Projectiondefaults, width slider direct save

.travis.yml

@@ -34,7 +34,7 @@ matrix:
       script:
         - flake8 openslides tests
         - isort --check-only --diff --recursive openslides tests
-        - black --check --diff --py36 openslides tests
+        - black --check --diff --target-version py36 openslides tests
         - python -m mypy openslides/ tests/
         - python -W ignore -m pytest --cov --cov-fail-under=70
 

client/src/app/core/core-services/projector.service.ts

@@ -23,6 +23,7 @@ import { ViewModelStoreService } from './view-model-store.service';
 import { BaseProjectableViewModel } from 'app/site/base/base-projectable-view-model';
 import { ConfigService } from '../ui-services/config.service';
 import { ProjectorDataService } from './projector-data.service';
+import { ProjectionDefault } from 'app/shared/models/core/projection-default';
 
 /**
  * This service cares about Projectables being projected and manage all projection-related
@@ -254,10 +255,13 @@ export class ProjectorService {
      * @param projectiondefault The projection default
      * @return the projector associated to the given projectiondefault.
      */
-    public getProjectorForDefault(projectiondefault: string): Projector {
-        return this.DS.getAll<Projector>('core/projector').find(projector => {
-            return projector.projectiondefaults.map(pd => pd.name).includes(projectiondefault);
-        });
+    public getProjectorForDefault(projectiondefault: string): Projector | null {
+        const pd = this.DS.find(ProjectionDefault, _pd => _pd.name === projectiondefault);
+        if (pd) {
+            return this.DS.get<Projector>(Projector, pd.projector_id);
+        } else {
+            return null;
+        }
     }
 
     /**

client/src/app/core/repositories/projector/countdown-repository.service.spec.ts

@@ -3,7 +3,7 @@ import { TestBed, inject } from '@angular/core/testing';
 import { E2EImportsModule } from 'e2e-imports.module';
 import { CountdownRepositoryService } from './countdown-repository.service';
 
-describe('StatuteParagraphRepositoryService', () => {
+describe('CountdownRepositoryService', () => {
     beforeEach(() => {
         TestBed.configureTestingModule({
             imports: [E2EImportsModule],

client/src/app/core/repositories/projector/countdown-repository.service.ts

@@ -1,4 +1,7 @@
 import { Injectable } from '@angular/core';
+
+import { TranslateService } from '@ngx-translate/core';
+
 import { DataSendService } from '../../core-services/data-send.service';
 import { DataStoreService } from '../../core-services/data-store.service';
 import { BaseRepository } from '../base-repository';
@@ -6,7 +9,6 @@ import { CollectionStringMapperService } from '../../core-services/collectionStr
 import { ViewCountdown } from 'app/site/projector/models/view-countdown';
 import { Countdown } from 'app/shared/models/core/countdown';
 import { ViewModelStoreService } from 'app/core/core-services/view-model-store.service';
-import { TranslateService } from '@ngx-translate/core';
 import { ServertimeService } from 'app/core/core-services/servertime.service';
 
 @Injectable({
@@ -34,15 +36,31 @@ export class CountdownRepositoryService extends BaseRepository<ViewCountdown, Co
         return viewCountdown;
     }
 
+    /**
+     * Starts a countdown.
+     *
+     * @param countdown The countdown to start.
+     */
     public async start(countdown: ViewCountdown): Promise<void> {
         const endTime = this.servertimeService.getServertime() / 1000 + countdown.countdown_time;
         await this.update({ running: true, countdown_time: endTime }, countdown);
     }
 
+    /**
+     * Stops (former `reset`) a countdown. Sets the countdown time to the default time. If
+     * this should not happen, use `pause()`.
+     *
+     * @param countdown The countdown to stop.
+     */
     public async stop(countdown: ViewCountdown): Promise<void> {
         await this.update({ running: false, countdown_time: countdown.default_time }, countdown);
     }
 
