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Django3.2 | クラウドソーシングアプリの構築 | 57 | 配達依頼を受けた時の連動

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56 | マップ リアルタイム表示】 << 【ホーム】 >> 【58 | PWA


まずは登録してある配達依頼の「配達人」を無しに、ステータスを「Processing」に、写真をクリアして保存します。

ステータス変更
ステータス変更
写真をクリア
写真をクリア



「core/courier/views.py」ファイルを編集します。


記述編集 【Desktop/crowdsource/core/courier/views.py】

from asgiref.sync import async_to_sync
from channels.layers import get_channel_layer

from django.shortcuts import render, redirect
from django.contrib.auth.decorators import login_required
from django.urls import reverse
from django.conf import settings
from django.contrib import messages

from core.models import *
from core.courier import forms

@login_required(login_url="/sign-in/?next=/courier/")
def home(request):
    return redirect(reverse('courier:available_jobs'))

@login_required(login_url="/sign-in/?next=/courier/")
def available_jobs_page(request):
    return render(request, 'courier/available_jobs.html', {
        "GOOGLE_MAP_API_KEY": settings.GOOGLE_MAP_API_KEY
    })

@login_required(login_url="/sign-in/?next=/courier/")
def available_job_page(request, id):
 
    job = Job.objects.filter(id=id, status=Job.PROCESSING_STATUS).last()
    if not job:
        return redirect(reverse('courier:available_jobs'))
    
    if request.method == 'POST':
        job.courier = request.user.courier
        job.status = Job.PICKING_STATUS
        job.save()

        try:
            layer = get_channel_layer()
            async_to_sync(layer.group_send)("job_" + str(job.id), {
                'type': 'job_update',
                'job': {
                    'status': job.get_status_display(),
                }
            })
        except:
            pass

        return redirect(reverse('courier:available_jobs'))    
    return render(request, 'courier/available_job.html', {
        "job": job
    })

@login_required(login_url="/sign-in/?next=/courier/")
def current_job_page(request):
    job = Job.objects.filter(
        courier=request.user.courier,
        status__in = [
            Job.PICKING_STATUS,
            Job.DELIVERING_STATUS
        ]
    ).last()
    return render(request, 'courier/current_job.html', {
        "job": job,
        "GOOGLE_MAP_API_KEY": settings.GOOGLE_MAP_API_KEY
    })

@login_required(login_url="/sign-in/?next=/courier/")
def current_job_take_photo_page(request, id):
    job = Job.objects.filter(
        id=id,
        courier=request.user.courier,
        status__in=[
            Job.PICKING_STATUS,
            Job.DELIVERING_STATUS
        ]
    ).last()
    if not job:
        return redirect(reverse('courier:current_job'))
    return render(request, 'courier/current_job_take_photo.html', {
        "job": job
    })

@login_required(login_url="/sign-in/?next=/courier/")
def job_complete_page(request):
    return render(request, 'courier/job_complete.html')

@login_required(login_url="/sign-in/?next=/courier/")
def archived_jobs_page(request):
    jobs = Job.objects.filter(
        courier=request.user.courier,
        status=Job.COMPLETED_STATUS
    )
    return render(request, 'courier/archived_jobs.html', {
        "jobs": jobs
    })

@login_required(login_url="/sign-in/?next=/courier/")
def profile_page(request):
    jobs = Job.objects.filter(
        courier=request.user.courier,
        status=Job.COMPLETED_STATUS
    )
    total_earnings = round(sum(job.price for job in jobs) * 0.8) #配送業者の収入は総額の8割
    total_jobs = len(jobs)
    total_km = sum(job.distance for job in jobs)
    return render(request, 'courier/profile.html', {
        "total_earnings": total_earnings,
        "total_jobs": total_jobs,
        "total_km": total_km
    })

