feat(deploy): Simplifies deploy overview (#508)

This simplifies the deploy overview, to only show 3 version fields:
- CURRENT DEPLOYMENT
- CURRENT ENV
- NEW DEPLOYMENT

It also fixes a few errors around version detection

Reviewed-on: toolshed/abra#508
Co-authored-by: p4u1 <p4u1_f4u1@riseup.net>
Co-committed-by: p4u1 <p4u1_f4u1@riseup.net>

pkg/recipe/git.go

@@ -7,6 +7,7 @@ import (
 	"sort"
 	"strings"
 
+	"coopcloud.tech/abra/pkg/config"
 	"coopcloud.tech/abra/pkg/formatter"
 	gitPkg "coopcloud.tech/abra/pkg/git"
 	"coopcloud.tech/abra/pkg/log"
@@ -45,6 +46,9 @@ func (r Recipe) Ensure(ctx EnsureContext) error {
 
 	if r.EnvVersion != "" && !ctx.IgnoreEnvVersion {
 		log.Debugf("ensuring env version %s", r.EnvVersion)
+		if strings.Contains(r.EnvVersion, "+U") {
+			log.Fatalf("can not redeploy chaos version (%s) without --chaos", r.EnvVersion)
+		}
 
 		if _, err := r.EnsureVersion(r.EnvVersion); err != nil {
 			return err
@@ -274,19 +278,14 @@ func (r Recipe) EnsureUpToDate() error {
 	return nil
 }
 
-// IsDirty checks whether a recipe is dirty or not. N.B., if you call IsDirty
-// from another Recipe method, you should propagate the pointer reference (*).
-func (r *Recipe) IsDirty() error {
+// IsDirty checks whether a recipe is dirty or not.
+func (r *Recipe) IsDirty() (bool, error) {
 	isClean, err := gitPkg.IsClean(r.Dir)
 	if err != nil {
-		return err
+		return false, err
 	}
 
-	if !isClean {
-		r.Dirty = true
-	}
-
-	return nil
+	return !isClean, nil
 }
 
 // ChaosVersion constructs a chaos mode recipe version.
@@ -300,8 +299,12 @@ func (r *Recipe) ChaosVersion() (string, error) {
 
 	version = formatter.SmallSHA(head.String())
 
-	if err := r.IsDirty(); err != nil {
-		return version, err
+	dirty, err := r.IsDirty()
+	if err != nil {
+		return "", err
+	}
+	if dirty {
+		return fmt.Sprintf("%s%s", version, config.DIRTY_DEFAULT), nil
 	}
 
 	return version, nil