refactor: refactor the code of push and optimization.

internal/push/push.go

@@ -0,0 +1,51 @@
+package push
+
+import (
+	"context"
+	pbpush "github.com/OpenIMSDK/protocol/push"
+	"github.com/OpenIMSDK/tools/discoveryregistry"
+	"github.com/openimsdk/open-im-server/v3/internal/push/offlinepush"
+	"github.com/openimsdk/open-im-server/v3/pkg/common/db/cache"
+	"github.com/openimsdk/open-im-server/v3/pkg/common/db/controller"
+	"google.golang.org/grpc"
+)
+
+type pushServer struct {
+	database      controller.PushDatabase
+	disCov        discoveryregistry.SvcDiscoveryRegistry
+	offlinePusher offlinepush.OfflinePusher
+	pushCh        *ConsumerHandler
+}
+
+func (p pushServer) PushMsg(ctx context.Context, req *pbpush.PushMsgReq) (*pbpush.PushMsgResp, error) {
+	//todo reserved Interface
+	return nil, nil
+}
+
+func (p pushServer) DelUserPushToken(ctx context.Context,
+	req *pbpush.DelUserPushTokenReq) (resp *pbpush.DelUserPushTokenResp, err error) {
+	if err = p.database.DelFcmToken(ctx, req.UserID, int(req.PlatformID)); err != nil {
+		return nil, err
+	}
+	return &pbpush.DelUserPushTokenResp{}, nil
+}
+
+func Start(disCov discoveryregistry.SvcDiscoveryRegistry, server *grpc.Server) error {
+	rdb, err := cache.NewRedis()
+	if err != nil {
+		return err
+	}
+	cacheModel := cache.NewMsgCacheModel(rdb)
+	offlinePusher := offlinepush.NewOfflinePusher(cacheModel)
+	database := controller.NewPushDatabase(cacheModel)
+
+	consumer := NewConsumerHandler(offlinePusher, rdb, disCov)
+	pbpush.RegisterPushMsgServiceServer(server, &pushServer{
+		database:      database,
+		disCov:        disCov,
+		offlinePusher: offlinePusher,
+		pushCh:        consumer,
+	})
+	go consumer.pushConsumerGroup.RegisterHandleAndConsumer(consumer)
+	return nil
+}