#17 [采购模块] 完成供应商和财务管理CRUD操作 (#166)

* 供应商模块（供应商、供应商文件、供应商报价）
财务管理（以标单为主，合同金额明细模型）

* 外键复数

Procurement/api/__init__.py

@@ -5,11 +5,16 @@
 from .material_execution import (
     MaterialExecutionViewSet, MaterialExecutionDetailViewSet,)
 
-from .status_change import (
-    StatusChangeViewSet,)
+from .status_change import (StatusChangeViewSet,)
+
+from .supplier import (
+    SupplierViewSet, SupplierDocumentViewSet, QuotationViewSet,)
+
+from .contact_detail import (ContractDetailViewSet,)
 
 __all__ = [
     'MaterialSubApplyViewSet', 'MaterialSubApplyItemViewSet',
     'MaterialSubApplyCommentViewSet', 'MaterialExecutionViewSet',
-    'MaterialExecutionDetailViewSet', 'StatusChangeViewSet'
+    'MaterialExecutionDetailViewSet', 'StatusChangeViewSet', 'SupplierViewSet',
+    'SupplierDocumentViewSet', 'QuotationViewSet', 'ContractDetailViewSet'
 ]

Procurement/api/contact_detail.py

@@ -0,0 +1,14 @@
+from rest_framework import viewsets
+
+from Core.utils.pagination import SmallResultsSetPagination
+from Procurement.models import ContractDetail
+from Procurement import serializers
+
+
+class ContractDetailViewSet(viewsets.ModelViewSet):
+    pagination_class = SmallResultsSetPagination
+    queryset = ContractDetail.objects.all().order_by('-pk')
+    serializer_class = serializers.ContractDetailSerializer
+
+    def perform_create(self, serializer):
+        serializer.save(submitter=self.request.user,)

Procurement/api/supplier.py

@@ -0,0 +1,31 @@
+from rest_framework import viewsets
+
+from Core.utils.pagination import SmallResultsSetPagination
+from Procurement.models import Supplier, SupplierDocument, Quotation
+from Procurement import serializers
+
+
+class SupplierViewSet(viewsets.ModelViewSet):
+    pagination_class = SmallResultsSetPagination
+    queryset = Supplier.objects.all().order_by('-pk')
+    serializer_class = serializers.SupplierSerializer
+
+    def get_serializer_class(self):
+        if self.action == 'list':
+            return serializers.SupplierListSerializer
+        elif self.action == "retrieve":
+            return serializers.SupplierDetailSerializer
+        else:
+            return serializers.SupplierSerializer
+
+
+class SupplierDocumentViewSet(viewsets.ModelViewSet):
+    pagination_class = SmallResultsSetPagination
+    queryset = SupplierDocument.objects.all().order_by('-pk')
+    serializer_class = serializers.SupplierDocumentSerializer
+
+
+class QuotationViewSet(viewsets.ModelViewSet):
+    pagination_class = SmallResultsSetPagination
+    queryset = Quotation.objects.all().order_by('-pk')
+    serializer_class = serializers.QuotationSerializer

Procurement/migrations/0005_auto_20171225_0407.py

@@ -0,0 +1,26 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.11.6 on 2017-12-24 20:07
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('Procurement', '0004_auto_20171223_1959'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='quotation',
+            name='supplier',
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='quotations', to='Procurement.Supplier', verbose_name='供应商'),
+        ),
+        migrations.AlterField(
+            model_name='supplierdocument',
+            name='supplier',
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='docs', to='Procurement.Supplier', verbose_name='供应商'),
+        ),
+    ]

Procurement/models/other.py

@@ -98,7 +98,8 @@ class Quotation(models.Model):
     unit = models.CharField(verbose_name='单位', max_length=50,
                             blank=True, null=True)
     supplier = models.ForeignKey('Supplier', verbose_name='供应商',
-                                 on_delete=models.CASCADE)
+                                 on_delete=models.CASCADE,
+                                 related_name='quotations')
 
     class Meta:
         verbose_name = '报价单'

Procurement/models/supplier.py

@@ -53,7 +53,7 @@ class SupplierDocument(models.Model):
     供应商文件
     """
     supplier = models.ForeignKey(Supplier, verbose_name='供应商',
-                                 on_delete=models.CASCADE)
+                                 on_delete=models.CASCADE, related_name='docs')
     path = models.FileField(verbose_name='路径',
                             upload_to=DynamicHashPath('SupplierDocument'))
     upload_dt = models.DateTimeField(verbose_name='上传时间',

