Custom fields admin area, comment out detached fields code

src-ui/src/app/app-routing.module.ts

@@ -24,6 +24,7 @@ import {
 import { ConsumptionTemplatesComponent } from './components/manage/consumption-templates/consumption-templates.component'
 import { MailComponent } from './components/manage/mail/mail.component'
 import { UsersAndGroupsComponent } from './components/admin/users-groups/users-groups.component'
+import { CustomFieldsComponent } from './components/manage/custom-fields/custom-fields.component'
 
 export const routes: Routes = [
   { path: '', redirectTo: 'dashboard', pathMatch: 'full' },
@@ -189,6 +190,17 @@ export const routes: Routes = [
           },
         },
       },
+      {
+        path: 'customfields',
+        component: CustomFieldsComponent,
+        canActivate: [PermissionsGuard],
+        data: {
+          requiredPermission: {
+            action: PermissionAction.View,
+            type: PermissionType.CustomField,
+          },
+        },
+      },
       {
         path: 'templates',
         component: ConsumptionTemplatesComponent,

src-ui/src/app/app.module.ts

@@ -101,6 +101,8 @@ import { MailComponent } from './components/manage/mail/mail.component'
 import { UsersAndGroupsComponent } from './components/admin/users-groups/users-groups.component'
 import { DragDropModule } from '@angular/cdk/drag-drop'
 import { FileDropComponent } from './components/file-drop/file-drop.component'
+import { CustomFieldsComponent } from './components/manage/custom-fields/custom-fields.component'
+import { CustomFieldEditDialogComponent } from './components/common/edit-dialog/custom-field-edit-dialog/custom-field-edit-dialog.component'
 
 import localeAf from '@angular/common/locales/af'
 import localeAr from '@angular/common/locales/ar'
@@ -246,6 +248,8 @@ function initializeApp(settings: SettingsService) {
     MailComponent,
     UsersAndGroupsComponent,
     FileDropComponent,
+    CustomFieldsComponent,
+    CustomFieldEditDialogComponent,
   ],
   imports: [
     BrowserModule,

src-ui/src/app/components/app-frame/app-frame.component.html

@@ -172,6 +172,13 @@
               </svg><span>&nbsp;<ng-container i18n>Storage paths</ng-container></span>
             </a>
           </li>
+          <li class="nav-item" *pngxIfPermissions="{ action: PermissionAction.View, type: PermissionType.CustomField }">
+            <a class="nav-link" routerLink="customfields" routerLinkActive="active" (click)="closeMenu()" ngbPopover="Custom fields" i18n-ngbPopover [disablePopover]="!slimSidebarEnabled" placement="end" container="body" triggers="mouseenter:mouseleave" popoverClass="popover-slim">
+              <svg class="sidebaricon" fill="currentColor">
+                <use xlink:href="assets/bootstrap-icons.svg#ui-radios"/>
+              </svg><span>&nbsp;<ng-container i18n>Custom Fields</ng-container></span>
+            </a>
+          </li>
           <li class="nav-item" *pngxIfPermissions="{ action: PermissionAction.View, type: PermissionType.ConsumptionTemplate }" tourAnchor="tour.consumption-templates">
             <a class="nav-link" routerLink="templates" routerLinkActive="active" (click)="closeMenu()" ngbPopover="Consumption templates" i18n-ngbPopover [disablePopover]="!slimSidebarEnabled" placement="end" container="body" triggers="mouseenter:mouseleave" popoverClass="popover-slim">
               <svg class="sidebaricon" fill="currentColor">

src-ui/src/app/components/common/edit-dialog/custom-field-edit-dialog/custom-field-edit-dialog.component.html

