association

package
v0.6.0 Latest Latest
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 Go to latest Published: May 31, 2026 License: AGPL-3.0 Imports: 5 Imported by: 0

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Functions

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Types

type Association 

type Association struct {
	// contains filtered or unexported fields
}

Association represents a model association.

func NewAssociation 

func NewAssociation(query contractsorm.Query, model any, association string) *Association

NewAssociation creates a new Association instance.

func (*Association) Append 

func (a *Association) Append(values ...any) error

Append appending a model to the association.

func (*Association) AssociationName 

func (a *Association) AssociationName() string

AssociationName returns the association name.

func (*Association) Clear 

func (a *Association) Clear() error

Clear clears the association.

func (*Association) Count 

func (a *Association) Count() int64

Count returns the number of records in the association.

func (*Association) Delete 

func (a *Association) Delete(values ...any) error

Delete deletes the given value from the association.

func (*Association) Find 

func (a *Association) Find(out any, conds ...any) error

Find finds records that match given conditions.

func (*Association) Model 

func (a *Association) Model() any

Model returns the model instance.

func (*Association) Query 

func (a *Association) Query() contractsorm.Query

Query returns the underlying query instance.

func (*Association) Replace 

func (a *Association) Replace(values ...any) error

Replace replaces the association with the given value.

type BelongsTo 

type BelongsTo struct {
	*Association
	// contains filtered or unexported fields
}

BelongsTo represents a belongs-to relationship.

func NewBelongsTo 

func NewBelongsTo(query contractsorm.Query, model any, association, foreignKey, otherKey string) *BelongsTo

NewBelongsTo creates a new BelongsTo association.

func (*BelongsTo) Append 

func (b *BelongsTo) Append(values ...any) error

Append sets the foreign key to associate the model.

func (*BelongsTo) Clear 

func (b *BelongsTo) Clear() error

Clear clears the association by setting the foreign key to nil.

func (*BelongsTo) Count 

func (b *BelongsTo) Count() int64

Count returns 1 if the association exists, 0 otherwise.

func (*BelongsTo) Delete 

func (b *BelongsTo) Delete(values ...any) error

Delete clears the association by setting the foreign key to nil.

func (*BelongsTo) Find 

func (b *BelongsTo) Find(out any, conds ...any) error

Find loads the associated model for a belongs-to relationship.

func (*BelongsTo) Replace 

func (b *BelongsTo) Replace(values ...any) error

Replace replaces the current association with the given value.

type HasMany 

type HasMany struct {
	*Association
	// contains filtered or unexported fields
}

HasMany represents a has-many relationship.

func NewHasMany 

func NewHasMany(query contractsorm.Query, model any, association, foreignKey, localKey string) *HasMany

NewHasMany creates a new HasMany association.

func (*HasMany) Append 

func (h *HasMany) Append(values ...any) error

Append appends models to the association.

func (*HasMany) Clear 

func (h *HasMany) Clear() error

Clear clears the association by setting the foreign key to null for all related models.

func (*HasMany) Count 

func (h *HasMany) Count() int64

Count returns the number of records in the association.

func (*HasMany) Delete 

func (h *HasMany) Delete(values ...any) error

Delete removes the given values from the association.

func (*HasMany) Find 

func (h *HasMany) Find(out any, conds ...any) error

Find loads the associated models for a has-many relationship.

func (*HasMany) Replace 

func (h *HasMany) Replace(values ...any) error

Replace replaces the current association with the given values.

type HasOne 

type HasOne struct {
	*Association
	// contains filtered or unexported fields
}

HasOne represents a has-one relationship.

func NewHasOne 

func NewHasOne(query contractsorm.Query, model any, association, foreignKey, localKey string) *HasOne

NewHasOne creates a new HasOne association.

func (*HasOne) Append 

func (h *HasOne) Append(values ...any) error

Append sets the foreign key to associate the model.

func (*HasOne) Clear 

func (h *HasOne) Clear() error

Clear clears the association by setting the foreign key to null.

