[ADF-4858] Make sure process-services works with ng commands (#5067)

* Process-services:
Making sure you can run
ng build process-services
ng test process-services

* Fix the path of the styles

* move the file in the right place

lib/process-services/src/lib/task-list/components/task-list.component.ts

@@ -0,0 +1,399 @@
+/*!
+ * @license
+ * Copyright 2019 Alfresco Software, Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import { DataRowEvent, DataTableAdapter, DataTableSchema, CustomEmptyContentTemplateDirective, CustomLoadingContentTemplateDirective } from '@alfresco/adf-core';
+import {
+    AppConfigService, PaginationComponent, PaginatedComponent,
+    UserPreferencesService, UserPreferenceValues, PaginationModel } from '@alfresco/adf-core';
+import {
+    AfterContentInit, Component, ContentChild, EventEmitter,
+    Input, OnChanges, Output, SimpleChanges, OnDestroy, OnInit } from '@angular/core';
+
+import { Observable, BehaviorSubject, Subject } from 'rxjs';
+import { TaskQueryRequestRepresentationModel } from '../models/filter.model';
+import { TaskListModel } from '../models/task-list.model';
+import { taskPresetsDefaultModel } from '../models/task-preset.model';
+import { TaskListService } from './../services/tasklist.service';
+import moment from 'moment-es6';
+import { takeUntil } from 'rxjs/operators';
+
+@Component({
+    selector: 'adf-tasklist',
+    templateUrl: './task-list.component.html',
+    styleUrls: ['./task-list.component.css']
+})
+export class TaskListComponent extends DataTableSchema implements OnChanges, AfterContentInit, PaginatedComponent, OnDestroy, OnInit {
+
+    static PRESET_KEY = 'adf-task-list.presets';
+
+    @ContentChild(CustomEmptyContentTemplateDirective)
+    customEmptyContent: CustomEmptyContentTemplateDirective;
+
+    @ContentChild(CustomLoadingContentTemplateDirective)
+    customLoadingContent: CustomLoadingContentTemplateDirective;
+
+    requestNode: TaskQueryRequestRepresentationModel;
+
+    /** The id of the app. */
+    @Input()
+    appId: number;
+
+    /** The Instance Id of the process. */
+    @Input()
+    processInstanceId: string;
+
+    /** The Definition Id of the process. */
+    @Input()
+    processDefinitionId: string;
+
+    /** Current state of the process. Possible values are: `completed`, `active`. */
+    @Input()
+    state: string;
+
+    /** The assignment of the process. Possible values are: "assignee" (the current user
+     * is the assignee), "candidate" (the current user is a task candidate, "group_x" (the task
+     * is assigned to a group where the current user is a member,
+     * no value (the current user is involved).
+     */
+    @Input()
+    assignment: string;
+
+    /** Define the sort order of the tasks. Possible values are : `created-desc`,
+     * `created-asc`, `due-desc`, `due-asc`
+     */
+    @Input()
+    sort: string;
+
+    /** Name of the tasklist. */
+    @Input()
+    name: string;
+
+    /** Define which task id should be selected after reloading. If the task id doesn't
+     * exist or nothing is passed then the first task will be selected.
+     */
+    @Input()
+    landingTaskId: string;
+
+    /**
+     * Data source object that represents the number and the type of the columns that
+     * you want to show.
+     */
+    @Input()
+    data: DataTableAdapter;
+
+    /** Row selection mode. Can be none, `single` or `multiple`. For `multiple` mode,
+     * you can use Cmd (macOS) or Ctrl (Win) modifier key to toggle selection for
+     * multiple rows.
+     */
+    @Input()
+    selectionMode: string = 'single'; // none|single|multiple
+
+    /** Toggles multiple row selection, renders checkboxes at the beginning of each row */
+    @Input()
+    multiselect: boolean = false;
+
+    /** Toggles default selection of the first row */
+    @Input()
+    selectFirstRow: boolean = true;
+
+    /** The id of a task */
+    @Input()
+    taskId: string;
+
+    /** Toggles inclusion of Process Instances */
+    @Input()
+    includeProcessInstance: boolean;
+
+    /** Starting point of the list within the full set of tasks. */
+    @Input()
+    start: number;
+
+    /** Emitted when a task in the list is clicked */
+    @Output()
+    rowClick: EventEmitter<string> = new EventEmitter<string>();
+
