feat: save functionality

man

@@ -2,15 +2,12 @@
 
 PROJECT_NAME=${PROJECT_NAME:-neo}
 LIST=docker-compose.*.yml
+SAVEFILE=$HOME/.local/faulty/$PROJECT_NAME.save
 
 alias dc="docker-compose -p $PROJECT_NAME"
 # alias dc="echo docker-compose -p $PROJECT_NAME"
 
-fatal() {
-    echo "FATAL: $@"
-    exit 1
-}
-
+alias _p="printf \"%s\""
 default() {
     fopts=""
     for f in $LIST; do
@@ -19,6 +16,37 @@ default() {
     dc $fopts $*
 }
 
+safe_env_load() {
+    # $1 = file
+    # $2 = var
+    # get env var from regex instead of inclusion
+    [ ! -f $1 ] && fatal "file doesn't exist"
+    [ ! -r $1 ] && fatal "file not readable"
+    res=$(grep -E "^$2=" $1 | sed -E "s/^$2=\"(.*)\"/\1/")
+    [ -z "$res" ] && fatal "var not found"
+    _p $res
+}
+
+write_savefile() {
+    [ -d $(dirname $1) ] || mkdir -p $(dirname $1})
+    echo -n "LIST=\"" > $1
+    for li in $LIST; do
+        echo -n " $li" >> $1
+    done
+    echo "\"" >> $1
+}
+
+load_savefile() {
+    [ "$1" == "/dev/null" ] && return
+    [ ! -f $1 ] && return
+    LIST=$(safe_env_load $1 LIST)
+}
+
+fatal() {
+    echo "FATAL: $@"
+    exit 1
+}
+
 includechain=0
 handleFallthrough() {
     cmd=${1:-}; shift
@@ -27,9 +55,9 @@ handleFallthrough() {
             [ -n "$1" ] || fatal "no directory specified"
             [ -d /srv/$1 ] || fatal "directory doesn't exist"
             ls /srv/$1
-            printf "Are you sure? (yes/no) [no]: "
+            printf "Are you sure? (y/n) [n]: "
             read answer
-            [ "$answer" = "yes" ] && sudo rm -rf /srv/$1 || fatal "cancelled"
+            [ "$answer" = "y" ] && sudo rm -rf /srv/$1 || fatal "cancelled"
         ;;
 
         -i) #include
@@ -82,6 +110,11 @@ handleFallthrough() {
             esac
         ;;
 
+        --save) # save behaviour
+            handleFallthrough $@
+            write_savefile $SAVEFILE
+        ;;
+
         # preference
         logs) default logs --tail=20 -f $@ ;;
         up) default up -d $@ ;;
@@ -131,9 +164,41 @@ handleFallthrough() {
             _hr
         ;;
 
+        debug) 
+            load_savefile $SAVEFILE
+            _() { 
+                eval "echo -n \"$1=\"; echo \$$1" 
+            }
+            _ SAVEFILE
+            _ LIST
+            for i in $LIST; do
+                echo $i
+            done
+            return
+        ;;
         default) default $@ ;;
         *|'') default $cmd $@ ;;
     esac
 }
 
+main() {
+    case $1 in
+        --ignore-save)
+            SAVEFILE=/dev/null
+            shift 1
+        ;;
+        --set-save)
+            SAVEFILE=$2
+            shift 2
+            main $@; exit 0
+        ;;
+        --del-save)
+            rm $SAVEFILE
+            shift
+        ;;
+    esac
+    load_savefile $SAVEFILE
     handleFallthrough $@
+}
+
+main $@