSessionMinutes?: WebsiteVisitsFloatRange | undefined, uniqueVisitors?: WebsiteVisitsIntRange | undefined, daysVisited?: WebsiteVisitsIntRange | undefined, highIntentPageviews?: WebsiteVisitsIntRange | undefined, daysSinceLastVisit?: WebsiteVisitsIntRange | undefined};

export type WebsiteVisitsRequest = {domains: Array<string>, startDate: string, endDate: string, pagination: {size: number, page: number}, sort?: ({by?: string | undefined, order?: ('asc' | 'desc') | undefined}) | undefined, filters?: WebsiteVisitsFilters | undefined};

export type CreateApiV3CompaniesWebsiteVisitsArgs = {body: WebsiteVisitsRequest};

export type CreateApiV3CompaniesWebsiteVisitsOptions = {baseUrl?: string | undefined, ApiKeyAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const v3CanRevealItem = z.object({field: z.enum(["emails", "phones"]).optional(), credits: z.number().int().optional()});

export const v3ItemError = z.object({code: z.enum(["NOT_FOUND", "COMPLIANCE_RESTRICTED", "ENRICH_FAILED", "NO_SCORE"]).optional(), message: z.string().optional()});

export const websiteVisitsCompanyResult = z.object({clientReferenceId: z.string().optional(), id: z.string().optional(), name: z.string().optional(), domain: z.string().optional(), employeeCount: z.object({exact: z.number().int().optional(), min: z.number().int().optional(), max: z.number().int().optional()}).optional(), industry: z.string().optional(), location: z.object({city: z.string().optional(), state: z.string().optional(), stateCode: z.string().optional(), country: z.string().optional(), countryIso2: z.string().optional(), continent: z.string().optional()}).optional(), socialLinks: z.object({linkedin: z.string().optional()}).optional(), has: z.array(z.string()).optional(), canReveal: z.array(v3CanRevealItem).optional(), signalTypes: z.array(z.string()).optional(), error: v3ItemError.optional(), score: z.number().optional(), scoreBand: z.enum(["cold", "warm", "hot"]).optional(), totalSessions: z.number().optional(), uniqueVisitors: z.number().optional(), avgSessionMinutes: z.number().optional(), daysVisited: z.number().optional(), highIntentPageviews: z.number().optional(), daysSinceLastVisit: z.number().optional(), lastVisit: z.string().optional(), visitorCountry: z.string().optional()});

export const websiteVisitsPagination = z.object({size: z.number().int(), page: z.number().int(), total: z.number().int()});

export const v3Billing = z.object({creditsCharged: z.number().int().optional(), resultsReturned: z.number().int().optional()});

export const websiteVisitsResponse = z.object({requestId: z.string().optional(), results: z.array(websiteVisitsCompanyResult).optional(), pagination: websiteVisitsPagination.optional(), billing: v3Billing.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
};

/**
 * Get Website Visitors
 * 
 * POST /v3/companies/website-visits
 */
export const createApiV3CompaniesWebsiteVisits = async (args: CreateApiV3CompaniesWebsiteVisitsArgs, options?: CreateApiV3CompaniesWebsiteVisitsOptions) => {
const {baseUrl = "https://api.lusha.com", fetch: fetchFn = fetch, ApiKeyAuth} = options ?? {}

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

if (ApiKeyAuth !== undefined) headers.set("api_key", ApiKeyAuth)

const url = `${baseUrl.replace(/\/+$/, '')}/v3/companies/website-visits${query.size > 0 ? `?${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(websiteVisitsResponse, await res.json())
};