@@ -0,0 +1,16 @@
+<form [formGroup]="objectForm" (ngSubmit)="save()" autocomplete="off">
+    <div class="modal-header">
+      <h4 class="modal-title" id="modal-basic-title">{{getTitle()}}</h4>
+      <button type="button" [disabled]="!closeEnabled" class="btn-close" aria-label="Close" (click)="cancel()">
+      </button>
+    </div>
+    <div class="modal-body">
+      <pngx-input-text i18n-title title="Name" formControlName="name" [error]="error?.name"></pngx-input-text>
+      <pngx-input-select i18n-title title="Data type" [items]="getDataTypes()" formControlName="data_type"></pngx-input-select>
+      <small class="d-block mt-n2" *ngIf="typeFieldDisabled" i18n>Data type cannot be changed after a field is created</small>
+    </div>
+    <div class="modal-footer">
+      <button type="button" class="btn btn-outline-secondary" (click)="cancel()" i18n [disabled]="networkActive">Cancel</button>
+      <button type="submit" class="btn btn-primary" i18n [disabled]="networkActive">Save</button>
+    </div>
+  </form>

src-ui/src/app/components/common/edit-dialog/custom-field-edit-dialog/custom-field-edit-dialog.component.spec.ts

@@ -0,0 +1,67 @@
+import { ComponentFixture, TestBed } from '@angular/core/testing'
+
+import { CustomFieldEditDialogComponent } from './custom-field-edit-dialog.component'
+import { HttpClientTestingModule } from '@angular/common/http/testing'
+import { FormsModule, ReactiveFormsModule } from '@angular/forms'
+import { NgbActiveModal, NgbModule } from '@ng-bootstrap/ng-bootstrap'
+import { NgSelectModule } from '@ng-select/ng-select'
+import { IfOwnerDirective } from 'src/app/directives/if-owner.directive'
+import { IfPermissionsDirective } from 'src/app/directives/if-permissions.directive'
+import { SafeHtmlPipe } from 'src/app/pipes/safehtml.pipe'
+import { SettingsService } from 'src/app/services/settings.service'
+import { SelectComponent } from '../../input/select/select.component'
+import { TextComponent } from '../../input/text/text.component'
+import { EditDialogMode } from '../edit-dialog.component'
+
+describe('CustomFieldEditDialogComponent', () => {
+  let component: CustomFieldEditDialogComponent
+  let settingsService: SettingsService
+  let fixture: ComponentFixture<CustomFieldEditDialogComponent>
+
+  beforeEach(() => {
+    TestBed.configureTestingModule({
+      declarations: [
+        CustomFieldEditDialogComponent,
+        IfPermissionsDirective,
+        IfOwnerDirective,
+        SelectComponent,
+        TextComponent,
+        SafeHtmlPipe,
+      ],
+      providers: [NgbActiveModal],
+      imports: [
+        HttpClientTestingModule,
+        FormsModule,
+        ReactiveFormsModule,
+        NgSelectModule,
+        NgbModule,
+      ],
+    }).compileComponents()
+
+    fixture = TestBed.createComponent(CustomFieldEditDialogComponent)
+    settingsService = TestBed.inject(SettingsService)
+    settingsService.currentUser = { id: 99, username: 'user99' }
+    component = fixture.componentInstance
+
+    fixture.detectChanges()
+  })
+
+  it('should support create and edit modes', () => {
+    component.dialogMode = EditDialogMode.CREATE
+    const createTitleSpy = jest.spyOn(component, 'getCreateTitle')
+    const editTitleSpy = jest.spyOn(component, 'getEditTitle')
+    fixture.detectChanges()
+    expect(createTitleSpy).toHaveBeenCalled()
+    expect(editTitleSpy).not.toHaveBeenCalled()
+    component.dialogMode = EditDialogMode.EDIT
+    fixture.detectChanges()
+    expect(editTitleSpy).toHaveBeenCalled()
+  })
+
+  it('should disable data type select on edit', () => {
+    component.dialogMode = EditDialogMode.EDIT
+    fixture.detectChanges()
+    component.ngOnInit()
+    expect(component.objectForm.get('data_type').disabled).toBeTruthy()
+  })
+})

src-ui/src/app/components/common/edit-dialog/custom-field-edit-dialog/custom-field-edit-dialog.component.ts

