From e215e11417448a4294f507260d718d11bd5f9e0e Mon Sep 17 00:00:00 2001
From: Michael Shamoon <4887959+nikonratm@users.noreply.github.com>
Date: Sat, 12 Dec 2020 22:53:34 -0800
Subject: [PATCH] Completely refactored because programming

Extracted filter editor to service
Made all components actually reactive
---
 src-ui/src/app/app.module.ts                  |   2 +
 .../document-list.component.html              |   2 +-
 .../document-list/document-list.component.ts  |  34 ++--
 .../filter-dropdown-date.component.html       |   4 +-
 .../filter-dropdown-date.component.ts         |  46 ++---
 .../filter-dropdown-button.component.html     |  12 ++
 .../filter-dropdown-button.component.scss     |   4 +
 .../filter-dropdown-button.component.spec.ts  |  25 +++
 .../filter-dropdown-button.component.ts       |  32 +++
 .../filter-dropdown.component.html            |  17 +-
 .../filter-dropdown.component.scss            |   5 -
 .../filter-dropdown.component.ts              |  29 ++-
 .../filter-editor.component.html              |  11 +-
 .../filter-editor/filter-editor.component.ts  | 164 ++++-----------
 .../services/document-list-view.service.ts    |   6 +-
 .../filter-editor-view.service.spec.ts        |  16 ++
 .../services/filter-editor-view.service.ts    | 188 ++++++++++++++++++
 17 files changed, 395 insertions(+), 202 deletions(-)
 create mode 100644 src-ui/src/app/components/filter-editor/filter-dropdown/filter-dropdown-button/filter-dropdown-button.component.html
 create mode 100644 src-ui/src/app/components/filter-editor/filter-dropdown/filter-dropdown-button/filter-dropdown-button.component.scss
 create mode 100644 src-ui/src/app/components/filter-editor/filter-dropdown/filter-dropdown-button/filter-dropdown-button.component.spec.ts
 create mode 100644 src-ui/src/app/components/filter-editor/filter-dropdown/filter-dropdown-button/filter-dropdown-button.component.ts
 create mode 100644 src-ui/src/app/services/filter-editor-view.service.spec.ts
 create mode 100644 src-ui/src/app/services/filter-editor-view.service.ts

diff --git a/src-ui/src/app/app.module.ts b/src-ui/src/app/app.module.ts
index 3021e417b..4d31fff18 100644
--- a/src-ui/src/app/app.module.ts
+++ b/src-ui/src/app/app.module.ts
@@ -29,6 +29,7 @@ import { AppFrameComponent } from './components/app-frame/app-frame.component';
 import { ToastsComponent } from './components/common/toasts/toasts.component';
 import { FilterEditorComponent } from './components/filter-editor/filter-editor.component';
 import { FilterDropdownComponent } from './components/filter-editor/filter-dropdown/filter-dropdown.component';
+import { FilterDropdownButtonComponent } from './components/filter-editor/filter-dropdown/filter-dropdown-button/filter-dropdown-button.component';
 import { FilterDropdownDateComponent } from './components/filter-editor/filter-dropdown-date/filter-dropdown-date.component';
 import { DocumentCardLargeComponent } from './components/document-list/document-card-large/document-card-large.component';
 import { DocumentCardSmallComponent } from './components/document-list/document-card-small/document-card-small.component';
@@ -77,6 +78,7 @@ import { FilterPipe } from './pipes/filter.pipe';
     ToastsComponent,
     FilterEditorComponent,
     FilterDropdownComponent,
+    FilterDropdownButtonComponent,
     FilterDropdownDateComponent,
     DocumentCardLargeComponent,
     DocumentCardSmallComponent,
diff --git a/src-ui/src/app/components/document-list/document-list.component.html b/src-ui/src/app/components/document-list/document-list.component.html
index a6ec1b741..0fd139b89 100644
--- a/src-ui/src/app/components/document-list/document-list.component.html
+++ b/src-ui/src/app/components/document-list/document-list.component.html
@@ -64,7 +64,7 @@
 
 <div class="card w-100 mb-3">
   <div class="card-body">
-    <app-filter-editor [(filterRules)]="filterRules" (apply)="applyFilterRules()" (clear)="clearFilterRules()" #filterEditor></app-filter-editor>
+    <app-filter-editor [(filterEditorService)]="filterEditorService" (apply)="applyFilterRules()" (clear)="clearFilterRules()" #filterEditor></app-filter-editor>
   </div>
 </div>
 
diff --git a/src-ui/src/app/components/document-list/document-list.component.ts b/src-ui/src/app/components/document-list/document-list.component.ts
index 271f6f7e5..fe03cae80 100644
--- a/src-ui/src/app/components/document-list/document-list.component.ts
+++ b/src-ui/src/app/components/document-list/document-list.component.ts
@@ -6,6 +6,7 @@ import { cloneFilterRules, FilterRule } from 'src/app/data/filter-rule';
 import { FILTER_CORRESPONDENT, FILTER_DOCUMENT_TYPE, FILTER_HAS_TAG, FILTER_RULE_TYPES } from 'src/app/data/filter-rule-type';
 import { SavedViewConfig } from 'src/app/data/saved-view-config';
 import { DocumentListViewService } from 'src/app/services/document-list-view.service';
+import { FilterEditorViewService } from 'src/app/services/filter-editor-view.service';
 import { DOCUMENT_SORT_FIELDS } from 'src/app/services/rest/document.service';
 import { SavedViewConfigService } from 'src/app/services/saved-view-config.service';
 import { Toast, ToastService } from 'src/app/services/toast.service';
@@ -26,6 +27,7 @@ export class DocumentListComponent implements OnInit {
   constructor(
     public list: DocumentListViewService,
     public savedViewConfigService: SavedViewConfigService,
+    public filterEditorService: FilterEditorViewService,
     public route: ActivatedRoute,
     private toastService: ToastService,
     public modalService: NgbModal,
@@ -33,14 +35,18 @@ export class DocumentListComponent implements OnInit {
 
   displayMode = 'smallCards' // largeCards, smallCards, details
 
-  filterRules: FilterRule[] = []
-
-  @ViewChild('filterEditor') filterEditor: FilterEditorComponent
-
   get isFiltered() {
     return this.list.filterRules?.length > 0
   }
 
