ddb

package
v0.16.0 Latest Latest
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 Go to latest Published: Mar 14, 2024 License: MIT Imports: 29 Imported by: 0

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Constants

View Source 
const (
	MetadataKeyTables = "cloud.aws.dynamodb.tables"

	MetricNameAccessSuccess = "DdbAccessSuccess"
	MetricNameAccessFailure = "DdbAccessFailure"
	MetricNameAccessLatency = "DdbAccessLatency"

	OpSave = "save"

	StreamViewTypeNewImage        = types.StreamViewTypeNewImage
	StreamViewTypeOldImage        = types.StreamViewTypeOldImage
	StreamViewTypeNewAndOldImages = types.StreamViewTypeNewAndOldImages
	StreamViewTypeKeysOnly        = types.StreamViewTypeKeysOnly

	Create = "create"
	Update = "update"
	Delete = "delete"
)

Variables

This section is empty.

Functions

func And 

func And(left, right expression.ConditionBuilder, other ...expression.ConditionBuilder) expression.ConditionBuilder

func AttributeExists 

func AttributeExists(attribute string) expression.ConditionBuilder

func AttributeNotExists 

func AttributeNotExists(attribute string) expression.ConditionBuilder

func Between 

func Between(attribute string, lower interface{}, upper interface{}) expression.ConditionBuilder

func Eq 

func Eq(attribute string, value interface{}) expression.ConditionBuilder

func GetTableNameWithSettings 

func GetTableNameWithSettings(tableSettings *Settings, namingSettings *TableNamingSettings) string

func Gt 

func Gt(attribute string, value interface{}) expression.ConditionBuilder

func Gte 

func Gte(attribute string, value interface{}) expression.ConditionBuilder

func IsTableNotFoundError 

func IsTableNotFoundError(err error) bool

func Lt 

func Lt(attribute string, value interface{}) expression.ConditionBuilder

func Lte 

func Lte(attribute string, value interface{}) expression.ConditionBuilder

func MarshalMap 

func MarshalMap(in interface{}) (map[string]types.AttributeValue, error)

func MetadataReadFields 

func MetadataReadFields(model interface{}) ([]string, error)

func NewDecoder 

func NewDecoder() *attributevalue.Decoder

func NewEncoder 

func NewEncoder() *attributevalue.Encoder

func NewMetricRepository 

func NewMetricRepository(_ cfg.Config, _ log.Logger, repo Repository) *metricRepository

func NewTransactionRepository 

func NewTransactionRepository(ctx context.Context, config cfg.Config, logger log.Logger, name string) (*transactionRepository, error)

func NewTransactionRepositoryWithInterfaces 

func NewTransactionRepositoryWithInterfaces(logger log.Logger, client gosoDynamodb.Client, tracer tracing.Tracer) *transactionRepository

func Not 

func Not(cond expression.ConditionBuilder) expression.ConditionBuilder

func NotEq 

func NotEq(attribute string, value interface{}) expression.ConditionBuilder

func Or 

func Or(left, right expression.ConditionBuilder, other ...expression.ConditionBuilder) expression.ConditionBuilder

func TableName 

func TableName(config cfg.Config, settings *Settings) string

func UnmarshalList 

func UnmarshalList(l []types.AttributeValue, out interface{}) error

func UnmarshalListOfMaps 

func UnmarshalListOfMaps(l []map[string]types.AttributeValue, out interface{}) error

func UnmarshalMap 

func UnmarshalMap(m map[string]types.AttributeValue, out interface{}) error

Types

type Attribute 

type Attribute struct {
	FieldName     string
	AttributeName string
	Tags          map[string]string
	Type          types.ScalarAttributeType
}

func (*Attribute) HasTag 

func (d *Attribute) HasTag(key string, value string) bool

type Attributes 

type Attributes map[string]*Attribute

func ReadAttributes 

func ReadAttributes(model interface{}) (Attributes, error)

func (Attributes) GetByTag 

func (a Attributes) GetByTag(key string, value string) (*Attribute, error)

