Ein kleiner Fortschritt: Selection kann angelegt werden

oos_2020_todo/urls.py

@@ -21,6 +21,6 @@ from todo.views import get_landing_page, get_selection_page
 urlpatterns = [
     path('admin/', admin.site.urls),
     path('start/', get_landing_page, name='landing_page'),
-    path('', get_landing_page),
-    path('selection/', get_selection_page, name='get_selection_page'),
+    path('', get_landing_page, name='landing_page'),
+    path('selection/', get_selection_page, name='selection_page'),
 ]

templates/todo/selection_page.html

 {% extends 'todo/base.html' %}
 {% load static %}
+{% load bootstrap4 %}
 
 {% block content %}
     <div class="row">
-        <div class="col-sm todo-box">
-            <div class="row justify-content-center">
-                <h3>Wie viel Zeit hast du?</h3>
+        <form action="" enctype="multipart/form-data" method="POST">
+            {% csrf_token %}
+            <div class="col-sm todo-box">
+                <div class="row justify-content-center">
+                    <h3>Wie viel Zeit hast du?</h3>
+                </div>
+                <div class="row justify-content-center">
+                    {% bootstrap_form form %}
+                </div>
+                <div class="row justify-content-center">
+                    <input type="submit" class="btn btn-danger" value="submit">
+                </div>
             </div>
-            <div class="row justify-content-center">
-                <input type="time"/>
-            </div>
-        </div>
+        </form>
         <div class="col-sm todo-box">
             <div class="row justify-content-center">
-                <img src="{% static "todo/mole.png" %}" width="100px" height="100px"/>
+                <img alt="some image" src="{% static "todo/mole.png" %}" width="100px" height="100px"/>
             </div>
         </div>
     </div>

todo/forms.py

+from django.forms import *
+from todo.models import *
+from django import forms
+
+
+class SelectionForm(forms.Form):
+    duration_hours = forms.IntegerField(
+        label='Stunden',
+        max_value=24,
+        min_value=0,
+        widget=forms.NumberInput(attrs={'max': 24, 'min': 0, 'style': 'width: 200px;'})
+    )
+    duration_minutes = forms.IntegerField(
+        label='Minuten',
+        max_value=59,
+        min_value=0,
+        widget=forms.NumberInput(attrs={'max': 55, 'min': 0, 'step': 5, 'style': 'width: 200px;'})
+    )
+
+    def calc_total_time(self):
+        cleaned_data = super(SelectionForm, self).clean()
+        hours = cleaned_data['duration_hours']
+        minutes = cleaned_data['duration_minutes']
+        return hours * 60 + minutes

todo/migrations/0001_initial.py

+# Generated by Django 3.0.7 on 2020-07-01 18:05
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Todo',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('text', models.CharField(max_length=200)),
+                ('complete', models.BooleanField(default=False)),
+            ],
+        ),
+        migrations.CreateModel(
+            name='Selection',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(default='name', max_length=30)),
+                ('total_time', models.TimeField(default=0)),
+                ('items', models.ManyToManyField(to='todo.Todo')),
+            ],
+        ),
+    ]

todo/migrations/0002_remove_selection_name.py

+# Generated by Django 3.0.7 on 2020-07-01 18:20
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('todo', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.RemoveField(
+            model_name='selection',
+            name='name',
+        ),
+    ]

todo/migrations/0003_selection_name.py

+# Generated by Django 3.0.7 on 2020-07-01 18:21
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('todo', '0002_remove_selection_name'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='selection',
+            name='name',
+            field=models.CharField(default='name', max_length=30),
+        ),
+    ]

todo/models.py

 from django.db import models
 
 # Create your models here.
+
+
 class Todo(models.Model):
-    text=models.CharField(max_length=200)
-    complete=models.BooleanField(default=False)
+    text = models.CharField(max_length=200)
+    complete = models.BooleanField(default=False)
 
     def __str__(self):
         return self.text
 
 
 class Selection(models.Model):
-    name = models.CharField(max_length=30)
+    name = models.CharField(max_length=30, default="name")
     items = models.ManyToManyField(Todo)
-    total_time = models.TimeField(default=0)
+    total_time = models.IntegerField(default=0) # in minutes
 
     def __str__(self):
         return f'{self.name} , duration: {self.total_time.__str__()}'

todo/views.py

+from django.http import HttpResponseRedirect
 from django.shortcuts import render
+from django.contrib import messages
+from django.urls import reverse_lazy
 
+from todo.forms import *
 from todo.models import *
 
 
 def get_landing_page(request):
     todo_list = Todo.objects.order_by('id')
-    context ={'todo_list' : todo_list}
-    return render(request, 'todo/landing_page.html', {'page_title':'Feierabend!'})
+    context = {'todo_list': todo_list}
+    return render(request, 'todo/landing_page.html', {'page_title': 'Feierabend!'})
 
 
 def get_selection_page(request):
     selection = Selection()
-    return render(request, 'todo/selection_page.html', {'page_title': 'Leg eine Liste an!',
-                                                        'selection': selection})
 
+    if request.method == 'POST':
+        form = SelectionForm(request.POST)
+        if form.is_valid():
+            selection.total_time = form.calc_total_time()
+            selection.save()
+            messages.success(request, 'Selection saved')
+            return HttpResponseRedirect(reverse_lazy('landing_page'))
+        else:
+            print('Data incorrect')
+            messages.error(request, 'Data incorrect')
+    else:
+        form = SelectionForm()
+    return render(request, 'todo/selection_page.html', {'page_title': 'Leg eine Liste an!',
+                                                        'form': form})