Sistema_Gestion_Transporte/project/api/views/mapa.py

from django.http import JsonResponse
from rest_framework.decorators import action, api_view, schema
from django.views.decorators.csrf import csrf_exempt
from ..models import Paradero, ParaderoImagen
from ..models import Linea, GtfsShape
from .paradero import url_image_paradero
from logging import error

google_api_key = 'AIzaSyDnFO9w_SsodjBuY5tOK8-kQJns_l5klQ4'
center = {'lat': -36.8077884, 'lng': -73.0775401}

@csrf_exempt
@action(detail=False, methods=['get'])
@api_view(['GET'])
def paraderos(request):
    zoom = 17
    marks = []

    paraderos = Paradero.objects.all()
    for p in paraderos:
        url_image = url_image_paradero(request, p.id_paradero)
        
        marks.append({
            'position': { 'lat': p.stop_lat, 'lng': p.stop_lon },
            'id_paradero': p.id_paradero,
            'title': 'Paradero #' + str(p.id_paradero),
            'location': p.stop_name,
            'id_comuna': p.id_comuna,
            'id_tipo_paradero': p.id_tipo_paradero,
            'url_image': url_image
        })

    return JsonResponse({
        'google_api_key': google_api_key,
        'zoom': zoom,
        'center': center,
        'marks': marks
    })


@csrf_exempt
@action(detail=False, methods=['get'])
@api_view(['GET'])
def rutas(request):
    id_linea = request.GET.get('id_linea')
    service_id = request.GET.get('service_id')
    direction_id = request.GET.get('direction_id')

    linea = Linea.objects \
        .filter(id_linea = id_linea, service_id = service_id, direction_id = direction_id) \
        .values('shape_id') \
        .first()

    rutas = []
    if linea:
        rutas = GtfsShape.objects \
            .filter(id_shape = linea['shape_id']) \
            .order_by('shape_pt_sequence') \
            .values('shape_pt_lat','shape_pt_lon','shape_pt_sequence')
    
    return JsonResponse({
        'google_api_key': google_api_key,
        'positions': list(rutas)
    })