init.gno

 1package position
 2
 3import (
 4	"gno.land/r/gnoswap/access/v1"
 5	"gno.land/r/gnoswap/position"
 6)
 7
 8func init(cur realm) {
 9	registerPositionV1(cur)
10}
11
12func registerPositionV1(cur realm) {
13	position.RegisterInitializer(
14		cross(cur),
15		func(_ int, rlm realm, positionStore position.IPositionStore) position.IPosition {
16			access.AssertIsRlmCurrent(0, rlm)
17
18			err := initStoreData(0, rlm, positionStore)
19			if err != nil {
20				panic(err)
21			}
22
23			return NewPositionV1(positionStore, newGNFTAccessor())
24		},
25	)
26}
27
28func initStoreData(_ int, rlm realm, positionStore position.IPositionStore) error {
29	if !positionStore.HasPositionNextIDStoreKey() {
30		err := positionStore.SetPositionNextID(0, rlm, uint64(1))
31		if err != nil {
32			return err
33		}
34	}
35
36	if !positionStore.HasPositionsStoreKey() {
37		err := positionStore.SetPositions(0, rlm, position.NewPositionsTree())
38		if err != nil {
39			return err
40		}
41	}
42
43	return nil
44}