From 6c8435ab29ca792eb02f709e2c11808c1066e79d Mon Sep 17 00:00:00 2001
From: Michael Shamoon <4887959+nikonratm@users.noreply.github.com>
Date: Fri, 25 Dec 2020 00:58:17 -0800
Subject: [PATCH] Refactor bulk editor to be self-contained

See https://github.com/jonaswinkler/paperless-ng/pull/162#issuecomment-750425915
---
 .../bulk-editor/bulk-editor.component.html    |   6 +-
 .../bulk-editor/bulk-editor.component.ts      | 182 ++++++++++++++----
 .../document-list.component.html              |  13 +-
 .../document-list/document-list.component.ts  | 126 +-----------
 4 files changed, 148 insertions(+), 179 deletions(-)

diff --git a/src-ui/src/app/components/document-list/bulk-editor/bulk-editor.component.html b/src-ui/src/app/components/document-list/bulk-editor/bulk-editor.component.html
index b547b8505..11d3603b2 100644
--- a/src-ui/src/app/components/document-list/bulk-editor/bulk-editor.component.html
+++ b/src-ui/src/app/components/document-list/bulk-editor/bulk-editor.component.html
@@ -1,6 +1,6 @@
 <div class="row">
   <div class="col-auto mb-2 mb-xl-0" role="group" aria-label="Select">
-    <button class="btn btn-sm btn-outline-danger" (click)="selectNone.next()">
+    <button class="btn btn-sm btn-outline-danger" (click)="documentList.selectNone()">
       <svg width="1em" height="1em" viewBox="0 0 16 16" fill="currentColor">
         <use xlink:href="assets/bootstrap-icons.svg#slash-circle" />
       </svg>
@@ -11,13 +11,13 @@
   <div class="col-auto mb-2 mb-xl-0" role="group" aria-label="Select">
     <label class="mr-2 mb-0">Select:</label>
     <div class="btn-group">
-      <button class="btn btn-sm btn-outline-primary" (click)="selectPage.next()">
+      <button class="btn btn-sm btn-outline-primary" (click)="documentList.selectPage()">
         <svg width="1em" height="1em" viewBox="0 0 16 16" fill="currentColor">
           <use xlink:href="assets/bootstrap-icons.svg#file-earmark-check" />
         </svg>
         Page
       </button>
-      <button class="btn btn-sm btn-outline-primary" (click)="selectAll.next()">
+      <button class="btn btn-sm btn-outline-primary" (click)="documentList.selectAll()">
         <svg width="1em" height="1em" viewBox="0 0 16 16" fill="currentColor">
           <use xlink:href="assets/bootstrap-icons.svg#check-all" />
         </svg>
diff --git a/src-ui/src/app/components/document-list/bulk-editor/bulk-editor.component.ts b/src-ui/src/app/components/document-list/bulk-editor/bulk-editor.component.ts
index bbf5494f0..19b913af0 100644
--- a/src-ui/src/app/components/document-list/bulk-editor/bulk-editor.component.ts
+++ b/src-ui/src/app/components/document-list/bulk-editor/bulk-editor.component.ts
@@ -1,4 +1,6 @@
 import { Component, EventEmitter, Input, Output } from '@angular/core';
+import { Observable } from 'rxjs';
+import { tap } from 'rxjs/operators';
 import { ObjectWithId } from 'src/app/data/object-with-id';
 import { PaperlessTag } from 'src/app/data/paperless-tag';
 import { PaperlessCorrespondent } from 'src/app/data/paperless-correspondent';
@@ -7,8 +9,12 @@ import { PaperlessDocument } from 'src/app/data/paperless-document';
 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 { DocumentListViewService } from 'src/app/services/document-list-view.service';
+import { NgbModal } from '@ng-bootstrap/ng-bootstrap';
 import { DocumentService } from 'src/app/services/rest/document.service';
+import { OpenDocumentsService } from 'src/app/services/open-documents.service';
 import { FilterableDropdownType } from 'src/app/components/common/filterable-dropdown/filterable-dropdown.component';
+import { ConfirmDialogComponent } from 'src/app/components/common/confirm-dialog/confirm-dialog.component';
 import { ToggleableItem, ToggleableItemState } from 'src/app/components/common/filterable-dropdown/toggleable-dropdown-button/toggleable-dropdown-button.component';
 
 export interface ChangedItems {
@@ -23,33 +29,6 @@ export interface ChangedItems {
 })
 export class BulkEditorComponent {
 