+  set filterRules(filterRules: FilterRule[]) {
+    this.filterEditorService.filterRules = filterRules
+  }
+
+  get filterRules(): FilterRule[] {
+    return this.filterEditorService.filterRules
+  }
+
   getTitle() {
     return this.list.savedViewTitle || "Documents"
   }
@@ -60,28 +66,29 @@ export class DocumentListComponent implements OnInit {
     this.route.paramMap.subscribe(params => {
       if (params.has('id')) {
         this.list.savedView = this.savedViewConfigService.getConfig(params.get('id'))
-        this.filterRules = this.list.filterRules
+        this.filterEditorService.filterRules = this.list.filterRules
         this.titleService.setTitle(`${this.list.savedView.title} - ${environment.appTitle}`)
       } else {
         this.list.savedView = null
-        this.filterRules = this.list.filterRules
+        this.filterEditorService.filterRules = this.list.filterRules
         this.titleService.setTitle(`Documents - ${environment.appTitle}`)
       }
       this.list.clear()
       this.list.reload()
     })
+    this.filterEditorService.filterRules = this.list.filterRules
   }
 
   applyFilterRules() {
-    this.list.filterRules = this.filterRules
+    this.list.filterRules = this.filterEditorService.filterRules
   }
 
   clearFilterRules() {
-    this.list.filterRules = this.filterRules
+    this.list.filterRules = this.filterEditorService.filterRules
   }
 
   loadViewConfig(config: SavedViewConfig) {
-    this.filterRules = cloneFilterRules(config.filterRules)
+    this.filterEditorService.filterRules = cloneFilterRules(config.filterRules)
     this.list.load(config)
   }
 
@@ -106,15 +113,18 @@ export class DocumentListComponent implements OnInit {
   }
 
   clickTag(tagID: number) {
-    this.filterEditor.toggleFilterByItem(tagID, FILTER_HAS_TAG)
+    this.filterEditorService.toggleFitlerByTagID(tagID)
+    this.applyFilterRules()
   }
 
   clickCorrespondent(correspondentID: number) {
-    this.filterEditor.toggleFilterByItem(correspondentID, FILTER_CORRESPONDENT)
+    this.filterEditorService.toggleFitlerByCorrespondentID(correspondentID)
+    this.applyFilterRules()
   }
 
   clickDocumentType(documentTypeID: number) {
-    this.filterEditor.toggleFilterByItem(documentTypeID, FILTER_DOCUMENT_TYPE)
+    this.filterEditorService.toggleFitlerByDocumentTypeID(documentTypeID)
+    this.applyFilterRules()
   }
 
 }
diff --git a/src-ui/src/app/components/filter-editor/filter-dropdown-date/filter-dropdown-date.component.html b/src-ui/src/app/components/filter-editor/filter-dropdown-date/filter-dropdown-date.component.html
index fb514d7df..a2b395c09 100644
--- a/src-ui/src/app/components/filter-editor/filter-dropdown-date/filter-dropdown-date.component.html
+++ b/src-ui/src/app/components/filter-editor/filter-dropdown-date/filter-dropdown-date.component.html
@@ -11,7 +11,7 @@
         <div class="list-group-item d-flex flex-column align-items-start" role="menuitem">
           <div class="mb-1"><small>Before</small></div>
           <div class="input-group input-group-sm">
-            <input class="form-control" type="text" placeholder="yyyy-mm-dd" name="before" [(ngModel)]="dateBefore" ngbDatepicker (dateSelect)="dateSelected($event)" #dpBefore="ngbDatepicker">
+            <input class="form-control" type="text" placeholder="yyyy-mm-dd" name="before" [(ngModel)]="_dateBefore" ngbDatepicker (dateSelect)="onDateSelected($event)" #dpBefore="ngbDatepicker">
             <div class="input-group-append">
               <button class="btn btn-outline-secondary btn-sm" (click)="dpBefore.toggle()" type="button">
                 <svg width="1em" height="1em" viewBox="0 0 16 16" class="bi bi-calendar-date" fill="currentColor" xmlns="http://www.w3.org/2000/svg">
@@ -25,7 +25,7 @@
         <div class="list-group-item d-flex flex-column align-items-start" role="menuitem">
           <div class="mb-1"><small>After</small></div>
           <div class="input-group">
-            <input class="form-control form-control-sm" type="text" placeholder="yyyy-mm-dd" name="after" [(ngModel)]="dateAfter" ngbDatepicker (dateSelect)="dateSelected($event)" #dpAfter="ngbDatepicker">
+            <input class="form-control form-control-sm" type="text" placeholder="yyyy-mm-dd" name="after" [(ngModel)]="_dateAfter" ngbDatepicker (dateSelect)="onDateSelected($event)" #dpAfter="ngbDatepicker">
             <div class="input-group-append">
               <button class="btn btn-outline-secondary btn-sm" (click)="dpAfter.toggle()" type="button">
                 <svg width="1em" height="1em" viewBox="0 0 16 16" class="bi bi-calendar-date" fill="currentColor" xmlns="http://www.w3.org/2000/svg">
diff --git a/src-ui/src/app/components/filter-editor/filter-dropdown-date/filter-dropdown-date.component.ts b/src-ui/src/app/components/filter-editor/filter-dropdown-date/filter-dropdown-date.component.ts
index 9acfb44f8..0d38f5541 100644
--- a/src-ui/src/app/components/filter-editor/filter-dropdown-date/filter-dropdown-date.component.ts
+++ b/src-ui/src/app/components/filter-editor/filter-dropdown-date/filter-dropdown-date.component.ts
@@ -1,6 +1,5 @@
-import { Component, EventEmitter, Input, OnInit, Output, ElementRef, ViewChild } from '@angular/core';
+import { Component, EventEmitter, Input, Output, ElementRef, ViewChild } from '@angular/core';
 import { FilterRule } from 'src/app/data/filter-rule';
-import { FilterRuleType, FILTER_RULE_TYPES } from 'src/app/data/filter-rule-type';
 import { ObjectWithId } from 'src/app/data/object-with-id';
 import { NgbDate, NgbDateStruct } from '@ng-bootstrap/ng-bootstrap';
 
@@ -12,23 +11,25 @@ import { NgbDate, NgbDateStruct } from '@ng-bootstrap/ng-bootstrap';
 export class FilterDropdownDateComponent {
 
   @Input()
-  filterRuleTypeIDs: number[] = []
-
-  @Output()
-  selected = new EventEmitter()
-
-  filterRuleTypes: FilterRuleType[] = []
-  title: string
-  dateAfter: NgbDateStruct
   dateBefore: NgbDateStruct
 