+    /**
+     * Pauses the countdown. The remaining time will stay.
+     *
+     * @param countdown The countdown to pause.
+     */
     public async pause(countdown: ViewCountdown): Promise<void> {
         const endTime = countdown.countdown_time - this.servertimeService.getServertime() / 1000;
         await this.update({ running: false, countdown_time: endTime }, countdown);

client/src/app/core/repositories/projector/projection-default-repository.service.spec.ts

@@ -0,0 +1,20 @@
+import { TestBed, inject } from '@angular/core/testing';
+
+import { E2EImportsModule } from '../../../../e2e-imports.module';
+import { ProjectionDefaultRepositoryService } from './projection-default-repository.service';
+
+describe('ProjectionDefaultRepositoryService', () => {
+    beforeEach(() =>
+        TestBed.configureTestingModule({
+            imports: [E2EImportsModule],
+            providers: [ProjectionDefaultRepositoryService]
+        })
+    );
+
+    it('should be created', inject(
+        [ProjectionDefaultRepositoryService],
+        (service: ProjectionDefaultRepositoryService) => {
+            expect(service).toBeTruthy();
+        }
+    ));
+});

client/src/app/core/repositories/projector/projection-default-repository.service.ts

@@ -0,0 +1,68 @@
+import { Injectable } from '@angular/core';
+
+import { TranslateService } from '@ngx-translate/core';
+
+import { BaseRepository } from '../base-repository';
+import { CollectionStringMapperService } from '../../core-services/collectionStringMapper.service';
+import { DataSendService } from '../../core-services/data-send.service';
+import { DataStoreService } from '../../core-services/data-store.service';
+import { Identifiable } from 'app/shared/models/base/identifiable';
+import { ViewModelStoreService } from 'app/core/core-services/view-model-store.service';
+import { ProjectionDefault } from 'app/shared/models/core/projection-default';
+import { ViewProjectionDefault } from 'app/site/projector/models/view-projection-default';
+
+/**
+ * Manages all projection default instances.
+ */
+@Injectable({
+    providedIn: 'root'
+})
+export class ProjectionDefaultRepositoryService extends BaseRepository<ViewProjectionDefault, ProjectionDefault> {
+    /**
+     * Constructor calls the parent constructor
+     *
+     * @param DS The DataStore
+     * @param dataSend sending changed objects
+     * @param mapperService Maps collection strings to classes
+     * @param viewModelStoreService
+     * @param translate
+     */
+    public constructor(
+        DS: DataStoreService,
+        dataSend: DataSendService,
+        mapperService: CollectionStringMapperService,
+        viewModelStoreService: ViewModelStoreService,
+        translate: TranslateService
+    ) {
+        super(DS, dataSend, mapperService, viewModelStoreService, translate, ProjectionDefault);
+    }
+
+    public getVerboseName = (plural: boolean = false) => {
+        return this.translate.instant(plural ? 'Projectiondefaults' : 'Projectiondefault');
+    };
+
+    public getTitle = (projectionDefault: Partial<ProjectionDefault> | Partial<ViewProjectionDefault>) => {
+        return this.translate.instant(projectionDefault.display_name);
+    };
+
+    public createViewModel(projectionDefault: ProjectionDefault): ViewProjectionDefault {
+        const viewProjectionDefault = new ViewProjectionDefault(projectionDefault);
+        viewProjectionDefault.getVerboseName = this.getVerboseName;
+        viewProjectionDefault.getTitle = () => this.getTitle(viewProjectionDefault);
+        return viewProjectionDefault;
+    }
+
+    /**
+     * Creation of projection defaults is not supported.
+     */
+    public async create(projectorData: Partial<ProjectionDefault>): Promise<Identifiable> {
+        throw new Error('Not supported');
+    }
+
+    /**
+     * Deletion of projection defaults is not supported.
+     */
+    public async delete(viewProjectionDefault: ViewProjectionDefault): Promise<void> {
+        throw new Error('Not supported');
+    }
+}

client/src/app/core/repositories/projector/projector-repository.service.spec.ts

@@ -3,7 +3,7 @@ import { TestBed, inject } from '@angular/core/testing';
 import { ProjectorRepositoryService } from './projector-repository.service';
 import { E2EImportsModule } from '../../../../e2e-imports.module';
 
