make fields startDate, endDate, memberRate and customerRate optional

Author: imcaizheng

src/services/ResourceBookingProcessorService.js

@@ -38,10 +38,10 @@ processCreate.schema = {
       projectId: Joi.number().integer().required(),
       userId: Joi.string().uuid().required(),
       jobId: Joi.string().uuid(),
-      startDate: Joi.date().required(),
-      endDate: Joi.date().required(),
-      memberRate: Joi.number().required(),
-      customerRate: Joi.number().required(),
+      startDate: Joi.date(),
+      endDate: Joi.date(),
+      memberRate: Joi.number(),
+      customerRate: Joi.number(),
       rateType: Joi.rateType().required(),
       createdAt: Joi.date().required(),
       createdBy: Joi.string().uuid().required(),