DataModel class

May 8, 2019

Represents a data model

Index

Constructors

Public Properties

Public Methods

Constructors

constructor

The default constructor. ⊕ new DataModel(): DataModel

Public Properties

aggrFunctions

The list of aggregate functions.

● aggrFunctions: AggrFunction[]

editors

The list of value editors.

● editors: ValueEditor[]

eqlcns

The License.

● eqlcns: EqLcns

id

The ID of the data mode.

● id: string

name

The name of the data model.

● name: string

operators

The list of operators.

● operators: Operator[]

rootEntity

The root entity.

● rootEntity: Entity

version

The version of the data model.

● version: string

Public Methods

checkAttrProperty

Checks wether attribute contains such property.

▸ checkAttrProperty(attrId: string,propName: string): boolean

Parameters:

  • attrId: string - The attribute ID.
  • propName: string - The property name.

Returns boolean - true if the attribute contains the property, otherwise false.

createQuery

Creates query.

▸ createQuery(): Query

Returns Query - The Query.

findOperatorById

Finds operator in model by its ID. This function runs through all operators inside specified model and returns the one with specified ID.

▸ findOperatorById(operatorId: string): Operator | null

Parameters:

  • operatorId: string - An operator ID.

Returns Operator | null - The operator or null.

getAggrFunctionCaption

Gets caption of the aggregate function.

▸ getAggrFunctionCaption(funcId: string): string

Parameters:

  • funcId: string - The function id.

Returns string - The caption.

getAggrFunctionFormat

Gets format of the aggregate function.

▸ getAggrFunctionFormat(funcId: string): string

Parameters:

  • funcId: string - The function id.

Returns string - The caption.

getAggrFunctions

Gets the list of aggegate functions.

▸ getAggrFunctions(): AggrFunction[]

Returns AggrFunction[] - AN array of aggregate functions.

getAttributeById

Gets entity attribute by its ID. This function runs through all attributes inside specified model (it's root entity and all its sub-entities).

▸ getAttributeById(attrId: string): EntityAttr

Parameters:

  • attrId: string - The attribute ID.

Returns EntityAttr - The attribute or null.

getAttributeText

Gets the attribute text.

▸ getAttributeText(attr: EntityAttr,format: string): string

Parameters:

  • attr: EntityAttr - The attribute.
  • format: string - The format.

Returns string - Formatted text.

getDateMacroValue

Gets date by its macro value.

▸ getDateMacroValue(macro: string): Date | null

Parameters:

  • macro: string - The macro value.

Returns Date | null - The date or null

getDateOrMacroValue

Gets date or macro by macro value.

▸ getDateOrMacroValue(macroValue: string): string | Date

Parameters:

  • macroValue: string - The macro value.

Returns string | Date - The date or macro valu.

getDefaultOperatorForAttr

Gets default operator for an attribute.

▸ getDefaultOperatorForAttr(attr: EntityAttr): Operator

Parameters:

Returns Operator - The operator.

getDefaultOperatorIdForAttr

▸ getDefaultOperatorIdForAttr(attr: EntityAttr): string

Parameters:

Returns string

getEditorById

Finds editor by its ID.

▸ getEditorById(editorId: string): ValueEditor | null

Parameters:

  • editorId: string - The editor ID.

Returns ValueEditor | null - The value editor or null.

getEntitiesTree

Gets entities tree.

▸ getEntitiesTree(opts: any): any

Parameters:

  • opts: any - The options.

Returns any - The tree.

getEntitiesTreeWithFilter

Gets entities tree due to filter.

▸ getEntitiesTreeWithFilter(filterCallback: any): Entity[]

Parameters:

  • filterCallback: any - The filter.

Returns Entity[] - The tree.

getEntityAttrById

Gets entity attribute by its ID. This function runs through all attributes inside specified entity and all its sub-entities.