-  ngOnInit(): void {
-    this.filterRuleTypes = this.filterRuleTypeIDs.map(id => FILTER_RULE_TYPES.find(rt => rt.id == id))
-    this.title = this.filterRuleTypes[0].displayName
-  }
+  @Input()
+  dateAfter: NgbDateStruct
+
+  @Input()
+  title: string
+
+  @Output()
+  dateBeforeSet = new EventEmitter()
+
+  @Output()
+  dateAfterSet = new EventEmitter()
+
+  _dateBefore: NgbDateStruct
+  _dateAfter: NgbDateStruct
 
   setDateQuickFilter(range: any) {
-    this.dateAfter = this.dateBefore = undefined
+    this._dateAfter = this._dateBefore = undefined
     let date = new Date()
     let newDate: NgbDateStruct = { year: date.getFullYear(), month: date.getMonth() + 1, day: date.getDate() }
     switch (typeof range) {
@@ -47,17 +48,12 @@ export class FilterDropdownDateComponent {
       default:
         break
     }
-    this.dateAfter = newDate
-    this.dateSelected(this.dateAfter)
+    this._dateAfter = newDate
+    this.onDateSelected(this._dateAfter)
   }
 
-  dateSelected(date:NgbDateStruct) {
-    let isAfter = NgbDate.from(this.dateAfter).equals(date)
-
-    let filterRuleType = this.filterRuleTypes.find(rt => rt.filtervar.indexOf(isAfter ? 'gt' : 'lt') > -1)
-    if (filterRuleType) {
-      let dateFilterRule:FilterRule = {value: `${date.year}-${date.month.toString().padStart(2,'0')}-${date.day.toString().padStart(2,'0')}`, type: filterRuleType}
-      this.selected.emit(dateFilterRule)
-    }
+  onDateSelected(date:NgbDateStruct) {
+    let emitter = this._dateAfter && NgbDate.from(this._dateAfter).equals(date) ? this.dateAfterSet : this.dateBeforeSet
+    emitter.emit(date)
   }
 }
diff --git a/src-ui/src/app/components/filter-editor/filter-dropdown/filter-dropdown-button/filter-dropdown-button.component.html b/src-ui/src/app/components/filter-editor/filter-dropdown/filter-dropdown-button/filter-dropdown-button.component.html
new file mode 100644
index 000000000..5f12a5a17
--- /dev/null
+++ b/src-ui/src/app/components/filter-editor/filter-dropdown/filter-dropdown-button/filter-dropdown-button.component.html
@@ -0,0 +1,12 @@
+<button class="list-group-item list-group-item-action d-flex align-items-center" role="menuitem" (click)="toggleItem()">
+  <div class="selected-icon mr-1">
+    <svg *ngIf="selected" width="1em" height="1em" viewBox="0 0 16 16" class="bi bi-check" fill="currentColor" xmlns="http://www.w3.org/2000/svg">
+      <path fill-rule="evenodd" d="M10.97 4.97a.75.75 0 0 1 1.071 1.05l-3.992 4.99a.75.75 0 0 1-1.08.02L4.324 8.384a.75.75 0 1 1 1.06-1.06l2.094 2.093 3.473-4.425a.236.236 0 0 1 .02-.022z"/>
+    </svg>
+  </div>
+  <div class="mr-1">
+    <app-tag *ngIf="display == 'tag'; else displayName" [tag]="item" [clickable]="true" linkTitle="Filter by tag"></app-tag>
+    <ng-template #displayName><small>{{item.name}}</small></ng-template>
+  </div>
+  <div class="badge bg-primary text-light rounded-pill ml-auto">{{item.document_count}}</div>
+</button>
diff --git a/src-ui/src/app/components/filter-editor/filter-dropdown/filter-dropdown-button/filter-dropdown-button.component.scss b/src-ui/src/app/components/filter-editor/filter-dropdown/filter-dropdown-button/filter-dropdown-button.component.scss
new file mode 100644
index 000000000..41fc6acc4
--- /dev/null
+++ b/src-ui/src/app/components/filter-editor/filter-dropdown/filter-dropdown-button/filter-dropdown-button.component.scss
@@ -0,0 +1,4 @@
+.selected-icon {
+  min-width: 1em;
+  min-height: 1em;
+}
diff --git a/src-ui/src/app/components/filter-editor/filter-dropdown/filter-dropdown-button/filter-dropdown-button.component.spec.ts b/src-ui/src/app/components/filter-editor/filter-dropdown/filter-dropdown-button/filter-dropdown-button.component.spec.ts
new file mode 100644
index 000000000..5cf1fefa2
--- /dev/null
+++ b/src-ui/src/app/components/filter-editor/filter-dropdown/filter-dropdown-button/filter-dropdown-button.component.spec.ts
@@ -0,0 +1,25 @@
+import { ComponentFixture, TestBed } from '@angular/core/testing';
+
+import { FilterDropodownButtonComponent } from './filter-dropdown-button.component';
+
+describe('FilterDropodownButtonComponent', () => {
+  let component: FilterDropodownButtonComponent;
+  let fixture: ComponentFixture<FilterDropodownButtonComponent>;
+
+  beforeEach(async () => {
+    await TestBed.configureTestingModule({
+      declarations: [ FilterDropodownButtonComponent ]
+    })
+    .compileComponents();
+  });
+
+  beforeEach(() => {
+    fixture = TestBed.createComponent(FilterDropodownButtonComponent);
+    component = fixture.componentInstance;
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+});
diff --git a/src-ui/src/app/components/filter-editor/filter-dropdown/filter-dropdown-button/filter-dropdown-button.component.ts b/src-ui/src/app/components/filter-editor/filter-dropdown/filter-dropdown-button/filter-dropdown-button.component.ts
new file mode 100644
index 000000000..847c3f12b
--- /dev/null
+++ b/src-ui/src/app/components/filter-editor/filter-dropdown/filter-dropdown-button/filter-dropdown-button.component.ts
@@ -0,0 +1,32 @@
+import { Component, EventEmitter, Input, Output } from '@angular/core';
+import { PaperlessTag } from 'src/app/data/paperless-tag';
+import { PaperlessCorrespondent } from 'src/app/data/paperless-correspondent';
+import { PaperlessDocumentType } from 'src/app/data/paperless-document-type';
+
+@Component({
+  selector: 'app-filter-dropdown-button',
+  templateUrl: './filter-dropdown-button.component.html',
+  styleUrls: ['./filter-dropdown-button.component.scss']
+})
+export class FilterDropdownButtonComponent {
+
+  constructor() { }
+
+  @Input()
+  item: PaperlessTag | PaperlessDocumentType | PaperlessCorrespondent
+
+  @Input()
+  display: string
+
+  @Input()
+  selected: boolean
+
+  @Output()
+  toggle = new EventEmitter()
+
+
+  toggleItem(): void {
+    this.selected = !this.selected
+    this.toggle.emit(this.item)
+  }
+}
diff --git a/src-ui/src/app/components/filter-editor/filter-dropdown/filter-dropdown.component.html b/src-ui/src/app/components/filter-editor/filter-dropdown/filter-dropdown.component.html
index b43826fb2..3d47d23b7 100644
--- a/src-ui/src/app/components/filter-editor/filter-dropdown/filter-dropdown.component.html
+++ b/src-ui/src/app/components/filter-editor/filter-dropdown/filter-dropdown.component.html
@@ -3,19 +3,10 @@
   <div class="dropdown-menu quick-filter shadow" ngbDropdownMenu attr.aria-labelledby="dropdown{{title}}">
     <div class="list-group list-group-flush">
       <input class="list-group-item form-control form-control-sm" type="text" [(ngModel)]="filterText" placeholder="Filter {{title}}" (keyup.enter)="listFilterEnter()" #listFilterTextInput>
-      <ng-container *ngIf="(items | filter: filterText).length > 0">
-        <button class="list-group-item list-group-item-action d-flex align-items-center" role="menuitem" *ngFor="let item of items | filter: filterText; let i = index" (click)="toggleItem(item)">
-          <div class="selected-icon mr-1">
-            <svg *ngIf="itemsActive.includes(item)" width="1em" height="1em" viewBox="0 0 16 16" class="bi bi-check" fill="currentColor" xmlns="http://www.w3.org/2000/svg">
-              <path fill-rule="evenodd" d="M10.97 4.97a.75.75 0 0 1 1.071 1.05l-3.992 4.99a.75.75 0 0 1-1.08.02L4.324 8.384a.75.75 0 1 1 1.06-1.06l2.094 2.093 3.473-4.425a.236.236 0 0 1 .02-.022z"/>
-            </svg>
-          </div>
-          <div class="mr-1">
-            <app-tag *ngIf="display == 'tag'; else displayName" [tag]="item" [clickable]="true" linkTitle="Filter by tag"></app-tag>
-            <ng-template #displayName><small>{{item.name}}</small></ng-template>
-          </div>
-          <div class="badge bg-primary text-light rounded-pill ml-auto">{{item.document_count}}</div>
-        </button>
+      <ng-container *ngIf="(items$ | async)?.results as items">
+        <ng-container *ngFor="let item of items | filter: filterText; let i = index">
+          <app-filter-dropdown-button [item]="item" [display]="display" [selected]="isItemSelected(item)" (toggle)="toggleItem($event)"></app-filter-dropdown-button>
+        </ng-container>
       </ng-container>
     </div>
   </div>
diff --git a/src-ui/src/app/components/filter-editor/filter-dropdown/filter-dropdown.component.scss b/src-ui/src/app/components/filter-editor/filter-dropdown/filter-dropdown.component.scss
index 05df7b213..5551b0329 100644
--- a/src-ui/src/app/components/filter-editor/filter-dropdown/filter-dropdown.component.scss
+++ b/src-ui/src/app/components/filter-editor/filter-dropdown/filter-dropdown.component.scss
@@ -2,9 +2,4 @@
   min-width: 250px;
   max-height: 400px;
   overflow-y: scroll;
-
-  .selected-icon {
-    min-width: 1em;
-    min-height: 1em;
-  }
 }
diff --git a/src-ui/src/app/components/filter-editor/filter-dropdown/filter-dropdown.component.ts b/src-ui/src/app/components/filter-editor/filter-dropdown/filter-dropdown.component.ts
index 6f346d4b3..4c80bfb66 100644
--- a/src-ui/src/app/components/filter-editor/filter-dropdown/filter-dropdown.component.ts
+++ b/src-ui/src/app/components/filter-editor/filter-dropdown/filter-dropdown.component.ts
@@ -1,5 +1,6 @@
 import { Component, EventEmitter, Input, OnInit, Output, ElementRef, ViewChild } from '@angular/core';
-import { FilterRuleType, FILTER_RULE_TYPES } from 'src/app/data/filter-rule-type';
+import { Observable } from 'rxjs';
+import { Results } from 'src/app/data/results';
 import { ObjectWithId } from 'src/app/data/object-with-id';
 import { FilterPipe } from  'src/app/pipes/filter.pipe';
 
