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REST_API - Coggle Diagram

- - - - GetObjectOr404
  - - - ModelObj
      - Queryset
        
        many=True
  - - - COERCE_DECIMAL_TO_STRING
      - False
- - - - PrimaryKeyRelatedField(...)
      - queryset
        
        relatedModel.objects.all()
  - - - StringRelatedField(...)
    - - Exist
    - - SelectRelated
      - RelatedModel
  - - - RelatedModelSerializer
      - Class
    - - newRelatedField
      - RelatedModelSerializer()
    - - SelectRelated
      - RelatedModel
  - - - HyperLinkRelatedField
      - queryset
        
        relatedModel.objects.all()
      - view_name
        
        relatedModel-detailFunction
    - - Url
        
        Path
        
        relatedModels/<int:pk>/
        
        views.relatedModel-detail
        
        name
        
        relatedModel-detail
      - View
        
        RelatedModel-Detail
        
        Arg
        
        Request
        
        Pk
        
        Function
        
        Add
        
        Serializer
        
        Arg
        
        context
        
        {'request': request}
- - - - ModelNameSerializer(...)
        
        data
        
        Request
        
        Data
      - serializer
        
        ValidatedData
    - - ModelNameSerializer(modelObj, ...)
    - - modelObj
      - Delete()
- - - - ModelClass
    - - List
      - Fields
  - - - Available
      - CurrentClass
    - - Used
        
        From
      - Model
- - - - Product
      - Cart
    - - JSON
      - XML
    - - Methods
      - GET
      - POST
      - PUT
      - DELETE
  - - - Rest_Framework
  - - - Decorators
        
        api_view
      - Response
        
        Response
      - Status
    - - Decorate
        
        '@api_view()
      - Arg
        
        Request
      - Return
        
        Response('ok')
- - - - serializers
      - .<FieldType>
      - (..., source='fieldName')
    - - serializers
      - SerializerMethodField()
      - method_name="..."
      - newMethod(self, modelObj)
        
        Return
        
        Calculation
        
        Result
  - - - Serializers
    - - Extends
        
        serializers.Serializer
      - Attributes
        
        Id
        
        serializers.IntegerField()
        
        Title
        
        serializers.CharField(max_length)
- - - - True
  - - - Arg
        
        Data
      - Invalid
        
        serializers
        
        ValidationError(message)
      - Valid
        
        Return
        
        Data
- - - - save()
    - - Create
        
        Arg
        
        ValidatedData
        
        Model(**validated_data)
        
        Attribute
        
        Set
        
        model
        
        save()
        
        Return
        
        model
      - Update
        
        Arg
        
        Instance
        
        ValidatedData
        
        Set
        
        Attribute
        
        Save
        
        Return
        
        Instance
  - - - Prevent
    - - modelObj
      - relatedModel_set
      - count()
        
        '> 0
    - - Response
      - ErrorMessage
      - 405
        
        NotAllowed