azpwnz

class CampaignSerializer(serializers.ModelSerializer):
    # companies is many-to-many field. Use StringRelatedField will show names of the companes instead of ids.
    companies = serializers.StringRelatedField(many=True)
	# format date
    created_at = serializers.DateTimeField(format="%Y-%m-%d")
	# custom field with count of companies (which is many-to-many field). It use method with the same name: get_<name of the field>(self, obj)
    companies_count = serializers.SerializerMethodField()

    def get_companies_count(self, obj):
        return obj.companies.count()

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if hasattr(object, 'some_field'):
    pass

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// In order to use nested contitionals, they must be wrapped into container like array
{ this.state.companies
  ? <h3>Companies</h3>
  : [
      (this.state.loading
        ? <p>Loading...</p>
        : null
      )
    ]
}

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def to_internal_value(self, data):
    internal_value = super(SearchPresetSerializer, self).to_internal_value(data)
    user = data.get("user")
    internal_value.update({
        "user": user
    })
    return internal_value

azpwnz

Keybase proof

I hereby claim:

• I am zhukandrey on github.
• I am azpwnz (https://keybase.io/azpwnz) on keybase.
• I have a public key ASAsaBZQAnbf5vYu51bJO5o-pyV_yh5aZEUjk0fYNQ7wwwo

To claim this, I am signing this object: