Nápovědy v šifrovačce

sifrovacka/admin.py

@@ -1,8 +1,10 @@
 from django.contrib import admin
 
-from .models import OdpovedUcastnika, SpravnaOdpoved
+from .models import OdpovedUcastnika, SpravnaOdpoved, NapovezenoUcastnikovi, Napoveda
 
 # Register your models here.
 
 admin.site.register(OdpovedUcastnika)
 admin.site.register(SpravnaOdpoved)
+admin.site.register(Napoveda)
+admin.site.register(NapovezenoUcastnikovi)

sifrovacka/forms.py

@@ -1,6 +1,6 @@
 from django.core.exceptions import ValidationError
 from django.forms import ModelForm, Textarea
-from .models import OdpovedUcastnika, SpravnaOdpoved
+from .models import OdpovedUcastnika, SpravnaOdpoved, NapovezenoUcastnikovi, Napoveda
 
 
 class SifrovackaForm(ModelForm):
@@ -16,3 +16,15 @@ class SifrovackaForm(ModelForm):
 		if SpravnaOdpoved.objects.filter(sifra=sifra).count() == 0:
 			raise ValidationError("Tohle číslo šifry v databázi nemáme. Zkontrolujte si ho prosím.")
 		return sifra
+
+
+class NapovedaForm(ModelForm):
+	class Meta:
+		model = NapovezenoUcastnikovi
+		fields = ["sifra",]
+
+	def clean_sifra(self):
+		sifra = self.cleaned_data.get('sifra')
+		if Napoveda.objects.filter(sifra=sifra).count() == 0:
+			raise ValidationError("K tomuto číslu šifry nemáme nápovědu. Zkonstolujte si ho prosím.")
+		return sifra

sifrovacka/migrations/0004_napoveda_napovezenoucastnikovi.py

@@ -0,0 +1,65 @@
+# Generated by Django 4.2.8 on 2024-04-14 12:57
+
+from django.db import migrations, models
+import django.db.models.deletion
+import django.utils.timezone
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        (
+            "seminar",
+            "0114_related_name_se_zmenilo_a_django_chce_migraci_tak_dostane_migraci",
+        ),
+        ("sifrovacka", "0003_odpoveducastnika_uspech"),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name="Napoveda",
+            fields=[
+                (
+                    "id",
+                    models.AutoField(
+                        auto_created=True,
+                        primary_key=True,
+                        serialize=False,
+                        verbose_name="ID",
+                    ),
+                ),
+                ("text", models.TextField()),
+                ("sifra", models.IntegerField()),
+            ],
+        ),
+        migrations.CreateModel(
+            name="NapovezenoUcastnikovi",
+            fields=[
+                (
+                    "id",
+                    models.AutoField(
+                        auto_created=True,
+                        primary_key=True,
+                        serialize=False,
+                        verbose_name="ID",
+                    ),
+                ),
+                ("sifra", models.IntegerField(verbose_name="Číslo šifry")),
+                (
+                    "timestamp",
+                    models.DateTimeField(
+                        default=django.utils.timezone.now, verbose_name="Timestamp"
+                    ),
+                ),
+                (
+                    "resitel",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.CASCADE,
+                        to="seminar.resitel",
+                    ),
+                ),
+            ],
+            options={
+                "ordering": ["-timestamp"],
+            },
+        ),
+    ]

sifrovacka/models.py

@@ -25,3 +25,20 @@ class SpravnaOdpoved(models.Model):
 
 	def __str__(self):
 		return f"{self.sifra}: {self.odpoved}"
+
+
+class NapovezenoUcastnikovi(models.Model):
+	class Meta:
+		ordering = ["-timestamp"]
+
+	resitel = models.ForeignKey(Resitel, blank=False, null=False, on_delete=models.CASCADE)
+	sifra = models.IntegerField("Číslo šifry", blank=False, null=False,)
+	timestamp = models.DateTimeField("Timestamp", blank=False, null=False, default=timezone.now)
+
+
+class Napoveda(models.Model):
+	text = models.TextField(blank=False, null=False,)
+	sifra = models.IntegerField(blank=False, null=False,)
+
+	def __str__(self):
+		return f"{self.sifra}: {self.text}"

