Files
dbstorage/dbapp/mainapp/views/map.py

274 lines
9.4 KiB
Python

"""
Map related views for displaying objects on maps.
"""
from collections import defaultdict
from django.contrib.admin.views.decorators import staff_member_required
from django.contrib.auth.mixins import LoginRequiredMixin
from django.http import JsonResponse
from django.shortcuts import redirect, render
from django.utils.decorators import method_decorator
from django.views import View
from ..clusters import get_clusters
from ..mixins import RoleRequiredMixin
from ..models import ObjItem
@method_decorator(staff_member_required, name="dispatch")
class ShowMapView(RoleRequiredMixin, View):
"""View for displaying objects on map (admin interface)."""
required_roles = ["admin", "moderator"]
def get(self, request):
ids = request.GET.get("ids", "")
points = []
if ids:
id_list = [int(x) for x in ids.split(",") if x.isdigit()]
locations = ObjItem.objects.filter(id__in=id_list).select_related(
"parameter_obj",
"parameter_obj__id_satellite",
"parameter_obj__polarization",
"parameter_obj__modulation",
"parameter_obj__standard",
"geo_obj",
)
for obj in locations:
if (
not hasattr(obj, "geo_obj")
or not obj.geo_obj
or not obj.geo_obj.coords
):
continue
param = getattr(obj, "parameter_obj", None)
if not param:
continue
points.append(
{
"name": f"{obj.name}",
"freq": f"{param.frequency} [{param.freq_range}] МГц",
"point": (obj.geo_obj.coords.x, obj.geo_obj.coords.y),
}
)
else:
return redirect("admin")
grouped = defaultdict(list)
for p in points:
grouped[p["name"]].append({"point": p["point"], "frequency": p["freq"]})
groups = [
{"name": name, "points": coords_list}
for name, coords_list in grouped.items()
]
context = {
"groups": groups,
}
return render(request, "admin/map_custom.html", context)
class ShowSelectedObjectsMapView(LoginRequiredMixin, View):
"""View for displaying selected objects on map."""
def get(self, request):
ids = request.GET.get("ids", "")
points = []
if ids:
id_list = [int(x) for x in ids.split(",") if x.isdigit()]
locations = ObjItem.objects.filter(id__in=id_list).select_related(
"parameter_obj",
"parameter_obj__id_satellite",
"parameter_obj__polarization",
"parameter_obj__modulation",
"parameter_obj__standard",
"geo_obj",
)
for obj in locations:
if (
not hasattr(obj, "geo_obj")
or not obj.geo_obj
or not obj.geo_obj.coords
):
continue
param = getattr(obj, "parameter_obj", None)
if not param:
continue
points.append(
{
"name": f"{obj.name}",
"freq": f"{param.frequency} [{param.freq_range}] МГц",
"point": (obj.geo_obj.coords.x, obj.geo_obj.coords.y),
}
)
else:
return redirect("mainapp:objitem_list")
# Group points by object name
grouped = defaultdict(list)
for p in points:
grouped[p["name"]].append({"point": p["point"], "frequency": p["freq"]})
groups = [
{"name": name, "points": coords_list}
for name, coords_list in grouped.items()
]
context = {
"groups": groups,
}
return render(request, "mainapp/objitem_map.html", context)
class ShowSourcesMapView(LoginRequiredMixin, View):
"""View for displaying selected sources on map."""
def get(self, request):
from ..models import Source
ids = request.GET.get("ids", "")
groups = []
if ids:
id_list = [int(x) for x in ids.split(",") if x.isdigit()]
sources = Source.objects.filter(id__in=id_list)
# Define coordinate types with their labels and colors
coord_types = [
("coords_average", "Усредненные координаты", "blue"),
("coords_kupsat", "Координаты Кубсата", "orange"),
("coords_valid", "Координаты оперативников", "green"),
("coords_reference", "Координаты справочные", "violet"),
]
# Group points by coordinate type
for coord_field, label, color in coord_types:
points = []
for source in sources:
coords = getattr(source, coord_field)
if coords:
# coords is a Point object with x (longitude) and y (latitude)
points.append(
{
"point": (coords.x, coords.y), # (lon, lat)
"source_id": f"Источник #{source.id}",
}
)
if points:
groups.append(
{
"name": label,
"points": points,
"color": color,
}
)
else:
return redirect("mainapp:home")
context = {
"groups": groups,
}
return render(request, "mainapp/source_map.html", context)
class ShowSourceWithPointsMapView(LoginRequiredMixin, View):
"""View for displaying a single source with all its related ObjItem points."""
def get(self, request, source_id):
from ..models import Source
try:
source = Source.objects.prefetch_related(
"source_objitems",
"source_objitems__parameter_obj",
"source_objitems__geo_obj",
).get(id=source_id)
except Source.DoesNotExist:
return redirect("mainapp:home")
groups = []
# Цвета для разных типов координат источника
source_coord_types = [
("coords_average", "Усредненные координаты", "blue"),
("coords_kupsat", "Координаты Кубсата", "orange"),
("coords_valid", "Координаты оперативников", "green"),
("coords_reference", "Координаты справочные", "violet"),
]
# Добавляем координаты источника
for coord_field, label, color in source_coord_types:
coords = getattr(source, coord_field)
if coords:
groups.append(
{
"name": label,
"points": [
{
"point": (coords.x, coords.y),
"source_id": f"Источник #{source.id}",
}
],
"color": color,
}
)
# Добавляем все точки ГЛ одной группой
gl_points = source.source_objitems.select_related(
"parameter_obj", "geo_obj"
).all()
# Собираем все точки ГЛ в одну группу
all_gl_points = []
for obj in gl_points:
if (
not hasattr(obj, "geo_obj")
or not obj.geo_obj
or not obj.geo_obj.coords
):
continue
param = getattr(obj, "parameter_obj", None)
if not param:
continue
all_gl_points.append(
{
"point": (obj.geo_obj.coords.x, obj.geo_obj.coords.y),
"name": obj.name,
"frequency": f"{param.frequency} [{param.freq_range}] МГц",
}
)
# Добавляем все точки ГЛ одним цветом (красный)
if all_gl_points:
groups.append(
{"name": "Точки ГЛ", "points": all_gl_points, "color": "red"}
)
context = {
"groups": groups,
"source_id": source_id,
}
return render(request, "mainapp/source_with_points_map.html", context)
class ClusterTestView(LoginRequiredMixin, View):
"""Test view for clustering functionality."""
def get(self, request):
objs = ObjItem.objects.filter(
name__icontains="! Astra 4A 12654,040 [1,962] МГц H"
)
coords = []
for obj in objs:
if hasattr(obj, "geo_obj") and obj.geo_obj and obj.geo_obj.coords:
coords.append(
(obj.geo_obj.coords.coords[1], obj.geo_obj.coords.coords[0])
)
get_clusters(coords)
return JsonResponse({"success": "ок"})