import {z} from 'zod'

export type GetApiApiGroupFlowFlowGroupGreekFlowArgs = {flow_group: 'airline' | 'bank' | 'basic materials' | 'china' | 'communication services' | 'consumer cyclical' | 'consumer defensive' | 'crypto' | 'cyber' | 'energy' | 'financial services' | 'gas' | 'gold' | 'healthcare' | 'industrials' | 'mag7' | 'oil' | 'real estate' | 'refiners' | 'reit' | 'semi' | 'silver' | 'technology' | 'uranium' | 'utilities', date?: string | undefined};

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

export const groupGreekFlowData = z.object({dir_delta_flow: z.string().optional(), dir_vega_flow: z.string().optional(), flow_group: z.string().optional(), net_call_premium: z.string().optional(), net_call_volume: z.number().int().optional(), net_put_premium: z.string().optional(), net_put_volume: z.number().int().optional(), otm_dir_delta_flow: z.string().optional(), otm_dir_vega_flow: z.string().optional(), otm_total_delta_flow: z.string().optional(), otm_total_vega_flow: z.string().optional(), timestamp: z.string().optional(), total_delta_flow: z.string().optional(), total_vega_flow: z.string().optional(), transactions: z.number().int().optional(), volume: z.number().int().optional()});

export const groupGreekFlowResponse = z.object({data: z.array(groupGreekFlowData).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 Industry Greek Flow
 * 
 * GET /api/group-flow/{flow_group}/greek-flow
 */
export const getApiApiGroupFlowFlowGroupGreekFlow = async (args: GetApiApiGroupFlowFlowGroupGreekFlowArgs, options?: GetApiApiGroupFlowFlowGroupGreekFlowOptions) => {
const {baseUrl = "https://api.unusualwhales.com", fetch: fetchFn = fetch, BearerAuth} = options ?? {}

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

if (args.date != null) query.append("date", String(args.date))
if (BearerAuth !== undefined) headers.set('authorization', `Bearer ${BearerAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/api/group-flow/${encodeURIComponent(String(args.flow_group))}/greek-flow${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(groupGreekFlowResponse, await res.json())
};