@login_required(login_url="/sign-in/?next=/courier/")
def payout_method_page(request):
    payout_form = forms.PayoutForm(instance=request.user.courier)
    if request.method == 'POST':
        payout_form = forms.PayoutForm(request.POST, instance=request.user.courier)
        if payout_form.is_valid():
            payout_form.save()
            messages.success(request, "支払い用 Eメールアドレスを更新しました。")
            return redirect(reverse('courier:profile'))
    return render(request, 'courier/payout_method.html', {
        'payout_form': payout_form
    })



「core/templates/customer/job.html」ファイルに記述を追加します。


記述追加 【Desktop/crowdsource/core/templates/customer/job.html】109行目

{% extends 'customer/base.html' %}
{% load static %}

{% block head %}

<style>
  .photo {
    object-fit: cover;
  }
  .photo-blank {
    border: 2px dashed #DFDFDF;
    height: 130px;
    width: 130px;
    border-radius: 5px;
    align-items: center;
    display: flex;
    justify-content: center;
    text-align: center;
    padding: 10px;
  }
</style>

<script
  src="https://maps.googleapis.com/maps/api/js?key={{ GOOGLE_MAP_API_KEY }}&callback=initMap&libraries=places&v=weekly"
  defer></script>

<script>
  var pickupLat = parseFloat(" {{ job.pickup_lat }} ");
  var pickupLng = parseFloat(" {{ job.pickup_lng }} ");
  var deliveryLat = parseFloat(" {{ job.delivery_lat }} ");
  var deliveryLng = parseFloat(" {{ job.delivery_lng }} ");

  var courierLat = parseFloat(" {{ job.courier.lat }} ");
  var courierLng = parseFloat(" {{ job.courier.lng }} ");

  function initMap() {
    const directionsService = new google.maps.DirectionsService();
    const directionsRenderer = new google.maps.DirectionsRenderer();
    const map = new google.maps.Map(document.getElementById("map"), {
        zoom: 7,
        center: { lat: 43.062087, lng: 141.354404 },
    });
    directionsRenderer.setMap(map);
    calculateAndDisplayRoute(map, directionsService, directionsRenderer);
  }

  function calculateAndDisplayRoute(map, directionsService, directionsRenderer) {
    directionsService.route(
      {
        origin: new google.maps.LatLng(pickupLat, pickupLng),
        destination: new google.maps.LatLng(deliveryLat, deliveryLng),
        travelMode: google.maps.TravelMode.DRIVING,
      },
      (response, status) => {
        if (status === "OK") {
          new google.maps.DirectionsRenderer({
            map: map,
            directions: response,
            suppressMarkers: true,
            polylineOptions: {
              strokeColor: "#000",
              strokeWeight: 5,
              strokeOpacity: 0.8
            }
          });

          var leg = response.routes[0].legs[0];
          new google.maps.Marker({
            position: leg.start_location,
            map: map,
            icon: "{% static 'img/start.png' %}"
          });

          new google.maps.Marker({
            position: leg.end_location,
            map: map,
            icon: "{% static 'img/end.png' %}"
          });

          window.courierMarker = new google.maps.Marker({
            position: new google.maps.LatLng(courierLat, courierLng),
            map,
            icon: '/static/img/courier.png',
          })
        } else {
          window.alert("リクエストは次の理由で失敗しました:" + status);
        }
      }
    );
  }

  const jobSocket = new WebSocket(
      "ws://" + window.location.host + "/ws/jobs/{{ job.id }}/"
    );

  // このページが WebSocket 経由でイベントを受信するたびにこの関数を実行します
  jobSocket.onmessage = function (e) {
    var data = JSON.parse(e.data);
    var job = data.job;
    console.log(job);

    if (job.courier_lat && job.courier_lng) {
      var courierPosition = new google.maps.LatLng(job.courier_lat, job.courier_lng);
      window.courierMarker.setPosition(courierPosition);
    }

    if (job.status) {
      $("#job_status").html(job.status);
      $("form").css("display", "none"); //配達依頼が配達人に受けられた時、キャンセルボタンを消す
    }

    if (job.pickup_photo) {
      $("#pickup_photo").html('<img src="' + job.pickup_photo + '" class="rounded-lg photo" width="130" height="130">');
    }

    if (job.delivery_photo) {
      $("#delivery_photo").html('<img src="' + job.delivery_photo + '" class="rounded-lg photo" width="130" height="130">');
    }