type BatchGetItemsBuilder 

type BatchGetItemsBuilder interface {
	WithKeys(values ...interface{}) BatchGetItemsBuilder
	WithKeyPairs(pairs [][]interface{}) BatchGetItemsBuilder
	WithHashKeys(hashKeys interface{}) BatchGetItemsBuilder
	DisableTtlFilter() BatchGetItemsBuilder
	WithProjection(projection interface{}) BatchGetItemsBuilder
	WithConsistentRead(consistentRead bool) BatchGetItemsBuilder
	Build(result interface{}) (*dynamodb.BatchGetItemInput, error)
}

func NewBatchGetItemsBuilder 

func NewBatchGetItemsBuilder(metadata *Metadata, clock clock.Clock) BatchGetItemsBuilder

type Capacity 

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

func (*Capacity) Read 

func (c *Capacity) Read() float64

func (*Capacity) Total 

func (c *Capacity) Total() float64

func (*Capacity) Write 

func (c *Capacity) Write() float64

type ConditionCheckBuilder 

type ConditionCheckBuilder interface {
	Build(result interface{}) (*types.ConditionCheck, error)
	ReturnNone() ConditionCheckBuilder
	ReturnAllOld() ConditionCheckBuilder
	WithHash(hashValue interface{}) ConditionCheckBuilder
	WithRange(rangeValue interface{}) ConditionCheckBuilder
	WithKeys(keys ...interface{}) ConditionCheckBuilder
	WithCondition(cond expression.ConditionBuilder) ConditionCheckBuilder
}

func NewConditionCheckBuilder 

func NewConditionCheckBuilder(metadata *Metadata) ConditionCheckBuilder

type ConsumedCapacity 

type ConsumedCapacity struct {
	Capacity
	Table Capacity
	LSI   map[string]*Capacity
	GSI   map[string]*Capacity
}

type DeleteItemBuilder 

type DeleteItemBuilder interface {
	WithHash(hashValue interface{}) DeleteItemBuilder
	WithRange(rangeValue interface{}) DeleteItemBuilder
	WithCondition(cond expression.ConditionBuilder) DeleteItemBuilder
	ReturnNone() DeleteItemBuilder
	ReturnAllOld() DeleteItemBuilder
	Build(item interface{}) (*dynamodb.DeleteItemInput, error)
}

func NewDeleteItemBuilder 

func NewDeleteItemBuilder(metadata *Metadata) DeleteItemBuilder

type DeleteItemResult 

type DeleteItemResult struct {
	ConditionalCheckFailed bool
	ConsumedCapacity       *ConsumedCapacity
}

type FieldAware 

type FieldAware interface {
	KeyAware
	GetModel() interface{}
	ContainsField(field string) bool
	GetFields() []string
}

type GetItemBuilder 

type GetItemBuilder interface {
	WithHash(hashValue interface{}) GetItemBuilder
	WithRange(rangeValue interface{}) GetItemBuilder
	WithKeys(keys ...interface{}) GetItemBuilder
	DisableTtlFilter() GetItemBuilder
	WithProjection(rangeValue interface{}) GetItemBuilder
	WithConsistentRead(consistentRead bool) GetItemBuilder
	Build(result interface{}) (*dynamodb.GetItemInput, error)
}

func NewGetItemBuilder 

func NewGetItemBuilder(metadata *Metadata, clock clock.Clock) GetItemBuilder

type GetItemResult 

type GetItemResult struct {
	IsFound          bool
	ConsumedCapacity *ConsumedCapacity
}

type GlobalSettings 

type GlobalSettings struct {
	Name               string
	Model              interface{}
	ReadCapacityUnits  int64
	WriteCapacityUnits int64
}

type KeyAware 

type KeyAware interface {
	IsKeyField(field string) bool
	GetHashKey() *string
	GetRangeKey() *string
	GetKeyFields() []string
}

type KeyValues 

type KeyValues map[string]types.AttributeValue

type LocalSettings 

type LocalSettings struct {
	Name  string
	Model interface{}
}

type MainSettings 

type MainSettings struct {
	Model              interface{}
	StreamView         types.StreamViewType
	ReadCapacityUnits  int64
	WriteCapacityUnits int64
}

type Metadata 

type Metadata struct {
	TableName  string
	Attributes Attributes
	TimeToLive metadataTtl
	Main       metadataMain
	Local      metaLocal
	Global     metaGlobal
}