+    /** Emitted when rows are selected/unselected */
+    @Output()
+    rowsSelected: EventEmitter<any[]> = new EventEmitter<any[]>();
+
+    /** Emitted when the task list is loaded */
+    @Output()
+    success: EventEmitter<any> = new EventEmitter<any>();
+
+    /** Emitted when an error occurs. */
+    @Output()
+    error: EventEmitter<any> = new EventEmitter<any>();
+
+    currentInstanceId: string;
+    selectedInstances: any[];
+    pagination: BehaviorSubject<PaginationModel>;
+
+    /** The page number of the tasks to fetch. */
+    @Input()
+    page: number = 0;
+
+    /** The number of tasks to fetch. Default value: 25. */
+    @Input()
+    size: number = PaginationComponent.DEFAULT_PAGINATION.maxItems;
+
+    /** Filter the tasks. Display only tasks with `created_date` after `dueAfter`. */
+    @Input()
+    dueAfter: string;
+
+    /** Filter the tasks. Display only tasks with `created_date` before `dueBefore`. */
+    @Input()
+    dueBefore: string;
+
+    rows: any[] = [];
+    isLoading: boolean = true;
+    sorting: any[] = ['created', 'desc'];
+
+    /**
+     * Toggles custom data source mode.
+     * When enabled the component reloads data from it's current source instead of the server side.
+     * This allows generating and displaying custom data sets (i.e. filtered out content).
+     *
+     * @memberOf TaskListComponent
+     */
+    hasCustomDataSource: boolean = false;
+
+    private onDestroy$ = new Subject<boolean>();
+
+    constructor(private taskListService: TaskListService,
+                appConfigService: AppConfigService,
+                private userPreferences: UserPreferencesService) {
+        super(appConfigService, TaskListComponent.PRESET_KEY, taskPresetsDefaultModel);
+
+        this.pagination = new BehaviorSubject<PaginationModel>(<PaginationModel> {
+            maxItems: this.size,
+            skipCount: 0,
+            totalItems: 0
+        });
+    }
+
+    ngAfterContentInit() {
+        this.createDatatableSchema();
+        if (this.data && this.data.getColumns().length === 0) {
+            this.data.setColumns(this.columns);
+        }
+
+        if (this.appId) {
+            this.reload();
+        }
+    }
+
+    ngOnInit() {
+        this.userPreferences
+            .select(UserPreferenceValues.PaginationSize)
+            .pipe(takeUntil(this.onDestroy$))
+            .subscribe(pageSize => this.size = pageSize);
+    }
+
+    ngOnDestroy() {
+        this.onDestroy$.next(true);
+        this.onDestroy$.complete();
+    }
+
+    setCustomDataSource(rows: any[]): void {
+        if (rows) {
+            this.rows = rows;
+            this.hasCustomDataSource = true;
+        }
+    }
+
+    ngOnChanges(changes: SimpleChanges) {
+        if (this.isPropertyChanged(changes)) {
+            if (this.isSortChanged(changes)) {
+                this.sorting = this.sort ? this.sort.split('-') : this.sorting;
+            }
+            this.reload();
+        }
+    }
+
+    private isSortChanged(changes: SimpleChanges): boolean {
+        const actualSort = changes['sort'];
+        return actualSort && actualSort.currentValue && actualSort.currentValue !== actualSort.previousValue;
+    }
+
+    private isPropertyChanged(changes: SimpleChanges): boolean {
+        let changed: boolean = true;
+
+        const landingTaskId = changes['landingTaskId'];
+        const page = changes['page'];
+        const size = changes['size'];
+        if (landingTaskId && landingTaskId.currentValue && this.isEqualToCurrentId(landingTaskId.currentValue)) {
+            changed = false;
+        } else if (page && page.currentValue !== page.previousValue) {
+            changed = true;
+        } else if (size && size.currentValue !== size.previousValue) {
+            changed = true;
+        }
+
+        return changed;
+    }
+
+    reload(): void {
+        if (!this.hasCustomDataSource) {
+            this.requestNode = this.createRequestNode();
+            this.load();
+        } else {
+            this.isLoading = false;
+        }
+    }
+
+    private load() {
+        this.isLoading = true;
+        this.loadTasksByState().subscribe(
+            (tasks) => {
+                this.rows = this.optimizeTaskDetails(tasks.data);
+                this.selectTask(this.landingTaskId);
