From b1e0d91378be0d845a05fa34d4c0b32027aa48ee Mon Sep 17 00:00:00 2001
From: Callum Waters <cmwaters19@gmail.com>
Date: Tue, 14 Dec 2021 19:14:00 +0100
Subject: [PATCH] create set app version command

---
 cmd/tendermint/commands/app_version.go | 44 ++++++++++++++++++++++++++
 1 file changed, 44 insertions(+)
 create mode 100644 cmd/tendermint/commands/app_version.go

diff --git a/cmd/tendermint/commands/app_version.go b/cmd/tendermint/commands/app_version.go
new file mode 100644
index 000000000..e6e53c5a7
--- /dev/null
+++ b/cmd/tendermint/commands/app_version.go
@@ -0,0 +1,44 @@
+package commands
+
+import (
+	"fmt"
+	"strconv"
+
+	"github.com/spf13/cobra"
+)
+
+var SetAppVersionCommand = &cobra.Command{
+	Use:   "set-app-version",
+	Short: "sets the app version",
+	Args:  cobra.ExactArgs(1),
+	RunE: func(cmd *cobra.Command, args []string) error {
+		// use the parsed config to load the block and state store
+		blockStore, stateStore, err := loadStateAndBlockStore(config)
+		if err != nil {
+			fmt.Errorf("error loading data: %w", err)
+		}
+		defer func() {
+			_ = blockStore.Close()
+			_ = stateStore.Close()
+		}()
+
+		state, err := stateStore.Load()
+		if err != nil {
+			return fmt.Errorf("error returning last state: %w", err)
+		}
+
+		newVersion, err := strconv.Atoi(args[0])
+		if err != nil {
+			return fmt.Errorf("error parsing argument: %w", err)
+		}
+
+		state.Version.Consensus.App = uint64(newVersion)
+		err = stateStore.Save(state)
+		if err != nil {
+			return fmt.Errorf("error saving state: %w", err)
+		}
+
+		fmt.Println("Set app version")
+		return nil
+	},
+}