Revert port

closes #62

Reviewed-on: #72

README.md

@@ -2,8 +2,15 @@
 An improved Allowance Planner app.
 
 ## Running backend
-In order to run the backend, go to the `backend directory and run:
+In order to run the backend, go to the `backend` directory and run:
 
 ```bash
 $ go run .
 ```
+
+## Running frontend
+In order to run the frontend, go to the `allowance-planner-v2` directory in the `frontend` directory and run:
+
+```bash
+$ ionic serve
+```

backend/.gitignore

@@ -1,2 +1,3 @@
 *.db3
 *.db3-*
+/allowance_planner

backend/api_test.go

@@ -549,12 +549,12 @@ func TestCompleteTask(t *testing.T) {
 	// Create two allowance goals
 	e.POST("/user/1/allowance").WithJSON(CreateAllowanceRequest{
 		Name:   "Test Allowance 1",
-		Target: 1000,
+		Target: 100,
 		Weight: 50,
 	}).Expect().Status(201)
 	e.POST("/user/1/allowance").WithJSON(CreateAllowanceRequest{
 		Name:   "Test Allowance 1",
-		Target: 1000,
+		Target: 10,
 		Weight: 25,
 	}).Expect().Status(201)
 
@@ -568,11 +568,11 @@ func TestCompleteTask(t *testing.T) {
 	allowances := e.GET("/user/1/allowance").Expect().Status(200).JSON().Array()
 	allowances.Length().IsEqual(3)
 	allowances.Value(0).Object().Value("id").Number().IsEqual(0)
-	allowances.Value(0).Object().Value("progress").Number().IsEqual(26)
+	allowances.Value(0).Object().Value("progress").Number().IsEqual(31)
 	allowances.Value(1).Object().Value("id").Number().IsEqual(1)
-	allowances.Value(1).Object().Value("progress").Number().IsEqual(50)
+	allowances.Value(1).Object().Value("progress").Number().IsEqual(60)
 	allowances.Value(2).Object().Value("id").Number().IsEqual(2)
-	allowances.Value(2).Object().Value("progress").Number().IsEqual(25)
+	allowances.Value(2).Object().Value("progress").Number().IsEqual(10)
 
 	// And also for user 2
 	allowances = e.GET("/user/2/allowance").Expect().Status(200).JSON().Array()

backend/db.go

@@ -416,16 +416,20 @@ func (db *Db) CompleteTask(taskId int) error {
 
 		if sumOfWeights > 0 {
 			// Distribute the reward to the allowances
-			for allowanceRow := range tx.Query("select id, weight from allowances where user_id = ? and weight > 0").Bind(userId).Range(&err) {
-				var allowanceId int
+			for allowanceRow := range tx.Query("select id, weight, target, balance from allowances where user_id = ? and weight > 0 order by (target - balance) asc").Bind(userId).Range(&err) {
+				var allowanceId, allowanceTarget, allowanceBalance int
 				var allowanceWeight float64
-				err = allowanceRow.Scan(&allowanceId, &allowanceWeight)
+				err = allowanceRow.Scan(&allowanceId, &allowanceWeight, &allowanceTarget, &allowanceBalance)
 				if err != nil {
 					return err
 				}
 
 				// Calculate the amount to add to the allowance
 				amount := int((allowanceWeight / sumOfWeights) * float64(remainingReward))
+				if allowanceBalance+amount > allowanceTarget {
+					// If the amount reaches past the target, set it to the target
+					amount = allowanceTarget - allowanceBalance
+				}
 				sumOfWeights -= allowanceWeight
 				err = tx.Query("update allowances set balance = balance + ? where id = ? and user_id = ?").
 					Bind(amount, allowanceId, userId).Exec()