@@ -0,0 +1,60 @@
+import { Component, OnInit } from '@angular/core'
+import { FormGroup, FormControl } from '@angular/forms'
+import { NgbActiveModal } from '@ng-bootstrap/ng-bootstrap'
+import {
+  DATA_TYPE_LABELS,
+  PaperlessCustomField,
+} from 'src/app/data/paperless-custom-field'
+import { CustomFieldsService } from 'src/app/services/rest/custom-fields.service'
+import { UserService } from 'src/app/services/rest/user.service'
+import { SettingsService } from 'src/app/services/settings.service'
+import { EditDialogComponent, EditDialogMode } from '../edit-dialog.component'
+
+@Component({
+  selector: 'pngx-custom-field-edit-dialog',
+  templateUrl: './custom-field-edit-dialog.component.html',
+  styleUrls: ['./custom-field-edit-dialog.component.scss'],
+})
+export class CustomFieldEditDialogComponent
+  extends EditDialogComponent<PaperlessCustomField>
+  implements OnInit
+{
+  constructor(
+    service: CustomFieldsService,
+    activeModal: NgbActiveModal,
+    userService: UserService,
+    settingsService: SettingsService
+  ) {
+    super(service, activeModal, userService, settingsService)
+  }
+
+  ngOnInit(): void {
+    super.ngOnInit()
+    if (this.typeFieldDisabled) {
+      this.objectForm.get('data_type').disable()
+    }
+  }
+
+  getCreateTitle() {
+    return $localize`Create new custom field`
+  }
+
+  getEditTitle() {
+    return $localize`Edit custom field`
+  }
+
+  getForm(): FormGroup {
+    return new FormGroup({
+      name: new FormControl(null),
+      data_type: new FormControl(null),
+    })
+  }
+
+  getDataTypes() {
+    return DATA_TYPE_LABELS
+  }
+
+  get typeFieldDisabled(): boolean {
+    return this.dialogMode === EditDialogMode.EDIT
+  }
+}

src-ui/src/app/components/document-detail/document-detail.component.ts

@@ -393,28 +393,29 @@ export class DocumentDetailComponent
   updateComponent(doc: PaperlessDocument) {
     this.document = doc
     this.requiresPassword = false
-    this.customFieldsService
+    // TODO: Custom fields
-      .getFields(doc.id)
+    // this.customFieldsService
-      .pipe(first())
+    //   .getFields(doc.id)
-      .subscribe({
+    //   .pipe(first())
-        next: (fields) => {
+    //   .subscribe({
-          this.customFields = fields
+    //     next: (fields) => {
-          this.customFields.forEach((field) => {
+    //       this.customFields = fields
-            this.documentForm.addControl(
+    //       this.customFields.forEach((field) => {
-              `custom-field-${field.id}`,
+    //         this.documentForm.addControl(
-              new FormControl(field.data)
+    //           `custom-field-${field.id}`,
-            )
+    //           new FormControl(field.data)
-          })
+    //         )
-          this.store.next(this.documentForm.value)
+    //       })
-          console.log(fields)
+    //       this.store.next(this.documentForm.value)
-        },
+    //       console.log(fields)
-        error: (error) => {
+    //     },
-          this.toastService.showError(
+    //     error: (error) => {
-            $localize`Error retrieving custom fields`,
+    //       this.toastService.showError(
-            error
+    //         $localize`Error retrieving custom fields`,
-          )
+    //         error
-        },
+    //       )
-      })
+    //     },
+    //   })
     this.documentsService
       .getMetadata(doc.id)
       .pipe(first())
@@ -541,11 +542,12 @@ export class DocumentDetailComponent
           }
           this.title = doc.title
           this.documentForm.patchValue(doc)
-          this.customFields.forEach((field) => {
+          // TODO: custom field reset
-            this.documentForm
+          // this.customFields.forEach((field) => {
-              .get(`custom-field-${field.id}`)
+          //   this.documentForm
-              .patchValue(field.data)
+          //     .get(`custom-field-${field.id}`)
-          })
+          //     .patchValue(field.data)
+          // })
           this.openDocumentService.setDirty(doc, false)
         },
         error: () => {

