epm: improve winget support

bin/epm-clean

@@ -83,8 +83,8 @@ case $PMTYPE in
     pkgng)
         sudocmd pkg clean -a
         ;;
-    appget|winget)
-        sudocmd $PMTYPE clean
+    appget)
+        sudocmd appget clean
         ;;
     xbps)
         sudocmd xbps-remove -O

bin/epm-info

@@ -137,15 +137,15 @@ case $PMTYPE in
     aptcyg)
         docmd apt-cyg show $pkg_names
         ;;
-    winget)
-        docmd winget show $pkg_names
-        ;;
     eopkg)
         docmd eopkg info $pkg_files $pkg_names
         ;;
     appget)
         docmd appget view $pkg_names
         ;;
+    winget)
+        docmd winget show $pkg_names
+        ;;
     termux-pkg)
         docmd pkg show $pkg_names
         ;;

bin/epm-upgrade

@@ -145,7 +145,7 @@ epm_upgrade()
         ;;
     homebrew)
         #CMD="brew upgrade"
-        docmd brew upgrade $(brew outdated)
+        sudocmd brew upgrade $(brew outdated)
         return
         ;;
     opkg)
@@ -160,9 +160,16 @@ epm_upgrade()
     guix)
         CMD="guix package -u"
         ;;
-    appget|winget)
+    appget)
         CMD="$PMTYPE update-all"
         ;;
+    winget)
+        if [ -z "$1" ] ; then
+            sudocmd winget upgrade --all
+            return
+        fi
+        CMD="winget upgrade"
+        ;;
     aptcyg)
         # shellcheck disable=SC2046
         docmd_foreach "epm install" $(short=1 epm packages)