Class: QueryHelper

core.QueryHelper

Hierarchy

• QueryHelper

Constructors

constructor

+ new QueryHelper(): QueryHelper

Returns: QueryHelper

Properties

SUPPORTED_OPERATORS

▪ Readonly Static SUPPORTED_OPERATORS: string[]

Defined in: packages/core/src/utils/QueryHelper.ts:10

Methods

getActiveFilters

▸ StaticgetActiveFilters(entityName: string, options: boolean | string[] | Dictionary<boolean | Dictionary<any>>, filters: Dictionary<FilterDef<any>>): FilterDef<any>[]

Parameters:

Name	Type
entityName	string
options	boolean | string[] | Dictionary<boolean | Dictionary<any>>
filters	Dictionary<FilterDef<any>>

Returns: FilterDef<any>[]

Defined in: packages/core/src/utils/QueryHelper.ts:160

---

inlinePrimaryKeyObjects

▸ StaticinlinePrimaryKeyObjects<T>(where: Dictionary<any>, meta: EntityMetadata<T>, metadata: MetadataStorage, key?: string): boolean

Type parameters:

Name	Type
T	AnyEntity<T>

Parameters:

Name	Type
where	Dictionary<any>
meta	EntityMetadata<T>
metadata	MetadataStorage
key?	string

Returns: boolean

Defined in: packages/core/src/utils/QueryHelper.ts:44

---

isFilterActive

▸ StaticisFilterActive(entityName: string, filterName: string, filter: FilterDef<any>, options: Dictionary<boolean | Dictionary<any>>): boolean

Parameters:

Name	Type
entityName	string
filterName	string
filter	FilterDef<any>
options	Dictionary<boolean | Dictionary<any>>

Returns: boolean

Defined in: packages/core/src/utils/QueryHelper.ts:181

---

isSupportedOperator

▸ Private StaticisSupportedOperator(key: string): boolean

Parameters:

Name	Type
key	string

Returns: boolean

Defined in: packages/core/src/utils/QueryHelper.ts:235

---

processCustomType

▸ StaticprocessCustomType<T>(prop: EntityProperty<T>, cond: FilterQuery<T>, platform: Platform, key?: string, fromQuery?: boolean): FilterQuery<T>

Type parameters:

Name
T

Parameters:

Name	Type
prop	EntityProperty<T>
cond	FilterQuery<T>
platform	Platform
key?	string
fromQuery?	boolean

Returns: FilterQuery<T>

Defined in: packages/core/src/utils/QueryHelper.ts:193

---

processEntity

▸ Private StaticprocessEntity(entity: AnyEntity<any>, root?: boolean): any

Parameters:

Name	Type
entity	AnyEntity<any>
root?	boolean

Returns: any

Defined in: packages/core/src/utils/QueryHelper.ts:213

---

processExpression

▸ Private StaticprocessExpression<T>(expr: string, value: T): Dictionary<T>

Type parameters:

Name
T

Parameters:

Name	Type
expr	string
value	T

Returns: Dictionary<T>

Defined in: packages/core/src/utils/QueryHelper.ts:223

---

processObjectParams

▸ StaticprocessObjectParams(params?: Dictionary<any>): any

Parameters:

Name	Type	Default value
params	Dictionary<any>	...

Returns: any

Defined in: packages/core/src/utils/QueryHelper.ts:36

---

processParams

▸ StaticprocessParams(params: any, root?: boolean): any

Parameters:

Name	Type
params	any
root?	boolean

Returns: any

Defined in: packages/core/src/utils/QueryHelper.ts:12

---

processWhere

▸ StaticprocessWhere<T>(where: FilterQuery<T>, entityName: string, metadata: MetadataStorage, platform: Platform, convertCustomTypes?: boolean, root?: boolean): FilterQuery<T>

Type parameters:

Name	Type
T	AnyEntity<T>

Parameters:

Name	Type	Default value
where	FilterQuery<T>	-
entityName	string	-
metadata	MetadataStorage	-
platform	Platform	-
convertCustomTypes	boolean	true
root	boolean	true

Returns: FilterQuery<T>

Defined in: packages/core/src/utils/QueryHelper.ts:72