src-ui/src/app/components/manage/custom-fields/custom-fields.component.html

@@ -0,0 +1,41 @@
+<pngx-page-header title="Custom Fields">
+    <button type="button" class="btn btn-sm btn-outline-primary ms-4" (click)="editField()" *pngxIfPermissions="{ action: PermissionAction.Add, type: PermissionType.CustomField }">
+      <svg class="sidebaricon me-1" fill="currentColor">
+        <use xlink:href="assets/bootstrap-icons.svg#plus-circle" />
+      </svg>
+      <ng-container i18n>Add Field</ng-container>
+    </button>
+</pngx-page-header>
+
+<ul class="list-group">
+
+    <li class="list-group-item">
+        <div class="row">
+            <div class="col" i18n>Name</div>
+            <div class="col" i18n>Data Type</div>
+            <div class="col" i18n>Actions</div>
+        </div>
+    </li>
+
+    <li *ngFor="let field of fields" class="list-group-item">
+        <div class="row">
+            <div class="col d-flex align-items-center"><button class="btn btn-link p-0" type="button" (click)="editField(field)" [disabled]="!permissionsService.currentUserCan(PermissionAction.Change, PermissionType.CustomField)">{{field.name}}</button></div>
+            <div class="col d-flex align-items-center">{{getDataType(field)}}</div>
+            <div class="col">
+                <div class="btn-group">
+                    <button *pngxIfPermissions="{ action: PermissionAction.Change, type: PermissionType.CustomField }" class="btn btn-sm btn-outline-secondary" type="button" (click)="editField(field)">
+                    <svg class="buttonicon-sm" fill="currentColor">
+                        <use xlink:href="assets/bootstrap-icons.svg#pencil" />
+                      </svg>&nbsp;<ng-container i18n>Edit</ng-container>
+                    </button>
+                    <button *pngxIfPermissions="{ action: PermissionAction.Delete, type: PermissionType.CustomField }" class="btn btn-sm btn-outline-danger" type="button" (click)="deleteField(field)">
+                        <svg class="buttonicon-sm" fill="currentColor">
+                            <use xlink:href="assets/bootstrap-icons.svg#trash" />
+                        </svg>&nbsp;<ng-container i18n>Delete</ng-container>
+                    </button>
+                </div>
+            </div>
+        </div>
+    </li>
+    <li *ngIf="fields.length === 0" class="list-group-item" i18n>No fields defined.</li>
+</ul>

