AM 9.1.2, add flag support to option -u or update (#1149)

* Add flags support for the "-u" or "update" option...

...new flag "--debug" to see the output of the AM-updater scripts when running

fix #1106 (comment)

* Update README.md

* More clean update process

APP-MANAGER

@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 
-AMVERSION="9.1.1-10"
+AMVERSION="9.1.2"
 
 # Determine main repository and branch
 AMREPO="https://raw.githubusercontent.com/ivan-hc/AM/main"
@@ -804,6 +804,7 @@ function _update_list_updatable_apps() {
 }
 
 function _update_determine_apps_version_changes() {
+	[ -z "$debug_update" ] && echo "$DIVIDING_LINE"
 	if test -f "$AMCACHEDIR"/updatable-args-list; then
 		mv "$AMCACHEDIR"/updatable-args-list "$AMCACHEDIR"/updatable-args-list-old
 		_update_list_updatable_apps
@@ -826,20 +827,20 @@ function _update_run_updater() {
 		GH_API_ALLOWED=$(curl -Ls $HeaderAuthWithGITPAT https://api.github.com/repos/ivan-hc/AM/releases/latest | sed 's/[()",{} ]/\n/g' | grep "^ivan-hc" | head -1)
 		if [ -z "$GH_API_ALLOWED" ]; then
 			if command -v torsocks 1>/dev/null; then
-				torsocks "$argpath"/AM-updater >/dev/null 2>&1
+				[ -z "$debug_update" ] && torsocks "$argpath"/AM-updater >/dev/null 2>&1 || torsocks "$argpath"/AM-updater
 			else
 				echo " ✖ $APPNAME cannot be updated, you have reached GitHub API limit. Install \"torsocks\" from your system package manager and retry!" \
 				| fold -sw 72 | sed 's/^/   /g; s/   ✖/✖/g'
 			fi
 		else
-			"$argpath"/AM-updater >/dev/null 2>&1
+			[ -z "$debug_update" ] && "$argpath"/AM-updater >/dev/null 2>&1 || "$argpath"/AM-updater
 		fi
 	else
-		"$argpath"/AM-updater >/dev/null 2>&1
+		[ -z "$debug_update" ] && "$argpath"/AM-updater >/dev/null 2>&1 || "$argpath"/AM-updater
 	fi
 	end=$(date +%s)
 	echo " ◆ $APPNAME is updated, $((end - start)) seconds elapsed!"
-	echo "$DIVIDING_LINE"
+	[ -n "$debug_update" ] && echo "$DIVIDING_LINE"
 }
 
 function _update_app() {
@@ -871,24 +872,32 @@ function _use_update() {
 	_online_check
 	_update_github_api_key_in_the_updater_files
 	_clean_all_tmp_directories_from_appspath >/dev/null
-	case $2 in
-	''|'--apps')
+
+	ENTRIES="$(echo "$@" | cut -f2- -d ' ' | tr ' ' '\n' | grep -v -- "^-\|^$1$")"
+	FLAGS=$(echo "$@" | tr ' ' '\n' | grep -- "--" | tr '\n ' ' ')
+	if echo "$FLAGS" | grep -q -- "--debug"; then
+		debug_update="1"
+	fi
+	if [ -z "$ENTRIES" ]; then
 		_clean_amcachedir
 		_update_list_updatable_apps
 		echo -e "$DIVIDING_LINE\n \"$AMCLIUPPER\" CAN MANAGE UPDATES FOR THE FOLLOWING PROGRAMS:\n"
 		[ -f "$AMCACHEDIR/updatable-args-list" ] && grep "◆" "$AMCACHEDIR/updatable-args-list" | sort || echo " None"
 		echo -e "\n All self-updatable programs are excluded"
 		echo -e "$DIVIDING_LINE\n >> START OF ALL PROCESSES <<\n$DIVIDING_LINE"
 		_update_all_apps
-		[ -z "$2" ] &&	echo "$DIVIDING_LINE" && _use_sync
-		echo -e "$DIVIDING_LINE\n >> END OF ALL PROCESSES << \n$DIVIDING_LINE"
-		sleep 0.2
-		exit 0
-		;;
-	*)
-		echo "$DIVIDING_LINE"
+		if ! echo "$FLAGS" | grep -q -- "--apps"; then
+			echo "$DIVIDING_LINE"
+			_use_sync
+			echo -e " >> END OF ALL PROCESSES << \n$DIVIDING_LINE"
+			sleep 0.2
+			exit 0
+		else
+			echo "$DIVIDING_LINE"
+		fi
+	else
+		[ -n "$debug_update" ] && echo "$DIVIDING_LINE"
 		_determine_args
-		ENTRIES="$(echo "$@" | cut -f2- -d ' ')"
 		for arg in $ENTRIES; do
 			argpath=$(echo "$ARGPATHS" | grep "/$arg$")
 			if test -f "$argpath"/AM-updater; then
@@ -902,8 +911,7 @@ function _use_update() {
 		done
 		wait
 		exit 0
-		;;
-	esac
+	fi
 }
 
 function _use_force_latest() {
@@ -1235,9 +1243,12 @@ case "$1" in
 
 					${LightBlue}$AMCLI -u
 					${LightBlue}$AMCLI -u --apps
+					${LightBlue}$AMCLI -u --debug
+					${LightBlue}$AMCLI -u --apps --debug
 					${LightBlue}$AMCLI -u {PROGRAM}\033[0m
+					${LightBlue}$AMCLI -u --debug {PROGRAM}\033[0m
 
-			Description: Update everything. Add \"--apps\" to update only the apps or write only the apps you want to update by adding their names.
+			Description: Update everything. Add \"--apps\" to update only the apps or write only the apps you want to update by adding their names. Add the \"--debug\" flag to view the output of AM-updater scripts.
 
 			${Gold}version, -v\033[0m
 

README.md

@@ -248,6 +248,8 @@ Option `-u` or `update` updates all the installed apps and keeps "AM"/"AppMan" i
 3. To update all the programs and "AM"/"AppMan" itself, just run the command`am -u` / `appman -u`
 4. To update only "AM"/"AppMan" and the modules use the option `-s` instead, `am -s` / `appman -s`
 
+The `-u` option can also be combined with the `--debug` flag to show the output of installed application updates.
+
 ### How to update everything using Topgrade
 Keeping your system up to date usually involves invoking multiple package managers. This results in big, non-portable shell one-liners saved in your shell. To remedy this, Topgrade detects which tools you use and runs the appropriate commands to update them.
 
@@ -541,13 +543,16 @@ Unlock updates for the selected program (nulls "`lock`").
 ------------------------------------------------------------------------
 ### `update`, `-u`, `-U`
 
-		am -u
-		am -u --apps
-		am -u {PROGRAM}
+ 		am -u
+ 		am -u --apps
+ 		am -u --debug
+ 		am -u --apps --debug
+ 		am -u {PROGRAM}
+ 		am -u --debug {PROGRAM}
 
 **Description**:
 
-Update everything. Add "`--apps`" to update only the apps or write only the apps you want to update by adding their names.
+Update everything. Add "`--apps`" to update only the apps or write only the apps you want to update by adding their names. Add the "`--debug`" flag to view the output of AM-updater scripts.
 
 ------------------------------------------------------------------------
 ### `version`, `-v`