backend/go.sum

@@ -1,7 +1,3 @@
-gitea.seeseepuff.be/seeseemelk/mysqlite v0.12.0 h1:kl0VFgvm52UKxJhZpf1hvucxZdOoXY50g/VmzsWH+/8=
-gitea.seeseepuff.be/seeseemelk/mysqlite v0.12.0/go.mod h1:cgswydOxJjMlNwfcBIXnKjr47LwXnMT9BInkiHb0tXE=
-gitea.seeseepuff.be/seeseemelk/mysqlite v0.13.0 h1:nqSXu5i5fHB1rrx/kfi8Phn/J6eFa2yh02FiGc9U1yg=
-gitea.seeseepuff.be/seeseemelk/mysqlite v0.13.0/go.mod h1:cgswydOxJjMlNwfcBIXnKjr47LwXnMT9BInkiHb0tXE=
 gitea.seeseepuff.be/seeseemelk/mysqlite v0.14.0 h1:aRItVfUj48fBmuec7rm/jY9KCfvHW2VzJfItVk4t8sw=
 gitea.seeseepuff.be/seeseemelk/mysqlite v0.14.0/go.mod h1:cgswydOxJjMlNwfcBIXnKjr47LwXnMT9BInkiHb0tXE=
 github.com/TylerBrock/colorjson v0.0.0-20200706003622-8a50f05110d2 h1:ZBbLwSJqkHBuFDA6DUhhse0IGJ7T5bemHyNILUjvOq4=
@@ -218,14 +214,10 @@ modernc.org/fileutil v1.3.1 h1:8vq5fe7jdtEvoCf3Zf9Nm0Q05sH6kGx0Op2CPx1wTC8=
 modernc.org/fileutil v1.3.1/go.mod h1:HxmghZSZVAz/LXcMNwZPA/DRrQZEVP9VX0V4LQGQFOc=
 modernc.org/gc/v2 v2.6.5 h1:nyqdV8q46KvTpZlsw66kWqwXRHdjIlJOhG6kxiV/9xI=
 modernc.org/gc/v2 v2.6.5/go.mod h1:YgIahr1ypgfe7chRuJi2gD7DBQiKSLMPgBQe9oIiito=
-modernc.org/libc v1.65.6 h1:OhJUhmuJ6MVZdqL5qmnd0/my46DKGFhSX4WOR7ijfyE=
-modernc.org/libc v1.65.6/go.mod h1:MOiGAM9lrMBT9L8xT1nO41qYl5eg9gCp9/kWhz5L7WA=
 modernc.org/libc v1.65.7 h1:Ia9Z4yzZtWNtUIuiPuQ7Qf7kxYrxP1/jeHZzG8bFu00=
 modernc.org/libc v1.65.7/go.mod h1:011EQibzzio/VX3ygj1qGFt5kMjP0lHb0qCW5/D/pQU=
 modernc.org/mathutil v1.7.1 h1:GCZVGXdaN8gTqB1Mf/usp1Y/hSqgI2vAGGP4jZMCxOU=
 modernc.org/mathutil v1.7.1/go.mod h1:4p5IwJITfppl0G4sUEDtCr4DthTaT47/N3aT6MhfgJg=
-modernc.org/memory v1.10.0 h1:fzumd51yQ1DxcOxSO+S6X7+QTuVU+n8/Aj7swYjFfC4=
-modernc.org/memory v1.10.0/go.mod h1:/JP4VbVC+K5sU2wZi9bHoq2MAkCnrt2r98UGeSK7Mjw=
 modernc.org/memory v1.11.0 h1:o4QC8aMQzmcwCK3t3Ux/ZHmwFPzE6hf2Y5LbkRs+hbI=
 modernc.org/memory v1.11.0/go.mod h1:/JP4VbVC+K5sU2wZi9bHoq2MAkCnrt2r98UGeSK7Mjw=
 modernc.org/opt v0.1.4 h1:2kNGMRiUjrp4LcaPuLY2PzUfqM/w9N23quVwhKt5Qm8=

backend/main.go

@@ -587,9 +587,14 @@ func start(ctx context.Context, config *ServerConfig) {
 	defer db.db.MustClose()
 
 	router := gin.Default()
-	router.Use(cors.New(cors.Config{
-		AllowOrigins: []string{"*"},
-	}))
+
+	corsConfig := cors.DefaultConfig()
+	corsConfig.AllowAllOrigins = true
+	router.Use(cors.New(corsConfig))
+
+	// Web endpoints
+	loadWebEndpoints(router)
+	// API endpoints
 	router.GET("/api/users", getUsers)
 	router.GET("/api/user/:userId", getUser)
 	router.POST("/api/user/:userId/history", postHistory)

