import {z} from 'zod'

export type GetApiAlphaVaultArgs = {vault_address?: (Array<string> | null) | undefined, pool_address?: (Array<string> | null) | undefined, base_mint?: (Array<string> | null) | undefined};

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

export const alphaVaultResponse = z.object({base: z.string(), base_mint: z.string(), owner: z.string(), pool_address: z.string(), pool_type: z.number().int(), quote_mint: z.string(), token_out_vault: z.string(), token_vault: z.string(), vault_address: z.string()});

export const getApiAlphaVaultResponse = z.array(alphaVaultResponse);

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
};

/**
 * Alpha Vaults
 * 
 * GET /alpha-vault
 */
export const getApiAlphaVault = async (args: GetApiAlphaVaultArgs, options?: GetApiAlphaVaultOptions) => {
const {baseUrl = "https://damm-api.meteora.ag", fetch: fetchFn = fetch} = options ?? {}

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

for (const item of args.vault_address ?? []) query.append("vault_address", String(item))
for (const item of args.pool_address ?? []) query.append("pool_address", String(item))
for (const item of args.base_mint ?? []) query.append("base_mint", String(item))

const url = `${baseUrl.replace(/\/+$/, '')}/alpha-vault${query.size > 0 ? `?${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(getApiAlphaVaultResponse, await res.json())
};