import {z} from 'zod'

export type ActionsActionRequestParamObjectType = 'businesses' | 'watchlist_result';

export type ActionsActionRequestParamType = 'add_sources' | 'add_attributes' | 'verify_tin' | 'decision' | 'dismissal';

export type CreateApiV1ActionsArgs = {body: {object_type: ActionsActionRequestParamObjectType, object_id: string, type: ActionsActionRequestParamType, note?: string | undefined, thread_id?: string | undefined, run_id?: string | undefined, payload: {[key: string]: unknown}}};

export type CreateApiV1ActionsOptions = {baseUrl?: string | undefined, bearerAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const actionType = z.enum(["add_sources", "add_attributes", "update_address_risk", "verify_tin", "decision", "dismissal"]);

export const actionObjectType = z.enum(["Business", "Watchlist::Result"]);

export const actionEffectOperation = z.enum(["created", "updated", "linked"]);

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

export const actionEffect = z.object({operation: actionEffectOperation, diff: z.record(z.string(), z.unknown()).nullable(), target: actionEffectTarget.nullable()});

export const actionActorActorType = z.enum(["account", "user", "run"]);

export const actionActor = z.object({actor_type: actionActorActorType, data: z.record(z.string(), z.unknown()).optional()});

export const action = z.object({id: z.string(), type: actionType, object_type: actionObjectType, object_id: z.string(), created_at: z.string(), note: z.string().nullable().optional(), metadata: z.record(z.string(), z.unknown()).optional(), effects: z.array(actionEffect), actors: z.array(actionActor)});

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
};

/**
 * Create an action on an object
 * 
 * POST /v1/actions
 */
export const createApiV1Actions = async (args: CreateApiV1ActionsArgs, options?: CreateApiV1ActionsOptions) => {
const {baseUrl = "https://api.middesk.com", fetch: fetchFn = fetch, bearerAuth} = options ?? {}

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

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

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