import {z} from 'zod'

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

export const getApiAccountsResponse = z.object({ok: z.literal(true), data: z.object({accounts: z.array(z.object({id: z.string(), tenantId: z.string(), displayName: z.string().nullable(), display_name: z.string().nullable().optional(), metadata: z.record(z.string(), z.unknown()), ownerUserIds: z.array(z.string()).optional(), owner_user_ids: z.array(z.string()).optional(), additionalSignerIds: z.array(z.string()).optional(), additional_signer_ids: z.array(z.string()).optional(), signerPolicyIds: z.array(z.string()).optional(), signer_policy_ids: z.array(z.string()).optional(), walletIds: z.array(z.string()), wallet_ids: z.array(z.string()).optional(), wallets: z.array(z.object({id: z.string(), walletId: z.string(), membershipId: z.string(), name: z.string().nullable(), ownerUserId: z.string().nullable().optional(), owner_user_id: z.string().nullable().optional(), walletType: z.string().nullable().optional(), wallet_type: z.string().nullable().optional(), custody: z.object({type: z.enum(["server", "user_embedded"]).optional(), ownerUserId: z.string().nullable().optional(), owner_user_id: z.string().nullable().optional()}).optional(), signing: z.object({signerCount: z.number().int().gte(0).optional(), activeSignerCount: z.number().int().gte(0).optional(), quorumCount: z.number().int().gte(0).optional(), activeQuorumCount: z.number().int().gte(0).optional()}).optional(), capabilities: z.array(z.enum(["sign_transaction", "sign_message", "sign_typed_data", "sign_user_operation", "sign_authorization", "send_calls", "transfer", "solana_transaction", "export_private_key"])), capabilityMetadata: z.record(z.string(), z.unknown()), capability_metadata: z.record(z.string(), z.unknown()).optional(), chainType: z.enum(["ethereum", "solana", "bitcoin", "monero"]), chainFamily: z.enum(["evm", "solana", "bitcoin", "monero"]), address: z.string().nullable(), purpose: z.string().nullable().optional(), venue: z.string().nullable().optional(), createdAt: z.string().nullable().optional()})), capabilities: z.array(z.enum(["sign_transaction", "sign_message", "sign_typed_data", "sign_user_operation", "sign_authorization", "send_calls", "transfer", "solana_transaction", "export_private_key"])), capabilityMetadata: z.record(z.string(), z.unknown()), capability_metadata: z.record(z.string(), z.unknown()).optional(), createdAt: z.string(), created_at: z.string().optional(), updatedAt: z.string(), updated_at: z.string().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
};

/**
 * List digital asset accounts
 * 
 * GET /accounts
 */
export const getApiAccounts = async (options?: GetApiAccountsOptions) => {
const {baseUrl = "http://localhost:3200", fetch: fetchFn = fetch, tenantApiKey} = options ?? {}

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

if (tenantApiKey !== undefined) headers.set("X-Steward-API-Key", tenantApiKey)

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