@@ -13,29 +14,37 @@ export class FilterDropdownComponent implements OnInit {
   constructor(private filterPipe: FilterPipe) { }
 
   @Input()
-  filterRuleTypeID: number
+  items$: Observable<Results<ObjectWithId>>
+
+  @Input()
+  itemsSelected: ObjectWithId[]
+
+  @Input()
+  title: string
+
+  @Input()
+  display: string
 
   @Output()
   toggle = new EventEmitter()
 
   @ViewChild('listFilterTextInput') listFilterTextInput: ElementRef
 
-  items: ObjectWithId[] = []
-  itemsActive: ObjectWithId[] = []
-  title: string
   filterText: string
-  display: string
+  items: ObjectWithId[]
 
-  ngOnInit(): void {
-    let filterRuleType: FilterRuleType = FILTER_RULE_TYPES.find(t => t.id == this.filterRuleTypeID)
-    this.title = filterRuleType.displayName
-    this.display = filterRuleType.datatype
+  ngOnInit() {
+    this.items$.subscribe(result => this.items = result.results)
   }
 
   toggleItem(item: ObjectWithId): void {
     this.toggle.emit(item)
   }
 
+  isItemSelected(item: ObjectWithId): boolean {
+    return this.itemsSelected?.find(i => i.id == item.id) !== undefined
+  }
+
   dropdownOpenChange(open: boolean): void {
     if (open) {
       setTimeout(() => {
diff --git a/src-ui/src/app/components/filter-editor/filter-editor.component.html b/src-ui/src/app/components/filter-editor/filter-editor.component.html
index 368eed564..4c2e61d46 100644
--- a/src-ui/src/app/components/filter-editor/filter-editor.component.html
+++ b/src-ui/src/app/components/filter-editor/filter-editor.component.html
@@ -3,14 +3,17 @@
     <div class="text-muted mt-1">Filter by:</div>
   </div>
   <div class="col">
-    <input class="form-control form-control-sm" type="text" [(ngModel)]="filterText" placeholder="Title" #filterTextInput>
+    <input class="form-control form-control-sm" type="text" [(ngModel)]="filterEditorService.filterText" placeholder="Title" #filterTextInput>
   </div>
 
