import {z} from 'zod'

export type MuhuratMonthInput = {activity: 'marriage' | 'vehicle-purchase' | 'business-start' | 'travel' | 'naming-ceremony' | 'surgery' | 'education-start' | 'investment' | 'property-purchase' | 'journey-long' | 'name-change' | 'general-auspicious', month: string, latitude?: (number | null) | undefined, longitude?: (number | null) | undefined, timezoneOffset?: (number | null) | undefined, ayanamsaId?: (number | null) | undefined, ayanamsa?: ('fagan-bradley' | 'lahiri' | 'de-luce' | 'raman' | 'krishnamurti' | 'kp' | 'yukteshwar' | 'jn-bhasin' | 'true-citra' | 'djwhal-khul') | undefined} | {[key: string]: unknown};

export type CreateApiVedicMuhuratMonthArgs = {fields?: string | undefined, precision?: number | undefined, 'Idempotency-Key'?: string | undefined, body: MuhuratMonthInput};

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

export const createApiVedicMuhuratMonthResponse = z.object({ok: z.boolean().optional(), data: z.object({activity: z.string().nullable().optional(), month: z.string().nullable().optional(), location: z.object({latitude: z.number().nullable().optional(), longitude: z.number().nullable().optional(), timezoneOffset: z.number().nullable().optional()}).nullable().optional(), ayanamsa: z.number().nullable().optional(), days: z.array(z.object({date: z.string().nullable().optional(), weekday: z.number().nullable().optional(), weekdayName: z.string().nullable().optional(), panchang: z.object({tithi: z.number().nullable().optional(), tithiName: z.string().nullable().optional(), paksha: z.string().nullable().optional(), vara: z.number().nullable().optional(), varaName: z.string().nullable().optional(), nakshatra: z.number().nullable().optional(), nakshatraName: z.string().nullable().optional(), yoga: z.number().nullable().optional(), yogaName: z.string().nullable().optional(), karana: z.string().nullable().optional(), karanaIndex: z.number().nullable().optional(), pada: z.number().nullable().optional()}).nullable().optional(), abhijitMuhurat: z.object({startTime: z.string().nullable().optional(), endTime: z.string().nullable().optional(), midHour: z.number().nullable().optional()}).nullable().optional(), score: z.number().nullable().optional(), rating: z.string().nullable().optional(), factors: z.array(z.object({field: z.string().nullable().optional(), delta: z.number().nullable().optional(), note: z.string().nullable().optional()}).nullable()).nullable().optional(), suitable: z.boolean().nullable().optional(), barredBy: z.array(z.object({field: z.string().nullable().optional(), delta: z.number().nullable().optional(), note: z.string().nullable().optional()}).nullable()).nullable().optional()}).nullable()).nullable().optional(), goodDates: z.array(z.string().nullable()).nullable().optional(), bestDate: z.string().nullable().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
};

/**
 * Muhurat: month view for one ceremony
 * 
 * POST /vedic/muhurat/month
 */
export const createApiVedicMuhuratMonth = async (args: CreateApiVedicMuhuratMonthArgs, options?: CreateApiVedicMuhuratMonthOptions) => {
const {baseUrl = "https://api.astroway.info/v1", 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 (args.fields != null) query.append("fields", String(args.fields))
if (args.precision != null) query.append("precision", String(args.precision))
if (args['Idempotency-Key'] != null) headers.set("Idempotency-Key", String(args['Idempotency-Key']))
if (ApiKeyAuth !== undefined) headers.set("X-Api-Key", ApiKeyAuth)

const url = `${baseUrl.replace(/\/+$/, '')}/vedic/muhurat/month${query.size > 0 ? `?${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(createApiVedicMuhuratMonthResponse, await res.json())
};