import {z} from 'zod'

export type GetApiV1IposCikArgs = {cik: string};

export type GetApiV1IposCikOptions = {baseUrl?: string | undefined, ApiKey?: string | undefined, fetch?: typeof fetch | undefined};

export const ipoRegistrationDto = z.object({cik: z.string().nullable().optional(), companyName: z.string().nullable().optional(), isBlankCheck: z.boolean().optional(), financialsCurrency: z.string().nullable().optional(), financialsAvailability: z.string().nullable().optional(), status: z.string().nullable().optional(), firstFiledDate: z.string().optional(), latestFilingDate: z.string().optional(), latestFormType: z.string().nullable().optional(), offeringType: z.string().nullable().optional(), termsAvailability: z.string().nullable().optional(), effectiveProspectusForm: z.string().nullable().optional(), effectiveProspectusFiledDate: z.string().nullable().optional(), effectiveProspectusAccessionNumber: z.string().nullable().optional(), effectiveProspectusUrl: z.string().nullable().optional(), proposedTicker: z.string().nullable().optional(), listedTicker: z.string().nullable().optional(), exchange: z.string().nullable().optional(), offerPriceLow: z.number().nullable().optional(), offerPriceHigh: z.number().nullable().optional(), sharesOffered: z.number().int().nullable().optional(), revenueFiscalYear: z.number().int().nullable().optional(), revenue: z.number().nullable().optional(), revenueGrowthPercent: z.number().nullable().optional(), grossMarginPercent: z.number().nullable().optional(), netIncome: z.number().nullable().optional()});

export const ipoRiskFactorDto = z.object({title: z.string().nullable().optional(), sourceQuote: z.string().nullable().optional()});

export const ipoFinancialYearDto = z.object({fiscalYear: z.number().int().optional(), periodEnd: z.string().optional(), currency: z.string().nullable().optional(), revenue: z.number().nullable().optional(), revenueGrowthPercent: z.number().nullable().optional(), grossProfit: z.number().nullable().optional(), grossMarginPercent: z.number().nullable().optional(), operatingIncome: z.number().nullable().optional(), netIncome: z.number().nullable().optional(), operatingCashFlow: z.number().nullable().optional(), totalAssets: z.number().nullable().optional(), cashAndEquivalents: z.number().nullable().optional(), stockholdersEquity: z.number().nullable().optional()});

export const ipoFilingDto = z.object({formType: z.string().nullable().optional(), filedDate: z.string().optional(), accessionNumber: z.string().nullable().optional(), edgarUrl: z.string().nullable().optional()});

export const ipoDetailsResponse = z.object({registration: ipoRegistrationDto.optional(), extractionForm: z.string().nullable().optional(), extractionFiledDate: z.string().nullable().optional(), extractionAccessionNumber: z.string().nullable().optional(), extractionEdgarUrl: z.string().nullable().optional(), offeringTypeQuote: z.string().nullable().optional(), businessSummary: z.string().nullable().optional(), useOfProceeds: z.string().nullable().optional(), offerPriceQuote: z.string().nullable().optional(), sharesOfferedQuote: z.string().nullable().optional(), underwritersAvailability: z.string().nullable().optional(), underwriters: z.array(z.string()).nullable().optional(), riskFactorsAvailability: z.string().nullable().optional(), riskFactors: z.array(ipoRiskFactorDto).nullable().optional(), financials: z.array(ipoFinancialYearDto).nullable().optional(), filings: z.array(ipoFilingDto).nullable().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
};

/**
 * One S-1/F-1 registration's full picture by SEC CIK: verified offering classification and terms with exact effective-prospectus provenance, business summary, use of proceeds, explicit underwriter/risk-factor availability, annual financials, and filing chain. Superseded approved filings never substitute for unavailable effective-prospectus terms.
 * 
 * GET /v1/ipos/{cik}
 */
export const getApiV1IposCik = async (args: GetApiV1IposCikArgs, options?: GetApiV1IposCikOptions) => {
const {baseUrl = "https://api.equibles.com", fetch: fetchFn = fetch, ApiKey} = options ?? {}

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

if (ApiKey !== undefined) headers.set('authorization', `Bearer ${ApiKey}`)

const url = `${baseUrl.replace(/\/+$/, '')}/v1/ipos/${encodeURIComponent(String(args.cik))}${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(ipoDetailsResponse, await res.json())
};