42 lines
1.3 KiB
Go
42 lines
1.3 KiB
Go
package store
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import (
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"context"
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visedb "git.defalsify.org/vise.git/db"
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storedb "git.grassecon.net/grassrootseconomics/sarafu-vise/store/db"
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"git.grassecon.net/grassrootseconomics/sarafu-vise/store/db"
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)
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// TODO: Rename interface, "datastore" is redundant naming and too general
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type DataStore interface {
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visedb.Db
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ReadEntry(ctx context.Context, sessionId string, typ db.DataTyp) ([]byte, error)
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WriteEntry(ctx context.Context, sessionId string, typ db.DataTyp, value []byte) error
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}
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type UserDataStore struct {
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visedb.Db
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}
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// ReadEntry retrieves an entry to the userdata store.
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func (store *UserDataStore) ReadEntry(ctx context.Context, sessionId string, typ db.DataTyp) ([]byte, error) {
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store.SetPrefix(visedb.DATATYPE_USERDATA)
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store.SetSession(sessionId)
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k := storedb.ToBytes(typ)
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return store.Get(ctx, k)
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}
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// WriteEntry adds an entry to the userdata store.
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// BUG: this uses sessionId twice
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func (store *UserDataStore) WriteEntry(ctx context.Context, sessionId string, typ db.DataTyp, value []byte) error {
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store.SetPrefix(visedb.DATATYPE_USERDATA)
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store.SetSession(sessionId)
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k := storedb.ToBytes(typ)
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return store.Put(ctx, k, value)
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}
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func StoreToPrefixDb(userStore *UserDataStore, pfx []byte) storedb.PrefixDb {
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return storedb.NewSubPrefixDb(userStore.Db, pfx)
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}
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