-  @Input()
-  selectedDocuments: Set<number>
-
-  @Input()
-  viewDocuments: PaperlessDocument[]
-
-  @Output()
-  selectPage = new EventEmitter()
-
-  @Output()
-  selectAll = new EventEmitter()
-
-  @Output()
-  selectNone = new EventEmitter()
-
-  @Output()
-  setTags = new EventEmitter()
-
-  @Output()
-  setCorrespondents = new EventEmitter()
-
-  @Output()
-  setDocumentTypes = new EventEmitter()
-
-  @Output()
-  delete = new EventEmitter()
-
   tags: PaperlessTag[]
   correspondents: PaperlessCorrespondent[]
   documentTypes: PaperlessDocumentType[]
@@ -61,13 +40,13 @@ export class BulkEditorComponent {
   dropdownTypes = FilterableDropdownType
 
   get selectionSpansPages(): boolean {
-    return this.selectedDocuments.size > this.viewDocuments.length || !Array.from(this.selectedDocuments).every(sd => this.viewDocuments.find(d => d.id == sd))
+    return this.documentList.selected.size > this.documentList.documents.length || !Array.from(this.documentList.selected).every(sd => this.documentList.documents.find(d => d.id == sd))
   }
 
   private _tagsToggleableItems: ToggleableItem[]
   get tagsToggleableItems(): ToggleableItem[] {
     let tagsToggleableItems = []
-    let selectedDocuments: PaperlessDocument[] = this.viewDocuments.filter(d => this.selectedDocuments.has(d.id))
+    let selectedDocuments: PaperlessDocument[] = this.documentList.documents.filter(d => this.documentList.selected.has(d.id))
     if (this.selectionSpansPages) selectedDocuments = []
 
     this.tags?.forEach(t => {
@@ -84,7 +63,7 @@ export class BulkEditorComponent {
   private _correspondentsToggleableItems: ToggleableItem[]
   get correspondentsToggleableItems(): ToggleableItem[] {
     let correspondentsToggleableItems = []
-    let selectedDocuments: PaperlessDocument[] = this.viewDocuments.filter(d => this.selectedDocuments.has(d.id))
+    let selectedDocuments: PaperlessDocument[] = this.documentList.documents.filter(d => this.documentList.selected.has(d.id))
     if (this.selectionSpansPages) selectedDocuments = []
 
     this.correspondents?.forEach(c => {
@@ -101,7 +80,7 @@ export class BulkEditorComponent {
   private _documentTypesToggleableItems: ToggleableItem[]
   get documentTypesToggleableItems(): ToggleableItem[] {
     let documentTypesToggleableItems = []
-    let selectedDocuments: PaperlessDocument[] = this.viewDocuments.filter(d => this.selectedDocuments.has(d.id))
+    let selectedDocuments: PaperlessDocument[] = this.documentList.documents.filter(d => this.documentList.selected.has(d.id))
     if (this.selectionSpansPages) selectedDocuments = []
 
     this.documentTypes?.forEach(dt => {
@@ -115,11 +94,18 @@ export class BulkEditorComponent {
     return documentTypesToggleableItems
   }
 
+  get documentList(): DocumentListViewService {
+    return this.documentListViewService
+  }
+
   constructor(
     private documentTypeService: DocumentTypeService,
     private tagService: TagService,
     private correspondentService: CorrespondentService,
-    private documentService: DocumentService
+    private documentListViewService: DocumentListViewService,
+    private documentService: DocumentService,
+    private modalService: NgbModal,
+    private openDocumentService: OpenDocumentsService
   ) { }
 