func (*HasOne) Count 

func (h *HasOne) Count() int64

Count returns 1 if the association exists, 0 otherwise.

func (*HasOne) Delete 

func (h *HasOne) Delete(values ...any) error

Delete removes the given value from the association.

func (*HasOne) Find 

func (h *HasOne) Find(out any, conds ...any) error

Find loads the associated model for a has-one relationship.

func (*HasOne) Replace 

func (h *HasOne) Replace(values ...any) error

Replace replaces the current association with the given value.

type PolymorphicBelongsTo added in v0.6.0 

type PolymorphicBelongsTo struct {
	*Association
	// contains filtered or unexported fields
}

PolymorphicBelongsTo represents a polymorphic belongs-to relationship. This allows a model to belong to multiple different model types. Example: A Comment can belong to a Post or a Video.

func NewPolymorphicBelongsTo added in v0.6.0 

func NewPolymorphicBelongsTo(query contractsorm.Query, model any, association, polymorphicID, polymorphicType string) *PolymorphicBelongsTo

NewPolymorphicBelongsTo creates a new PolymorphicBelongsTo association.

func (*PolymorphicBelongsTo) Append added in v0.6.0 

func (p *PolymorphicBelongsTo) Append(values ...any) error

Append sets the polymorphic fields to associate the model.

func (*PolymorphicBelongsTo) Clear added in v0.6.0 

func (p *PolymorphicBelongsTo) Clear() error

Clear clears the association by setting the polymorphic fields to nil.

func (*PolymorphicBelongsTo) Count added in v0.6.0 

func (p *PolymorphicBelongsTo) Count() int64

Count returns 1 if the association exists, 0 otherwise.

func (*PolymorphicBelongsTo) Delete added in v0.6.0 

func (p *PolymorphicBelongsTo) Delete(values ...any) error

Delete clears the association by setting the polymorphic fields to nil. The values parameter is validated to ensure the provided value matches the current association.

func (*PolymorphicBelongsTo) Find added in v0.6.0 

func (p *PolymorphicBelongsTo) Find(out any, conds ...any) error

Find loads the associated model for a polymorphic belongs-to relationship.

func (*PolymorphicBelongsTo) Replace added in v0.6.0 

func (p *PolymorphicBelongsTo) Replace(values ...any) error

Replace replaces the current association with the given value.

type PolymorphicHasMany added in v0.6.0 

type PolymorphicHasMany struct {
	*Association
	// contains filtered or unexported fields
}

PolymorphicHasMany represents a polymorphic has-many relationship. This allows a model to have many related models that can belong to multiple different model types. Example: A Post can have many Comments, and a Video can also have many Comments.

func NewPolymorphicHasMany added in v0.6.0 

func NewPolymorphicHasMany(query contractsorm.Query, model any, association, polymorphicID, polymorphicType, localKey string) *PolymorphicHasMany

NewPolymorphicHasMany creates a new PolymorphicHasMany association.

func (*PolymorphicHasMany) Append added in v0.6.0 

func (p *PolymorphicHasMany) Append(values ...any) error

Append appends models to the polymorphic association.

func (*PolymorphicHasMany) Clear added in v0.6.0 

func (p *PolymorphicHasMany) Clear() error

Clear clears the association by setting the polymorphic fields to null for all related models.

func (*PolymorphicHasMany) Count added in v0.6.0 

func (p *PolymorphicHasMany) Count() int64

Count returns the number of records in the association.

func (*PolymorphicHasMany) Delete added in v0.6.0 

func (p *PolymorphicHasMany) Delete(values ...any) error

Delete removes the given values from the association.

func (*PolymorphicHasMany) Find added in v0.6.0 

func (p *PolymorphicHasMany) Find(out any, conds ...any) error

Find loads the associated models for a polymorphic has-many relationship.

func (*PolymorphicHasMany) Replace added in v0.6.0 

func (p *PolymorphicHasMany) Replace(values ...any) error

Replace replaces the current association with the given values.

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