-describe('GroupRepositoryService', () => {
+describe('ProjectorRepositoryService', () => {
     beforeEach(() =>
         TestBed.configureTestingModule({
             imports: [E2EImportsModule],

client/src/app/shared/components/projection-dialog/projection-dialog.component.ts

@@ -47,7 +47,7 @@ export class ProjectionDialogComponent {
             const defaultProjector: Projector = this.projectorService.getProjectorForDefault(
                 this.projectorElementBuildDescriptor.projectionDefaultName
             );
-            if (!this.selectedProjectors.includes(defaultProjector)) {
+            if (defaultProjector && !this.selectedProjectors.includes(defaultProjector)) {
                 this.selectedProjectors.push(defaultProjector);
             }
         }

client/src/app/shared/models/core/projection-default.ts

@@ -0,0 +1,19 @@
+import { BaseModel } from '../base/base-model';
+
+/**
+ * Representation of a projection default
+ *
+ * @ignore
+ */
+export class ProjectionDefault extends BaseModel<ProjectionDefault> {
+    public static COLLECTIONSTRING = 'core/projection-default';
+
+    public id: number;
+    public name: string;
+    public display_name: string;
+    public projector_id: number;
+
+    public constructor(input?: any) {
+        super(ProjectionDefault.COLLECTIONSTRING, input);
+    }
+}

client/src/app/shared/models/core/projector.ts

@@ -48,17 +48,7 @@ export function elementIdentifies(a: IdentifiableProjectorElement, b: ProjectorE
 export type ProjectorElements = ProjectorElement[];
 
 /**
- * A projectiondefault
- */
-export interface ProjectionDefault {
-    id: number;
-    name: string;
-    display_name: string;
-    projector_id: number;
-}
-
-/**
- * Representation of a projector. Has the nested property "projectiondefaults"
+ * Representation of a projector.
  *
  * TODO: Move all function to the viewprojector.
  *
@@ -77,7 +67,7 @@ export class Projector extends BaseModel<Projector> {
     public width: number;
     public height: number;
     public reference_projector_id: number;
-    public projectiondefaults: ProjectionDefault[];
+    public projectiondefaults_id: number[];
     public background_color: string;
     public header_background_color: string;
     public header_font_color: string;

client/src/app/site/projector/components/projector-list/projector-list.component.html

@@ -104,9 +104,18 @@
                             min="800"
                             max="3840"
                             step="10"
+                            (change)="widthSliderValueChanged(projector, $event)"
                         ></mat-slider>
                         {{ updateForm.value.width }}
 
+                        <!-- projection defaults -->
+                        <h3 translate>Projectiondefaults</h3>
+                        <mat-select formControlName="projectiondefaults_id" placeholder="{{ 'Projectiondefaults' | translate }}" [multiple]="true">
+                            <mat-option *ngFor="let pd of projectionDefaults" [value]="pd.id">
+                                {{ pd.getTitle() | translate }}
+                            </mat-option>
+                        </mat-select>
+
                         <!-- colors -->
                         <mat-form-field>
                             <span translate>Background color</span>

client/src/app/site/projector/components/projector-list/projector-list.component.ts

@@ -1,7 +1,7 @@
 import { Component, OnInit } from '@angular/core';
 import { FormGroup, FormBuilder, Validators } from '@angular/forms';
 import { Title } from '@angular/platform-browser';
-import { MatSnackBar, MatSelectChange } from '@angular/material';
+import { MatSnackBar, MatSelectChange, MatSliderChange } from '@angular/material';
 
 import { TranslateService } from '@ngx-translate/core';
 
