state simple 序列化

hb_server/apps/wf/models.py

@@ -99,3 +99,22 @@ class CustomField(BaseModel):
     field_choice = models.JSONField('radio、checkbox、select的选项', default=dict, blank=True,
                                     help_text='radio,checkbox,select,multiselect类型可供选择的选项，格式为json如:{"1":"中国", "2":"美国"},注意数字也需要引号')
     label = models.JSONField('标签', blank=True, default=dict, help_text='自定义标签，json格式，调用方可根据标签自行处理特殊场景逻辑，loonflow只保存文本内容')
+
+class Ticket(CommonBModel):
+    """
+    工单
+    """
+    title = models.CharField('标题', max_length=500, blank=True, default='', help_text="工单标题")
+    workflow = models.ForeignKey(Workflow, on_delete=models.CASCADE, verbose_name='关联工作流')
+    sn = models.CharField('流水号', max_length=25, help_text="工单的流水号")
+    state = models.ForeignKey(State, on_delete=models.CASCADE, verbose_name='当前状态', related_name='ticket_state')
+    parent = models.ForeignKey('self', null=True, blank=True, on_delete=models.CASCADE, verbose_name='父工单')
+    parent_state = models.ForeignKey(State, null=True, blank=True, on_delete=models.CASCADE, verbose_name='父工单状态', related_name='ticket_parent_state')
+    formdata = models.JSONField('工单表单', default=dict, help_text='工单所有字段内容')
+    in_add_node = models.BooleanField('加签状态中', default=False, help_text='是否处于加签状态下')
+    add_node_man = models.CharField('加签人', max_length=50, default='', blank=True, help_text='加签操作的人，工单当前处理人处理完成后会回到该处理人，当处于加签状态下才有效')
+
+class TicketFlow(BaseModel):
+    """
+    工单流转日志
+    """

hb_server/apps/wf/serializers.py

@@ -1,4 +1,4 @@
-from rest_framework.serializers import ModelSerializer
+from rest_framework.serializers import ModelSerializer, SerializerMethodField, CharField
 
 from .models import State, Workflow, Transition, CustomField
 
@@ -13,10 +13,23 @@ class StateSerializer(ModelSerializer):
         model = State
         fields = '__all__'
 
+class StateSimpleSerializer(ModelSerializer):
+    class Meta:
+        model = State
+        fields = ['id', 'name']
+
 class TransitionSerializer(ModelSerializer):
+    source_state_ = StateSimpleSerializer(source='source_state', read_only=True)
+    destination_state_ = StateSimpleSerializer(source='destination_state', read_only=True)
     class Meta:
         model = Transition
         fields = '__all__'
+    @staticmethod
+    def setup_eager_loading(queryset):
+        """ Perform necessary eager loading of data. """
+        queryset = queryset.select_related('source_state','destination_state')
+        return queryset
+
 
 class CustomFieldSerializer(ModelSerializer):
     class Meta: