Feature: Add mkdir and new component creation logic (#6)

Author: vshatravenko

cmd/goci/versions.go

@@ -22,7 +22,7 @@ func actionVersions() error {
 	tmp := "./tmp"
 	// Path to versions file
 	if Path == "" {
-		Path = fmt.Sprintf("opendax/%s/versions.yaml", cnf.Branch)
+		Path = fmt.Sprintf("%s/opendax/%s/versions.yaml", tmp, cnf.Branch)
 	}
 	// Remove existing git folder
 	if err := os.RemoveAll(tmp); err != nil {
@@ -43,8 +43,15 @@ func actionVersions() error {
 		panic(err)
 	}
 
+	// Create the version directory if it doesn't exist
+	dir := strings.Split(Path, "/")
+	err = os.MkdirAll(strings.Join(dir[:len(dir)-1], "/"), os.ModePerm)
+	if err != nil {
+		panic(err)
+	}
+
 	fmt.Println("Loading the versions file")
-	v, err := versions.Load(fmt.Sprintf("%s/%s", tmp, Path))
+	v, err := versions.Load(Path)
 	if err != nil {
 		panic(err)
 	}
@@ -53,7 +60,7 @@ func actionVersions() error {
 		// Read .tags if exists to get tag version
 		Tag, err = getTag()
 		if err != nil {
-			panic(errors.New("Tag is missing"))
+			panic(errors.New("tag is missing"))
 		}
 	}
 

versions/versions.go

@@ -4,6 +4,7 @@ import (
 	"bytes"
 	"fmt"
 	"io/ioutil"
+	"os"
 	"strings"
 
 	"gopkg.in/yaml.v3"
@@ -17,17 +18,29 @@ type Versions struct {
 
 // Load values.yaml
 func Load(filename string) (*Versions, error) {
-	dat, err := ioutil.ReadFile(filename)
-	if err != nil {
-		return nil, err
-	}
+	var v Versions
 
-	v := Versions{
-		data:     make(map[string]interface{}),
-		filename: filename,
-	}
-	err = yaml.Unmarshal(dat, v.data)
-	if err != nil {
+	if _, err := os.Stat(filename); err == nil {
+		dat, err := ioutil.ReadFile(filename)
+		if err != nil {
+			return nil, err
+		}
+
+		v := Versions{
+			data:     make(map[string]interface{}),
+			filename: filename,
+		}
+		err = yaml.Unmarshal(dat, v.data)
+		if err != nil {
+			return nil, err
+		}
+	} else if os.IsNotExist(err) {
+		fmt.Printf("%s doesn't exist, initializing empty versions\n", filename)
+		v = Versions{
+			data:     make(map[string]interface{}),
+			filename: filename,
+		}
+	} else {
 		return nil, err
 	}
 
@@ -36,7 +49,15 @@ func Load(filename string) (*Versions, error) {
 
 // SetTag is a helper to set a tag for a given component
 func (v *Versions) SetTag(component, value string) {
-	v.data[component].(map[string]interface{})["image"].(map[string]interface{})["tag"] = value
+	if v.data[component] == nil {
+		v.data[component] = map[string]interface{}{
+			"image": map[string]interface{}{
+				"tag": value,
+			},
+		}
+	} else {
+		v.data[component].(map[string]interface{})["image"].(map[string]interface{})["tag"] = value
+	}
 }
 
 // Save dump the values in yaml to the file