attribute

func (*Model) CreateAttributeRec ¶

func (m *Model) CreateAttributeRec(rec *record.AppAttributeRecord) (err error)

CreateAttributeRec -

func (*Model) DeleteAttributeRec ¶

func (m *Model) DeleteAttributeRec(appAttributeID string) (err error)

DeleteAttributeRec -

func (*Model) GetAttributeRec ¶

func (m *Model) GetAttributeRec(ID string) (rec *record.AppAttributeRecord, err error)

GetAttributeRec -

func (*Model) GetAttributeRecs ¶

func (m *Model) GetAttributeRecs(params map[string]interface{}) (recs []*record.AppAttributeRecord, err error)

GetAttributeRecs -

func (*Model) GetAttributeValues ¶

func (m *Model) GetAttributeValues(rec *record.AppAttributeRecord, params map[string]int) (
	calculatedValue, minValue, maxValue int,
	err error)

GetAttributeValues - returns the calculated, min and max values of an attribute based on its formula, params is expected to contain calculated values for existing attributes that the formula depends on. Be sure to OrderEntityAttributes before attempting to cycle calculating their values.

func (*Model) GetEntityAttributeValue ¶

func (m *Model) GetEntityAttributeValue(rec *record.AppEntityAttributeRecord, params map[string]int) (
	calculatedValue, minValue, maxValue int,
	err error)

GetEntityAttributeValue - See GetAttributeValue

func (*Model) GetEntityAttributeValues ¶

func (m *Model) GetEntityAttributeValues(recs []*record.AppEntityAttributeRecord) (map[string]int, error)

GetEntityAttributeValues - Sorts, calculates and returns resulting values

func (*Model) GetFormulaParams ¶

func (m *Model) GetFormulaParams(rec *record.AppAttributeRecord) (params []string, err error)

GetFormulaParams - returns array of parameter names from the formula that are required to calculate an attribute value.

func (*Model) GetMaxValueFormulaParams ¶

func (m *Model) GetMaxValueFormulaParams(rec *record.AppAttributeRecord) (params []string, err error)

GetMaxValueFormulaParams -

func (*Model) GetMinValueFormulaParams ¶

func (m *Model) GetMinValueFormulaParams(rec *record.AppAttributeRecord) (params []string, err error)

GetMinValueFormulaParams -

func (*Model) Init ¶

func (m *Model) Init() error

Init -

func (*Model) OrderAttributeRecs ¶

func (m *Model) OrderAttributeRecs(attrs []*record.AppAttributeRecord) error

OrderAttributeRecs - orders attributes based on formula parameter dependencies, to be used for ordering attributes prior to calculating attribute values.

func (*Model) OrderEntityAttributeRecs ¶

func (m *Model) OrderEntityAttributeRecs(attrs []*record.AppEntityAttributeRecord) error

OrderEntityAttributeRecs - see OrderAttributes

func (*Model) UpdateAttributeRec ¶

func (m *Model) UpdateAttributeRec(rec *record.AppAttributeRecord) (err error)

UpdateAttributeRec -

func (*Model) ValidateAttributeRecs ¶

func (m *Model) ValidateAttributeRecs(attrs []*record.AppAttributeRecord) error

ValidateAttributeRecs - checks attributes to ensure there are no cyclic dependencies in formula params, that is, attribute X cannot depend on attribute Y that also depends on attribute X. Also checks that all attribute formula are correct. This function assumes attribute records are ordered before being passed in.

func (*Model) ValidateAttributes ¶

func (m *Model) ValidateAttributes(appID string) error

ValidateAttributes -

func (*Model) ValidateEntityAttributeRecs ¶

func (m *Model) ValidateEntityAttributeRecs(attrs []*record.AppEntityAttributeRecord) error

ValidateEntityAttributeRecs - checks attributes to ensure there are no cyclic dependencies in formula params, that is, attribute X cannot depend on attribute Y that also depends on attribute X. Also checks that all attribute formula are correct. This function assumes attribute records are ordered before being passed in.

func (*Sorter) Len ¶

func (s *Sorter) Len() int

func (*Sorter) Less ¶

func (s *Sorter) Less(i, j int) bool

func (*Sorter) Sort ¶

func (s *Sorter) Sort(sortAttributes []*SortableAttribute) error

Sort -

func (*Sorter) Swap ¶

func (s *Sorter) Swap(i, j int)