-  <app-filter-dropdown class="col-auto" *ngFor="let quickFilterRuleTypeID of quickFilterRuleTypeIDs" [filterRuleTypeID]="quickFilterRuleTypeID" (toggle)="toggleFilterByItem($event, quickFilterRuleTypeID)"></app-filter-dropdown>
+  <app-filter-dropdown class="col-auto" [(items$)]="filterEditorService.tags$" [itemsSelected]="filterEditorService.selectedTags" [title]="'Tags'" [display]="'tag'" (toggle)="onToggleTag($event)"></app-filter-dropdown>
+  <app-filter-dropdown class="col-auto" [(items$)]="filterEditorService.correspondents$" [itemsSelected]="filterEditorService.selectedCorrespondents" [title]="'Correspondents'" (toggle)="onToggleCorrespondent($event)"></app-filter-dropdown>
+  <app-filter-dropdown class="col-auto" [(items$)]="filterEditorService.documentTypes$" [itemsSelected]="filterEditorService.selectedDocumentTypes" [title]="'Document Types'" (toggle)="onToggleDocumentType($event)"></app-filter-dropdown>
 
-  <app-filter-dropdown-date class="col-auto" *ngFor="let dateAddedFilterRuleTypeID of dateAddedFilterRuleTypeIDs" [filterRuleTypeIDs]="dateAddedFilterRuleTypeID" (selected)="setDateFilter($event)"></app-filter-dropdown-date>
+  <app-filter-dropdown-date class="col-auto" [dateBefore]="filterEditorService.dateCreatedBefore" [dateAfter]="filterEditorService.dateCreatedAfter" [title]="'Created'" (dateBeforeSet)="onDateCreatedBeforeSet($event)" (dateAfterSet)="onDateCreatedAfterSet($event)"></app-filter-dropdown-date>
+  <app-filter-dropdown-date class="col-auto" [dateBefore]="filterEditorService.dateAddedBefore" [dateAfter]="filterEditorService.dateAddedAfter" [title]="'Added'"  (dateBeforeSet)="onDateAddedBeforeSet($event)" (dateAfterSet)="onDateAddedAfterSet($event)"></app-filter-dropdown-date>
 
-  <button class="btn btn-link btn-sm" [disabled]="!hasFilters()" (click)="clearSelected()">
+  <button class="btn btn-link btn-sm" [disabled]="!filterEditorService.hasFilters()" (click)="clearSelected()">
     <svg width="1em" height="1em" viewBox="0 0 16 16" class="bi bi-x" fill="currentColor" xmlns="http://www.w3.org/2000/svg">
       <path fill-rule="evenodd" d="M4.646 4.646a.5.5 0 0 1 .708 0L8 7.293l2.646-2.647a.5.5 0 0 1 .708.708L8.707 8l2.647 2.646a.5.5 0 0 1-.708.708L8 8.707l-2.646 2.647a.5.5 0 0 1-.708-.708L7.293 8 4.646 5.354a.5.5 0 0 1 0-.708z"/>
     </svg>
diff --git a/src-ui/src/app/components/filter-editor/filter-editor.component.ts b/src-ui/src/app/components/filter-editor/filter-editor.component.ts
index 3d006a76e..bb838f0be 100644
--- a/src-ui/src/app/components/filter-editor/filter-editor.component.ts
+++ b/src-ui/src/app/components/filter-editor/filter-editor.component.ts
@@ -1,14 +1,10 @@
-import { Component, EventEmitter, Input, OnInit, Output, ElementRef, AfterViewInit, QueryList, ViewChild, ViewChildren } from '@angular/core';
-import { FilterRule } from 'src/app/data/filter-rule';
-import { FilterRuleType, FILTER_RULE_TYPES, FILTER_CORRESPONDENT, FILTER_DOCUMENT_TYPE, FILTER_HAS_TAG, FILTER_TITLE, FILTER_ADDED_BEFORE, FILTER_ADDED_AFTER, FILTER_CREATED_BEFORE, FILTER_CREATED_AFTER, FILTER_CREATED_YEAR, FILTER_CREATED_MONTH, FILTER_CREATED_DAY } from 'src/app/data/filter-rule-type';
+import { Component, EventEmitter, Input, Output, ElementRef, AfterViewInit, QueryList, ViewChild, ViewChildren } from '@angular/core';
+import { AbstractPaperlessService } from 'src/app/services/rest/abstract-paperless-service';
+import { ObjectWithId } from 'src/app/data/object-with-id';
+import { FilterEditorViewService } from 'src/app/services/filter-editor-view.service'
 import { PaperlessTag } from 'src/app/data/paperless-tag';
 import { PaperlessCorrespondent } from 'src/app/data/paperless-correspondent';
 import { PaperlessDocumentType } from 'src/app/data/paperless-document-type';
-import { AbstractPaperlessService } from 'src/app/services/rest/abstract-paperless-service';
-import { ObjectWithId } from 'src/app/data/object-with-id';
-import { CorrespondentService } from 'src/app/services/rest/correspondent.service';
-import { DocumentTypeService } from 'src/app/services/rest/document-type.service';
-import { TagService } from 'src/app/services/rest/tag.service';
 import { FilterDropdownComponent } from './filter-dropdown/filter-dropdown.component'
 import { FilterDropdownDateComponent } from './filter-dropdown-date/filter-dropdown-date.component'
 import { fromEvent } from 'rxjs';
@@ -20,38 +16,20 @@ import { NgbDateStruct } from '@ng-bootstrap/ng-bootstrap';
   templateUrl: './filter-editor.component.html',
   styleUrls: ['./filter-editor.component.scss']
 })
-export class FilterEditorComponent implements OnInit, AfterViewInit {
+export class FilterEditorComponent implements AfterViewInit {
 
-  constructor(private documentTypeService: DocumentTypeService, private tagService: TagService, private correspondentService: CorrespondentService) { }
+  constructor() { }
+
+  @Input()
+  filterEditorService: FilterEditorViewService
 
   @Output()
   clear = new EventEmitter()
 
-  @Input()
-  filterRules: FilterRule[] = []
-
   @Output()
   apply = new EventEmitter()
 