backend/web.go

@@ -0,0 +1,228 @@
+package main
+
+import (
+	"errors"
+	"github.com/gin-gonic/gin"
+	"net/http"
+	"strconv"
+)
+
+type ViewModel struct {
+	Users       []User
+	CurrentUser int
+	Allowances  []Allowance
+	Tasks       []Task
+	History     []History
+	Error       string
+}
+
+func loadWebEndpoints(router *gin.Engine) {
+	router.LoadHTMLFiles("web.gohtml")
+	router.GET("/", renderIndex)
+	router.GET("/login", renderLogin)
+	router.POST("/createTask", renderCreateTask)
+	router.GET("/completeTask", renderCompleteTask)
+	router.POST("/createAllowance", renderCreateAllowance)
+	router.GET("/completeAllowance", renderCompleteAllowance)
+}
+
+func renderLogin(c *gin.Context) {
+	if c.Query("user") != "" {
+		c.SetCookie("user", c.Query("user"), 3600, "/", "localhost", false, true)
+	}
+	c.Redirect(http.StatusFound, "/")
+}
+
+func renderIndex(c *gin.Context) {
+	currentUser := getCurrentUser(c)
+	if currentUser == nil {
+		return
+	}
+	renderWithUser(c, *currentUser)
+}
+
+func renderCreateTask(c *gin.Context) {
+	currentUser := getCurrentUser(c)
+	if currentUser == nil {
+		return
+	}
+
+	name := c.PostForm("name")
+	rewardStr := c.PostForm("reward")
+	reward, err := strconv.Atoi(rewardStr)
+	if err != nil {
+		renderError(c, http.StatusBadRequest, err)
+		return
+	}
+	if name == "" || reward <= 0 {
+		renderError(c, http.StatusBadRequest, err)
+		return
+	}
+
+	_, err = db.CreateTask(&CreateTaskRequest{
+		Name:   name,
+		Reward: reward,
+	})
+	if err != nil {
+		renderError(c, http.StatusInternalServerError, err)
+		return
+	}
+
+	c.Redirect(http.StatusFound, "/")
+}
+
+func renderCompleteTask(c *gin.Context) {
+	taskIDStr := c.Query("task")
+	taskID, err := strconv.Atoi(taskIDStr)
+	if err != nil {
+		renderError(c, http.StatusBadRequest, err)
+		return
+	}
+
+	err = db.CompleteTask(taskID)
+	if err != nil {
+		renderError(c, http.StatusInternalServerError, err)
+		return
+	}
+
+	c.Redirect(http.StatusFound, "/")
+}
+
+func renderCreateAllowance(c *gin.Context) {
+	currentUser := getCurrentUser(c)
+	if currentUser == nil {
+		return
+	}
+
+	name := c.PostForm("name")
+	targetStr := c.PostForm("target")
+	target, err := strconv.Atoi(targetStr)
+	if err != nil {
+		renderError(c, http.StatusBadRequest, err)
+		return
+	}
+	weightStr := c.PostForm("weight")
+	weight, err := strconv.ParseFloat(weightStr, 64)
+	if err != nil {
+		renderError(c, http.StatusBadRequest, err)
+		return
+	}
+	if name == "" || target <= 0 || weight <= 0 {
+		renderError(c, http.StatusBadRequest, err)