   ngOnInit() {
@@ -142,32 +128,36 @@ export class BulkEditorComponent {
 
   applyTags(newTagsToggleableItems: ToggleableItem[]) {
     let changedTags = this.checkForChangedItems(this.initialTagsToggleableItems, newTagsToggleableItems)
-    if (changedTags.itemsToAdd.length > 0 || changedTags.itemsToRemove.length > 0) this.setTags.emit(changedTags)
+    if (changedTags.itemsToAdd.length > 0 || changedTags.itemsToRemove.length > 0) this.bulkSetTags(changedTags)
   }
 
   removeAllTags() {
-    this.setTags.emit(null)
+    this.bulkSetTags(null)
   }
 
   applyCorrespondent(newCorrespondentsToggleableItems: ToggleableItem[]) {
     let changedCorrespondents = this.checkForChangedItems(this.initialCorrespondentsToggleableItems, newCorrespondentsToggleableItems)
-    if (changedCorrespondents.itemsToAdd.length > 0 || changedCorrespondents.itemsToRemove.length > 0) this.setCorrespondents.emit(changedCorrespondents)
+    if (changedCorrespondents.itemsToAdd.length > 0 || changedCorrespondents.itemsToRemove.length > 0) this.bulkSetCorrespondents(changedCorrespondents)
   }
 
   removeAllCorrespondents() {
-    this.setDocumentTypes.emit(null)
+    this.bulkSetCorrespondents(null)
   }
 
   applyDocumentType(newDocumentTypesToggleableItems: ToggleableItem[]) {
     let changedDocumentTypes = this.checkForChangedItems(this.initialDocumentTypesToggleableItems, newDocumentTypesToggleableItems)
-    if (changedDocumentTypes.itemsToAdd.length > 0 || changedDocumentTypes.itemsToRemove.length > 0) this.setDocumentTypes.emit(changedDocumentTypes)
+    if (changedDocumentTypes.itemsToAdd.length > 0 || changedDocumentTypes.itemsToRemove.length > 0) this.bulkSetDocumentTypes(changedDocumentTypes)
   }
 
   removeAllDocumentTypes() {
-    this.setDocumentTypes.emit(null)
+    this.bulkSetDocumentTypes(null)
   }
 
-  checkForChangedItems(toggleableItemsA: ToggleableItem[], toggleableItemsB: ToggleableItem[]): ChangedItems {
+  applyDelete() {
+    this.bulkDelete()
+  }
+
+  private checkForChangedItems(toggleableItemsA: ToggleableItem[], toggleableItemsB: ToggleableItem[]): ChangedItems {
     let itemsToAdd: any[] = []
     let itemsToRemove: any[] = []
     toggleableItemsA.forEach(oldItem => {
@@ -179,7 +169,117 @@ export class BulkEditorComponent {
     return { itemsToAdd: itemsToAdd, itemsToRemove: itemsToRemove }
   }
 
