extract shareable plot config

pdb-js/src/app/plot.service.ts

@@ -207,11 +207,24 @@ export class AutocompleteResult{
 
 export class PlotRequest {
   constructor(
-    public query : string,
     public height : number,
     public width : number,
     public thumbnailMaxWidth : number = 300,
     public thumbnailMaxHeight : number = 200,
+    public keyOutside : boolean = false,
+    public generateThumbnail : boolean,
+    public submitterId: string,
+    public config: PlotConfig
+    ){}
+    
+  
+  copy(): PlotRequest {
+    return JSON.parse(JSON.stringify(this));
+  }
+}
+
+export class PlotConfig {
+  constructor(    public query : string,
     public groupBy : Array<string>,
     public limitBy : string,
     public limit : number,
@@ -219,16 +232,9 @@ export class PlotRequest {
     public y2:YAxisDefinition|undefined,
     public dateRange : string,
     public aggregates : Array<string>,
-    public keyOutside : boolean = false,
-    public generateThumbnail : boolean,
     public intervalUnit: string,
     public intervalValue: number,
-    public submitterId: string,
-    public renderBarChartTickLabels: boolean = false){}
-  
-  copy(): PlotRequest {
-    return JSON.parse(JSON.stringify(this));
-  }
+    public renderBarChartTickLabels: boolean = false,) {}
 }
 
 export class YAxisDefinition {