+		return
+	}
+
+	_, err = db.CreateAllowance(*currentUser, &CreateAllowanceRequest{
+		Name:   name,
+		Target: target,
+		Weight: weight,
+	})
+	if err != nil {
+		renderError(c, http.StatusInternalServerError, err)
+		return
+	}
+
+	c.Redirect(http.StatusFound, "/")
+}
+
+func renderCompleteAllowance(c *gin.Context) {
+	currentUser := getCurrentUser(c)
+	if currentUser == nil {
+		return
+	}
+
+	allowanceIDStr := c.Query("allowance")
+	allowanceID, err := strconv.Atoi(allowanceIDStr)
+	if err != nil {
+		renderError(c, http.StatusBadRequest, err)
+		return
+	}
+
+	err = db.CompleteAllowance(*currentUser, allowanceID)
+	if err != nil {
+		renderError(c, http.StatusInternalServerError, err)
+		return
+	}
+
+	c.Redirect(http.StatusFound, "/")
+}
+
+func getCurrentUser(c *gin.Context) *int {
+	currentUserStr, err := c.Cookie("user")
+	if errors.Is(err, http.ErrNoCookie) {
+		renderNoUser(c)
+		return nil
+	}
+	if err != nil {
+		unsetUserCookie(c)
+		return nil
+	}
+	currentUser, err := strconv.Atoi(currentUserStr)
+	if err != nil {
+		unsetUserCookie(c)
+		return nil
+	}
+	userExists, err := db.UserExists(currentUser)
+	if !userExists || err != nil {
+		unsetUserCookie(c)
+		return nil
+	}
+	return &currentUser
+}
+
+func unsetUserCookie(c *gin.Context) {
+	c.SetCookie("user", "", -1, "/", "localhost", false, true)
+	c.Redirect(http.StatusFound, "/")
+}
+
+func renderNoUser(c *gin.Context) {
+	users, err := db.GetUsers()
+	if err != nil {
+		renderError(c, http.StatusInternalServerError, err)
+		return
+	}
+
+	c.HTML(http.StatusOK, "web.gohtml", ViewModel{
+		Users: users,
+	})
+}
+
+func renderWithUser(c *gin.Context, currentUser int) {
+	users, err := db.GetUsers()
+	if err != nil {
+		renderError(c, http.StatusInternalServerError, err)
+		return
+	}
+
+	allowances, err := db.GetUserAllowances(currentUser)
+	if err != nil {
+		renderError(c, http.StatusInternalServerError, err)
+		return
+	}
+
+	tasks, err := db.GetTasks()
+	if err != nil {
+		renderError(c, http.StatusInternalServerError, err)
+		return
+	}
+
+	history, err := db.GetHistory(currentUser)
+	if err != nil {
+		renderError(c, http.StatusInternalServerError, err)
+		return
+	}
+
+	c.HTML(http.StatusOK, "web.gohtml", ViewModel{
+		Users:       users,
+		CurrentUser: currentUser,
+		Allowances:  allowances,
+		Tasks:       tasks,
+		History:     history,
+	})
+}
+
+func renderError(c *gin.Context, statusCode int, err error) {
+	c.HTML(statusCode, "web.gohtml", ViewModel{
+		Error: err.Error(),
+	})
+}

