import {z} from 'zod'

export type GetApiTriggerTriggersArgs = {subject_pattern: string};

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

export const triggerSource = z.object({advertise: z.boolean().optional(), allow_trace: z.boolean().optional(), name: z.string().optional(), response_type: z.enum(["Singleton", "Stream", "Chunked"]).optional(), subject: z.string().optional(), type: z.enum(["stream", "service"]).optional(), description: z.string().optional(), info_url: z.string().optional()});

export const triggerTarget = z.object({name: z.string().optional(), subject: z.string().optional(), account: z.string().optional(), local_subject: z.string().optional(), type: z.enum(["stream", "service"]).optional(), share: z.boolean().optional(), allow_trace: z.boolean().optional()});

export const triggerData = z.object({name: z.string(), collection: z.string().optional(), description: z.string().optional(), gateway_mapping_subject: z.string().optional(), stream: z.string().optional(), subject: z.string().optional(), trigger_type: z.enum(["gateway", "stream", "subject"]), type: z.string().optional(), source: triggerSource.optional(), target: triggerTarget.optional()});

export const triggerListResponse = z.object({body: z.object({results: z.array(triggerData).optional(), results_total: z.number().int().optional()}).optional(), metadata: z.object({subject: z.string().optional()}).optional(), status_code: z.number().int().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
};

/**
 * Retrieve all triggers
 * 
 * GET /trigger/triggers
 * 
 * Also accepts auth: apiKeyAuth
 */
export const getApiTriggerTriggers = async (args: GetApiTriggerTriggersArgs, options?: GetApiTriggerTriggersOptions) => {
const {baseUrl = "https://api.quiva.ai", fetch: fetchFn = fetch, bearerAuth} = options ?? {}

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

if (args.subject_pattern != null) query.append("subject_pattern", String(args.subject_pattern))
if (bearerAuth !== undefined) headers.set('authorization', `Bearer ${bearerAuth}`)

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