Merge pull request #10 from shamoon/feature/any-all-filtering

Feature: any / all filtering with tags

src-ui/src/app/components/common/filterable-dropdown/filterable-dropdown.component.html

@@ -12,6 +12,16 @@
   </button>
   <div class="dropdown-menu py-0 shadow" ngbDropdownMenu attr.aria-labelledby="dropdown{{title}}">
     <div class="list-group list-group-flush">
+      <div *ngIf="!editing && multiple" class="list-group-item d-flex">
+        <div class="btn-group btn-group-xs btn-group-toggle flex-fill" ngbRadioGroup [(ngModel)]="selectionModel.logicalOperator" (change)="selectionModel.toggleOperator()" [disabled]="!operatorToggleEnabled">
+          <label ngbButtonLabel class="btn btn-outline-primary">
+            <input ngbButton type="radio" name="logicalOperator" value="and"> All
+          </label>
+          <label ngbButtonLabel class="btn btn-outline-primary">
+            <input ngbButton type="radio" name="logicalOperator" value="or"> Any
+          </label>
+        </div>
+      </div>
       <div class="list-group-item">
         <div class="input-group input-group-sm">
           <input class="form-control" type="text" [(ngModel)]="filterText" [placeholder]="filterPlaceholder" (keyup.enter)="listFilterEnter()" #listFilterTextInput>
@@ -19,15 +29,18 @@
       </div>
       <div *ngIf="selectionModel.items" class="items">
         <ng-container *ngFor="let item of selectionModel.itemsSorted | filter: filterText">
-          <app-toggleable-dropdown-button *ngIf="allowSelectNone || item.id" [item]="item" [state]="selectionModel.get(item.id)" (toggle)="selectionModel.toggle(item.id)"></app-toggleable-dropdown-button>
+          <app-toggleable-dropdown-button *ngIf="allowSelectNone || item.id" [item]="item" [state]="selectionModel.get(item.id)" (toggle)="selectionModel.toggle(item.id)" (exclude)="excludeClicked(item.id)"></app-toggleable-dropdown-button>
         </ng-container>
       </div>
       <button *ngIf="editing" class="list-group-item list-group-item-action bg-light" (click)="applyClicked()" [disabled]="!selectionModel.isDirty()">
-        <small class="ml-1" [ngClass]="{'font-weight-bold': selectionModel.isDirty()}" i18n>Apply</small>
+        <small class="ml-2" [ngClass]="{'font-weight-bold': selectionModel.isDirty()}" i18n>Apply</small>
         <svg width="1.5em" height="1em" viewBox="0 0 16 16" fill="currentColor">
           <use xlink:href="assets/bootstrap-icons.svg#arrow-right" />
         </svg>
       </button>
+      <div *ngIf="!editing && multiple" class="list-group-item list-group-item-note pt-1 pb-2">
+        <small i18n>Click again to exclude items.</small>
+      </div>
     </div>
   </div>
 </div>

src-ui/src/app/components/common/filterable-dropdown/filterable-dropdown.component.scss

@@ -1,3 +1,5 @@
+@import "/src/theme";
+
 .badge-corner {
   position: absolute;
   top: -8px;
@@ -12,3 +14,43 @@
     overflow-y: scroll;
   }
 }
+
+.btn-group-xs {
+  > .btn {
+    padding: 0.2rem 0.25rem;
+    font-size: 0.675rem;
+    line-height: 1.2;
+    border-radius: 0.15rem;
+  }
+
+  > .btn:not(:first-child) {
+    border-top-left-radius: 0;
+    border-bottom-left-radius: 0;
+  }
+
+  > .btn:not(:last-child) {
+    border-top-right-radius: 0;
+    border-bottom-right-radius: 0;
+  }
+}
+
+.btn-group > label.disabled {
+  filter: brightness(0.5);
+
+  &.active {
+    background-color: lighten($primary, 30%);
+  }
+}
+
+
+small > svg {
+  margin-top: -2px;
+}
+
+.list-group-item-note {
+  line-height: 1;
+
+  small {
+    font-size: 65%;
+  }
+}

src-ui/src/app/components/common/filterable-dropdown/filterable-dropdown.component.ts