func (*Metadata) Index 

func (d *Metadata) Index(name string) FieldAware

type MetadataFactory 

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

func NewMetadataFactory 

func NewMetadataFactory(config cfg.Config, settings *Settings) *MetadataFactory

func NewMetadataFactoryWithInterfaces 

func NewMetadataFactoryWithInterfaces(settings *Settings, tableName string) *MetadataFactory

func (*MetadataFactory) GetMetadata 

func (f *MetadataFactory) GetMetadata() (*Metadata, error)

func (*MetadataFactory) GetSettings 

func (f *MetadataFactory) GetSettings() *Settings

func (*MetadataFactory) GetTableName 

func (f *MetadataFactory) GetTableName() string

type OperationResult 

type OperationResult struct {
	ConsumedCapacity *ConsumedCapacity
}

type Progress 

type Progress interface {
	GetRequestCount() int32
	GetItemCount() int32
	GetScannedCount() int32
	GetConsumedCapacity() *ConsumedCapacity
}

type PutItemBuilder 

type PutItemBuilder interface {
	WithCondition(cond expression.ConditionBuilder) PutItemBuilder
	ReturnNone() PutItemBuilder
	ReturnAllOld() PutItemBuilder
	Build(item interface{}) (*dynamodb.PutItemInput, error)
}

func NewPutItemBuilder 

func NewPutItemBuilder(metadata *Metadata) PutItemBuilder

type PutItemResult 

type PutItemResult struct {
	ConditionalCheckFailed bool
	ConsumedCapacity       *ConsumedCapacity
	IsReturnEmpty          bool
}

type QueryBuilder 

type QueryBuilder interface {
	WithIndex(name string) QueryBuilder
	WithHash(value interface{}) QueryBuilder
	WithRangeBetween(lower interface{}, upper interface{}) QueryBuilder
	WithRangeBeginsWith(prefix string) QueryBuilder
	WithRangeEq(value interface{}) QueryBuilder
	WithRangeGt(value interface{}) QueryBuilder
	WithRangeGte(value interface{}) QueryBuilder
	WithRangeLt(value interface{}) QueryBuilder
	WithRangeLte(value interface{}) QueryBuilder
	WithFilter(filter expression.ConditionBuilder) QueryBuilder
	DisableTtlFilter() QueryBuilder
	WithProjection(projection interface{}) QueryBuilder
	WithLimit(limit int) QueryBuilder
	WithPageSize(size int) QueryBuilder
	WithDescendingOrder() QueryBuilder
	WithConsistentRead(consistentRead bool) QueryBuilder
	Build(result interface{}) (*QueryOperation, error)
}

func NewQueryBuilder 

func NewQueryBuilder(metadata *Metadata, clock clock.Clock) QueryBuilder

type QueryOperation 

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

type QueryResult 

type QueryResult struct {
	RequestCount     int32
	ItemCount        int32
	ScannedCount     int32
	ConsumedCapacity *ConsumedCapacity
}

func (QueryResult) GetConsumedCapacity 

func (q QueryResult) GetConsumedCapacity() *ConsumedCapacity

func (QueryResult) GetItemCount 

func (q QueryResult) GetItemCount() int32

func (QueryResult) GetRequestCount 

func (q QueryResult) GetRequestCount() int32

func (QueryResult) GetScannedCount 

func (q QueryResult) GetScannedCount() int32

type Repository 

type Repository interface {
	GetModelId() mdl.ModelId

	BatchDeleteItems(ctx context.Context, value interface{}) (*OperationResult, error)
	BatchGetItems(ctx context.Context, qb BatchGetItemsBuilder, result interface{}) (*OperationResult, error)
	BatchPutItems(ctx context.Context, items interface{}) (*OperationResult, error)
	DeleteItem(ctx context.Context, db DeleteItemBuilder, item interface{}) (*DeleteItemResult, error)
	GetItem(ctx context.Context, qb GetItemBuilder, result interface{}) (*GetItemResult, error)
	PutItem(ctx context.Context, qb PutItemBuilder, item interface{}) (*PutItemResult, error)
	Query(ctx context.Context, qb QueryBuilder, result interface{}) (*QueryResult, error)
	Scan(ctx context.Context, sb ScanBuilder, result interface{}) (*ScanResult, error)
	UpdateItem(ctx context.Context, ub UpdateItemBuilder, item interface{}) (*UpdateItemResult, error)

