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42 lines
1.4 KiB
Go
42 lines
1.4 KiB
Go
//go:generate mockgen -destination mock_treestorage/mock_treestorage.go github.com/anyproto/any-sync/commonspace/object/tree/treestorage TreeStorage
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package treestorage
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import (
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"context"
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"errors"
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"github.com/anyproto/any-sync/commonspace/object/tree/treechangeproto"
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)
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var (
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ErrUnknownTreeId = errors.New("tree does not exist")
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ErrTreeExists = errors.New("tree already exists")
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ErrUnknownChange = errors.New("change doesn't exist")
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)
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type TreeStorageCreatePayload struct {
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RootRawChange *treechangeproto.RawTreeChangeWithId
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Changes []*treechangeproto.RawTreeChangeWithId
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Heads []string
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}
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type Exporter interface {
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TreeStorage(root *treechangeproto.RawTreeChangeWithId) (TreeStorage, error)
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}
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type TreeStorageCreatorFunc = func(payload TreeStorageCreatePayload) (TreeStorage, error)
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type TreeStorage interface {
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Id() string
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Root() (*treechangeproto.RawTreeChangeWithId, error)
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Heads() ([]string, error)
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SetHeads(heads []string) error
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AddRawChange(change *treechangeproto.RawTreeChangeWithId) error
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AddRawChangesSetHeads(changes []*treechangeproto.RawTreeChangeWithId, heads []string) error
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GetAllChangeIds() ([]string, error)
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GetRawChange(ctx context.Context, id string) (*treechangeproto.RawTreeChangeWithId, error)
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GetAppendRawChange(ctx context.Context, buf []byte, id string) (*treechangeproto.RawTreeChangeWithId, error)
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HasChange(ctx context.Context, id string) (bool, error)
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Delete() error
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}
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