backend/web.gohtml

@@ -0,0 +1,132 @@
+{{- /*gotype: allowance_planner.ViewModel*/}}
+<html lang="en">
+<head>
+	<title>Allowance Planner 2000</title>
+	<style>
+		tr:hover {
+			background-color: #f0f0f0;
+		}
+	</style>
+</head>
+<body>
+<h1>Allowance Planner 2000</h1>
+
+{{if ne .Error ""}}
+	<h2>Error</h2>
+	<p>{{.Error}}</p>
+{{else}}
+	<h2>Users</h2>
+	{{range .Users}}
+		{{if eq $.CurrentUser .ID}}
+			<strong>{{.Name}}</strong>
+		{{else}}
+			<a href="/login?user={{.ID}}">{{.Name}}</a>
+		{{end}}
+	{{end}}
+
+	{{if ne .CurrentUser 0}}
+		<h2>Allowances</h2>
+		<form action="/createAllowance" method="post">
+			<table border="1">
+				<thead>
+				<tr>
+					<th>Name</th>
+					<th>Progress</th>
+					<th>Target</th>
+					<th>Weight</th>
+					<th>Actions</th>
+				</tr>
+				</thead>
+				<tbody>
+					<tr>
+						<td><label><input type="text" name="name" placeholder="Name"></label></td>
+						<td></td>
+						<td><label><input type="number" name="target" placeholder="Target"></label></td>
+						<td><label><input type="number" name="weight" placeholder="Weight"></label></td>
+						<td><button>Create</button></td>
+					</tr>
+				{{range .Allowances}}
+					{{if eq .ID 0}}
+						<tr>
+							<td>Total</td>
+							<td>{{.Progress}}</td>
+							<td></td>
+							<td>{{.Weight}}</td>
+						</tr>
+					{{else}}
+						<tr>
+							<td>{{.Name}}</td>
+							<td><progress max="{{.Target}}" value="{{.Progress}}"></progress> ({{.Progress}})</td>
+							<td>{{.Target}}</td>
+							<td>{{.Weight}}</td>
+                            {{if ge .Progress .Target}}
+								<td>
+									<a href="/completeAllowance?allowance={{.ID}}">Mark as completed</a>
+								</td>
+                            {{end}}
+						</tr>
+					{{end}}
+				{{end}}
+				</tbody>
+			</table>
+		</form>
+
+		<h2>Tasks</h2>
+		<form method="post" action="/createTask">
+			<table border="1">
+				<thead>
+				<tr>
+					<th>Name</th>
+					<th>Assigned</th>
+					<th>Reward</th>
+					<th>Actions</th>
+				</tr>
+				</thead>
+				<tbody>
+				{{range .Tasks}}
+					<tr>
+						<td>{{.Name}}</td>
+						<td>
+							{{if eq .Assigned nil}}
+								None
+							{{else}}
+								{{.Assigned}}
+							{{end}}
+						</td>
+						<td>{{.Reward}}</td>
+						<td>
+							<a href="/completeTask?task={{.ID}}">Mark as completed</a>
+						</td>
+					</tr>
+				{{end}}
+						<tr>
+							<td><label><input type="text" name="name" placeholder="Name"></label></td>
+							<td></td>
+							<td><label><input type="number" name="reward" placeholder="Reward"></label></td>
+							<td><button>Create</button></td>
+						</tr>
+				</tbody>
+			</table>
+		</form>
+
+		<h2>History</h2>
+		<table border="1">
+			<thead>
+			<tr>
+				<th>Timestamp</th>
+				<th>Allowance</th>
+			</tr>
+			</thead>
+			<tbody>
+			{{range .History}}
+				<tr>
+					<td>{{.Timestamp}}</td>
+					<td>{{.Allowance}}</td>
+				</tr>
+			{{end}}
+			</tbody>
+		</table>
+	{{end}}
+{{end}}
+</body>
+</html>

frontend/allowance-planner-v2/src/app/app-routing.module.ts

@@ -11,6 +11,7 @@ const routes: Routes = [
     path: '',
     loadChildren: () => import('./pages/tabs/tabs.module').then(m => m.TabsPageModule)
   },
+
 ];
 @NgModule({
   imports: [

frontend/allowance-planner-v2/src/app/app.module.ts

@@ -3,11 +3,12 @@ import { BrowserModule } from '@angular/platform-browser';
 import { RouteReuseStrategy } from '@angular/router';
 
 import { IonicModule, IonicRouteStrategy } from '@ionic/angular';
-import { Drivers, Storage } from '@ionic/storage';
+import { Drivers } from '@ionic/storage';
 import { IonicStorageModule } from '@ionic/storage-angular';
 
 import { AppRoutingModule } from './app-routing.module';
 import { AppComponent } from './app.component';
+import { ReactiveFormsModule } from '@angular/forms';
 
 @NgModule({
   declarations: [AppComponent],
@@ -15,6 +16,7 @@ import { AppComponent } from './app.component';
     BrowserModule,
     IonicModule.forRoot(),
     AppRoutingModule,
+    ReactiveFormsModule,
     IonicStorageModule.forRoot({
       name: '__mydb',
       driverOrder: [Drivers.IndexedDB, Drivers.LocalStorage]

frontend/allowance-planner-v2/src/app/models/task.ts

@@ -2,5 +2,5 @@ export interface Task {
     id: number;
     name: string;
     reward: number;
-    assigned: number;
+    assigned: number | null;
 }

frontend/allowance-planner-v2/src/app/pages/edit-task/edit-task-routing.module.ts

