feat: dkpurge prune / clean choice

bin/dkpurge

@@ -1,22 +1,7 @@
 #!/bin/bash
 
-function read_yn() {
-    local ANS
-
-    $ECHO -n "$1 [Y/n]"
-    read -r ANS
-
-    case "$ANS" in
-        'y'|'Y'|'Yes'|'')
-            return 0
-            ;;
-        *)
-            return 1
-            ;;
-    esac
-}
-
 NORMAL='\e[0m'
+BOLD='\e[1m'
 RED='\e[31m'
 
 ECHO='echo -e'
@@ -33,28 +18,46 @@ IMG="$(docker images    -q 2> /dev/null)"
 
 
 if [ -n "$PS" ]; then
-    $ECHO "${RED}CONTAINERS${NORMAL}"
+    $ECHO "${BOLD}${RED}CONTAINERS${NORMAL}"
     docker ps -a
 
-    read_yn "Clean Containers?"         && \
-        echo "$PS" | xargs docker rm -f
+    $ECHO -n "Prune Containers? [Y/n/a] "
+    read -r ANS
+    case "${ANS,,}" in
+        'y'|'yes'|'')
+            echo "$PS" | xargs docker rm 2> /dev/null
+            ;;
+        'a'|'all')
+            echo "$PS" | xargs docker rm -f
+            ;;
+    esac
 fi
 
 if [ -n "$VOL" ]; then
-    $ECHO "${RED}VOLUMES${NORMAL}"
+    $ECHO "${BOLD}${RED}VOLUMES${NORMAL}"
     docker volume ls
 
-    read_yn  "Clean Volumes?"                   && \
-        echo "$VOL" | xargs docker volume rm -f
+    $ECHO -n "Prune Volumes? [Y/n] "
+    read -r ANS
+    case "${ANS,,}" in
+        'y'|'yes'|'')
+            echo "$VOL" | xargs docker volume rm -f 2> /dev/null
+            ;;
+    esac
 fi
 
 if [ -n "$IMG" ]; then
-    $ECHO "${RED}IMAGES${NORMAL}"
+    $ECHO "${BOLD}${RED}IMAGES${NORMAL}"
     docker images
 
-    if read_yn  "Clean Images?"; then
-        echo "$IMG" | xargs docker image rm -f
-    elif read_yn "Prune Images?"; then
-        docker image prune -f
-    fi
+    $ECHO -n "Prune Images? [Y/n/a] "
+    read -r ANS
+    case "${ANS,,}" in
+        'y'|'yes'|'')
+            docker image prune -f
+            ;;
+        'a'|'all')
+            echo "$IMG" | xargs docker image rm -f 2> /dev/null
+            ;;
+    esac
 fi