+                this.success.emit(tasks);
+                this.isLoading = false;
+                this.pagination.next({
+                    count: tasks.data.length,
+                    maxItems: this.size,
+                    skipCount: this.page * this.size,
+                    totalItems: tasks.total
+                });
+            }, (error) => {
+                this.error.emit(error);
+                this.isLoading = false;
+            });
+    }
+
+    private loadTasksByState(): Observable<TaskListModel> {
+        return this.requestNode.state === 'all'
+            ? this.taskListService.findAllTasksWithoutState(this.requestNode)
+            : this.taskListService.findTasksByState(this.requestNode);
+    }
+
+    /**
+     * Select the task given in input if present
+     */
+    selectTask(taskIdSelected: string): void {
+        if (!this.isListEmpty()) {
+            let dataRow = null;
+            if (taskIdSelected) {
+                dataRow = this.rows.find((currentRow: any) => {
+                    return currentRow['id'] === taskIdSelected;
+                });
+            }
+            if (!dataRow && this.selectFirstRow) {
+                dataRow = this.rows[0];
+            }
+            if (dataRow) {
+                dataRow.isSelected = true;
+                this.currentInstanceId = dataRow['id'];
+            }
+        } else {
+            this.currentInstanceId = null;
+        }
+    }
+
+    /**
+     * Return the current id
+     */
+    getCurrentId(): string {
+        return this.currentInstanceId;
+    }
+
+    /**
+     * Check if the taskId is the same of the selected task
+     * @param taskId
+     */
+    isEqualToCurrentId(taskId: string): boolean {
+        return this.currentInstanceId === taskId;
+    }
+
+    /**
+     * Check if the list is empty
+     */
+    isListEmpty(): boolean {
+        return !this.rows || this.rows.length === 0;
+    }
+
+    onRowClick(item: DataRowEvent) {
+        this.currentInstanceId = item.value.getValue('id');
+        this.rowClick.emit(this.currentInstanceId);
+    }
+
+    onRowSelect(event: CustomEvent) {
+        this.selectedInstances = [...event.detail.selection];
+        this.rowsSelected.emit(this.selectedInstances);
+    }
+
+    onRowUnselect(event: CustomEvent) {
+        this.selectedInstances = [...event.detail.selection];
+        this.rowsSelected.emit(this.selectedInstances);
+    }
+
+    onRowKeyUp(event: CustomEvent) {
+        if (event.detail.keyboardEvent.key === 'Enter') {
+            event.preventDefault();
+            this.currentInstanceId = event.detail.row.getValue('id');
+            this.rowClick.emit(this.currentInstanceId);
+        }
+    }
+
+    /**
+     * Optimize name field
+     * @param instances
+     */
+    private optimizeTaskDetails(instances: any[]): any[] {
+        instances = instances.map((task) => {
+            if (!task.name) {
+                task.name = 'No name';
+            }
+            return task;
+        });
+        return instances;
+    }
+
+    private createRequestNode() {
+
+        const requestNode = {
+            appDefinitionId: this.appId,
+            dueAfter: this.dueAfter ? moment(this.dueAfter).toDate() : null,
+            dueBefore: this.dueBefore ? moment(this.dueBefore).toDate() : null,
+            processInstanceId: this.processInstanceId,
+            processDefinitionId: this.processDefinitionId,
+            text: this.name,
+            assignment: this.assignment,
+            state: this.state,
+            sort: this.sort,
+            page: this.page,
+            size: this.size,
+            start: this.start,
+            taskId: this.taskId,
+            includeProcessInstance: this.includeProcessInstance
+        };
+        return new TaskQueryRequestRepresentationModel(requestNode);
+    }
+
+    updatePagination(params: PaginationModel) {
+        const needsReload = params.maxItems || params.skipCount;
+        this.size = params.maxItems;
+        this.page = this.currentPage(params.skipCount, params.maxItems);
+        if (needsReload) {
+            this.reload();
+        }
+    }
+
+    currentPage(skipCount: number, maxItems: number): number {
+        return (skipCount && maxItems) ? Math.floor(skipCount / maxItems) : 0;
+    }
+}