@@ -0,0 +1,17 @@
+import { NgModule } from '@angular/core';
+import { Routes, RouterModule } from '@angular/router';
+
+import { EditTaskPage } from './edit-task.page';
+
+const routes: Routes = [
+  {
+    path: '',
+    component: EditTaskPage,
+  }
+];
+
+@NgModule({
+  imports: [RouterModule.forChild(routes)],
+  exports: [RouterModule],
+})
+export class EditTaskPageRoutingModule {}

frontend/allowance-planner-v2/src/app/pages/edit-task/edit-task.module.ts

@@ -0,0 +1,21 @@
+import { NgModule } from '@angular/core';
+import { CommonModule } from '@angular/common';
+import { FormsModule, ReactiveFormsModule } from '@angular/forms';
+
+import { IonicModule } from '@ionic/angular';
+
+import { EditTaskPageRoutingModule } from './edit-task-routing.module';
+
+import { EditTaskPage } from './edit-task.page';
+
+@NgModule({
+  imports: [
+    CommonModule,
+    FormsModule,
+    IonicModule,
+    EditTaskPageRoutingModule,
+    ReactiveFormsModule
+  ],
+  declarations: [EditTaskPage]
+})
+export class EditTaskPageModule {}

frontend/allowance-planner-v2/src/app/pages/edit-task/edit-task.page.html

@@ -0,0 +1,33 @@
+<ion-header [translucent]="true">
+  <ion-toolbar>
+    <div class="toolbar">
+      <ion-title *ngIf="isAddMode">Create Task</ion-title>
+      <ion-title *ngIf="!isAddMode">Edit Task</ion-title>
+      <button
+        *ngIf="!isAddMode"
+        class="remove-button"
+        (click)="deleteTask()"
+      >Delete task</button>
+    </div>
+  </ion-toolbar>
+</ion-header>
+
+<ion-content [fullscreen]="true">
+  <form [formGroup]="form">
+    <label>Task Name</label>
+    <input id="name" type="text" formControlName="name"/>
+
+    <label>Reward</label>
+    <input id="name" type="number" formControlName="reward"/>
+
+    <label>Assigned</label>
+    <select formControlName="assigned">
+      <option *ngFor="let user of users" [value]="user.id">{{ user.name }}</option>
+    </select>
+
+    <button type="button" [disabled]="!form.valid" (click)="submit()">
+      <span *ngIf="isAddMode">Add Task</span>
+      <span *ngIf="!isAddMode">Update Task</span>
+    </button>
+  </form>
+</ion-content>

frontend/allowance-planner-v2/src/app/pages/edit-task/edit-task.page.scss

@@ -0,0 +1,45 @@
+.toolbar {
+    display: flex;
+}
+
+.remove-button {
+    background-color: var(--ion-color-primary);
+    margin-right: 15px;
+    width: 85px;
+    margin-bottom: 0;
+}
+
+form {
+    display: flex;
+    flex-direction: column;
+    align-items: center;
+    height: 100%;
+}
+
+label {
+    color: var(--ion-color-primary);
+    margin-top: 25px;
+    margin-bottom: 10px;
+}
+
+input,
+select {
+    border: 1px solid var(--ion-color-primary);
+    border-radius: 5px;
+    width: 250px;
+}
+
+button {
+    background-color: var(--ion-color-primary);
+    border-radius: 5px;
+    color: white;
+    padding: 10px;
+    width: 250px;
+    margin-top: auto;
+    margin-bottom: 50px;
+}
+
+button:disabled,
+button[disabled]{
+    opacity: 0.5;
+}

frontend/allowance-planner-v2/src/app/pages/edit-task/edit-task.page.spec.ts

@@ -0,0 +1,17 @@
+import { ComponentFixture, TestBed } from '@angular/core/testing';
+import { EditTaskPage } from './edit-task.page';
+
+describe('EditTaskPage', () => {
+  let component: EditTaskPage;
+  let fixture: ComponentFixture<EditTaskPage>;
+
+  beforeEach(() => {
+    fixture = TestBed.createComponent(EditTaskPage);
+    component = fixture.componentInstance;
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+});

