Minor visual changes

src/app/active-list-tasks/task-display/task-display.component.html

@@ -16,15 +16,13 @@
                 <label for="description">
                     Description
                 </label>
-                <textarea id="description"></textarea>
+                <textarea id="description" [formControl]="descriptionControl"></textarea>
             </div>
             <div class="actions">
                 <div class="row">
-                    <button class="icon raised" matRipple matTooltip="Définir une alerte dans X minutes">
+                    <button class="raised" matRipple matTooltip="Définir une alerte dans X minutes">
                         <mat-icon>update</mat-icon>
-                    </button>
+                        Rappel
-                    <button class="icon raised alert" matRipple>
-                        <mat-icon>delete</mat-icon>
                     </button>
                 </div>
                 <div class="row">

src/app/active-list-tasks/task-display/task-display.component.scss

@@ -104,9 +104,18 @@
                     flex-wrap: wrap;
                     justify-content: space-around;
                     align-items: flex-start;
-                    padding: 1rem;
+                    padding: .5rem 1rem;
+
+                    button {
+                        display: flex;
+                        flex-grow: 1;
+                    }
                 }
             }
         }
     }
 }
+
+input, textarea, mat-icon, check-box {
+    color: #fff;
+}

src/app/active-list-tasks/task-display/task-display.component.ts

@@ -1,5 +1,7 @@
-import { AfterViewInit, Component, ElementRef, EventEmitter, Input, OnInit, Output, ViewChild } from '@angular/core';
+import { AfterViewInit, Component, ElementRef, EventEmitter, Input, OnDestroy, OnInit, Output, ViewChild } from '@angular/core';
 import { FormControl } from '@angular/forms';
+import { Subscription } from 'rxjs';
+import { debounceTime, distinctUntilChanged } from 'rxjs/operators';
 import { Task } from 'src/app/core/entity/task';
 import { TaskListService } from 'src/app/core/service/task-list.service';
 
@@ -9,11 +11,14 @@ import { TaskListService } from 'src/app/core/service/task-list.service';
   templateUrl: './task-display.component.html',
   styleUrls: ['./task-display.component.scss']
 })
-export class TaskDisplayComponent implements AfterViewInit {
+export class TaskDisplayComponent implements AfterViewInit, OnDestroy {
   @Input() task?: Task;
-  titleControl = new FormControl(this.task?.title);
-  isExpanded = false;
   @ViewChild('titleInput', {static: true}) titleInput?: ElementRef<HTMLInputElement>;
+  @ViewChild('descriptionInput', {static: true}) descriptionInput?: ElementRef<HTMLTextAreaElement>;
+  titleControl = new FormControl();
+  descriptionControl = new FormControl();
+  isExpanded = false;
+  private _subscriptions: Subscription[] = [];
 
   constructor(
     private _taskListService: TaskListService
@@ -21,6 +26,37 @@ export class TaskDisplayComponent implements AfterViewInit {
 
   ngAfterViewInit(): void {
     this.titleControl.setValue(this?.task?.title);
+    this.descriptionControl.setValue(this?.task?.description);
+
+    const titleControlSubscription = this.titleControl.valueChanges
+        .pipe(
+          distinctUntilChanged(),
+          debounceTime(500)
+        )
+        .subscribe(newTitle => {
+          if (this.task) {
+            this.task.title = newTitle;
+            this._taskListService.updateTask(this.task);
+          }
+        });
+    this._subscriptions.push(titleControlSubscription);
+
+    const descriptionControlSubscription = this.descriptionControl.valueChanges
+    .pipe(
+      distinctUntilChanged(),
+      debounceTime(500)
+    )
+    .subscribe(description => {
+      if (this.task) {
+        this.task.description = description;
+        this._taskListService.updateTask(this.task);
+      }
+    });
+    this._subscriptions.push(descriptionControlSubscription);
+  }
+
+  ngOnDestroy(): void {
+    this._subscriptions.forEach(subscription => subscription.unsubscribe());
   }
 
   expand(): void {

src/app/core/service/task-list.service.ts

@@ -19,7 +19,7 @@ export class TaskListService {
     private _storePersistenceService: StorePersistenceService
     ) {
       this.store$.subscribe(store => {
-      this._storePersistenceService.save(store);
+        this.saveStore(store, true);
       });
     }
     
