272 lines
7.0 KiB
TypeScript
272 lines
7.0 KiB
TypeScript
/**
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* Importing necessary components and interfaces.
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*/
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import { Component, OnInit, Input } from '@angular/core';
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import { NgbActiveModal } from '@ng-bootstrap/ng-bootstrap';
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import {
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BackendService,
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ScrumTask,
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Priority,
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ScrumStatus,
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ScrumCategory,
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ScrumUser,
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ScrumProject,
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ScrumUserstory
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} from '../../../services/backend.service';
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import { Observable } from 'rxjs';
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import { HttpResponse } from '@angular/common/http';
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@Component({
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selector: 'app-task-form',
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templateUrl: './task-form.component.html',
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styleUrls: ['./task-form.component.css']
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})
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/**
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* Class implements the logic for a popup window form to create and modify tasks.
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*/
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export class TaskFormComponent implements OnInit {
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@Input() public task: ScrumTask;
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public editing: boolean;
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public creating: boolean;
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public userstoryId: string;
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public userstories: any[] = [];
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public allStatus: any[] = [];
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public status: ScrumStatus = { title: '', description: '' };
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public allUser: any[] = [];
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public user: ScrumUser = { name: '' };
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constructor(private backendService: BackendService, private activeModalService: NgbActiveModal) {
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this.getUserStories();
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this.getTaskStatus();
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this.getAllUsers();
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}
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/**
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* If no task exists a new on will be created.
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* In other cases the task exists and gets modifiable.
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*/
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ngOnInit(): void {
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if (this.task === null || this.task === undefined) {
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this.task = { title: '' };
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this.editing = false;
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this.creating = false;
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} else if (this.task.userstoryId) {
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this.editing = true;
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} else {
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this.creating = true;
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}
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document.getElementById('titleField').focus();
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this.getRelatedStory();
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}
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/**
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* A new created task will be saved in the backend (POST).
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* If a task already exists, modifying results an update (PUT) to the backend.
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*/
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onSubmit() {
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if (this.editing) {
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this.backendService.putTask(this.task).subscribe((response) => {
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if (response.status > 399) {
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alert('Fehler');
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}
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});
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} else {
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this.backendService.postTask(this.task).subscribe((response) => {
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if (response.status > 399) {
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alert('Fehler');
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} else {
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// Copy properties returned by the API
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Object.assign(this.task, response.body);
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}
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});
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}
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// Closes the popup window after submitting/canceling.
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this.activeModalService.close(this.task);
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}
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/**
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* Closes the popup form window (by clicking "close button").
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*/
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onClose() {
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this.activeModalService.dismiss(this.task);
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}
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/**
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* Getting the userstory which is related to a task.
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* The related story will be shown in popup window of a task.
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*/
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getRelatedStory() {
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if (!this.task.userstoryId) {
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return null;
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}
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this.backendService.getUserstory(this.task.userstoryId).subscribe((response) => {
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if (response.status > 399) {
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alert('Fehler');
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} else {
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this.userstoryId = response.body.title;
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}
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});
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}
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/**
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* Getting all userstories from backend to show in a dropdown in popup window.
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*/
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getUserStories() {
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this.backendService.getUserstories().subscribe((response) => {
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if (response.status > 399) {
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alert('Fehler');
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} else {
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this.userstories.push(...response.body);
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}
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});
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}
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/**
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* Getting all available status from backend to list it in status-dropdown in popup window.
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*/
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getTaskStatus() {
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this.backendService.getAllStatus().subscribe((response) => {
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if (response.status > 399) {
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alert('Fehler');
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} else {
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this.allStatus.push(...response.body);
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}
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});
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}
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/**
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* If desired a new arbitrary status (such as "Waiting") can be created, which will be stored in an array.
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* The new status is available to all tasks.
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* @param status Scrumstatus to store in the database
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*/
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createTaskStatus(status: ScrumStatus) {
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this.backendService.postStatus(status).subscribe((response) => {
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if (response.status > 399) {
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alert('Fehler');
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} else {
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this.allStatus.push(response.body);
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}
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});
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}
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/**
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* If desired a new arbitrary user (such as "Testuser") can be created, which will be stored in an array.
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* The new user is available to all tasks.
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* @param user ScrumUser to store in the database
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*/
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createUser(user: ScrumUser) {
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this.backendService.postUser(user).subscribe((response) => {
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if (response.status > 399) {
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alert('Fehler');
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} else {
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this.allUser.push(response.body);
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}
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});
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}
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/**
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* A custom status can even be deleted if not used anymore.
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* This will remove the status from status-array
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* @param id the id of the chosen status
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*/
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deleteStatus(id: number) {
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var status = this.allStatus.find((x) => x.id === id);
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this.backendService.deleteStatus(status).subscribe((response) => {
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if (response.status > 399) {
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alert('Fehler');
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} else {
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const index = this.allStatus.indexOf(status);
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if (index !== -1) {
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this.allStatus.splice(index, 1);
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}
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}
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this.task.statusId = null;
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});
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}
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/**
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* A custom user can even be deleted if not used anymore.
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* This will remove the user from user-array
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* @param id the id of the chosen user
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*/
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deleteUser(id: number) {
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var user = this.allUser.find((x) => x.id === id);
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this.backendService.deleteUser(user).subscribe((response) => {
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if (response.status > 399) {
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alert('Fehler');
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} else {
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const index = this.allUser.indexOf(user);
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if (index !== -1) {
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this.allUser.splice(index, 1);
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}
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}
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this.task.assignedToId = null;
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});
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}
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/**
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* Getting the value of the priority enum to be shown in a dropdown in popup window.
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*/
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getAllPriorities(): Priority[] {
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return Object.values(Priority);
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}
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/**
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* Shows the before choosen userstory in the userstory-field in the popup window
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* @param id reference to the userstory object
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*/
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getUserstoryTitleById(id: number): string {
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if (!id) {
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return null;
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}
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var story = this.userstories.find((x) => x.id === id);
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if (!story) {
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return null;
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}
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return story.title;
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}
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/**
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* Shows the before choosen status in the status-field in the popup window.
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* @param id reference to the status object
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*/
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getStatusTitleById(id: number): string {
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if (!id) {
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return null;
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}
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var status = this.allStatus.find((x) => x.id === id);
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if (!status) {
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return null;
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}
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return status.title;
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}
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/**
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* Getting all taskboard users from the backend to show in a dropdown in popup window.
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*/
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getAllUsers() {
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this.backendService.getUsers().subscribe((response) => {
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if (response.status > 399) {
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alert('Fehler');
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} else {
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this.allUser.push(...response.body);
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}
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});
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}
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/**
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* Shows the before assigned user in the author-field in the popup window.
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* @param id reference to the author object
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*/
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getAuthorNameById(id: number): string {
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if (!id) {
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return null;
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}
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var user = this.allUser.find((x) => x.id === id);
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if (user == null) {
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return null;
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}
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return user.name;
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}
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} |