WIP: interface de saisie de la position par une carte (trop complexe, abandonnée

pour l'instant)

src/agenda_culturel/models.py

@@ -246,7 +246,7 @@ class Place(models.Model):
         null=True,
     )
     city = models.CharField(verbose_name=_("City"), help_text=_("City name"))
-    location = LocationField(based_fields=["name", "address", "city"], zoom=12, default=Point(3.08333, 45.783329))
+    location = LocationField(based_fields=["name", "address", "city"], zoom=12, default=Point(3.08333, 45.783329), srid=4326)
 
     aliases = ArrayField(
         models.CharField(max_length=512),

src/agenda_culturel/static/style.scss

@@ -130,6 +130,10 @@ details[role="list"] summary + ul li.selected>a:hover {
             display: none;
         }
     }
+    // on les cache pour le cas où il n'y a pas de js
+    .nojs, .hidden {
+        display: none;
+    }
 }
 
 @media (min-width: 992px) {
@@ -325,7 +329,7 @@ footer [data-tooltip] {
         text-align: center;
         position: fixed;
         top: 65vh;
-        z-index: 10;
+        z-index: 1000;
         opacity: 0.9;
         a {
             color: var(--primary-inverse);

src/agenda_culturel/templates/agenda_culturel/filter-inc.html

@@ -1,6 +1,7 @@
 {% load cat_extra %}
 {% load tag_extra %}
 {% load utils_extra %}
+{% load static %}
 
 {% if not noarticle %}
 <article id="filters">
@@ -23,9 +24,9 @@
             {% for s in filter.get_status_names %}
                 {{ s }}
             {% endfor %}
-            {% for c in filter.get_cities %}
+            {% if filter.get_position %}
-                {{ c }}
+            <span data-tooltip="{{ filter.get_position }}">{% picto_from_name "map-pin" %}</span>
-            {% endfor %}
+            {% endif %}
             {{ filter.get_recurrence_filtering }}
         {% else %}
             Autres filtres
@@ -37,8 +38,47 @@
         
     </summary>
     <form method="get" class="form django-form main-filter">
-        {{ filter.form.as_p }}
+        <div class="map-widget">
-        <button type="submit">Appliquer le filtre</button>
+            <div id="map_position_map" style="width: 100%; height: 50vh;" class="nojs"></div>
+            {% for f in filter.form.visible_fields %}
+            {% if f.id_for_label and f.id_for_label in "id_position_filter,id_position_map,id_position_gps" %}
+                <div {% if f.id_for_label == "id_position_map" %}
+                        class="hidden"
+                    {% else %}
+                        {% if f.id_for_label == "id_position_gps" %}
+                            class="nojs"
+                        {% else %}
+                            class="withjs"
+                        {% endif %}
+                    {% endif %}
+                        >
+                    {{ f.errors }}
+                    {{ f.label_tag }} {{ f }}
+                    <span class="helptext">{{ f.help_text }}</span>
+                </div>
+            {% endif %}
+            {% endfor %}
+        </div>
+        {{ form.media }}
+        {% for f in filter.form.visible_fields %}
+            {% if not f.id_for_label or not f.id_for_label in "id_position_filter,id_position_map,id_position_gps" %}
+                <p>
+                    {{ f.errors }}
+                    {{ f.label_tag }} {{ f }}
+                    <span class="helptext">{{ f.help_text }}</span>
+                </p>
+            {% endif %}
+        {% endfor %}
+    <button type="submit">Appliquer le filtre</button>
+        <script src="/static/admin/js/vendor/jquery/jquery.js"></script>
+        <script src="/static/admin/js/jquery.init.js"></script>
+        <script src="/static/location_field/js/form.js"></script>
+        <script>
+           document.querySelectorAll('.nojs').forEach(function(item) {
+            item.classList.remove('nojs'); });
+            document.querySelectorAll('.withjs').forEach(function(item) {
+            item.classList.add('nojs'); });
+        </script>
     </form>
     </details>
     <div class="clear"></div>

src/agenda_culturel/views.py

@@ -11,10 +11,15 @@ from django import forms
 from django.contrib.postgres.search import SearchQuery, SearchHeadline
 from django.utils.safestring import mark_safe
 
+from django.contrib.gis.geos import Point
+from django.contrib.gis.measure import D
+
 from django.http import HttpResponseRedirect, HttpResponse
 from django.urls import reverse
 from collections import Counter
 
