import {z} from 'zod'

export type GetApiV1ContractsArgs = {active_only?: boolean | undefined, provider_id?: (string | null) | undefined, only_latest_version?: boolean | undefined, include?: ('summary' | 'details') | undefined, limit?: number | undefined, cursor?: (string | null) | undefined};

export type GetApiV1ContractsOptions = {baseUrl?: string | undefined, fetch?: typeof fetch | undefined};

export const contractReadDetailed = z.object({contract_id: z.string(), first_version_contract_id: z.string(), next_version_contract_id: z.string().nullable().optional(), version: z.number().int().nullable().optional(), display_name: z.string(), is_active: z.boolean(), currency: z.string(), provider_id: z.string(), cancellation_binding_mode: z.enum(["pinned", "disabled"]).nullable().optional(), cancellation_policy_version_id: z.string().nullable().optional(), provider_name: z.string().nullable().optional(), external_identifier: z.string().nullable().optional(), created_at: z.string(), delivery_price_type: z.string().nullable().optional(), delivery_price: z.record(z.string(), z.unknown()).nullable().optional(), eligibility_criteria: z.record(z.string(), z.unknown()).nullable().optional(), wait_fee: z.record(z.string(), z.unknown()).nullable().optional(), cancellation_fee: z.record(z.string(), z.unknown()).nullable().optional(), return_fee: z.record(z.string(), z.unknown()).nullable().optional(), insurance_price: z.record(z.string(), z.unknown()).nullable().optional(), tip_amount: z.record(z.string(), z.unknown()).nullable().optional(), toll_fee: z.record(z.string(), z.unknown()).nullable().optional(), properties: z.record(z.string(), z.unknown()).nullable().optional(), has_enabled_vehicles: z.boolean().nullable().optional(), supported_orgs: z.array(z.string()).nullable().optional(), excluded_orgs: z.array(z.string()).nullable().optional(), prev_version_contract_id: z.string().nullable().optional(), commit_message: z.string().nullable().optional(), created_by: z.string().nullable().optional(), delivery_price_function: z.string().nullable().optional(), unassigned_driver_timeout_minutes: z.number().int().nullable().optional()});

export const listContractsResponse = z.object({contracts: z.array(contractReadDetailed), next_cursor: z.string().nullable().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 Contracts
 * 
 * GET /v1/contracts
 */
export const getApiV1Contracts = async (args: GetApiV1ContractsArgs, options?: GetApiV1ContractsOptions) => {
const {baseUrl = "https://api.sandbox.usenash.com", fetch: fetchFn = fetch} = options ?? {}

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

if (args.active_only != null) query.append("active_only", String(args.active_only))
if (args.provider_id != null) query.append("provider_id", String(args.provider_id))
if (args.only_latest_version != null) query.append("only_latest_version", String(args.only_latest_version))
if (args.include != null) query.append("include", String(args.include))
if (args.limit != null) query.append("limit", String(args.limit))
if (args.cursor != null) query.append("cursor", String(args.cursor))

const url = `${baseUrl.replace(/\/+$/, '')}/v1/contracts${query.size > 0 ? `?${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(listContractsResponse, await res.json())
};