refactor: SelectFieldNubProperty: move configuration parsing out of constructor

refs #483

src/app/formulaire/elements/fieldset.ts

@@ -111,6 +111,7 @@ export class FieldSet extends FormulaireElement implements Observer {
     private parse_select(json: {}): SelectField {
         const res: SelectField = SelectFieldFactory.newSelectField(json, this);
         res.parseConfig(json);
+        res.afterParseConfig();
         res.addObserver(this);
         return res;
     }

src/app/formulaire/elements/select/select-field-factory.ts

@@ -57,10 +57,10 @@ export class SelectFieldFactory {
             case "select_section":
             case "select_sppoperation":
             case "select_unit":
-                return new SelectFieldNubProperty(parent, json);
+                return new SelectFieldNubProperty(parent);
 
             default:
                 throw new Error("unknown select id ${id}");
         }
     }
-}
+}
\ No newline at end of file

src/app/formulaire/elements/select/select-field-nub-prop.ts

@@ -15,8 +15,12 @@ import { SelectField } from "./select-field";
 // nub property values taken from an enum
 // "standard" select that normally does not require customisation
 export class SelectFieldNubProperty extends SelectField {
-    constructor(parent: FormulaireNode, json: {}) {
+    constructor(parent: FormulaireNode) {
         super(parent);
+    }
+
+    public parseConfig(json: {}, data?: {}) {
+        super.parseConfig(json, data);
         this._associatedProperty = json["property"];
         this._configDefaultValue = json["default"];
     }
@@ -35,4 +39,4 @@ export class SelectFieldNubProperty extends SelectField {
     protected initSelectedValue() {
         this.findAndSetDefaultValue();
     }
-}
+}
\ No newline at end of file

src/app/formulaire/elements/select/select-field.ts

@@ -143,7 +143,7 @@ export abstract class SelectField extends Field {
         this._confId = field["id"];
         this._entriesBaseId = this._confId + "_";
         this._helpLink = field["help"];
-        this.afterParseConfig();
+        //this.afterParseConfig(); // done in FieldSet.parse_select()
     }
 
     /**
@@ -151,7 +151,7 @@ export abstract class SelectField extends Field {
      * (needs config for this._entriesBaseId to be set).
      * Triggered at the end of parseConfig()
      */
-    protected afterParseConfig() {
+    public afterParseConfig() {
         this.populate();
         this.initSelectedValue();
     }