-  applyDelete() {
-    this.delete.next()
+  private executeBulkOperation(method: string, args): Observable<any> {
+    return this.documentService.bulkEdit(Array.from(this.documentList.selected), method, args).pipe(
+      tap(() => {
+        this.documentList.reload()
+        this.documentList.selected.forEach(id => {
+          this.openDocumentService.refreshDocument(id)
+        })
+        this.documentList.selectNone()
+      })
+    )
+  }
+
+  private bulkSetTags(changedTags: ChangedItems) {
+    let modal = this.modalService.open(ConfirmDialogComponent, {backdrop: 'static'})
+    modal.componentInstance.title = "Confirm Tags Assignment"
+    let action = 'set_tags'
+    let tags
+    let messageFragment = ''
+    let both = changedTags && changedTags.itemsToAdd.length > 0 && changedTags.itemsToRemove.length > 0
+    if (!changedTags) {
+      messageFragment = `remove all tags from`
+    } else {
+      if (changedTags.itemsToAdd.length > 0) {
+        tags = changedTags.itemsToAdd
+        messageFragment = `assign the tag(s) ${changedTags.itemsToAdd.map(t => t.name).join(', ')} to`
+      }
+      if (changedTags.itemsToRemove.length > 0) {
+        if (!both) {
+          action = 'remove_tags'
+          tags = changedTags.itemsToRemove
+        } else {
+          messageFragment += ' and '
+        }
+        messageFragment += `remove the tag(s) ${changedTags.itemsToRemove.map(t => t.name).join(', ')} from`
+      }
+    }
+    modal.componentInstance.message = `This operation will ${messageFragment} all ${this.documentList.selected.size} selected document(s).`
+    modal.componentInstance.btnClass = "btn-warning"
+    modal.componentInstance.btnCaption = "Confirm"
+    modal.componentInstance.confirmClicked.subscribe(() => {
+      // TODO: API endpoints for add/remove multiple tags
+      this.executeBulkOperation(action, {"tags": tags ? tags.map(t => t.id) : null}).subscribe(
+        response => {
+          if (!both) modal.close()
+          else {
+            this.executeBulkOperation('remove_tags', {"tags": changedTags.itemsToRemove.map(t => t.id)}).subscribe(
+              response => {
+                modal.close()
+              })
+          }
+        }
+      )
+    })
+  }
+
+  private bulkSetCorrespondents(changedCorrespondents: ChangedItems) {
+    let modal = this.modalService.open(ConfirmDialogComponent, {backdrop: 'static'})
+    modal.componentInstance.title = "Confirm Correspondent Assignment"
+    let correspondent
+    let messageFragment = 'remove all correspondents from'
+    if (changedCorrespondents && changedCorrespondents.itemsToAdd.length > 0) {
+      correspondent = changedCorrespondents.itemsToAdd[0]
+      messageFragment = `assign the correspondent ${correspondent.name} to`
+    }
+    modal.componentInstance.message = `This operation will ${messageFragment} all ${this.documentList.selected.size} selected document(s).`
+    modal.componentInstance.btnClass = "btn-warning"
+    modal.componentInstance.btnCaption = "Confirm"
+    modal.componentInstance.confirmClicked.subscribe(() => {
+      this.executeBulkOperation('set_correspondent', {"correspondent": correspondent ? correspondent.id : null}).subscribe(
+        response => {
+          modal.close()
+        }
+      )
+    })
+  }
+
+  private bulkSetDocumentTypes(changedDocumentTypes: ChangedItems) {
+    let modal = this.modalService.open(ConfirmDialogComponent, {backdrop: 'static'})
+    modal.componentInstance.title = "Confirm Document Type Assignment"
+    let documentType
+    let messageFragment = 'remove all document types from'
+    if (changedDocumentTypes && changedDocumentTypes.itemsToAdd.length > 0) {
+      documentType = changedDocumentTypes.itemsToAdd[0]
+      messageFragment = `assign the document type ${documentType.name} to`
+    }
+    modal.componentInstance.message = `This operation will ${messageFragment} all ${this.documentList.selected.size} selected document(s).`
+    modal.componentInstance.btnClass = "btn-warning"
+    modal.componentInstance.btnCaption = "Confirm"
+    modal.componentInstance.confirmClicked.subscribe(() => {
+      this.executeBulkOperation('set_document_type', {"document_type": documentType ? documentType.id : null}).subscribe(
+        response => {
+          modal.close()
+        }
+      )
+    })
+  }
+
+  private bulkDelete() {
+    let modal = this.modalService.open(ConfirmDialogComponent, {backdrop: 'static'})
+    modal.componentInstance.delayConfirm(5)
+    modal.componentInstance.title = "Delete confirm"
+    modal.componentInstance.messageBold = `This operation will permanently delete all ${this.documentList.selected.size} selected document(s).`
+    modal.componentInstance.message = `This operation cannot be undone.`
+    modal.componentInstance.btnClass = "btn-danger"
+    modal.componentInstance.btnCaption = "Delete document(s)"
+    modal.componentInstance.confirmClicked.subscribe(() => {
+      this.executeBulkOperation("delete", {}).subscribe(
+        response => {
+          modal.close()
+        }
+      )
+    })
   }
 }
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 816b9b3b6..6ff1e2ef5 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
@@ -79,18 +79,7 @@
 