+from location_field.widgets import LocationWidget
+
 from django.forms import formset_factory
 
 from .forms import (
@@ -32,7 +37,8 @@ from .forms import (
     CategorisationForm,
     EventAddPlaceForm,
     PlaceForm,
-    MultipleHiddenInput
+    MultipleHiddenInput,
+    HiddenInput
 )
 
 from .models import (
@@ -170,6 +176,21 @@ class EventFilter(django_filters.FilterSet):
         ("only_recurrent", "Montrer uniquement les événements récurrents"),
     ]
 
+    position_filter = django_filters.CharFilter(
+        label="Filtrer par position",
+        method="filter_position",
+        help_text="Format: latitude,longitude,distance (km). Exemple: 45.783329,3.08333,3"
+    )
+
+    position_gps = django_filters.CharFilter(
+        label="Recherche par adresse",
+    )
+
+    position_map = django_filters.CharFilter(
+        label="Position sur la carte",
+        widget=LocationWidget(based_fields=['position_gps'])
+    )
+
     exclude_tags = django_filters.MultipleChoiceFilter(
         label="Exclure les étiquettes",
         choices=[(t, t) for t in Event.get_all_tags()],
@@ -201,13 +222,6 @@ class EventFilter(django_filters.FilterSet):
         widget=MultipleHiddenInput,
     )
 
-    city = django_filters.MultipleChoiceFilter(
-        label="Filtrer par ville",
-        field_name="exact_location__city",
-        choices=[(c, c) for c in Place.get_all_cities()],
-        widget=forms.CheckboxSelectMultiple,
-    )
-
     status = django_filters.MultipleChoiceFilter(
         label="Filtrer par status",
         choices=Event.STATUS.choices,
@@ -217,13 +231,22 @@ class EventFilter(django_filters.FilterSet):
 
     class Meta:
         model = Event
-        fields = ["category", "city", "tags", "exclude_tags", "status", "recurrences"]
+        fields = ["category", "tags", "exclude_tags", "status", "recurrences"]
 
     def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
         if not kwargs["request"].user.is_authenticated:
             self.form.fields.pop("status")
 
+    def filter_position(self, queryset, name, value): 
+        values = value.split(',')
+        if len(values) != 3:
+            return queryset
+        else:
+            p = Point(float(values[1]), float(values[0]), srid=4326)
+            d = float(values[2])
+            return queryset.exclude(exact_location=False).filter(exact_location__location__distance_lt=(p, D(km=d)))
+
     def filter_recurrences(self, queryset, name, value):
         # construct the full lookup expression
         lookup = "__".join([name, "isnull"])
@@ -296,12 +319,13 @@ class EventFilter(django_filters.FilterSet):
     def get_status(self):
         return self.get_cleaned_data("status")
 
-    def get_cities(self):
+    def get_position(self):
-        return self.get_cleaned_data("city")
+        return self.get_cleaned_data("position_filter")
+
 
     def to_str(self, prefix=''):
         self.form.full_clean()
-        result = ' '.join([c.name for c in self.get_categories()] + [t for t in self.get_tags()] + [c for c in self.get_cities()])
+        result = ' '.join([c.name for c in self.get_categories()] + [t for t in self.get_tags()] + [t for t in self.get_exclude_tags()] + [p for p in self.get_position()])
         if len(result) > 0:
             result = prefix + result
         return result
@@ -346,7 +370,7 @@ class EventFilter(django_filters.FilterSet):
                 len(self.get_cleaned_data("tags")) != 0
                 or len(self.get_cleaned_data("exclude_tags")) != 0
                 or len(self.get_cleaned_data("recurrences")) != 0
-                or len(self.get_cleaned_data("city")) != 0
+                or len(self.get_cleaned_data("position_filter")) != 0
             )
 
     def is_active(self, only_categories=False):
@@ -361,7 +385,7 @@ class EventFilter(django_filters.FilterSet):
                 len(self.get_cleaned_data("tags")) != 0
                 or len(self.get_cleaned_data("exclude_tags")) != 0
                 or len(self.get_cleaned_data("recurrences")) != 0
-                or len(self.get_cleaned_data("city")) != 0
+                or len(self.get_cleaned_data("position_filter")) != 0
             )
 
     def is_selected(self, cat):
@@ -1889,7 +1913,7 @@ class PlaceUpdateView(
 
 
 class PlaceCreateView(
-    UpdatePlaces, PermissionRequiredMixin, SuccessMessageMixin, CreateView
+    UpdatePlaces, SuccessMessageMixin, CreateView
 ):
     model = Place
     permission_required = "agenda_culturel.add_place"