sifrovacka/templates/sifrovacka/napoveda.html

@@ -0,0 +1,48 @@
+{% extends "base.html" %}
+
+{% block content %}
+
+  <br>
+
+  <h1>{% block nadpis1a %}M&Mí šifrovačka{% endblock nadpis1a %}</h1>
+
+  <br>
+
+  <h2>Získat nápovědu k šifře:</h2>
+
+  <form action="{% url 'sifrovacka_napoveda' %}" method="post">
+    <table class="form">
+      {{form.non_field_errors}}
+      {% for field in form %}
+        <tr>
+          <td>
+            <label class="field-label{% if field.field.required %} field-required{% endif %}" for="{{ field.id_for_label }}">
+              {{ field.label }}
+            </label>
+
+          </td>
+
+          <td {% if field.help_text %} class="field-with-comment"{% endif %}>
+            {{ field }}
+            <span class="field-comment">{{ field.help_text|safe }}</span>
+          </td>
+
+        </tr>
+
+
+        {% if field.errors %}
+          <tr>
+            <td colspan="2"><span class="field-error">{{ field.errors }}</span></td>
+          </tr>
+        {% endif %}
+      {% endfor %}
+    </table>
+
+    {% csrf_token %}
+
+    <input type="submit" value="Chci nápovědu">
+  </form>
+
+  <a href="{% url 'sifrovacka' %}">Nechceme nápovědu, známe řešení!</a>
+
+{% endblock content %}

sifrovacka/templates/sifrovacka/napovedy_list.html

@@ -0,0 +1,23 @@
+{% extends "base.html" %}
+
+{% block content %}
+
+  <h1>{% block nadpis1a %}Šifrovačka vzaté nápovědy{% endblock nadpis1a %}</h1>
+
+  <table class="dosla_reseni">
+    <tr>
+      <th>Timestamp</th>
+      <th>Řešitel</th>
+      <th>Šifra</th>
+    </tr>
+
+    {% for u in object_list %}
+      <tr>
+        <td>{{ u.timestamp }}</td>
+        <td>{{ u.resitel }}</td>
+        <td>{{ u.sifra }}</td>
+      </tr>
+    {% endfor %}
+  </table>
+
+{% endblock content %}

sifrovacka/templates/sifrovacka/sifrovacka.html

@@ -43,4 +43,6 @@
     <input type="submit" value="Tak pravím!">
   </form>
 
+  <a href="{% url 'sifrovacka_napoveda' %}">Získat nápovědu</a>
+
 {% endblock content %}

sifrovacka/urls.py

@@ -1,7 +1,7 @@
 from django.urls import path
 
 from seminar.utils import org_required, resitel_or_org_required
-from .views import SifrovackaView, SifrovackaListView
+from .views import SifrovackaView, SifrovackaListView, NapovedaView, NapovedaListView
 
 urlpatterns = [
 	path(
@@ -14,4 +14,14 @@ urlpatterns = [
 		org_required(SifrovackaListView.as_view()),
 		name='sifrovacka_odpovedi'
 	),
+	path(
+		'napoveda/',
+		resitel_or_org_required(NapovedaView.as_view()),
+		name='sifrovacka_napoveda'
+	),
+	path(
+		'napovedy/',
+		org_required(NapovedaListView.as_view()),
+		name='sifrovacka_napovedy'
+	),
 ]

sifrovacka/views.py

@@ -2,8 +2,8 @@ from django.urls import reverse
 from django.views.generic import FormView, ListView
 
 from seminar.views import formularOKView
-from .forms import SifrovackaForm
-from .models import OdpovedUcastnika, SpravnaOdpoved
+from .forms import SifrovackaForm, NapovedaForm
+from .models import OdpovedUcastnika, SpravnaOdpoved, Napoveda, NapovezenoUcastnikovi
 from seminar.models.personalni import Resitel
 
 
@@ -31,3 +31,24 @@ class SifrovackaView(FormView):
 class SifrovackaListView(ListView):
 	template_name = 'sifrovacka/odpovedi_list.html'
 	model = OdpovedUcastnika
+
+
+class NapovedaView(FormView):
+	template_name = 'sifrovacka/napoveda.html'
+	form_class = NapovedaForm
+
+	def form_valid(self, form):
+		instance = form.save(commit=False)
+		resitel = Resitel.objects.get(osoba__user=self.request.user)
+		instance.resitel = resitel
+
+		if NapovezenoUcastnikovi.objects.filter(resitel=resitel, sifra=instance.sifra).first() is None:
+			instance.save()
+
+		napoveda = Napoveda.objects.filter(sifra=instance.sifra).first()
+		return formularOKView(self.request, f'<h1>Nápověda k šifře číslo {instance.sifra} je:</h1><p>{napoveda.text}</p> <p><a href="{reverse("sifrovacka")}">Odevzdat řešení.</a></p><br><br><br>')
+
+
+class NapovedaListView(ListView):
+	template_name = 'sifrovacka/napovedy_list.html'
+	model = NapovezenoUcastnikovi