Allow adding next capability in path

src/character/migrations/0025_alter_capability_path.py

@@ -0,0 +1,24 @@
+# Generated by Django 4.1.2 on 2022-10-31 21:09
+
+import django.db.models.deletion
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("character", "0024_alter_character_notes"),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name="capability",
+            name="path",
+            field=models.ForeignKey(
+                on_delete=django.db.models.deletion.CASCADE,
+                related_name="capabilities",
+                to="character.path",
+                verbose_name="voie",
+            ),
+        ),
+    ]

src/character/migrations/max_migration.txt

@@ -1 +1 @@
-0024_alter_character_notes
+0025_alter_capability_path

src/character/models/capabilities.py

@@ -1,3 +1,5 @@
+from __future__ import annotations
+
 from django.core.validators import MaxValueValidator, MinValueValidator
 from django.db import models
 from django_extensions.db.models import TimeStampedModel
@@ -56,10 +58,24 @@ class Path(DocumentedModel, UniquelyNamedModel, TimeStampedModel, models.Model):
         else:
             return None
 
+    def get_next_capability(self, character) -> Capability:
+        next_rank = character.capabilities.filter(path=self).count() + 1
+        return self.capabilities.get(rank=next_rank)
+
+    def has_next_capability(self, character) -> bool:
+        try:
+            self.get_next_capability(character)
+            return True
+        except Capability.DoesNotExist:
+            return False
+
 
 class Capability(DocumentedModel, UniquelyNamedModel, TimeStampedModel, models.Model):
     path = models.ForeignKey(
-        "character.Path", on_delete=models.CASCADE, verbose_name="voie"
+        "character.Path",
+        on_delete=models.CASCADE,
+        verbose_name="voie",
+        related_name="capabilities",
     )
     rank = models.PositiveSmallIntegerField(
         validators=[MinValueValidator(1), MaxValueValidator(5)], verbose_name="rang"

src/character/templates/character/capability.html

@@ -0,0 +1,9 @@
+<li class="list-group-item">
+    <strong>
+        {{ capability.rank }}.
+        {{ capability.name }}
+        {% if capability.spell %}<i class="fa-solid fa-hand-sparkles"></i>{% endif %}
+        {% if capability.limited %}<i class="fa-solid fa-handcuffs"></i>{% endif %}
+    </strong><br>
+    {{ capability.description }}
+</li>

src/character/templates/character/view.html

@@ -339,24 +339,26 @@
     <div class="row gy-3">
         {% for path, capabilities in character.get_capabilities_by_path.items %}
             <div class="col-xl-3 col-md-6">
-                <div class="card">
+                <div class="card" data-path-id="{{ path.pk }}">
                     <h5 class="card-header">{{ path.display_name }}</h5>
                     {% if path.notes %}
                         <div class="card-body text-bg-light">{{ path.notes }}</div>
                     {% endif %}
-                    <ul class="list-group list-group-flush">
+                    <ul class="list-group list-group-flush capabilities">
                         {% for capability in capabilities %}
-                            <li class="list-group-item">
-                                <strong>
-                                    {{ capability.rank }}.
-                                    {{ capability.name }}
-                                    {% if capability.spell %}<i class="fa-solid fa-hand-sparkles"></i>{% endif %}
-                                    {% if capability.limited %}<i class="fa-solid fa-handcuffs"></i>{% endif %}
-                                </strong><br>
-                                {{ capability.description }}
-                            </li>
+                            {% include "character/capability.html" %}
                         {% endfor %}
                     </ul>
+                    {% if path|has_next_capability:character %}
+                        <div class="card-body">
+                            <button hx-get="{% url "character:add_next_in_path" character_pk=character.pk path_pk=path.pk %}"
+                                hx-target="[data-path-id='{{ path.pk }}'] .capabilities"
+                                hx-swap="beforeend"
+                                class="btn btn-primary">
+                                Next
+                            </button>
+                        </div>
+                    {% endif %}
                 </div>
             </div>
         {% endfor %}

src/character/templatetags/character_extras.py

@@ -1,6 +1,6 @@
 from django import template
 
-from character.models import Character, Weapon
+from character.models import Character, Path, Weapon
 
 register = template.Library()
 
@@ -27,3 +27,8 @@ def weapon_modifier(character: Character, weapon: Weapon):
         return f"- {abs(value)}"
     else:
         return ""
+
+
+@register.filter
+def has_next_capability(path: Path, character: Character) -> bool:
+    return path.has_next_capability(character)

src/character/urls.py

@@ -7,33 +7,40 @@ urlpatterns = [
     path("", views.characters_list, name="list"),
     path("create/", views.character_create, name="create"),
     path("<int:pk>/", views.character_view, name="view"),
-    path("<int:pk>/health_change", views.character_health_change, name="health_change"),
-    path("<int:pk>/mana_change", views.character_mana_change, name="mana_change"),
     path(
-        "<int:pk>/recovery_points_change",
+        "<int:pk>/health_change/", views.character_health_change, name="health_change"
+    ),
+    path("<int:pk>/mana_change/", views.character_mana_change, name="mana_change"),
+    path(
+        "<int:pk>/recovery_points_change/",
         views.character_recovery_points_change,
         name="recovery_points_change",
     ),
     path(
-        "<int:pk>/luck_points_change",
+        "<int:pk>/luck_points_change/",
         views.character_luck_points_change,
         name="luck_points_change",
     ),
-    path("<int:pk>/notes_change", views.character_notes_change, name="notes_change"),
-    path("<int:pk>/get_defense", views.character_get_defense, name="get_defense"),
+    path("<int:pk>/notes_change/", views.character_notes_change, name="notes_change"),
+    path("<int:pk>/get_defense/", views.character_get_defense, name="get_defense"),
     path(
-        "<int:pk>/defense_misc_change",
+        "<int:pk>/defense_misc_change/",
         views.character_defense_misc_change,
         name="defense_misc_change",
     ),
     path(
-        "<int:pk>/equipment_change",
+        "<int:pk>/equipment_change/",
         views.character_equipment_change,
         name="equipment_change",
     ),
     path(
-        "<int:pk>/damage_reduction_change",
+        "<int:pk>/damage_reduction_change/",
         views.character_damage_reduction_change,
         name="damage_reduction_change",
     ),
+    path(
+        "<int:character_pk>/add_next_in_path/<int:path_pk>/",
+        views.add_next_in_path,
+        name="add_next_in_path",
+    ),
 ]

src/character/views.py

@@ -4,7 +4,7 @@ from django.shortcuts import get_object_or_404, redirect, render
 from django_htmx.http import trigger_client_event
 
 from character.forms import EquipmentForm
-from character.models import Character
+from character.models import Character, Path
 
 
 @login_required
@@ -167,3 +167,14 @@ def update_text_field(request, pk, field):
     setattr(character, field, request.POST.get(field))
     character.save(update_fields=[field])
     return render(request, f"character/{field}_display.html", context)
+
+
+@login_required
+def add_next_in_path(request, character_pk: int, path_pk: int):
+    character = get_object_or_404(
+        Character.objects.filter(player=request.user), pk=character_pk
+    )
+    path = get_object_or_404(Path, pk=path_pk)
+    capability = path.get_next_capability(character)
+    character.capabilities.add(capability)
+    return render(request, "character/capability.html", {"capability": capability})