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, GtfsTrips
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')

    sectores = GtfsTrips.objects.filter(id_linea = id_linea).all()
    data = []
    for s in sectores:
        rutas = GtfsShape.objects.filter(id_shape = s.id_shape).order_by('shape_pt_sequence')
        for r in rutas:
            data.append({
              'shape_pt_lat': r.shape_pt_lat,
              'shape_pt_lon': r.shape_pt_lon,
              'shape_pt_sequence': r.shape_pt_sequence
            })
    data_ordenada = sorted(data, key=lambda k: k['shape_pt_sequence'])
    
    return JsonResponse({
        'google_api_key': google_api_key,
        'positions': data_ordenada
    })