Procurement/serializers/__init__.py

@@ -12,6 +12,13 @@
 from .status_change import (
     StatusChangeSerializer,)
 
+from .supplier import (
+    SupplierSerializer, SupplierDocumentSerializer, QuotationSerializer,
+    SupplierListSerializer, SupplierDetailSerializer)
+
+from .contact_detail import (
+    ContractDetailSerializer,)
+
 __all__ = [
     'MaterialSubApplySerializer', 'MaterialSubApplyListSerializer',
     'MaterialSubApplyItemsSerializer',
@@ -20,5 +27,8 @@
     'MaterialExecutionSerializer',
     'MaterialExecutionDetailSerializer',
     'MaterialExecutionListSerializer', 'MaterialExecutionCreateSerializer',
-    'StatusChangeSerializer', 'MaterialSubApplyUpdateSerializer'
+    'StatusChangeSerializer', 'MaterialSubApplyUpdateSerializer',
+    'SupplierSerializer', 'SupplierDocumentSerializer', 'QuotationSerializer',
+    'SupplierListSerializer', 'SupplierDetailSerializer',
+    'ContractDetailSerializer'
 ]

Procurement/serializers/contact_detail.py

@@ -0,0 +1,11 @@
+from rest_framework import serializers
+
+from Procurement.models import ContractDetail
+
+
+class ContractDetailSerializer(serializers.ModelSerializer):
+
+    class Meta:
+        model = ContractDetail
+        fields = '__all__'
+        read_only_fields = ('submitter',)

Procurement/serializers/supplier.py

@@ -0,0 +1,39 @@
+from rest_framework import serializers
+
+from Procurement.models import Supplier, SupplierDocument, Quotation
+
+
+class SupplierSerializer(serializers.ModelSerializer):
+
+    class Meta:
+        model = Supplier
+        fields = '__all__'
+
+
+class SupplierDocumentSerializer(serializers.ModelSerializer):
+
+    class Meta:
+        model = SupplierDocument
+        fields = '__all__'
+
+
+class QuotationSerializer(serializers.ModelSerializer):
+
+    class Meta:
+        model = Quotation
+        fields = '__all__'
+
+
+class SupplierListSerializer(SupplierSerializer):
+    doc = SupplierDocumentSerializer(read_only=True, many=True)
+
+    class Meta(SupplierSerializer.Meta):
+        fields = '__all__'
+
+
+class SupplierDetailSerializer(SupplierSerializer):
+    doc = SupplierDocumentSerializer(read_only=True, many=True)
+    quotation = QuotationSerializer(read_only=True, many=True)
+
+    class Meta(SupplierSerializer.Meta):
+        fields = '__all__'

Procurement/urls.py

@@ -1,20 +1,20 @@
 from django.conf.urls import url, include
 
 from rest_framework import routers
-from Procurement.api import MaterialSubApplyViewSet
-from Procurement.api import MaterialSubApplyItemViewSet
-from Procurement.api import MaterialSubApplyCommentViewSet
-from Procurement.api import MaterialExecutionViewSet
-from Procurement.api import MaterialExecutionDetailViewSet
-from Procurement.api import StatusChangeViewSet
+from Procurement import api
 
 router = routers.SimpleRouter()
-router.register(r'material_sub_applies', MaterialSubApplyViewSet)
-router.register(r'material_sub_apply_items', MaterialSubApplyItemViewSet)
-router.register(r'sub_spply_comments', MaterialSubApplyCommentViewSet)
-router.register(r'material_executions', MaterialExecutionViewSet)
-router.register(r'material_execution_details', MaterialExecutionDetailViewSet)
-router.register(r'status_changes', StatusChangeViewSet)
+router.register(r'material_sub_applies', api.MaterialSubApplyViewSet)
+router.register(r'material_sub_apply_items', api.MaterialSubApplyItemViewSet)
+router.register(r'sub_spply_comments', api.MaterialSubApplyCommentViewSet)
+router.register(r'material_executions', api.MaterialExecutionViewSet)
+router.register(r'material_execution_details',
+                api.MaterialExecutionDetailViewSet)
+router.register(r'status_changes', api.StatusChangeViewSet)
+router.register(r'suppliers', api.SupplierViewSet)
+router.register(r'supplier_documents', api.SupplierDocumentViewSet)
+router.register(r'supplier_quotations', api.QuotationViewSet)
+router.register(r'contact_details', api.ContractDetailViewSet)
 
 urlpatterns = [
     url(r'^api/', include(router.urls)),