src-ui/src/app/components/manage/custom-fields/custom-fields.component.spec.ts

@@ -0,0 +1,162 @@
+import { ComponentFixture, TestBed } from '@angular/core/testing'
+
+import { CustomFieldsComponent } from './custom-fields.component'
+import {
+  PaperlessCustomField,
+  PaperlessCustomFieldDataType,
+} from 'src/app/data/paperless-custom-field'
+import { CustomFieldsService } from 'src/app/services/rest/custom-fields.service'
+import { HttpClientTestingModule } from '@angular/common/http/testing'
+import { FormsModule, ReactiveFormsModule } from '@angular/forms'
+import { By } from '@angular/platform-browser'
+import {
+  NgbModal,
+  NgbPaginationModule,
+  NgbModalModule,
+  NgbModalRef,
+} from '@ng-bootstrap/ng-bootstrap'
+import { of, throwError } from 'rxjs'
+import { IfPermissionsDirective } from 'src/app/directives/if-permissions.directive'
+import { PermissionsService } from 'src/app/services/permissions.service'
+import { ToastService } from 'src/app/services/toast.service'
+import { ConfirmDialogComponent } from '../../common/confirm-dialog/confirm-dialog.component'
+import { PageHeaderComponent } from '../../common/page-header/page-header.component'
+import { CustomFieldEditDialogComponent } from '../../common/edit-dialog/custom-field-edit-dialog/custom-field-edit-dialog.component'
+
+const fields: PaperlessCustomField[] = [
+  {
+    id: 0,
+    name: 'Field 1',
+    data_type: PaperlessCustomFieldDataType.String,
+  },
+  {
+    id: 1,
+    name: 'Field 2',
+    data_type: PaperlessCustomFieldDataType.Integer,
+  },
+]
+
+describe('CustomFieldsComponent', () => {
+  let component: CustomFieldsComponent
+  let fixture: ComponentFixture<CustomFieldsComponent>
+  let customFieldsService: CustomFieldsService
+  let modalService: NgbModal
+  let toastService: ToastService
+
+  beforeEach(() => {
+    TestBed.configureTestingModule({
+      declarations: [
+        CustomFieldsComponent,
+        IfPermissionsDirective,
+        PageHeaderComponent,
+        ConfirmDialogComponent,
+      ],
+      providers: [
+        {
+          provide: PermissionsService,
+          useValue: {
+            currentUserCan: () => true,
+            currentUserHasObjectPermissions: () => true,
+            currentUserOwnsObject: () => true,
+          },
+        },
+      ],
+      imports: [
+        HttpClientTestingModule,
+        NgbPaginationModule,
+        FormsModule,
+        ReactiveFormsModule,
+        NgbModalModule,
+      ],
+    })
+
+    customFieldsService = TestBed.inject(CustomFieldsService)
+    jest.spyOn(customFieldsService, 'listAll').mockReturnValue(
+      of({
+        count: fields.length,
+        all: fields.map((o) => o.id),
+        results: fields,
+      })
+    )
+    modalService = TestBed.inject(NgbModal)
+    toastService = TestBed.inject(ToastService)
+
+    fixture = TestBed.createComponent(CustomFieldsComponent)
+    component = fixture.componentInstance
+    fixture.detectChanges()
+  })
+
+  it('should support create, show notification on error / success', () => {
+    let modal: NgbModalRef
+    modalService.activeInstances.subscribe((m) => (modal = m[m.length - 1]))
+    const toastErrorSpy = jest.spyOn(toastService, 'showError')
+    const toastInfoSpy = jest.spyOn(toastService, 'showInfo')
+    const reloadSpy = jest.spyOn(component, 'reload')
+
+    const createButton = fixture.debugElement.queryAll(By.css('button'))[0]
+    createButton.triggerEventHandler('click')
+
+    expect(modal).not.toBeUndefined()
+    const editDialog = modal.componentInstance as CustomFieldEditDialogComponent
+
+    // fail first
+    editDialog.failed.emit({ error: 'error creating item' })
+    expect(toastErrorSpy).toHaveBeenCalled()
+    expect(reloadSpy).not.toHaveBeenCalled()
+
+    // succeed
+    editDialog.succeeded.emit(fields[0])
+    expect(toastInfoSpy).toHaveBeenCalled()
+    expect(reloadSpy).toHaveBeenCalled()
+  })
+
+  it('should support edit, show notification on error / success', () => {
+    let modal: NgbModalRef
+    modalService.activeInstances.subscribe((m) => (modal = m[m.length - 1]))
+    const toastErrorSpy = jest.spyOn(toastService, 'showError')
+    const toastInfoSpy = jest.spyOn(toastService, 'showInfo')
+    const reloadSpy = jest.spyOn(component, 'reload')
+
+    const editButton = fixture.debugElement.queryAll(By.css('button'))[1]
+    editButton.triggerEventHandler('click')
+
+    expect(modal).not.toBeUndefined()
+    const editDialog = modal.componentInstance as CustomFieldEditDialogComponent
+    expect(editDialog.object).toEqual(fields[0])
+
+    // fail first
+    editDialog.failed.emit({ error: 'error editing item' })
+    expect(toastErrorSpy).toHaveBeenCalled()
+    expect(reloadSpy).not.toHaveBeenCalled()
+
+    // succeed
+    editDialog.succeeded.emit(fields[0])
+    expect(toastInfoSpy).toHaveBeenCalled()
+    expect(reloadSpy).toHaveBeenCalled()
+  })
+
+  it('should support delete, show notification on error / success', () => {
+    let modal: NgbModalRef
+    modalService.activeInstances.subscribe((m) => (modal = m[m.length - 1]))
+    const toastErrorSpy = jest.spyOn(toastService, 'showError')
+    const deleteSpy = jest.spyOn(customFieldsService, 'delete')
+    const reloadSpy = jest.spyOn(component, 'reload')
+
+    const deleteButton = fixture.debugElement.queryAll(By.css('button'))[3]
+    deleteButton.triggerEventHandler('click')
+
+    expect(modal).not.toBeUndefined()
+    const editDialog = modal.componentInstance as ConfirmDialogComponent
+
+    // fail first
+    deleteSpy.mockReturnValueOnce(throwError(() => new Error('error deleting')))
+    editDialog.confirmClicked.emit()
+    expect(toastErrorSpy).toHaveBeenCalled()
+    expect(reloadSpy).not.toHaveBeenCalled()
+
+    // succeed
+    deleteSpy.mockReturnValueOnce(of(true))
+    editDialog.confirmClicked.emit()
+    expect(reloadSpy).toHaveBeenCalled()
+  })
+})

