move DI stuff for paychmgr into modules

node/modules/paych.go

@@ -0,0 +1,37 @@
+package modules
+
+import (
+	"context"
+
+	"github.com/filecoin-project/lotus/chain/stmgr"
+	"github.com/filecoin-project/lotus/node/modules/dtypes"
+	"github.com/filecoin-project/lotus/node/modules/helpers"
+	"github.com/filecoin-project/lotus/paychmgr"
+	"github.com/ipfs/go-datastore"
+	"github.com/ipfs/go-datastore/namespace"
+	"go.uber.org/fx"
+)
+
+func NewManager(mctx helpers.MetricsCtx, lc fx.Lifecycle, sm stmgr.StateManagerAPI, pchstore *paychmgr.Store, api paychmgr.PaychAPI) *paychmgr.Manager {
+	ctx := helpers.LifecycleCtx(mctx, lc)
+	ctx, shutdown := context.WithCancel(ctx)
+
+	return paychmgr.NewManager(ctx, shutdown, sm, pchstore, api)
+}
+
+func NewPaychStore(ds dtypes.MetadataDS) *paychmgr.Store {
+	ds = namespace.Wrap(ds, datastore.NewKey("/paych/"))
+	return paychmgr.NewStore(ds)
+}
+
+// HandlePaychManager is called by dependency injection to set up hooks
+func HandlePaychManager(lc fx.Lifecycle, pm *paychmgr.Manager) {
+	lc.Append(fx.Hook{
+		OnStart: func(ctx context.Context) error {
+			return pm.Start()
+		},
+		OnStop: func(context.Context) error {
+			return pm.Stop()
+		},
+	})
+}