Merge pull request #10 from DOO-DEV/trim-image_id

feat: trim image id to 12 characters

2do.md

@@ -13,7 +13,7 @@
 - [x] Logs streaming
 - [x] Add image handlers, next, prev, back
     - [x] Image size should be in human readable units
-    - [ ] Image ID should be shorted (trimmed)
+    - [x] Image ID should be shorted (trimmed)
     - [ ] Image name and tag should be separated???
     - [ ] Add Image status and created at
     - [ ] Image run, rename, remove commands 

docker/images.go

@@ -3,22 +3,26 @@ package docker
 import (
 	"context"
 	"fmt"
+	"strings"
 	"time"
 
 	"github.com/arshamalh/dockeroller/entities"
 	"github.com/docker/docker/api/types"
 )
 
 func (d *docker) ImagesList() (images []*entities.Image) {
-	raw_images, _ := d.cli.ImageList(context.TODO(), types.ImageListOptions{All: true})
-	for _, raw_img := range raw_images {
-		status := d.getImageStatus(context.TODO(), raw_img)
+	rawImages, _ := d.cli.ImageList(context.TODO(), types.ImageListOptions{All: true})
+	for _, rawImg := range rawImages {
+		status := d.getImageStatus(context.TODO(), rawImg)
+		// In docker the result of `docker image -q` give us
+		// images ids with 12 characters long
+		imageID := strings.TrimPrefix(rawImg.ID, "sha256:")[0:12]
 		images = append(images, &entities.Image{
-			ID:        raw_img.ID,
-			Size:      raw_img.Size,
-			Tags:      raw_img.RepoTags,
+			ID:        imageID,
+			Size:      rawImg.Size,
+			Tags:      rawImg.RepoTags,
 			Status:    entities.ImageStatus(status),
-			CreatedAt: fmt.Sprint(time.Unix(raw_img.Created, 0).Format("2006-01-02 15:04:05")),
+			CreatedAt: fmt.Sprint(time.Unix(rawImg.Created, 0).Format("2006-01-02 15:04:05")),
 		})
 	}
 	return