refact+fix: dialogs

Author: simonwalz

system/cuos/dialog-edit-network.sh

@@ -8,7 +8,7 @@ source "${SCRIPT_DIR}/utils.sh"
 source "${SCRIPT_DIR}/lib-dialog.sh"
 
 CONFIG_PATH="${CONFIG_PATH:-"/system.json"}"
-if [[ -n "${TEST}" ]]; then
+if [[ -n "${TEST:-}" ]]; then
 	CONFIG_PATH="system.json"
 fi
 
@@ -124,7 +124,7 @@ fi
 # Save to new config
 echo "${CONFIG_JSON}" >"${CONFIG_PATH}" || exit 1
 
-if [[ -n "${TEST}" ]]; then exit; fi
+if [[ -n "${TEST:-}" ]]; then exit; fi
 
 if mode_hostname; then
 	"${SCRIPT_DIR}/init.sh" --reinit set_hostname

system/cuos/lib-dialog.sh

@@ -44,7 +44,7 @@ cuos_dialog() {
 
 change_vt() {
   #alternative: TERM=linux setsid -w openvt -s -e -w -- dialog --clear --yesno Hi 6 40
-  if [[ -z "${TEST:-}" && -z "${DIALOG_SUB}" ]]; then
+  if [[ -z "${TEST:-}" && -z "${DIALOG_SUB:-}" ]]; then
     export DIALOG_SUB=1
 
     VT_OLD="$(fgconsole)"
@@ -112,7 +112,11 @@ api_stream_size() {
   prgbox "$*" "$title" "$h" "$w"
 }
 
-yesno()     { dialog --backtitle "$BACKTITLE" --title "${2:-Confirm}" --yesno "$1" ${3:-9} ${4:-70}; }
+yesno() {
+  term cuos_dialog \
+    --title "${2:-Confirm}" \
+    --yesno "$1" "${3:-9}" "${4:-70}"
+}
 
 valid_hostname() {
   local h="$1"