@@ -12,6 +12,8 @@ import { BaseViewComponent } from 'app/site/base/base-view';
 import { PromptService } from 'app/core/ui-services/prompt.service';
 import { ClockSlideService } from '../../services/clock-slide.service';
 import { OperatorService } from 'app/core/core-services/operator.service';
+import { ProjectionDefaultRepositoryService } from 'app/core/repositories/projector/projection-default-repository.service';
+import { ViewProjectionDefault } from '../../models/view-projection-default';
 
 /**
  * All supported aspect rations for projectors.
@@ -62,6 +64,8 @@ export class ProjectorListComponent extends BaseViewComponent implements OnInit
      */
     public projectors: ViewProjector[];
 
+    public projectionDefaults: ViewProjectionDefault[];
+
     /**
      * Helper to check manage permissions
      *
@@ -91,7 +95,8 @@ export class ProjectorListComponent extends BaseViewComponent implements OnInit
         private formBuilder: FormBuilder,
         private promptService: PromptService,
         private clockSlideService: ClockSlideService,
-        private operator: OperatorService
+        private operator: OperatorService,
+        private projectionDefaultRepo: ProjectionDefaultRepositoryService
     ) {
         super(titleService, translate, matSnackBar);
 
@@ -104,6 +109,7 @@ export class ProjectorListComponent extends BaseViewComponent implements OnInit
             name: ['', Validators.required],
             aspectRatio: ['', Validators.required],
             width: [0, Validators.required],
+            projectiondefaults_id: [[]],
             clock: [true],
             background_color: ['', Validators.required],
             header_background_color: ['', Validators.required],
@@ -122,6 +128,8 @@ export class ProjectorListComponent extends BaseViewComponent implements OnInit
         super.setTitle('Projectors');
         this.projectors = this.repo.getViewModelList();
         this.repo.getViewModelListObservable().subscribe(projectors => (this.projectors = projectors));
+        this.projectionDefaults = this.projectionDefaultRepo.getViewModelList();
+        this.projectionDefaultRepo.getViewModelListObservable().subscribe(pds => (this.projectionDefaults = pds));
     }
 
     /**
@@ -271,4 +279,13 @@ export class ProjectorListComponent extends BaseViewComponent implements OnInit
         });
         Promise.all(promises).then(null, this.raiseError);
     }
+
+    public widthSliderValueChanged(projector: ViewProjector, event: MatSliderChange): void {
+        const aspectRatio = this.getAspectRatioKey(projector);
+        const updateProjector: Partial<Projector> = {
+            width: event.value
+        };
+        updateProjector.height = Math.round(event.value / aspectRatios[aspectRatio]);
+        this.repo.update(updateProjector, projector).then(null, this.raiseError);
+    }
 }

client/src/app/site/projector/models/view-projection-default.ts

@@ -0,0 +1,41 @@
+import { BaseViewModel } from '../../base/base-view-model';
+import { ProjectionDefault } from 'app/shared/models/core/projection-default';
+
+export class ViewProjectionDefault extends BaseViewModel {
+    public static COLLECTIONSTRING = ProjectionDefault.COLLECTIONSTRING;
+
+    private _projectionDefault: ProjectionDefault;
+
+    public get projectionDefault(): ProjectionDefault {
+        return this._projectionDefault;
+    }
+
+    public get id(): number {
+        return this.projectionDefault.id;
+    }
+
+    public get name(): string {
+        return this.projectionDefault.name;
+    }
+
+    public get display_name(): string {
+        return this.projectionDefault.display_name;
+    }
+
+    /**
+     * This is set by the repository
+     */
+    public getVerboseName: () => string;
+    public getTitle: () => string;
+
+    public constructor(projectionDefault: ProjectionDefault) {
+        super(ProjectionDefault.COLLECTIONSTRING);
+        this._projectionDefault = projectionDefault;
+    }
+
+    public getModel(): ProjectionDefault {
+        return this.projectionDefault;
+    }
+
+    public updateDependencies(update: BaseViewModel): void {}
+}

client/src/app/site/projector/models/view-projector.ts

@@ -27,6 +27,10 @@ export class ViewProjector extends BaseViewModel {
         return this.projector.name;
     }
 