src-ui/src/app/components/manage/custom-fields/custom-fields.component.ts

@@ -0,0 +1,98 @@
+import { Component, OnInit } from '@angular/core'
+import { NgbModal } from '@ng-bootstrap/ng-bootstrap'
+import { Subject, takeUntil } from 'rxjs'
+import {
+  DATA_TYPE_LABELS,
+  PaperlessCustomField,
+} from 'src/app/data/paperless-custom-field'
+import { PermissionsService } from 'src/app/services/permissions.service'
+import { CustomFieldsService } from 'src/app/services/rest/custom-fields.service'
+import { ToastService } from 'src/app/services/toast.service'
+import { ConfirmDialogComponent } from '../../common/confirm-dialog/confirm-dialog.component'
+import { CustomFieldEditDialogComponent } from '../../common/edit-dialog/custom-field-edit-dialog/custom-field-edit-dialog.component'
+import { EditDialogMode } from '../../common/edit-dialog/edit-dialog.component'
+import { ComponentWithPermissions } from '../../with-permissions/with-permissions.component'
+
+@Component({
+  selector: 'pngx-custom-fields',
+  templateUrl: './custom-fields.component.html',
+  styleUrls: ['./custom-fields.component.scss'],
+})
+export class CustomFieldsComponent
+  extends ComponentWithPermissions
+  implements OnInit
+{
+  public fields: PaperlessCustomField[] = []
+
+  private unsubscribeNotifier: Subject<any> = new Subject()
+  constructor(
+    private customFieldsService: CustomFieldsService,
+    public permissionsService: PermissionsService,
+    private modalService: NgbModal,
+    private toastService: ToastService
+  ) {
+    super()
+  }
+
+  ngOnInit() {
+    this.reload()
+  }
+
+  reload() {
+    this.customFieldsService
+      .listAll()
+      .pipe(takeUntil(this.unsubscribeNotifier))
+      .subscribe((r) => {
+        this.fields = r.results
+      })
+  }
+
+  editField(field: PaperlessCustomField) {
+    const modal = this.modalService.open(CustomFieldEditDialogComponent)
+    modal.componentInstance.dialogMode = field
+      ? EditDialogMode.EDIT
+      : EditDialogMode.CREATE
+    modal.componentInstance.object = field
+    modal.componentInstance.succeeded
+      .pipe(takeUntil(this.unsubscribeNotifier))
+      .subscribe((newField) => {
+        this.toastService.showInfo($localize`Saved field "${newField.name}".`)
+        this.customFieldsService.clearCache()
+        this.reload()
+      })
+    modal.componentInstance.failed
+      .pipe(takeUntil(this.unsubscribeNotifier))
+      .subscribe((e) => {
+        this.toastService.showError($localize`Error saving field.`, e)
+      })
+  }
+
+  deleteField(field: PaperlessCustomField) {
+    const modal = this.modalService.open(ConfirmDialogComponent, {
+      backdrop: 'static',
+    })
+    modal.componentInstance.title = $localize`Confirm delete field`
+    modal.componentInstance.messageBold = $localize`This operation will permanently delete this field.`
+    modal.componentInstance.message = $localize`This operation cannot be undone.`
+    modal.componentInstance.btnClass = 'btn-danger'
+    modal.componentInstance.btnCaption = $localize`Proceed`
+    modal.componentInstance.confirmClicked.subscribe(() => {
+      modal.componentInstance.buttonsEnabled = false
+      this.customFieldsService.delete(field).subscribe({
+        next: () => {
+          modal.close()
+          this.toastService.showInfo($localize`Deleted field`)
+          this.customFieldsService.clearCache()
+          this.reload()
+        },
+        error: (e) => {
+          this.toastService.showError($localize`Error deleting field.`, e)
+        },
+      })
+    })
+  }
+
+  getDataType(field: PaperlessCustomField): string {
+    return DATA_TYPE_LABELS.find((l) => l.id === field.data_type).name
+  }
+}