frontend/allowance-planner-v2/src/app/pages/edit-task/edit-task.page.ts

@@ -0,0 +1,80 @@
+import { Location } from '@angular/common';
+import { Component, OnInit } from '@angular/core';
+import { FormBuilder, FormGroup, Validators } from '@angular/forms';
+import { ActivatedRoute, Router } from '@angular/router';
+import { User } from 'src/app/models/user';
+import { TaskService } from 'src/app/services/task.service';
+import { UserService } from 'src/app/services/user.service';
+
+@Component({
+  selector: 'app-edit-task',
+  templateUrl: './edit-task.page.html',
+  styleUrls: ['./edit-task.page.scss'],
+  standalone: false,
+})
+export class EditTaskPage implements OnInit {
+  form: FormGroup;
+  id: number;
+  isAddMode: boolean;
+  users: Array<User> = [{id: 0, name: 'unassigned'}];
+
+  constructor(
+    private route: ActivatedRoute,
+    private formBuilder: FormBuilder,
+    private taskService: TaskService,
+    private userService: UserService,
+    private router: Router
+  ) {
+    this.id = this.route.snapshot.params['id'];
+    this.isAddMode = !this.id;
+
+    this.form = this.formBuilder.group({
+      name: ['', Validators.required],
+      reward: ['', [Validators.required, Validators.pattern("^[0-9]*$")]],
+      assigned: [0, Validators.required]
+    });
+  }
+
+  ngOnInit() {
+    this.userService.getUserList().subscribe(users => {
+      this.users.push(...users);
+    });
+
+    if (!this.isAddMode) {
+      this.taskService.getTaskById(this.id).subscribe(task => {
+        this.form.setValue({
+          name: task.name,
+          reward: task.reward,
+          assigned: task.assigned !== null ? task.assigned : 0
+        });
+      });
+    }
+  }
+
+  submit() {
+    const formValue = this.form.value;
+    let assigned: number | null = Number(formValue.assigned);
+    if (assigned === 0) {
+      assigned = null;
+    }
+
+    const task = {
+      name: formValue.name,
+      reward: formValue.reward,
+      assigned
+    }
+
+    if (this.isAddMode) {
+      this.taskService.createTask(task);
+    } else {
+      this.taskService.updateTask(this.id, task);
+    }
+
+    this.router.navigate(['/tabs/tasks']);
+  }
+
+  deleteTask() {
+    this.taskService.deleteTask(this.id);
+    this.router.navigate(['/tabs/tasks']);
+  }
+}

frontend/allowance-planner-v2/src/app/pages/tabs/tabs-routing.module.ts

@@ -17,7 +17,7 @@ const routes: Routes = [
       },
       {
         path: 'tasks',
-        loadChildren: () => import('../tasks/tasks.module').then(m => m.TasksPageModule)
+        loadChildren: () => import('../tasks/tasks.module').then(m => m.TasksPageModule),
       },
       {
         path: '',

frontend/allowance-planner-v2/src/app/pages/tasks/tasks-routing.module.ts

@@ -6,7 +6,9 @@ const routes: Routes = [
   {
     path: '',
     component: TasksPage,
-  }
+  },
+  { path: 'add', loadChildren: () => import('../edit-task/edit-task.module').then(m => m.EditTaskPageModule) },
+  { path: 'edit/:id', loadChildren: () => import('../edit-task/edit-task.module').then(m => m.EditTaskPageModule) }
 ];
 
 @NgModule({

frontend/allowance-planner-v2/src/app/pages/tasks/tasks.page.html

@@ -1,23 +1,30 @@
 <ion-header [translucent]="true" class="ion-no-border">
   <ion-toolbar>
-    <ion-title>
-      Tasks
-    </ion-title>
+    <div class="toolbar">
+      <ion-title>
+        Tasks
+      </ion-title>
+      <button class="add-button" (click)="createTask()">Add task</button>
+    </div>
   </ion-toolbar>
 </ion-header>
 
 <ion-content>
-  <div class="icon">
-    <mat-icon>filter_alt</mat-icon>
-  </div>
-  <div class="list">
-    <div class="task" *ngFor="let task of tasks">
-      <button>Done</button>
-      <div class="name">{{ task.name }}</div>
-      <div
-        class="reward"
-        [ngClass]="{ 'negative': task.reward < 0 }"
-      >{{ task.reward.toFixed(2) }} SP</div>
+  <div class="content">
+    <div class="icon">
+      <mat-icon>filter_alt</mat-icon>
+    </div>
+    <div class="list">
+      <div class="task" *ngFor="let task of tasks$ | async">
+        <button (click)="completeTask(task.id)">Done</button>
+        <div (click)="updateTask(task.id)" class="item">
+          <div class="name">{{ task.name }}</div>
+          <div
+            class="reward"
+            [ngClass]="{ 'negative': task.reward < 0 }"
+          >{{ task.reward.toFixed(2) }} SP</div>
+        </div>
+      </div>
     </div>
   </div>
 </ion-content>

frontend/allowance-planner-v2/src/app/pages/tasks/tasks.page.scss

@@ -1,3 +1,13 @@
+.toolbar {
+    display: flex;
+}
+
+.content {
+    display: flex;
+    flex-direction: column;
+    height: 100%;
+}
+
 .icon {
     padding: 5px;
     display: flex;
@@ -23,6 +33,13 @@ mat-icon {
     padding: 5px;
 }
 