+    public get projectiondefaults_id(): number[] {
+        return this.projector.projectiondefaults_id;
+    }
+
     public get elements(): ProjectorElements {
         return this.projector.elements;
     }

client/src/app/site/projector/projector.config.ts

@@ -8,6 +8,9 @@ import { ProjectorMessageRepositoryService } from 'app/core/repositories/project
 import { ViewProjector } from './models/view-projector';
 import { ViewCountdown } from './models/view-countdown';
 import { ViewProjectorMessage } from './models/view-projector-message';
+import { ProjectionDefault } from 'app/shared/models/core/projection-default';
+import { ViewProjectionDefault } from './models/view-projection-default';
+import { ProjectionDefaultRepositoryService } from 'app/core/repositories/projector/projection-default-repository.service';
 
 export const ProjectorAppConfig: AppConfig = {
     name: 'projector',
@@ -18,6 +21,12 @@ export const ProjectorAppConfig: AppConfig = {
             viewModel: ViewProjector,
             repository: ProjectorRepositoryService
         },
+        {
+            collectionString: 'core/projection-default',
+            model: ProjectionDefault,
+            viewModel: ViewProjectionDefault,
+            repository: ProjectionDefaultRepositoryService
+        },
         {
             collectionString: 'core/countdown',
             model: Countdown,

make/commands.py

@@ -80,4 +80,4 @@ def clean(args=None):
 @command("format", help="Format code with isort and black")
 def isort(args=None):
     call("isort --recursive openslides tests")
-    call("black --py36 openslides tests")
+    call("black --target-version py36 openslides tests")

openslides/core/access_permissions.py

@@ -9,6 +9,14 @@ class ProjectorAccessPermissions(BaseAccessPermissions):
     base_permission = "core.can_see_projector"
 
 
+class ProjectionDefaultAccessPermissions(BaseAccessPermissions):
+    """
+    Access permissions container for Projector and ProjectorViewSet.
+    """
+
+    base_permission = "core.can_see_projector"
+
+
 class TagAccessPermissions(BaseAccessPermissions):
     """
     Access permissions container for Tag and TagViewSet.

openslides/core/apps.py

@@ -33,6 +33,7 @@ class CoreAppConfig(AppConfig):
             HistoryViewSet,
             ProjectorMessageViewSet,
             ProjectorViewSet,
+            ProjectionDefaultViewSet,
             TagViewSet,
         )
         from .websocket import (
@@ -74,6 +75,10 @@ class CoreAppConfig(AppConfig):
         router.register(
             self.get_model("Projector").get_collection_string(), ProjectorViewSet
         )
+        router.register(
+            self.get_model("Projectiondefault").get_collection_string(),
+            ProjectionDefaultViewSet,
+        )
         router.register(
             self.get_model("ChatMessage").get_collection_string(), ChatMessageViewSet
         )
@@ -121,6 +126,7 @@ class CoreAppConfig(AppConfig):
         """
         for model_name in (
             "Projector",
+            "ProjectionDefault",
             "ChatMessage",
             "Tag",
             "ProjectorMessage",

openslides/core/models.py

@@ -16,6 +16,7 @@ from .access_permissions import (
     ConfigAccessPermissions,
     CountdownAccessPermissions,
     HistoryAccessPermissions,
+    ProjectionDefaultAccessPermissions,
     ProjectorAccessPermissions,
     ProjectorMessageAccessPermissions,
     TagAccessPermissions,
@@ -123,6 +124,8 @@ class ProjectionDefault(RESTModelMixin, models.Model):
     name on the front end for the user.
     """
 
