import {z} from 'zod'

export type ChartInput = {date: string, time: string, timezoneOffset?: (number | null) | undefined, timezone?: string | undefined, latitude: number, longitude: number, houseSystem?: ('P' | 'K' | 'R' | 'C' | 'E' | 'W' | 'B' | 'M' | 'O' | 'A' | 'T' | 'V' | 'D' | 'F' | 'G' | 'H' | 'I' | 'i' | 'L' | 'N' | 'Q' | 'S' | 'U' | 'X' | 'Y') | undefined, name?: string | undefined, city?: string | undefined, zodiacType?: ('tropical' | 'sidereal') | undefined, ayanamsaId?: (number | null) | undefined, ayanamsa?: ('fagan-bradley' | 'lahiri' | 'de-luce' | 'raman' | 'krishnamurti' | 'kp' | 'yukteshwar' | 'jn-bhasin' | 'true-citra' | 'djwhal-khul') | undefined, cosmogram?: boolean | undefined} | {[key: string]: unknown};

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

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

export const createApiVedicUpagrahasResponse = z.object({ok: z.boolean().optional(), data: z.object({method: z.string().nullable().optional(), ayanamsa: z.number().nullable().optional(), lagna: z.object({longitude: z.number().nullable().optional(), sign: z.number().nullable().optional(), signName: z.string().nullable().optional(), degree: z.number().nullable().optional(), nakshatra: z.number().nullable().optional(), nakshatraName: z.string().nullable().optional()}).nullable().optional(), sun: z.object({longitude: z.number().nullable().optional(), sign: z.number().nullable().optional(), signName: z.string().nullable().optional(), degree: z.number().nullable().optional(), nakshatra: z.number().nullable().optional(), nakshatraName: z.string().nullable().optional()}).nullable().optional(), day: z.object({isDay: z.boolean().nullable().optional(), weekday: z.string().nullable().optional(), start: z.string().nullable().optional(), end: z.string().nullable().optional(), lengthGhatis: z.number().nullable().optional(), firstPartLord: z.string().nullable().optional()}).nullable().optional(), sunBased: z.array(z.object({name: z.string().nullable().optional(), longitude: z.number().nullable().optional(), sign: z.number().nullable().optional(), signName: z.string().nullable().optional(), degree: z.number().nullable().optional(), nakshatra: z.number().nullable().optional(), nakshatraName: z.string().nullable().optional(), house: z.number().nullable().optional(), formula: z.string().nullable().optional(), source: z.string().nullable().optional()}).nullable()).nullable().optional(), timeBased: z.array(z.object({name: z.string().nullable().optional(), partOf: z.string().nullable().optional(), part: z.number().nullable().optional(), longitude: z.number().nullable().optional(), sign: z.number().nullable().optional(), signName: z.string().nullable().optional(), degree: z.number().nullable().optional(), nakshatra: z.number().nullable().optional(), nakshatraName: z.string().nullable().optional(), house: z.number().nullable().optional(), partStart: z.string().nullable().optional(), partEnd: z.string().nullable().optional(), startJd: z.number().nullable().optional(), endJd: z.number().nullable().optional(), atEndOfPart: z.object({longitude: z.number().nullable().optional(), sign: z.number().nullable().optional(), signName: z.string().nullable().optional(), degree: z.number().nullable().optional(), nakshatra: z.number().nullable().optional(), nakshatraName: z.string().nullable().optional(), house: z.number().nullable().optional()}).nullable().optional(), source: z.string().nullable().optional()}).nullable()).nullable().optional(), mandi: z.object({longitude: z.number().nullable().optional(), sign: z.number().nullable().optional(), signName: z.string().nullable().optional(), degree: z.number().nullable().optional(), nakshatra: z.number().nullable().optional(), nakshatraName: z.string().nullable().optional(), house: z.number().nullable().optional(), ghatisFromStart: z.number().nullable().optional(), rises: z.string().nullable().optional(), risesJd: z.number().nullable().optional(), source: z.string().nullable().optional()}).nullable().optional(), sources: z.object({dhuma: z.object({text: z.string().nullable().optional(), ref: z.string().nullable().optional(), status: z.string().nullable().optional()}).nullable().optional()}).nullable().optional(), notes: 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
};

/**
 * Upagrahas: Dhuma to Upaketu, Kala to Gulika, Mandi
 * 
 * POST /vedic/upagrahas
 */
export const createApiVedicUpagrahas = async (args: CreateApiVedicUpagrahasArgs, options?: CreateApiVedicUpagrahasOptions) => {
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/upagrahas${query.size > 0 ? `?${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(createApiVedicUpagrahasResponse, await res.json())
};