86 lines
2.1 KiB
Go
86 lines
2.1 KiB
Go
package nodecache
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import (
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"context"
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"errors"
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"github.com/anytypeio/go-anytype-infrastructure-experiments/common/app"
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"github.com/anytypeio/go-anytype-infrastructure-experiments/common/app/logger"
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"github.com/anytypeio/go-anytype-infrastructure-experiments/common/commonspace/treegetter"
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"github.com/anytypeio/go-anytype-infrastructure-experiments/common/pkg/acl/tree"
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"github.com/anytypeio/go-anytype-infrastructure-experiments/common/pkg/ocache"
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"github.com/anytypeio/go-anytype-infrastructure-experiments/node/nodespace"
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"time"
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)
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var log = logger.NewNamed("treecache")
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var ErrCacheObjectWithoutTree = errors.New("cache object contains no tree")
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type ctxKey int
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const spaceKey ctxKey = 0
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type treeCache struct {
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gcttl int
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cache ocache.OCache
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nodeService nodespace.Service
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}
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func New(ttl int) treegetter.TreeGetter {
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return &treeCache{
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gcttl: ttl,
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}
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}
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func (c *treeCache) Run(ctx context.Context) (err error) {
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return nil
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}
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func (c *treeCache) Close(ctx context.Context) (err error) {
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return c.cache.Close()
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}
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func (c *treeCache) Init(a *app.App) (err error) {
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c.nodeService = a.MustComponent(nodespace.CName).(nodespace.Service)
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c.cache = ocache.New(
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func(ctx context.Context, id string) (value ocache.Object, err error) {
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spaceId := ctx.Value(spaceKey).(string)
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space, err := c.nodeService.GetSpace(ctx, spaceId)
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if err != nil {
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return
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}
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return space.BuildTree(ctx, id, nil)
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},
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ocache.WithLogger(log.Sugar()),
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ocache.WithGCPeriod(time.Minute),
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ocache.WithTTL(time.Duration(c.gcttl)*time.Second),
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)
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return nil
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}
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func (c *treeCache) Name() (name string) {
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return treegetter.CName
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}
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func (c *treeCache) GetTree(ctx context.Context, spaceId, id string) (tr tree.ObjectTree, err error) {
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ctx = context.WithValue(ctx, spaceKey, spaceId)
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value, err := c.cache.Get(ctx, id)
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if err != nil {
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return
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}
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tr = value.(tree.ObjectTree)
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return
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}
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func (c *treeCache) DeleteTree(ctx context.Context, spaceId, treeId string) (err error) {
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tr, err := c.GetTree(ctx, spaceId, treeId)
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if err != nil {
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return
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}
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err = tr.Delete()
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if err != nil {
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return
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}
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_, err = c.cache.Remove(treeId)
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return
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}
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