+    access_permissions = ProjectionDefaultAccessPermissions()
+
     name = models.CharField(max_length=256)
 
     display_name = models.CharField(max_length=256)
@@ -131,9 +134,6 @@ class ProjectionDefault(RESTModelMixin, models.Model):
         Projector, on_delete=models.PROTECT, related_name="projectiondefaults"
     )
 
-    def get_root_rest_element(self):
-        return self.projector
-
     class Meta:
         default_permissions = ()
 

openslides/core/serializers.py

@@ -81,7 +81,6 @@ class ProjectorSerializer(ModelSerializer):
     elements_preview = JSONSerializerField(validators=[elements_validator])
     elements_history = JSONSerializerField(validators=[elements_array_validator])
 
-    projectiondefaults = ProjectionDefaultSerializer(many=True, read_only=True)
     width = IntegerField(min_value=800, max_value=3840, required=False)
     height = IntegerField(min_value=340, max_value=2880, required=False)
 

openslides/core/views.py

@@ -39,6 +39,7 @@ from .access_permissions import (
     ConfigAccessPermissions,
     CountdownAccessPermissions,
     HistoryAccessPermissions,
+    ProjectionDefaultAccessPermissions,
     ProjectorAccessPermissions,
     ProjectorMessageAccessPermissions,
     TagAccessPermissions,
@@ -143,12 +144,18 @@ class ProjectorViewSet(ModelViewSet):
         REST API operation for DELETE requests.
 
         Assigns all ProjectionDefault objects from this projector to the
-        default projector (pk=1).
+        first projector found.
         """
+        if len(Projector.objects.all()) <= 1:
+            raise ValidationError({"detail": "You can't delete the last projector."})
         projector_instance = self.get_object()
+        new_projector_id = (
+            Projector.objects.exclude(pk=projector_instance.pk).first().pk
+        )
+
         for projection_default in ProjectionDefault.objects.all():
             if projection_default.projector.id == projector_instance.id:
-                projection_default.projector_id = 1
+                projection_default.projector_id = new_projector_id
                 projection_default.save()
         return super(ProjectorViewSet, self).destroy(*args, **kwargs)
 
@@ -272,32 +279,29 @@ class ProjectorViewSet(ModelViewSet):
         message = f"Setting scroll to {request.data} was successful."
         return Response({"detail": message})
 
-    @detail_route(methods=["post"])
-    def set_projectiondefault(self, request, pk):
-        """
-        REST API operation to set a projectiondefault to the requested projector. The argument
-        has to be an int representing the pk from the projectiondefault to be set.
 
-        It expects a POST request to
-        /rest/core/projector/<pk>/set_projectiondefault/ with the projectiondefault id as the argument
-        """
-        if not isinstance(request.data, int):
-            raise ValidationError({"detail": "Data must be an int."})
+class ProjectionDefaultViewSet(ModelViewSet):
+    """
+    API endpoint for projection defaults.
 
-        try:
-            projectiondefault = ProjectionDefault.objects.get(pk=request.data)
-        except ProjectionDefault.DoesNotExist:
-            raise ValidationError(
-                {
-                    "detail": f"The projectiondefault with pk={request.data} was not found."
-                }
-            )
+    There are the following views: list, retrieve, create, update,
+    partial_update and destroy.
+    """
+
+    access_permissions = ProjectionDefaultAccessPermissions()
+    queryset = ProjectionDefault.objects.all()
+
+    def check_view_permissions(self):
+        """
+        Returns True if the user has required permissions.
+        """
+        if self.action in ("list", "retrieve"):
+            result = self.get_access_permissions().check_permissions(self.request.user)
+        elif self.action in ("create", "partial_update", "update", "destroy"):
+            result = has_perm(self.request.user, "core.can_manage_projector")
         else:
-            projector_instance = self.get_object()
-            projectiondefault.projector = projector_instance
-            projectiondefault.save()
-
-        return Response()
+            result = False
+        return result
 
 
 class TagViewSet(ModelViewSet):