▸ getEntityAttrById(entity: Entity,attrId: string): EntityAttr | null

Parameters:

  • entity: Entity
  • attrId: string

Returns EntityAttr | null - The attribute or null.

getEntityPathByAttr

Finds entity path by attribute

▸ getEntityPathByAttr(entity: Entity,attrId: string,sep: string,root: boolean): string

Parameters:

  • entity: Entity - The entity.
  • attrId: string - The attribute id.
  • sep: string - The separator.
  • root: boolean - The root option.

Returns string - The path.

getFirstAttributeByFilter

Finds first attribute by filter.

▸ getFirstAttributeByFilter(filterCallback: (attr: EntityAttr) => boolean): EntityAttr

Parameters:

  • filterCallback: (attr: EntityAttr) => boolean - The filter.

Returns EntityAttr

getFirstUICAttr

▸ getFirstUICAttr(): EntityAttr

Returns EntityAttr

getFullEntityPathByAttr

Finds full entity path by attribute

▸ getFullEntityPathByAttr(attrId: string,sep: string): string

Parameters:

  • attrId: string - The attribute id.
  • sep: string - The separator.

Returns string - The path.

getId

Gets ID of the data model.

▸ getId(): string

Returns string - The ID.

getName

Gets name of the data model.

▸ getName(): string

Returns string - The name.

getObject

Gets the data model object.

▸ getObject(): DataModel

Returns DataModel - Tha data model.

getOperand

Gets operand.

▸ getOperand(attr: EntityAttr,operator: Operator,index: number): Operand

Parameters:

  • attr: EntityAttr - The attribute.
  • operator: Operator - The operator.
  • index: number - The index.

Returns Operand - The operand.

getOperatorById

Finds operator in model by its ID. his function runs through all operators inside specified model and returns the one with specified ID.

▸ getOperatorById(operatorId: string): Operator

Parameters:

  • operatorId: string - Operator ID.

Returns Operator - The operator or special NullOperator object if operator is not found.

getRootEntity

Gets root entity of the data model.

▸ getRootEntity(): Entity

Returns Entity - The root entity.

getTimeMacroValue

Gets time by its macro value.

▸ getTimeMacroValue(macro: string): Date | null

Parameters:

  • macro: string - The macro value.

Returns Date | null - The date or null.

getTimeOrMacroValue

Gets time or macro by macro value.

▸ getTimeOrMacroValue(time: string): string | Date

Parameters:

  • time: string

Returns string | Date - The time or macro valu.

isDateMacro

Checks wether macro value is date.

▸ isDateMacro(macro: string): boolean

Parameters:

  • macro: string - The macro value.

Returns boolean

isEmpty

Checks wether the data model is empty.

▸ isEmpty(): boolean

Returns boolean - true if the data model is empty, otherwise false.

isTimeMacro

Checks wether macro value is time.

▸ isTimeMacro(macro: string): boolean

Parameters:

  • macro: string - The macro value.

Returns boolean

loadFromData

Loads data model from its JSON representation object.

▸ loadFromData(data: DataModelData): void

Parameters:

Returns void

loadFromJSON

Loads data model from JSON.

▸ loadFromJSON(stringJson: string): void

Parameters:

  • stringJson: string - The JSON string.

Returns void

rgdlce

Gets license.

▸ rgdlce(): boolean

Returns boolean - The license.

runThroughEntities

Scans model's entity tree and calls the callback functions for each attribute and entity.

▸ runThroughEntities(processAttribute: (attr: EntityAttr, opts: any) => void,processEntity: (entity: Entity, opts: any) => void): void

Parameters:

  • processAttribute: (attr: EntityAttr, opts: any) => void - The callback function which is called for each attribute in model's entity tree. The processed attribute is passed in the first function parameter.
  • processEntity: (entity: Entity, opts: any) => void - The callback function which is called for each entity in tree. The processed entity is passed in the first function parameter.

Returns void

setData

Sets data to data model.

▸ setData(model: DataModelData | string): void

Parameters:

  • model: DataModelData | string - Its JSON representation object or JSON string.

Returns void