@@ -32,6 +32,15 @@ export class TaskListService {
       return this._storePersistenceService.load();
     }
 
+    private saveStore(store: Store, silent: boolean = false): void {
+      if (silent) {
+        this._storePersistenceService.save(store);
+      } else {
+        // We send the store into the subject because there is an observable on in, that saves the store at every single value.
+        this._store.next(store);
+      }
+    }
+    
     addTask(taskTitle: string): void {
       const store = this.store;
       const activeTaskList = store.taskLists.find(taskList => taskList.id === store.activeTaskListId);
@@ -52,7 +61,27 @@ export class TaskListService {
       
       
       activeTaskList?.tasks.push(newTask);
-    this._store.next(store);
+      this.saveStore(store);
+    }
+    
+    updateTask(taskToUpdate: Task) {
+      const store = this.store;
+      const activeTaskList = store.taskLists.find(taskList => taskList.id === store.activeTaskListId);
+      if (!activeTaskList) {
+        throw new Error("No active tasklist");
+      }
+
+      const task = activeTaskList?.tasks.find(task => task.id === taskToUpdate.id);
+      if (!task) {
+        throw new Error('Unknown task to update');
+      }
+
+      task.title = taskToUpdate.title;
+      task.description = taskToUpdate.description;
+
+      // If the store is saved loudly, all views will be refreshed and the user will lose the focus of its input,
+      // so we save the store silently here.
+      this.saveStore(store, true);
     }
   
     delete(taskToDelete: Task) {
@@ -68,7 +97,7 @@ export class TaskListService {
     }
 
     activeTaskList?.tasks.splice(taskIndex, 1);
-    this._store.next(store);
+    this.saveStore(store);
   }
 
   createTaskList(taskListName: string): void {
@@ -80,7 +109,7 @@ export class TaskListService {
 
     const store = this.store;
     store.taskLists.push(newTaskList);
-    this._store.next(store);
+    this.saveStore(store);
   }
 
   getAll(): TaskList[] {
@@ -90,14 +119,14 @@ export class TaskListService {
   setActive(taskList: TaskList): void {
     const store = this.store;
     store.activeTaskListId = taskList.id;
-    this._store.next(store);
+    this.saveStore(store);
     this._router.navigate(['/task-lists/active']);
   }
 
   removeActiveTaskList(): void {
     const store = this.store;
     delete store.activeTaskListId;
-    this._store.next(store);
+    this.saveStore(store);
     this._router.navigate(['/']);
   }
 
@@ -118,10 +147,10 @@ export class TaskListService {
           store.selectionMode = false;
         }
 
-        this._store.next(store);
+        this.saveStore(store);
     } else {
       store.selectedTaskLists.push(taskList);
-      this._store.next(store);
+      this.saveStore(store);
     }
   }
 
@@ -137,13 +166,13 @@ export class TaskListService {
   enableSelectionMode(): void {
     const store = this.store;
     store.selectionMode = true;
-    this._store.next(store);
+    this.saveStore(store);
   }
 
   disableSelectionMode(): void {
     const store = this.store;
     store.selectionMode = false;
     store.selectedTaskLists = [];
-    this._store.next(store);
+    this.saveStore(store);
   }
 }

src/styles.scss

@@ -36,6 +36,7 @@ button {
   justify-content: center;
   align-items: center;
   padding: .5rem;
+  color: #fff;
 
   transition: background-color .2s ease-out,
               border-color .2s ease-out;
@@ -61,5 +62,10 @@ button {
   &.alert {
     background: #F93154;
     color: #fff;
+
+    :hover {
+      background-color: #f83e5d;
+      border-color: #b91b35;
+    }
   }
 }