   @ViewChild('filterTextInput') filterTextInput: ElementRef;
-  @ViewChildren(FilterDropdownComponent) quickFilterDropdowns!: QueryList<FilterDropdownComponent>;
-  @ViewChildren(FilterDropdownDateComponent) quickDateFilterDropdowns!: QueryList<FilterDropdownDateComponent>;
-
-  quickFilterRuleTypeIDs: number[] = [FILTER_HAS_TAG, FILTER_CORRESPONDENT, FILTER_DOCUMENT_TYPE]
-  dateAddedFilterRuleTypeIDs: any[] = [[FILTER_ADDED_BEFORE, FILTER_ADDED_AFTER], [FILTER_CREATED_BEFORE, FILTER_CREATED_AFTER]]
-
-  correspondents: PaperlessCorrespondent[] = []
-  tags: PaperlessTag[] = []
-  documentTypes: PaperlessDocumentType[] = []
-
-  filterText: string
-
-  ngOnInit(): void {
-    this.updateTextFilterInput()
-    this.tagService.listAll().subscribe(result => this.setDropdownItems(result.results, FILTER_HAS_TAG))
-    this.correspondentService.listAll().subscribe(result => this.setDropdownItems(result.results, FILTER_CORRESPONDENT))
-    this.documentTypeService.listAll().subscribe(result => this.setDropdownItems(result.results, FILTER_DOCUMENT_TYPE))
-  }
 
   ngAfterViewInit() {
     fromEvent(this.filterTextInput.nativeElement,'keyup').pipe(
@@ -59,120 +37,52 @@ export class FilterEditorComponent implements OnInit, AfterViewInit {
       distinctUntilChanged(),
       tap()
     ).subscribe((event: Event) => {
-      this.filterText = (event.target as HTMLInputElement).value
-      this.onTextFilterInput()
+      this.filterEditorService.filterText = (event.target as HTMLInputElement).value
+      this.applyFilters()
     })
-    this.quickDateFilterDropdowns.forEach(d => this.updateDateDropdown(d))
   }
 
-  setDropdownItems(items: ObjectWithId[], filterRuleTypeID: number): void {
-    let dropdown: FilterDropdownComponent = this.getDropdownByFilterRuleTypeID(filterRuleTypeID)
-    if (dropdown) {
-      dropdown.items = items
-    }
-  }
-
-  updateDropdownActiveItems(dropdown: FilterDropdownComponent): void {
-    let activeRulesValues = this.filterRules.filter(r => r.type.id == dropdown.filterRuleTypeID).map(r => r.value)
-    let activeItems = []
-    if (activeRulesValues.length > 0) {
-      activeItems = dropdown.items.filter(i => activeRulesValues.includes(i.id))
-    }
-    dropdown.itemsActive = activeItems
-  }
-
-  updateDateDropdown(dateDropdown: FilterDropdownDateComponent) {
-    let activeRules = this.filterRules.filter(r => dateDropdown.filterRuleTypeIDs.includes(r.type.id))
-    if (activeRules.length > 0) {
-      activeRules.forEach(rule => {
-        let date = { year: rule.value.substring(0,4), month: rule.value.substring(5,7), day: rule.value.substring(8,10) }
-        rule.type.filtervar.indexOf('gt') > -1 ? dateDropdown.dateAfter = date : dateDropdown.dateBefore = date
-      })
-    } else {
-      dateDropdown.dateAfter = dateDropdown.dateBefore = undefined
-    }
-  }
-
-  getDropdownByFilterRuleTypeID(filterRuleTypeID: number): FilterDropdownComponent {
-    return this.quickFilterDropdowns.find(d => d.filterRuleTypeID == filterRuleTypeID)
-  }
-
-  applySelected() {
+  applyFilters() {
     this.apply.next()
   }
 
   clearSelected() {
-    this.filterRules.splice(0,this.filterRules.length)
-    this.updateTextFilterInput()
-    this.quickFilterDropdowns.forEach(d => this.updateDropdownActiveItems(d))
-    this.quickDateFilterDropdowns.forEach(d => this.updateDateDropdown(d))
+    this.filterEditorService.clear()
     this.clear.next()
   }
 
-  hasFilters() {
-    return this.filterRules.length > 0
+  onToggleTag(tag: PaperlessTag) {
+    this.filterEditorService.toggleFitlerByTag(tag)
+    this.applyFilters()
   }
 
-  updateTextFilterInput() {
-    let existingTextRule = this.filterRules.find(rule => rule.type.id == FILTER_TITLE)
-    if (existingTextRule) this.filterText = existingTextRule.value
-    else this.filterText = ''
+  onToggleCorrespondent(correspondent: PaperlessCorrespondent) {
+    this.filterEditorService.toggleFitlerByCorrespondent(correspondent)
+    this.applyFilters()
   }
 
-  onTextFilterInput() {
-    let text = this.filterText
-    let filterRules = this.filterRules
-    let existingRule = filterRules.find(rule => rule.type.id == FILTER_TITLE)
-    if (existingRule && existingRule.value == text) {
-      return
-    } else if (existingRule) {
-      existingRule.value = text
-    } else {
-      filterRules.push({type: FILTER_RULE_TYPES.find(t => t.id == FILTER_TITLE), value: text})
-    }
-    this.filterRules = filterRules
-    this.applySelected()
+  onToggleDocumentType(documentType: PaperlessDocumentType) {
+    this.filterEditorService.toggleFitlerByDocumentType(documentType)
+    this.applyFilters()
   }
 
-  toggleFilterByItem(item: any, filterRuleTypeID: number) {
-    let dropdown = this.getDropdownByFilterRuleTypeID(filterRuleTypeID)
-    if (typeof item == 'number') {
-      item = dropdown.items.find(i => i.id == item)
-    }
-    let filterRules = this.filterRules
-    let filterRuleType: FilterRuleType = FILTER_RULE_TYPES.find(t => t.id == filterRuleTypeID)
-    let existingRule = filterRules.find(rule => rule.type.id == filterRuleType.id)
-
-    if (existingRule && existingRule.value == item.id) {
-      filterRules.splice(filterRules.indexOf(existingRule), 1)
-    } else if (existingRule && filterRuleType.id == FILTER_HAS_TAG) {
-      filterRules.push({type: FILTER_RULE_TYPES.find(t => t.id == filterRuleType.id), value: item.id})
-    } else if (existingRule && existingRule.value == item.id) {
-      return
-    } else if (existingRule) {
-      existingRule.value = item.id
-    } else {
-      filterRules.push({type: FILTER_RULE_TYPES.find(t => t.id == filterRuleType.id), value: item.id})
-    }
-
-    this.updateDropdownActiveItems(dropdown)
-
-    this.filterRules = filterRules
-    this.applySelected()
+  onDateCreatedBeforeSet(date: NgbDateStruct) {
+    this.filterEditorService.setDateCreatedBefore(date)
+    this.applyFilters()
   }
 