src-ui/src/app/data/paperless-custom-field.ts

@@ -4,13 +4,35 @@ export enum PaperlessCustomFieldDataType {
   String = 'string',
   Url = 'url',
   Date = 'date',
+  Boolean = 'boolean',
+  Integer = 'integer',
 }
 
+export const DATA_TYPE_LABELS = [
+  {
+    id: PaperlessCustomFieldDataType.Boolean,
+    name: $localize`Boolean`,
+  },
+  {
+    id: PaperlessCustomFieldDataType.Date,
+    name: $localize`Date`,
+  },
+  {
+    id: PaperlessCustomFieldDataType.Integer,
+    name: $localize`Number`,
+  },
+  {
+    id: PaperlessCustomFieldDataType.String,
+    name: $localize`String`,
+  },
+  {
+    id: PaperlessCustomFieldDataType.Url,
+    name: $localize`Url`,
+  },
+]
+
 export interface PaperlessCustomField extends ObjectWithId {
-  type: PaperlessCustomFieldDataType
+  data_type: PaperlessCustomFieldDataType
   name: string
-  data: any
-  document: number // PaperlessDocument
   created?: Date
-  user: number // PaperlessUser
 }

src-ui/src/app/services/permissions.service.ts

@@ -26,6 +26,7 @@ export enum PermissionType {
   Admin = '%s_logentry',
   ShareLink = '%s_sharelink',
   ConsumptionTemplate = '%s_consumptiontemplate',
+  CustomField = '%s_customfield',
 }
 
 @Injectable({

src-ui/src/app/services/rest/custom-fields.service.ts

@@ -9,24 +9,24 @@ import { PaperlessCustomField } from 'src/app/data/paperless-custom-field'
 })
 export class CustomFieldsService extends AbstractPaperlessService<PaperlessCustomField> {
   constructor(http: HttpClient) {
-    super(http, 'documents')
+    super(http, 'custom_fields')
   }
 
-  getFields(documentId: number): Observable<PaperlessCustomField[]> {
+  // getFields(documentId: number): Observable<PaperlessCustomField[]> {
-    return this.http.get<PaperlessCustomField[]>(
+  //   return this.http.get<PaperlessCustomField[]>(
-      this.getResourceUrl(documentId, 'custom_metadata')
+  //     this.getResourceUrl(documentId, 'custom_fields')
-    )
+  //   )
-  }
+  // }
 
-  addField(
+  // addField(
-    documentId: number,
+  //   documentId: number,
-    field: PaperlessCustomField
+  //   field: PaperlessCustomField
-  ): Observable<PaperlessCustomField[]> {
+  // ): Observable<PaperlessCustomField[]> {
-    return this.http.post<PaperlessCustomField[]>(
+  //   return this.http.post<PaperlessCustomField[]>(
-      this.getResourceUrl(documentId, 'custom_metadata'),
+  //     this.getResourceUrl(documentId, 'custom_fields'),
-      field
+  //     field
-    )
+  //   )
-  }
+  // }
 
   // deleteField(
   //   documentId: number,