import {z} from 'zod'

export type ApiFundType = 'LendBorrow' | 'LST' | 'Staking' | 'Mixed';

export type ApiRiskAversion = 'LOW' | 'MEDIUM' | 'HIGH';

export type ApiInputsForRequestingFund = {base_assets: Array<string>, fund_type: ApiFundType, risk_aversion: ApiRiskAversion, yield_target: number};

export type CreateApiOrganizationRequestFundArgs = {body: ApiInputsForRequestingFund};

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

export const apiFundType = z.enum(["LendBorrow", "LST", "Staking", "Mixed"]);

export const apiRiskAversion = z.enum(["LOW", "MEDIUM", "HIGH"]);

export const apiRequestStatus = z.enum(["PENDING", "APPROVED", "REJECTED"]);

export const apiFundRequest = z.object({base_assets: z.array(z.string()), fund_type: apiFundType, id: z.string(), organization_id: z.string(), risk_aversion: apiRiskAversion, status: apiRequestStatus, yield_target: z.number()});

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
};

/**
 * POST /organization/request-fund
 */
export const createApiOrganizationRequestFund = async (args: CreateApiOrganizationRequestFundArgs, options?: CreateApiOrganizationRequestFundOptions) => {
const {baseUrl = "https://api.breeze.baby", fetch: fetchFn = fetch, bearerAuth} = options ?? {}

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

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

const url = `${baseUrl.replace(/\/+$/, '')}/organization/request-fund${query.size > 0 ? `?${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(apiFundRequest, await res.json())
};