	BatchGetItemsBuilder() BatchGetItemsBuilder
	DeleteItemBuilder() DeleteItemBuilder
	GetItemBuilder() GetItemBuilder
	QueryBuilder() QueryBuilder
	PutItemBuilder() PutItemBuilder
	ScanBuilder() ScanBuilder
	UpdateItemBuilder() UpdateItemBuilder
}

func NewRepository 

func NewRepository(ctx context.Context, config cfg.Config, logger log.Logger, settings *Settings, optFns ...gosoDynamodb.ClientOption) (Repository, error)

func NewWithInterfaces 

func NewWithInterfaces(logger log.Logger, tracer tracing.Tracer, client gosoDynamodb.Client, metadataFactory *MetadataFactory) (Repository, error)

type ResultCallback 

type ResultCallback func(ctx context.Context, items interface{}, progress Progress) (bool, error)

type ScanBuilder 

type ScanBuilder interface {
	WithIndex(name string) ScanBuilder
	WithFilter(filter expression.ConditionBuilder) ScanBuilder
	DisableTtlFilter() ScanBuilder
	WithProjection(projection interface{}) ScanBuilder
	WithLimit(limit int) ScanBuilder
	WithPageSize(size int) ScanBuilder
	WithSegment(segment int, total int) ScanBuilder
	WithConsistentRead(consistentRead bool) ScanBuilder
	Build(result interface{}) (*ScanOperation, error)
}

func NewScanBuilder 

func NewScanBuilder(metadata *Metadata, clock clock.Clock) ScanBuilder

type ScanOperation 

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

type ScanResult 

type ScanResult struct {
	RequestCount     int32
	ItemCount        int32
	ScannedCount     int32
	ConsumedCapacity *ConsumedCapacity
}

func (ScanResult) GetConsumedCapacity 

func (s ScanResult) GetConsumedCapacity() *ConsumedCapacity

func (ScanResult) GetItemCount 

func (s ScanResult) GetItemCount() int32

func (ScanResult) GetRequestCount 

func (s ScanResult) GetRequestCount() int32

func (ScanResult) GetScannedCount 

func (s ScanResult) GetScannedCount() int32

type Service 

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

func NewService 

func NewService(ctx context.Context, config cfg.Config, logger log.Logger, settings *Settings, optFns ...gosoDynamodb.ClientOption) (*Service, error)

func NewServiceWithInterfaces 

func NewServiceWithInterfaces(logger log.Logger, client gosoDynamodb.Client, metadataFactory *MetadataFactory) *Service

func (*Service) CreateTable 

func (s *Service) CreateTable(ctx context.Context) (*Metadata, error)

func (*Service) DescribeTable 

func (s *Service) DescribeTable(ctx context.Context) (*TableDescription, error)

type Settings 

type Settings struct {
	ModelId             mdl.ModelId
	TableNamingSettings TableNamingSettings
	AutoCreate          bool
	DisableTracing      bool
	ClientName          string
	Main                MainSettings
	Local               []LocalSettings
	Global              []GlobalSettings
}

type SimpleSettings 

type SimpleSettings struct {
	ModelId            mdl.ModelId
	AutoCreate         bool
	Model              interface{}
	StreamView         string
	ReadCapacityUnits  int64
	WriteCapacityUnits int64
}

type TableDescription 

type TableDescription struct {
	Name      string
	ItemCount int64
}

type TableMetadata 

type TableMetadata struct {
	AwsClientName string `json:"aws_client_name"`
	TableName     string `json:"table_name"`
}

type TableNamingSettings 

type TableNamingSettings struct {
	Pattern string `cfg:"pattern,nodecode" default:"{project}-{env}-{family}-{group}-{modelId}"`
}

func GetTableNamingSettings 

func GetTableNamingSettings(config cfg.Config, clientName string) *TableNamingSettings

type TableNotFoundError 

type TableNotFoundError struct {
	TableName string
	// contains filtered or unexported fields
}

func NewTableNotFoundError 

func NewTableNotFoundError(tableName string, err error) TableNotFoundError

func (TableNotFoundError) Error 

func (t TableNotFoundError) Error() string

func (TableNotFoundError) Unwrap 

func (t TableNotFoundError) Unwrap() error

type TransactConditionCheck 

type TransactConditionCheck struct {
	Builder ConditionCheckBuilder
	Item    interface{}
}

