@vara/custom-logic-sdk/src/validation-schemas/function-config.js

Server Side JavaScript SDK for Custom Business Logic

/**
 * Created by stevenchin on 2/1/17.
 */

const Joi = require('joi');

const { CUSTOM_LOGIC } = require('../constants/constants');

const { EXECUTION_MODES } = CUSTOM_LOGIC.FUNCTIONS;
const { TYPES: CL_FN_TYPES } = CUSTOM_LOGIC.FUNCTIONS;
const { TYPES: CL_ACTION_TYPES } = CUSTOM_LOGIC.ACTIONS;

const baseSchema = Joi.object()
  .keys({
    name: Joi.string().required().min(1),
    type: Joi.string().required()
          .valid([
            CL_FN_TYPES.STANDALONE,
            CL_FN_TYPES.POST_HOOK,
            CL_FN_TYPES.PRE_HOOK,
            CL_ACTION_TYPES.CL_ACTION,
          ]),
  });

const baseClFnSchema = baseSchema
  .keys({
    executionMode: Joi.string().required().valid([EXECUTION_MODES.SYNC]),
    clProtocolVersion: Joi.string().required().min(3),
  });

const standaloneFnSchema = baseClFnSchema
  .keys({
    supportAllMethods: Joi.boolean(),
    httpMethods: Joi.array().items(Joi.string().only(['GET', 'PUT', 'POST', 'DELETE'])),
  })
  .xor('supportAllMethods', 'httpMethods');

const postHookSchema = baseClFnSchema
  .keys({
    modelName: Joi.string().required(),
    modelMethod: Joi.string().required(),
  });

const preHookSchema = baseClFnSchema
  .keys({
    url: Joi.string(),
    urlPath: Joi.string(),
    // array must contain one string and the string must match one of the set of allowed values
    httpMethods: Joi.array().items(Joi.string().only(['*', 'GET', 'PUT', 'POST', 'DELETE']).required()),
  })
  .xor('urlPath', 'url')
  .requiredKeys(['httpMethods']);

const clActionSchema = baseSchema;

const schemas = {
  baseSchema,
  [CL_FN_TYPES.STANDALONE]: standaloneFnSchema,
  [CL_FN_TYPES.POST_HOOK]: postHookSchema,
  [CL_FN_TYPES.PRE_HOOK]: preHookSchema,
  [CL_ACTION_TYPES.CL_ACTION]: clActionSchema,
};

module.exports = schemas;