  }  

</script>

{% endblock %}

{% block main %}
<!-- JOB DESCRIPTION -->
<div class="media mb-4">
  <img src="{{ job.photo.url }}" class="rounded-lg mr-3" width="150" height="150">
  <div class="media-body">
    {% if job.status == 'processing' %}
    <form method="POST" class="float-right">
      {% csrf_token %}
      <button type="submit" class="btn btn-warning">配達依頼をキャンセル</button>
    </form>
    {% endif %}
    <h4>{{ job.name }}</h4>
    <p class="text-secondary">{{ job.description }}</p>
    <div class="row">
      <div class="col-lg-3">
        <small class="text-secondary">カテゴリー</small><br />
        <span><b>{{ job.category.name }}</b></span>
      </div>
      <div class="col-lg-3">
        <small class="text-secondary">サイズ</small><br />
        <span><b>{{ job.get_size_display }}</b></span>
      </div>
      <div class="col-lg-3">
        <small class="text-secondary">料金</small><br />
        <span><b>{{ job.price }}円</b></span>
      </div>
      <div class="col-lg-3">
        <small class="text-secondary">数量</small><br />
        <span><b>{{ job.quantity }}</b></span>
      </div>
    </div>
  </div>
</div>
<!-- DELIVERY INFORMATION -->
<b class="text-secondary">配達依頼情報</b><br />
<div class="card bg-white mt-2 mb-5">
  <div class="card-body p-4">
    <h4 class="mb-3">
      荷物受取先
    </h4>
    <div class="row">
      <div class="col-lg-4">
        <b>荷物受取先住所</b><br />
        <span>{{ job.pickup_address }}</span>
      </div>
      <div class="col-lg-4">
        <b>{{ job.pickup_name }}</b><br />
        <span>{{ job.pickup_phone }}</span>
      </div>
      <div id="pickup_photo" class="col-lg-4">
        {% if job.pickup_photo %}
        <img src="{{ job.pickup_photo.url }}" class="rounded-lg photo" width="130" height="130">
        {% else %}
        <div class="photo-blank">写真があればここに表示されます。</div>
        {% endif %}
      </div>
    </div>
    <hr class="my-4" />
    <h4 class="mb-3">
      配達先
    </h4>
    <div class="row">
      <div class="col-lg-4">
        <b>配達先住所</b><br />
        <span>{{ job.delivery_address }}</span>
      </div>
      <div class="col-lg-4">
        <b>{{ job.delivery_name }}</b><br />
        <span>{{ job.delivery_phone }}</span>
      </div>
      <div id="delivery_photo" class="col-lg-4">
        {% if job.delivery_photo %}
        <img src="{{ job.delivery_photo.url }}" class="rounded-lg photo" width="130" height="130">
        {% else %}
        <div class="photo-blank">写真があればここに表示されます。</div>
        {% endif %}
      </div>
    </div>
  </div>
</div>
<!-- マップ -->
<div class="d-flex justify-content-between">
    <b class="text-secondary">配達の追跡</b>
    <div>
        <span id="job_status" class="badge badge-warning">
            {% if job.get_status_display == 'Processing' %}
            進行中 {{ job.get_status_display }}
        {% else %}
            完了 {{ job.get_status_display }}
        {% endif %}
    
        </span>
    </div>
  </div>
  
  <div class="card bg-white mt-2">
    <div class="card-body p-0">
      <div id="map" style="height: 500px;"></div>
    </div>
  </div>
{% endblock %}



配達人が配達依頼を受けると、配達依頼人は配達依頼をキャンセルできないようになりました。

配達依頼を受ける
配達依頼を受ける
キャンセルボタンが消える
キャンセルボタンが消える


↓↓クリックして頂けると励みになります。


56 | マップ リアルタイム表示】 << 【ホーム】 >> 【58 | PWA

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