 <div class="w-100 mb-2 mb-sm-4">
   <app-filter-editor *ngIf="!isBulkEditing" [(filterRules)]="list.filterRules" #filterEditor></app-filter-editor>
-
-  <app-bulk-editor *ngIf="isBulkEditing"
-    [viewDocuments]="list.documents"
-    [(selectedDocuments)]="list.selected"
-    (selectPage)="list.selectPage()"
-    (selectAll)="list.selectAll()"
-    (selectNone)="list.selectNone()"
-    (setTags)="bulkSetTags($event)"
-    (setCorrespondents)="bulkSetCorrespondents($event)"
-    (setDocumentTypes)="bulkSetDocumentTypes($event)"
-    (delete)="bulkDelete()">
-</app-bulk-editor>
+  <app-bulk-editor *ngIf="isBulkEditing"></app-bulk-editor>
 </div>
 
 <div class="d-flex justify-content-between align-items-center">
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 236bdeeaa..699e91cb4 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
@@ -1,23 +1,19 @@
 import { Component, OnInit, ViewChild } from '@angular/core';
 import { ActivatedRoute, Router } from '@angular/router';
 import { NgbModal } from '@ng-bootstrap/ng-bootstrap';
-import { Observable } from 'rxjs';
-import { tap } from 'rxjs/operators';
 import { PaperlessDocument } from 'src/app/data/paperless-document';
 import { PaperlessSavedView } from 'src/app/data/paperless-saved-view';
 import { DocumentListViewService } from 'src/app/services/document-list-view.service';
 import { CorrespondentService } from 'src/app/services/rest/correspondent.service';
 import { DocumentTypeService } from 'src/app/services/rest/document-type.service';
-import { DocumentService, DOCUMENT_SORT_FIELDS } from 'src/app/services/rest/document.service';
+import { DOCUMENT_SORT_FIELDS } from 'src/app/services/rest/document.service';
 import { TagService } from 'src/app/services/rest/tag.service';
 import { SavedViewService } from 'src/app/services/rest/saved-view.service';
 import { Toast, ToastService } from 'src/app/services/toast.service';
 import { FilterEditorComponent } from './filter-editor/filter-editor.component';
-import { ConfirmDialogComponent } from '../common/confirm-dialog/confirm-dialog.component';
 import { SelectDialogComponent } from '../common/select-dialog/select-dialog.component';
 import { SaveViewConfigDialogComponent } from './save-view-config-dialog/save-view-config-dialog.component';
 import { ChangedItems } from './bulk-editor/bulk-editor.component';
-import { OpenDocumentsService } from 'src/app/services/open-documents.service';
 
 @Component({
   selector: 'app-document-list',
@@ -32,12 +28,10 @@ export class DocumentListComponent implements OnInit {
     public route: ActivatedRoute,
     private router: Router,
     private toastService: ToastService,
-    public modalService: NgbModal,
+    private modalService: NgbModal,
     private correspondentService: CorrespondentService,
     private documentTypeService: DocumentTypeService,
-    private tagService: TagService,
-    private documentService: DocumentService,
-    private openDocumentService: OpenDocumentsService) { }
+    private tagService: TagService) { }
 
