import {z} from 'zod'

export type GetApiApiWorkflowsArgs = {last_id?: number | undefined, count?: number | undefined, order?: string | undefined, name_pattern?: string | undefined, search_project_name?: boolean | undefined};

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

export const idAndName = z.object({id: z.string(), name: z.string()});

export const restWorkflowDefinition = z.object({config: z.object({}).optional(), id: z.string(), name: z.string(), project: idAndName, revision: z.string(), timezone: z.string()});

export const restWorkflowDefinitionCollection = z.object({workflows: z.array(restWorkflowDefinition).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 workflows
 * 
 * GET /api/workflows
 */
export const getApiApiWorkflows = async (args: GetApiApiWorkflowsArgs, options?: GetApiApiWorkflowsOptions) => {
const {baseUrl = "https://api-workflow.treasuredata.com", fetch: fetchFn = fetch, ApiKeyAuth} = options ?? {}

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

if (args.last_id != null) query.append("last_id", String(args.last_id))
if (args.count != null) query.append("count", String(args.count))
if (args.order != null) query.append("order", String(args.order))
if (args.name_pattern != null) query.append("name_pattern", String(args.name_pattern))
if (args.search_project_name != null) query.append("search_project_name", String(args.search_project_name))
if (ApiKeyAuth !== undefined) headers.set('authorization', `TD1 ${ApiKeyAuth}`)

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