func (*TransactConditionCheck) Build 

func (b *TransactConditionCheck) Build() (*types.TransactWriteItem, error)

func (*TransactConditionCheck) GetItem 

func (b *TransactConditionCheck) GetItem() interface{}

type TransactDeleteItem 

type TransactDeleteItem struct {
	Builder DeleteItemBuilder
	Item    interface{}
}

func (*TransactDeleteItem) Build 

func (b *TransactDeleteItem) Build() (*types.TransactWriteItem, error)

func (*TransactDeleteItem) GetItem 

func (b *TransactDeleteItem) GetItem() interface{}

type TransactGetItem 

type TransactGetItem struct {
	Builder GetItemBuilder
	Item    interface{}
}

func (*TransactGetItem) Build 

func (b *TransactGetItem) Build() (types.TransactGetItem, error)

func (*TransactGetItem) GetItem 

func (b *TransactGetItem) GetItem() interface{}

type TransactGetItemBuilder 

type TransactGetItemBuilder interface {
	Build() (types.TransactGetItem, error)
	GetItem() interface{}
}

type TransactPutItem 

type TransactPutItem struct {
	Builder PutItemBuilder
	Item    interface{}
}

func NewTransactionPutItemBuilder 

func NewTransactionPutItemBuilder() *TransactPutItem

func (*TransactPutItem) Build 

func (b *TransactPutItem) Build() (*types.TransactWriteItem, error)

func (*TransactPutItem) GetItem 

func (b *TransactPutItem) GetItem() interface{}

type TransactUpdateItem 

type TransactUpdateItem struct {
	Builder UpdateItemBuilder
	Item    interface{}
}

func (*TransactUpdateItem) Build 

func (b *TransactUpdateItem) Build() (*types.TransactWriteItem, error)

func (*TransactUpdateItem) GetItem 

func (b *TransactUpdateItem) GetItem() interface{}

type TransactWriteItemBuilder 

type TransactWriteItemBuilder interface {
	Build() (*types.TransactWriteItem, error)
	GetItem() interface{}
}

type TransactionRepository 

type TransactionRepository interface {
	TransactWriteItems(ctx context.Context, items []TransactWriteItemBuilder) (*OperationResult, error)
	TransactGetItems(ctx context.Context, items []TransactGetItemBuilder) (*OperationResult, error)
}

type Unmarshaller 

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

func NewUnmarshallerFromPtrSlice 

func NewUnmarshallerFromPtrSlice(result interface{}) (*Unmarshaller, error)

func NewUnmarshallerFromStruct 

func NewUnmarshallerFromStruct(model interface{}) (*Unmarshaller, error)

func (*Unmarshaller) Append 

func (u *Unmarshaller) Append(items []map[string]types.AttributeValue) error

func (*Unmarshaller) Unmarshal 

func (u *Unmarshaller) Unmarshal(items []map[string]types.AttributeValue) (interface{}, error)

type UpdateItemBuilder 

type UpdateItemBuilder interface {
	WithHash(hashValue interface{}) UpdateItemBuilder
	WithRange(rangeValue interface{}) UpdateItemBuilder
	WithCondition(cond expression.ConditionBuilder) UpdateItemBuilder
	Add(path string, value interface{}) UpdateItemBuilder
	Delete(path string, value interface{}) UpdateItemBuilder
	Set(path string, value interface{}) UpdateItemBuilder
	SetMap(values map[string]interface{}) UpdateItemBuilder
	SetIfNotExist(path string, value interface{}) UpdateItemBuilder
	Remove(path string) UpdateItemBuilder
	RemoveMultiple(paths ...string) UpdateItemBuilder
	ReturnNone() UpdateItemBuilder
	ReturnAllOld() UpdateItemBuilder
	ReturnUpdatedOld() UpdateItemBuilder
	ReturnAllNew() UpdateItemBuilder
	ReturnUpdatedNew() UpdateItemBuilder
	Build(item interface{}) (*dynamodb.UpdateItemInput, error)
}

func NewUpdateItemBuilder 

func NewUpdateItemBuilder(metadata *Metadata) UpdateItemBuilder

type UpdateItemResult 

type UpdateItemResult struct {
	ConditionalCheckFailed bool
	ConsumedCapacity       *ConsumedCapacity
}

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