g214/graphics/views.py

# coding=utf-8
from django.http import HttpResponse
from django.shortcuts import render, render_to_response

from django.core.serializers import serialize
from base.models import *
from graphics.models import FloorPlan, SectionalPlan
from django.db.models import Avg

from django.forms.models import model_to_dict
import json


def simple_chart(request):
    f = FloorPlan(title=u"地热交换路基平面图")
    f.link()
    f.road_lines()
    f.line_box()
    f.drilling()

    f_script, f_div = f.components()

    s = SectionalPlan(title=u"地热交换路基剖面图")
    s.road_lines()
    s.drilling()
    s.line_box()
    s_script, s_div = s.components()
    return render(request, 'graphics/simple_chart.html',
                  {"f_script": f_script, "f_div": f_div, "s_script": s_script, "s_div": s_div})


def map(request):
    lands = Land.objects.filter(code__lte=14)
    g214_lands = Land.objects.all().order_by('code').exclude(name='醉马滩').exclude(name='长石头')
    g214_land = list()
    for l in g214_lands:
        if l.section_set.all():
            if l.section_set.all()[0].owner == 'road':
                g214_land.append(l)
    return render(request, "graphics/map.html", {"lands": lands, "g214_land": g214_land})


def observation(request):
    return render(request, "graphics/observation.html")


def drilling_geojson(request):
    id = request.GET.get('id')
    s = Section.objects.filter(land__id=id).exclude(the_geom=None)
    j = serialize('custom_geojson', s,
                  geometry_field='the_geom',
                  fields=('id', 'code', 'name', 'type', 'owner'))
    return HttpResponse(content=j, content_type='application/vnd.geo+json')


def road_geojson(request):
    id = request.GET.get('id')
    q = Section.objects.exclude(the_geom=None).filter(owner='road')
    if id:
        q = q.filter(land__id=id)
    j = serialize('custom_geojson', q,
                  geometry_field='the_geom',
                  fields=('id','code', 'name', 'land', 'owner', 'type', 'thermometer', 'reinforcement',
                          'shift', 'strain', 'humidity', 'rtu', 'box'))
    return HttpResponse(content=j, content_type='application/vnd.geo+json')


def land_detail_geojson(request):
    id = request.GET.get('id')
    l = Land.objects.filter(id=id).exclude(the_geom=None)
    j = serialize('custom_geojson', l,
                  geometry_field='the_geom',
                  fields=('id', 'code', 'name', 'type', 'depth', 'section'))
    return HttpResponse(content=j, content_type='application/vnd.geo+json')

def section_detail_geojson(request):
    id = request.GET.get('id')
    s = Section.objects.filter(id=id).exclude(the_geom=None)
    j = serialize('custom_geojson', s,
                  geometry_field='the_geom',
                  fields=('id', 'code', 'name', 'land', 'owner', 'type', 'thermometer', 'reinforcement',
                          'shift', 'strain', 'humidity', 'rtu', 'box'))
    return HttpResponse(content=j, content_type='application/vnd.geo+json')

def text(request):

    return render(request, "graphics/text.html")

def text2(request):
    section = Section.objects.all().exclude(the_geom=None)
    section_dict = {}
    i = 1
    for s in section:
        probe_data_avg = ProbeData.objects.filter(probe__drilling__section__id=s.id).aggregate(Avg('value'))
        s_dict = model_to_dict(s)
        dict = {i: [s_dict['name'], s_dict['the_geom'][:2], probe_data_avg['value__avg']]}
        i += 1
        section_dict.update(dict)
    return HttpResponse(json.dumps(section_dict), content_type="application/json")

def linshi(request):
    id = request.GET.get('id')
    l = Land.objects.filter(id=id)
    j = serialize('custom_geojson', l,
                  geometry_field='the_geom',
                  fields=('id','name'))
    return HttpResponse(content=j, content_type='application/vnd.geo+json')