import {z} from 'zod'

export type TriggerServiceCreateTriggerSubscriptionBody = {config?: {[key: string]: string} | undefined, connected_account_id?: string | undefined, interval_seconds?: number | undefined, trigger_name: string};

export type CreateApiApiV1ConnectionsConnectionIdTriggerSubscriptionsArgs = {connection_id: string, body: TriggerServiceCreateTriggerSubscriptionBody};

export type CreateApiApiV1ConnectionsConnectionIdTriggerSubscriptionsOptions = {baseUrl?: string | undefined, oauth2?: string | undefined, fetch?: typeof fetch | undefined};

export const triggersAccountHealthState = z.enum(["READY", "AWAITING_CONFIRMATION", "WRONG_APP", "DISCONNECTED", "NEEDS_REAUTHENTICATION"]);

export const triggersTriggerDeliveryScope = z.enum(["ACCOUNT", "CONNECTION"]);

export const triggersTriggerPollErrorCode = z.enum(["RATE_LIMITED", "CREDENTIAL_REVOKED", "INVALID_CONFIGURATION", "PROVIDER_ERROR", "DELIVERY_FAILED", "TIMED_OUT", "POLL_FAILED"]);

export const triggersTriggerPollState = z.object({backoff_until: z.string().optional(), consecutive_failures: z.number().int().optional(), last_error: z.string().optional(), last_error_code: triggersTriggerPollErrorCode.optional(), last_run_at: z.string().optional(), watermark_updated_at: z.string().optional()});

export const triggersTriggerSubscriptionStatus = z.enum(["ACTIVE", "THROTTLED", "PAUSED", "PAUSED_CREDENTIAL"]);

export const triggersTriggerSubscription = z.object({account_health: triggersAccountHealthState.optional(), config: z.record(z.string(), z.string()).optional(), connected_account_id: z.string().optional(), connected_account_identifier: z.string().optional(), connection_id: z.string().optional(), created_at: z.string().optional(), delivery_scope: triggersTriggerDeliveryScope.optional(), effective_interval_seconds: z.number().int().optional(), id: z.string().optional(), poll_state: triggersTriggerPollState.optional(), provider: z.string().optional(), requested_interval_seconds: z.number().int().optional(), status: triggersTriggerSubscriptionStatus.optional(), trigger_name: z.string().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
};

/**
 * Subscribe to a trigger
 * 
 * POST /api/v1/connections/{connection_id}/trigger-subscriptions
 */
export const createApiApiV1ConnectionsConnectionIdTriggerSubscriptions = async (args: CreateApiApiV1ConnectionsConnectionIdTriggerSubscriptionsArgs, options?: CreateApiApiV1ConnectionsConnectionIdTriggerSubscriptionsOptions) => {
const {baseUrl = "https://$SCALEKIT_ENVIRONMENT_URL", fetch: fetchFn = fetch, oauth2} = options ?? {}

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

if (oauth2 !== undefined) headers.set('authorization', `Bearer ${oauth2}`)

const url = `${baseUrl.replace(/\/+$/, '')}/api/v1/connections/${encodeURIComponent(String(args.connection_id))}/trigger-subscriptions${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(triggersTriggerSubscription, await res.json())
};