+.item {
+    display: flex;
+    flex-direction: row;
+    align-items: center;
+    width: 100%;
+}
+
 .name {
     margin-left: 10px;
     color: var(--font-color);
@@ -44,4 +61,10 @@ button {
     border-radius: 10px;
     color: white;
     background: var(--confirm-button-color);
+}
+
+.add-button {
+    background-color: var(--ion-color-primary);
+    margin-right: 15px;
+    width: 75px;
 }

frontend/allowance-planner-v2/src/app/pages/tasks/tasks.page.ts

@@ -1,24 +1,50 @@
-import { Component, OnInit } from '@angular/core';
+import { ChangeDetectionStrategy, Component } from '@angular/core';
 import { TaskService } from 'src/app/services/task.service';
 import { Task } from 'src/app/models/task';
+import { ActivatedRoute, Router } from '@angular/router';
+import { BehaviorSubject } from 'rxjs';
+import { ViewWillEnter } from '@ionic/angular';
 
 @Component({
   selector: 'app-tasks',
   templateUrl: 'tasks.page.html',
   styleUrls: ['tasks.page.scss'],
+  changeDetection: ChangeDetectionStrategy.OnPush,
   standalone: false,
 })
-export class TasksPage implements OnInit {
-  public tasks: Array<Task> = [];
+export class TasksPage implements ViewWillEnter {
+  public tasks$: BehaviorSubject<Array<Task>> = new BehaviorSubject<Array<Task>>([]);
 
   constructor(
-    private taskService: TaskService
-  ) {}
-
-  ngOnInit(): void {
-    this.taskService.getTaskList().subscribe(tasks => {
-      this.tasks = tasks;
-    });
+    private taskService: TaskService,
+    private router: Router,
+    private route: ActivatedRoute
+  ) {
+    this.getTasks();
   }
 
+  ionViewWillEnter(): void {
+    this.getTasks();
+  }
+
+  getTasks() {
+    setTimeout(() => {
+      this.taskService.getTaskList().subscribe(tasks => {
+        this.tasks$.next(tasks);
+      });
+    }, 10);
+  }
+
+  createTask() {
+    this.router.navigate(['add'], { relativeTo: this.route });
+  }
+
+  updateTask(id: number) {
+    this.router.navigate(['edit', id], { relativeTo: this.route });
+  }
+
+  completeTask(id: number) {
+    this.taskService.completeTask(id);
+    this.getTasks();
+  }
 }

frontend/allowance-planner-v2/src/app/services/task.service.ts

@@ -7,10 +7,31 @@ import { Task } from '../models/task';
     providedIn: 'root'
 })
 export class TaskService {
-    private url = 'http://localhost:8080/api'
+    private url = 'http://localhost:8080/api';
+
     constructor(private http: HttpClient) {}
 
     getTaskList(): Observable<Array<Task>> {
         return this.http.get<Task[]>(`${this.url}/tasks`);
     }
+
+    getTaskById(taskId: number): Observable<Task> {
+        return this.http.get<Task>(`${this.url}/task/${taskId}`);
+    }
+
+    createTask(task: Partial<Task>) {
+        this.http.post(`${this.url}/tasks`, task).subscribe();
+    }
+
+    updateTask(id: number, task: Partial<Task>) {
+        this.http.put(`${this.url}/task/${id}`, task).subscribe();
+    }
+
+    completeTask(id: number) {
+        this.http.post(`${this.url}/task/${id}/complete`, {}).subscribe();
+    }
+
+    deleteTask(id: number) {
+        this.http.delete(`${this.url}/task/${id}`).subscribe();
+    }
 }