-  setDateFilter(newFilterRule: FilterRule) {
-    let filterRules = this.filterRules
-    let existingRule = filterRules.find(rule => rule.type.id == newFilterRule.type.id)
-
-    if (existingRule) {
-      existingRule.value = newFilterRule.value
-    } else {
-      filterRules.push(newFilterRule)
-    }
-
-    this.filterRules = filterRules
-    this.applySelected()
+  onDateCreatedAfterSet(date: NgbDateStruct) {
+    this.filterEditorService.setDateCreatedAfter(date)
+    this.applyFilters()
   }
 
+  onDateAddedBeforeSet(date: NgbDateStruct) {
+    this.filterEditorService.setDateAddedBefore(date)
+    this.applyFilters()
+  }
+
+  onDateAddedAfterSet(date: NgbDateStruct) {
+    this.filterEditorService.setDateAddedAfter(date)
+    this.applyFilters()
+  }
 }
diff --git a/src-ui/src/app/services/document-list-view.service.ts b/src-ui/src/app/services/document-list-view.service.ts
index 811ac3c4b..8692ed1c0 100644
--- a/src-ui/src/app/services/document-list-view.service.ts
+++ b/src-ui/src/app/services/document-list-view.service.ts
@@ -9,7 +9,7 @@ import { DocumentService } from './rest/document.service';
 
 /**
  * This service manages the document list which is displayed using the document list view.
- * 
+ *
  * This service also serves saved views by transparently switching between the document list
  * and saved views on request. See below.
  */
@@ -25,7 +25,7 @@ export class DocumentListViewService {
   currentPage = 1
   currentPageSize: number = +localStorage.getItem(GENERAL_SETTINGS.DOCUMENT_LIST_SIZE) || GENERAL_SETTINGS.DOCUMENT_LIST_SIZE_DEFAULT
   collectionSize: number
-  
+
   /**
    * This is the current config for the document list. The service will always remember the last settings used for the document list.
    */
@@ -192,7 +192,7 @@ export class DocumentListViewService {
     }
   }
 