   @ViewChild("filterEditor")
   private filterEditor: FilterEditorComponent
@@ -143,118 +137,4 @@ export class DocumentListComponent implements OnInit {
   trackByDocumentId(index, item: PaperlessDocument) {
     return item.id
   }
-
-  private executeBulkOperation(method: string, args): Observable<any> {
-    return this.documentService.bulkEdit(Array.from(this.list.selected), method, args).pipe(
-      tap(() => {
-        this.list.reload()
-        this.list.selected.forEach(id => {
-          this.openDocumentService.refreshDocument(id)
-        })
-        this.list.selectNone()
-      })
-    )
-  }
-
-  bulkSetTags(changedTags: ChangedItems) {
-    let modal = this.modalService.open(ConfirmDialogComponent, {backdrop: 'static'})
-    modal.componentInstance.title = "Confirm Tags Assignment"
-    let action = 'set_tags'
-    let tags
-    let messageFragment = ''
-    let both = changedTags && changedTags.itemsToAdd.length > 0 && changedTags.itemsToRemove.length > 0
-    if (!changedTags) {
-      messageFragment = `remove all tags from`
-    } else {
-      if (changedTags.itemsToAdd.length > 0) {
-        tags = changedTags.itemsToAdd
-        messageFragment = `assign the tag(s) ${changedTags.itemsToAdd.map(t => t.name).join(', ')} to`
-      }
-      if (changedTags.itemsToRemove.length > 0) {
-        if (!both) {
-          action = 'remove_tags'
-          tags = changedTags.itemsToRemove
-        } else {
-          messageFragment += ' and '
-        }
-        messageFragment += `remove the tag(s) ${changedTags.itemsToRemove.map(t => t.name).join(', ')} from`
-      }
-    }
-    modal.componentInstance.message = `This operation will ${messageFragment} all ${this.list.selected.size} selected document(s).`
-    modal.componentInstance.btnClass = "btn-warning"
-    modal.componentInstance.btnCaption = "Confirm"
-    modal.componentInstance.confirmClicked.subscribe(() => {
-      // TODO: API endpoints for add/remove multiple tags
-      this.executeBulkOperation(action, {"tags": tags ? tags.map(t => t.id) : null}).subscribe(
-        response => {
-          if (!both) modal.close()
-          else {
-            this.executeBulkOperation('remove_tags', {"tags": changedTags.itemsToRemove.map(t => t.id)}).subscribe(
-              response => {
-                modal.close()
-              })
-          }
-        }
-      )
-    })
-  }
-
-  bulkSetCorrespondents(changedCorrespondents: ChangedItems) {
-    let modal = this.modalService.open(ConfirmDialogComponent, {backdrop: 'static'})
-    modal.componentInstance.title = "Confirm Correspondent Assignment"
-    let correspondent
-    let messageFragment = 'remove all correspondents from'
-    if (changedCorrespondents && changedCorrespondents.itemsToAdd.length > 0) {
-      correspondent = changedCorrespondents.itemsToAdd[0]
-      messageFragment = `assign the correspondent ${correspondent.name} to`
-    }
-    modal.componentInstance.message = `This operation will ${messageFragment} all ${this.list.selected.size} selected document(s).`
-    modal.componentInstance.btnClass = "btn-warning"
-    modal.componentInstance.btnCaption = "Confirm"
-    modal.componentInstance.confirmClicked.subscribe(() => {
-      this.executeBulkOperation('set_correspondent', {"correspondent": correspondent ? correspondent.id : null}).subscribe(
-        response => {
-          modal.close()
-        }
-      )
-    })
-  }
-
-  bulkSetDocumentTypes(changedDocumentTypes: ChangedItems) {
-    let modal = this.modalService.open(ConfirmDialogComponent, {backdrop: 'static'})
-    modal.componentInstance.title = "Confirm Document Type Assignment"
-    let documentType
-    let messageFragment = 'remove all document types from'
-    if (changedDocumentTypes && changedDocumentTypes.itemsToAdd.length > 0) {
-      documentType = changedDocumentTypes.itemsToAdd[0]
-      messageFragment = `assign the document type ${documentType.name} to`
-    }
-    modal.componentInstance.message = `This operation will ${messageFragment} all ${this.list.selected.size} selected document(s).`
-    modal.componentInstance.btnClass = "btn-warning"
-    modal.componentInstance.btnCaption = "Confirm"
-    modal.componentInstance.confirmClicked.subscribe(() => {
-      this.executeBulkOperation('set_document_type', {"document_type": documentType ? documentType.id : null}).subscribe(
-        response => {
-          modal.close()
-        }
-      )
-    })
-  }
-
-  bulkDelete() {
-    let modal = this.modalService.open(ConfirmDialogComponent, {backdrop: 'static'})
-    modal.componentInstance.delayConfirm(5)
-    modal.componentInstance.title = "Delete confirm"
-    modal.componentInstance.messageBold = `This operation will permanently delete all ${this.list.selected.size} selected document(s).`
-    modal.componentInstance.message = `This operation cannot be undone.`
-    modal.componentInstance.btnClass = "btn-danger"
-    modal.componentInstance.btnCaption = "Delete document(s)"
-    modal.componentInstance.confirmClicked.subscribe(() => {
-      this.executeBulkOperation("delete", {}).subscribe(
-        response => {
-          modal.close()
-        }
-      )
-    })
-  }
 }