1 files changed, 43 insertions, 0 deletions
diff --git a/commands/user/user_adopt.go b/commands/user/user_adopt.go
new file mode 100644
index 00000000..f5944053
--- /dev/null
+++ b/commands/user/user_adopt.go
@@ -0,0 +1,43 @@
+package usercmd
+
+import (
+	"github.com/spf13/cobra"
+
+	"github.com/MichaelMure/git-bug/commands/completion"
+	"github.com/MichaelMure/git-bug/commands/execenv"
+)
+
+func newUserAdoptCommand() *cobra.Command {
+	env := execenv.NewEnv()
+
+	cmd := &cobra.Command{
+		Use:     "adopt USER_ID",
+		Short:   "Adopt an existing identity as your own",
+		Args:    cobra.ExactArgs(1),
+		PreRunE: execenv.LoadBackend(env),
+		RunE: execenv.CloseBackend(env, func(cmd *cobra.Command, args []string) error {
+			return runUserAdopt(env, args)
+		}),
+		ValidArgsFunction: completion.User(env),
+	}
+
+	return cmd
+}
+
+func runUserAdopt(env *execenv.Env, args []string) error {
+	prefix := args[0]
+
+	i, err := env.Backend.ResolveIdentityPrefix(prefix)
+	if err != nil {
+		return err
+	}
+
+	err = env.Backend.SetUserIdentity(i)
+	if err != nil {
+		return err
+	}
+
+	env.Out.Printf("Your identity is now: %s\n", i.DisplayName())
+
+	return nil
+}