@@ -15,6 +15,8 @@ export class FilterableDropdownSelectionModel {
   changed = new Subject<FilterableDropdownSelectionModel>()
 
   multiple = false
+  private _logicalOperator = 'and'
+  temporaryLogicalOperator = this._logicalOperator
 
   items: MatchingModel[] = []
 
@@ -43,6 +45,10 @@ export class FilterableDropdownSelectionModel {
     return this.items.filter(i => this.temporarySelectionStates.get(i.id) == ToggleableItemState.Selected)
   }
 
+  getExcludedItems() {
+    return this.items.filter(i => this.temporarySelectionStates.get(i.id) == ToggleableItemState.Excluded)
+  }
+
   set(id: number, state: ToggleableItemState, fireEvent = true) {
     if (state == ToggleableItemState.NotSelected) {
       this.temporarySelectionStates.delete(id)
@@ -56,9 +62,9 @@ export class FilterableDropdownSelectionModel {
 
   toggle(id: number, fireEvent = true) {
     let state = this.temporarySelectionStates.get(id)
-    if (state == null || state != ToggleableItemState.Selected) {
+    if (state == null || (state != ToggleableItemState.Selected && state != ToggleableItemState.Excluded)) {
       this.temporarySelectionStates.set(id, ToggleableItemState.Selected)
-    } else if (state == ToggleableItemState.Selected) {
+    } else if (state == ToggleableItemState.Selected || state == ToggleableItemState.Excluded) {
       this.temporarySelectionStates.delete(id)
     }
 
@@ -83,13 +89,46 @@ export class FilterableDropdownSelectionModel {
     if (fireEvent) {
       this.changed.next(this)
     }
+  }
 
+  exclude(id: number, fireEvent:boolean = true) {
+    let state = this.temporarySelectionStates.get(id)
+    if (state == null || state != ToggleableItemState.Excluded) {
+      this.temporarySelectionStates.set(id, ToggleableItemState.Excluded)
+      this.temporaryLogicalOperator = this._logicalOperator = 'and'
+    } else if (state == ToggleableItemState.Excluded) {
+      this.temporarySelectionStates.delete(id)
+    }
+
+    if (!this.multiple) {
+      for (let key of this.temporarySelectionStates.keys()) {
+        if (key != id) {
+          this.temporarySelectionStates.delete(key)
+        }
+      }
+    }
+
+    if (fireEvent) {
+      this.changed.next(this)
+    }
   }
 
   private getNonTemporary(id: number) {
     return this.selectionStates.get(id) || ToggleableItemState.NotSelected
   }
 
+  get logicalOperator(): string {
+    return this.temporaryLogicalOperator
+  }
+
+  set logicalOperator(operator: string) {
+    this.temporaryLogicalOperator = operator
+  }
+
+  toggleOperator() {
+    this.changed.next(this)
+  }
+
   get(id: number) {
     return this.temporarySelectionStates.get(id) || ToggleableItemState.NotSelected
   }
@@ -100,6 +139,7 @@ export class FilterableDropdownSelectionModel {
 
   clear(fireEvent = true) {
     this.temporarySelectionStates.clear()
+    this.temporaryLogicalOperator = this._logicalOperator = 'and'
     if (fireEvent) {
       this.changed.next(this)
     }
@@ -110,6 +150,8 @@ export class FilterableDropdownSelectionModel {
       return true
     } else if (!Array.from(this.selectionStates.keys()).every(id => this.selectionStates.get(id) == this.temporarySelectionStates.get(id))) {
       return true
+    } else if (this.temporaryLogicalOperator !== this._logicalOperator) {
+      return true
     } else {
       return false
     }
@@ -129,6 +171,7 @@ export class FilterableDropdownSelectionModel {
     this.temporarySelectionStates.forEach((value, key) => {
       this.selectionStates.set(key, value)
     })
+    this._logicalOperator = this.temporaryLogicalOperator
   }
 
   reset() {
@@ -228,6 +271,10 @@ export class FilterableDropdownComponent {
   @Output()
   open = new EventEmitter()
 
