Add templating for form buttons

nummi/main/templates/main/category.html

@@ -14,11 +14,7 @@
 <form action="{% url 'category' category.id %}" method="post">
 	{% csrf_token %}
 	{{ form }}
-	<div class="buttons">
-		<a href="{% url 'del_category' category.id %}"><input type="button" value="Delete" class="btn del" /></a>
-		<input type="reset" />
-		<input type="submit" value="Save Category" />
-	</div>
+	{% form_buttons category %}
 </form>
 
 {% if transactions %}

nummi/main/templates/main/snapshot.html

@@ -25,11 +25,7 @@
 <form action="{% url 'snapshot' snapshot.id %}" method="post">
 	{% csrf_token %}
 	{{ form }}
-	<div class="buttons">
-		<a href="{% url 'del_snapshot' snapshot.date %}"><input type="button" value="Delete" class="del" /></a>
-		<input type="reset" />
-		<input type="submit" value="Save Snapshot" />
-	</div>
+	{% form_buttons snapshot %}
 </form>
 
 {% if categories %}

nummi/main/templates/main/tag/form_buttons.html

@@ -0,0 +1,11 @@
+<div class="buttons">
+	{% if not adding %}
+	<input
+		type="button"
+		value="Delete"
+		class="btn del"
+		onclick="if(confirm('Supprimer <{{ instance.name}}> ?')) window.location.href = '{% url del_url instance.id %}'" />
+	{% endif %}
+	<input type="reset" />
+	<input type="submit" value="Save {{ name }}" />
+</div>

nummi/main/templates/main/transaction.html

@@ -1,5 +1,6 @@
 {% extends "main/base.html" %}
 {% load static %}
+{% load main_extras %}
 
 {% block link %}
 {{ block.super }}
@@ -14,11 +15,7 @@
 	{% csrf_token %}
 	<input type="hidden" name="form" value="transaction" />
 	{{ form }}
-	<div class="buttons">
-		<a href="{% url 'del_transaction' transaction.id %}"><input type="button" value="Delete" class="btn del" /></a>
-		<input class="btn" type="reset" />
-		<input class="btn" type="submit" value="Save Transaction" />
-	</div>
+	{% form_buttons transaction %}
 </form>
 {% endspaceless %}
 

nummi/main/templatetags/main_extras.py

@@ -32,3 +32,13 @@ def pmvalue(val):
 @register.inclusion_tag("main/tag/transaction_table.html")
 def transaction_table(transactions):
     return {"transactions": transactions}
+
+
+@register.inclusion_tag("main/tag/form_buttons.html")
+def form_buttons(instance):
+    return {
+        "instance": instance,
+        "adding": instance._state.adding,
+        "name": instance.__class__.__name__,
+        "del_url": f"del_{instance.__class__.__name__.lower()}"
+    }

nummi/main/views.py

@@ -128,6 +128,7 @@ def category(request, uuid=None):
             "category": _category,
             "form": _form,
             "transactions": Transaction.objects.filter(category=_category),
+            "adding": _category._state.adding,
         },
     )
 
@@ -165,7 +166,9 @@ def snapshot(request, uuid=None):
 
     if _snapshot.transactions:
         context["categories"] = (
-            _snapshot.transactions.values("category", "category__name", "category__icon")
+            _snapshot.transactions.values(
+                "category", "category__name", "category__icon"
+            )
             .annotate(
                 sum=models.Sum("value"),
                 sum_m=models.Sum("value", filter=models.Q(value__lt=0)),