Moved common subclasses methods to superclass.

Author: Dr. Safi

module/reusableNestedUnit/Controller.class.js

@@ -78,6 +78,19 @@ export default ({
                 await instance.initializeInstance()
                 return instance
             }
+            
+            /**
+             * @description gets document from database using documentKey and populates the data to the instance.
+             * during which 'jsonData' property is set. if it is set, it means that the instance is already populated with data.
+             * 
+             */
+            async initializeInstance() {
+                let Class = this.constructor
+                if(!('jsonData' in this)) { // if not already populated with data.
+                    let jsonData = await Class.getDocumentQuery(Class.rethinkdbConnection, this.key)
+                    await this.populateInstancePropertyFromJson_this(jsonData)
+                }
+            }
 
         }
 

module/reusableNestedUnit/NestedUnit.class.js

@@ -23,16 +23,12 @@ export default ({ Superclass }) => {
          * 
          */
         async initializeInstance() {
-            let Class = this.constructor
-            if(!('jsonData' in this)) { // if not already populated with data.
-                let jsonData = await Class.getDocumentQuery(Class.rethinkdbConnection, this.key)
-                await this.populateInstancePropertyFromJson_this(jsonData)
-                // reorder insertion points
-                if(this.insertionPoint) {
-                    await this.insertionPoint.sort((prior, subsequent) => {
-                        return (prior.order <= subsequent.order) ? -1 : 1;
-                    })
-                }
+            await super.initializeInstance()
+            // reorder insertion points
+            if(!('jsonData' in this) && this.insertionPoint) {
+                await this.insertionPoint.sort((prior, subsequent) => {
+                    return (prior.order <= subsequent.order) ? -1 : 1;
+                })
             }
         }
 

module/reusableNestedUnit/Unit.class.js

@@ -17,18 +17,6 @@ export default ({ Superclass }) => {
             this.key = databaseDocumentKey
             return this
         }
-
-        /**
-         * @description gets document from database using documentKey and populates the data to the instance.
-         * 
-         */
-        async initializeInstance() {
-            let Class = this.constructor
-            if(!('jsonData' in this)) { // if not already populated with data.
-                let jsonData = await Class.getDocumentQuery(Class.rethinkdbConnection, this.key)
-                await this.populateInstancePropertyFromJson_this(jsonData)
-            }
-        }
     }
 
     return self

module/reusableNestedUnit/implementation/template/NestedUnit.class.js

@@ -5,13 +5,13 @@ import filesystem from 'fs'
 import { classDecorator as prototypeChainDebug} from 'appscript/module/prototypeChainDebug'
 import { add, execute, applyMixin, conditional } from 'appscript/utilityFunction/decoratorUtility.js'
 import { extendedSubclassPattern } from 'appscript/utilityFunction/extendedSubclassPattern.js'
+import promiseProperRace from 'appscript/utilityFunction/promiseProperRace.js'
 
 let getTableDocument = {
     generate: require('appscript/utilityFunction/database/query/getTableDocument.query.js'),
     instance: []
 }
 getTableDocument.instance['template_viewNestedUnit'] = getTableDocument.generate('template_viewNestedUnit')
-import promiseProperRace from 'appscript/utilityFunction/promiseProperRace.js'
 
 export default ({ Superclass }) => {
     let self =