+  get operatorToggleEnabled(): boolean {
+    return this.selectionModel.selectionSize() > 1 && this.selectionModel.getExcludedItems().length == 0
+  }
+
   constructor(private filterPipe: FilterPipe) {
     this.selectionModel = new FilterableDropdownSelectionModel()
   }
@@ -269,4 +316,12 @@ export class FilterableDropdownComponent {
       }
     }
   }
+
+  excludeClicked(itemID: number) {
+    if (this.editing) {
+      this.selectionModel.toggle(itemID)
+    } else {
+      this.selectionModel.exclude(itemID)
+    }
+  }
 }

src-ui/src/app/components/common/filterable-dropdown/toggleable-dropdown-button/toggleable-dropdown-button.component.html

@@ -1,4 +1,4 @@
-<button class="list-group-item list-group-item-action d-flex align-items-center p-2 border-top-0 border-left-0 border-right-0 border-bottom" role="menuitem" (click)="toggleItem()">
+<button class="list-group-item list-group-item-action d-flex align-items-center p-2 border-top-0 border-left-0 border-right-0 border-bottom" role="menuitem" (click)="toggleItem($event)">
   <div class="selected-icon mr-1">
     <ng-container *ngIf="isChecked()">
       <svg xmlns="http://www.w3.org/2000/svg" width="1em" height="1em" fill="currentColor" class="bi bi-check" viewBox="0 0 16 16">
@@ -10,10 +10,14 @@
         <path d="M4 8a.5.5 0 0 1 .5-.5h7a.5.5 0 0 1 0 1h-7A.5.5 0 0 1 4 8z"/>
       </svg>
     </ng-container>
-
+    <ng-container *ngIf="isExcluded()">
+      <svg xmlns="http://www.w3.org/2000/svg" width="1em" height="1em" fill="currentColor" class="bi bi-x" viewBox="0 0 16 16">
+        <path 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>
+    </ng-container>
   </div>
   <div class="mr-1">
-    <app-tag *ngIf="isTag; else displayName" [tag]="item" [clickable]="true" linkTitle="Filter by tag"></app-tag>
+    <app-tag *ngIf="isTag; else displayName" [tag]="item" [clickable]="false"></app-tag>
     <ng-template #displayName><small>{{item.name}}</small></ng-template>
   </div>
   <div class="badge badge-light rounded-pill ml-auto mr-1">{{item.document_count}}</div>

src-ui/src/app/components/common/filterable-dropdown/toggleable-dropdown-button/toggleable-dropdown-button.component.ts

@@ -1,16 +1,11 @@
 import { Component, EventEmitter, Input, Output, OnInit } from '@angular/core';
 import { MatchingModel } from 'src/app/data/matching-model';
 
-export interface ToggleableItem {
-  item: MatchingModel,
-  state: ToggleableItemState,
-  count: number
-}
-
 export enum ToggleableItemState {
   NotSelected = 0,
   Selected = 1,
-  PartiallySelected = 2
+  PartiallySelected = 2,
+  Excluded = 3
 }
 
 @Component({
@@ -32,12 +27,19 @@ export class ToggleableDropdownButtonComponent {
   @Output()
   toggle = new EventEmitter()
 
+  @Output()
+  exclude = new EventEmitter()
+
   get isTag(): boolean {
     return 'is_inbox_tag' in this.item
   }
 
-  toggleItem(): void {
-    this.toggle.emit()
+  toggleItem(event: MouseEvent): void {
+    if (this.state == ToggleableItemState.Selected) {
+      this.exclude.emit()
+    } else {
+      this.toggle.emit()
+    }
   }
 
   isChecked() {
@@ -48,4 +50,7 @@ export class ToggleableDropdownButtonComponent {
     return this.state == ToggleableItemState.PartiallySelected
   }
 
+  isExcluded() {
+    return this.state == ToggleableItemState.Excluded
+  }
 }