-  constructor(private documentService: DocumentService) { 
+  constructor(private documentService: DocumentService) {
     let documentListViewConfigJson = sessionStorage.getItem(DOCUMENT_LIST_SERVICE.CURRENT_VIEW_CONFIG)
     if (documentListViewConfigJson) {
       try {
diff --git a/src-ui/src/app/services/filter-editor-view.service.spec.ts b/src-ui/src/app/services/filter-editor-view.service.spec.ts
new file mode 100644
index 000000000..8051bcf0d
--- /dev/null
+++ b/src-ui/src/app/services/filter-editor-view.service.spec.ts
@@ -0,0 +1,16 @@
+import { TestBed } from '@angular/core/testing';
+
+import { FilterEditorViewService } from './filter-editor-view.service';
+
+describe('FilterEditorViewService', () => {
+  let service: FilterEditorViewService;
+
+  beforeEach(() => {
+    TestBed.configureTestingModule({});
+    service = TestBed.inject(FilterEditorViewService);
+  });
+
+  it('should be created', () => {
+    expect(service).toBeTruthy();
+  });
+});
diff --git a/src-ui/src/app/services/filter-editor-view.service.ts b/src-ui/src/app/services/filter-editor-view.service.ts
new file mode 100644
index 000000000..ba7b6dd24
--- /dev/null
+++ b/src-ui/src/app/services/filter-editor-view.service.ts
@@ -0,0 +1,188 @@
+import { Injectable } from '@angular/core';
+import { Observable } from 'rxjs';
+import { TagService } from 'src/app/services/rest/tag.service';
+import { CorrespondentService } from 'src/app/services/rest/correspondent.service';
+import { DocumentTypeService } from 'src/app/services/rest/document-type.service';
+import { ObjectWithId } from 'src/app/data/object-with-id';
+import { FilterRule } from 'src/app/data/filter-rule';
+import { FilterRuleType, FILTER_RULE_TYPES, FILTER_CORRESPONDENT, FILTER_DOCUMENT_TYPE, FILTER_HAS_TAG, FILTER_TITLE, FILTER_ADDED_BEFORE, FILTER_ADDED_AFTER, FILTER_CREATED_BEFORE, FILTER_CREATED_AFTER, FILTER_CREATED_YEAR, FILTER_CREATED_MONTH, FILTER_CREATED_DAY } from 'src/app/data/filter-rule-type';
+import { Results } from 'src/app/data/results'
+import { PaperlessTag } from 'src/app/data/paperless-tag';
+import { PaperlessCorrespondent } from 'src/app/data/paperless-correspondent';
+import { PaperlessDocumentType } from 'src/app/data/paperless-document-type';
+import { NgbDate, NgbDateStruct } from '@ng-bootstrap/ng-bootstrap';
+
+@Injectable({
+  providedIn: 'root'
+})
+export class FilterEditorViewService {
+  tags$: Observable<Results<PaperlessTag>>
+  correspondents$: Observable<Results<PaperlessCorrespondent>>
+  documentTypes$: Observable<Results<PaperlessDocumentType>>
+
+  tags: PaperlessTag[] = []
+  correspondents: PaperlessCorrespondent[]
+  documentTypes: PaperlessDocumentType[] = []
+
+  filterRules: FilterRule[] = []
+
+  constructor(private tagService: TagService, private documentTypeService: DocumentTypeService, private correspondentService: CorrespondentService) {
+    this.tags$ = this.tagService.listAll()
+    this.tags$.subscribe(result => this.tags = result.results)
+    this.correspondents$ = this.correspondentService.listAll()
+    this.correspondents$.subscribe(result => this.correspondents = result.results)
+    this.documentTypes$ = this.documentTypeService.listAll()
+    this.documentTypes$.subscribe(result => this.documentTypes = result.results)
+  }
+
+  clear() {
+    this.filterRules = []
+  }
+
+  hasFilters() {
+    return this.filterRules.length > 0
+  }
+
+  set filterText(text: string) {
+    let filterRules = this.filterRules
+    let existingRule = filterRules.find(rule => rule.type.id == FILTER_TITLE)
+    if (existingRule && existingRule.value == text) {
+      return
+    } else if (existingRule) {
+      existingRule.value = text
+    } else {
+      filterRules.push({type: FILTER_RULE_TYPES.find(t => t.id == FILTER_TITLE), value: text})
+    }
+    this.filterRules = filterRules
+  }
+
+  get filterText(): string {
+    let existingRule = this.filterRules.find(rule => rule.type.id == FILTER_TITLE)
+    return existingRule ? existingRule.value : ''
+  }
+
+  get selectedTags(): PaperlessTag[] {
+    let tagRules: FilterRule[] = this.filterRules.filter(fr => fr.type.id == FILTER_HAS_TAG)
+    return this.tags?.filter(t => tagRules.find(tr => tr.value == t.id))
+  }
+
+  get selectedCorrespondents(): PaperlessCorrespondent[] {
+    let correspondentRules: FilterRule[] = this.filterRules.filter(fr => fr.type.id == FILTER_CORRESPONDENT)
+    return this.correspondents?.filter(c => correspondentRules.find(cr => cr.value == c.id))
+  }
+
+  get selectedDocumentTypes(): PaperlessDocumentType[] {
+    let documentTypeRules: FilterRule[] = this.filterRules.filter(fr => fr.type.id == FILTER_DOCUMENT_TYPE)
+    return this.documentTypes?.filter(dt => documentTypeRules.find(dtr => dtr.value == dt.id))
+  }
+
+  toggleFitlerByTag(tag: PaperlessTag) {
+    this.toggleFilterByItem(tag, FILTER_HAS_TAG)
+  }
+
+  toggleFitlerByCorrespondent(tag: PaperlessCorrespondent) {
+    this.toggleFilterByItem(tag, FILTER_CORRESPONDENT)
+  }
+
+  toggleFitlerByDocumentType(tag: PaperlessDocumentType) {
+    this.toggleFilterByItem(tag, FILTER_DOCUMENT_TYPE)
+  }
+
+  toggleFitlerByTagID(tagID: number) {
+    this.toggleFitlerByTag(this.tags?.find(t => t.id == tagID))
+  }
+
+  toggleFitlerByCorrespondentID(correspondentID: number) {
+    this.toggleFitlerByCorrespondent(this.correspondents?.find(t => t.id == correspondentID))
+  }
+
+  toggleFitlerByDocumentTypeID(documentTypeID: number) {
+    this.toggleFitlerByDocumentType(this.documentTypes?.find(t => t.id == documentTypeID))
+  }
+
+  private toggleFilterByItem(item: ObjectWithId, filterRuleTypeID: number) {
+    let filterRules = this.filterRules
+    let filterRuleType: FilterRuleType = FILTER_RULE_TYPES.find(t => t.id == filterRuleTypeID)
+    let existingRule = filterRules.find(rule => rule.type.id == filterRuleType.id)
+
+    if (existingRule && existingRule.value == item.id) {
+      filterRules.splice(filterRules.indexOf(existingRule), 1)
+    } else if (existingRule && filterRuleType.id == FILTER_HAS_TAG) {
+      filterRules.push({type: FILTER_RULE_TYPES.find(t => t.id == filterRuleType.id), value: item.id})
+    } else if (existingRule && existingRule.value == item.id) {
+      return
+    } else if (existingRule) {
+      existingRule.value = item.id
+    } else {
+      filterRules.push({type: FILTER_RULE_TYPES.find(t => t.id == filterRuleType.id), value: item.id})
+    }
+
+    this.filterRules = filterRules
+  }
+
+  get dateCreatedBefore(): NgbDateStruct {
+    let createdBeforeRule: FilterRule = this.filterRules.find(fr => fr.type.id == FILTER_CREATED_BEFORE)
+    return createdBeforeRule ? {
+      year: createdBeforeRule.value.substring(0,4),
+      month: createdBeforeRule.value.substring(5,7),
+      day: createdBeforeRule.value.substring(8,10)
+    } : undefined
+  }
+
+  get dateCreatedAfter(): NgbDateStruct {
+    let createdAfterRule: FilterRule = this.filterRules.find(fr => fr.type.id == FILTER_CREATED_AFTER)
+    return createdAfterRule ? {
+      year: createdAfterRule.value.substring(0,4),
+      month: createdAfterRule.value.substring(5,7),
+      day: createdAfterRule.value.substring(8,10)
+    } : undefined
+  }
+
+  get dateAddedBefore(): NgbDateStruct {
+    let addedBeforeRule: FilterRule = this.filterRules.find(fr => fr.type.id == FILTER_ADDED_BEFORE)
+    return addedBeforeRule ? {
+      year: addedBeforeRule.value.substring(0,4),
+      month: addedBeforeRule.value.substring(5,7),
+      day: addedBeforeRule.value.substring(8,10)
+    } : undefined
+  }
+
+  get dateAddedAfter(): NgbDateStruct {
+    let addedAfterRule: FilterRule = this.filterRules.find(fr => fr.type.id == FILTER_ADDED_AFTER)
+    return addedAfterRule ? {
+      year: addedAfterRule.value.substring(0,4),
+      month: addedAfterRule.value.substring(5,7),
+      day: addedAfterRule.value.substring(8,10)
+    } : undefined
+  }
+
+  setDateCreatedBefore(date: NgbDateStruct) {
+    this.setDate(date, FILTER_CREATED_BEFORE)
+  }
+
+  setDateCreatedAfter(date: NgbDateStruct) {
+    this.setDate(date, FILTER_CREATED_AFTER)
+  }
+
+  setDateAddedBefore(date: NgbDateStruct) {
+    this.setDate(date, FILTER_ADDED_BEFORE)
+  }
+
+  setDateAddedAfter(date: NgbDateStruct) {
+    this.setDate(date, FILTER_ADDED_AFTER)
+  }
+
+  setDate(date: NgbDateStruct, dateRuleTypeID: number) {
+    let filterRules = this.filterRules
+    let existingRule = filterRules.find(rule => rule.type.id == dateRuleTypeID)
+    let newValue = `${date.year}-${date.month.toString().padStart(2,'0')}-${date.day.toString().padStart(2,'0')}` // YYYY-MM-DD
+
+    if (existingRule) {
+      existingRule.value = newValue
+    } else {
+      filterRules.push({type: FILTER_RULE_TYPES.find(t => t.id == dateRuleTypeID), value: newValue})
+    }
+
+    this.filterRules = filterRules
+  }
+}