feat(bin): update scripts to function format

local/bin/x-record

@@ -14,168 +14,119 @@
 #   pkill (coreutils)
 #
 # 2021-2022 : João F. © BeyondMagic <koetemagie@gmail.com>
+# 2024-     : Ismo Vuorinen <https://github.com/ivuorinen>
 
-# 1. Variables.
+# Enable verbosity with VERBOSE=1
+VERBOSE="${VERBOSE:-0}"
+
+# Variables
+frame_rate=30
+name='camera'
+path_recordings="$HOME/.cache/recording"
+replace_id="$HOME/.cache/recording.id"
+
+# Function to print messages if VERBOSE is enabled
+# $1 - message (string)
+msg()
 {
-  # A. Indepedent of variables.
-  frame_rate=30
-  time=10
-  name='カメラ'
-
-  # B. Depedent of variables.
-  path_recordings="$HOME/.cache/recording"
-  icons="$HOME/.local/share/icons"
-  replace_id="$HOME/.cache/recording.id"
+  [ "$VERBOSE" -eq 1 ] && echo "$1"
 }
 
-# 2. Functions to minise code.
-#{
-
-# I.
+# Notify function
 notify()
 {
-
-  notify-call \
-    --replace-file "$replace_id" \
-    "$@"
-
+  notify-call --replace-file "$replace_id" "$@"
 }
 
-# II.
+# Stop recording function
 stop()
 {
-
-  # A.
-  #pkill -INT -f 'ffmpeg -f alsa -ac 1 -i pulse -f x11grab -r 30 -s '
   giph --stop
-
-  # C.
   eww update record_menu=false
-
-}
-#}
-
-# #. Kill previous giph process.
-if [ "$(pgrep -f 'bash.+giph')" ]; then
-
-  # A. Let the user decide.
-  next=$(notify \
-    -d 'echo yes' \
-    "$name" \
-    'Do you want to stop current recording?')
-
-  # A. End with previous giph session.
-  [ "$next" = 'yes' ] && stop
-
-  # B. Just exit cleanly.
-  exit 0
-
-fi
-
-# 2. To see if current fyletype is supported.
-{
-
-  case "$1" in
-
-    # A. Supported.
-    'mkv' | 'gif' | 'webm' | 'mp4') ;;
-
-    # B. Not supported.
-    *)
-
-      # I. Let the user decide.
-      format=$(notify \
-        -o 'echo mkv:MKV' \
-        -o 'echo webm:WEBM' \
-        -o 'echo mp4:MP4' \
-        -o 'echo gif:GIF' \
-        "$name" \
-        'What is the filetype you want to record?')
-
-      # II. Execute itself.
-      exec $0 $format $2
-
-      ;;
-
-  esac
-
 }
 
-# 3. Whether to choose fullscreen recording or sizeable one.
+# Function to check for required applications
+check_dependencies()
 {
-  if [ "$2" = 'fullscreen' ]; then
-
-    # A. From <WxH+X+Y> monitor.
-    geometry="$(xrandr | awk '/ primary/{print $4}')"
-
-  elif [ "$2" = 'set' ]; then
-
-    # A. To get size & position of the recording set.
-    geometry="$(slop -f "%wx%h+%x+%y")"
-
-  else
-
-    # I. Let the user decide.
-    next=$(notify \
-      -o 'echo fullscreen:The whole_screen!' \
-      -o 'echo set:Let me set.' \
-      "$name" \
-      'How exactly do you want to record?')
-
-    # II. Execute itself.
-    exec $0 $1 $next
+  for cmd in ffmpeg notify-send.sh pkill eww giph slop; do
+    if ! command -v "$cmd" &> /dev/null; then
+      echo "Required command '$cmd' not found. Please install it before running this script."
+      exit 1
+    fi
+  done
+}
 
+# Function to kill previous giph process if running
+kill_previous_process()
+{
+  if pgrep -f 'bash.+giph' > /dev/null; then
+    next=$(notify -d 'echo yes' "$name" 'Do you want to stop current recording?')
+    [ "$next" = 'yes' ] && stop
+    exit 0
   fi
 }
 
-# 4. Start recording.
+# Function to check if the current file type is supported
+check_file_type()
 {
+  case "$1" in
+    'mkv' | 'gif' | 'webm' | 'mp4') ;;
+    *)
+      format=$(
+        notify \
+          -o 'echo mkv:MKV' \
+          -o 'echo webm:WEBM' \
+          -o 'echo mp4:MP4' \
+          -o 'echo gif:GIF' \
+          "$name" \
+          'What is the filetype you want to record?'
+      )
+      exec "$0" "$format" "$2"
+      ;;
+  esac
+}
 
+# Function to determine recording scope
+determine_scope()
+{
+  if [ "$2" = 'fullscreen' ]; then
+    geometry=$(xrandr | awk '/ primary/{print $4}')
+  elif [ "$2" = 'set' ]; then
+    geometry=$(slop -f "%wx%h+%x+%y")
+  else
+    next=$(notify -o 'echo fullscreen:The whole_screen!' -o 'echo set:Let me set.' "$name" 'How exactly do you want to record?')
+    exec "$0" "$1" "$next"
+  fi
+}
+
+# Function to start recording
+start_recording()
+{
   mkdir -p "$path_recordings"
   name_file="$path_recordings/$2-$(date +'%a_%b_%d_%H:%M:%S').$1"
 
-  # A. Timer.
-  #for i in {1..$time}; do
-
-  #  # I.
-  #  notify "Starting in $i seconds."
-
-  #  # II. Wait for next second.
-  #  sleep ${i}s
-
-  #done
-
-  # B. Send a sign of recording to lemonbar so that you know it is being recorded.
   eww update record_menu=true
 
-  # C. Start recording.
-  giph \
-    -g "$geometry" \
-    -f "$frame_rate" \
-    "$name_file"
+  giph -g "$geometry" -f "$frame_rate" "$name_file"
 
-  # D.
   stop
 
-  # E.
-  responder="$(notify \
-    -o 'echo open:See file?' \
-    -o 'echo none:Hell no' \
-    "$name" \
-    'Recording has finished.')"
+  responder=$(notify -o 'echo open:See file?' -o 'echo none:Hell no' "$name" 'Recording has finished.')
 
-  # F. For action-driven response.
   if [ "$responder" = 'open' ]; then
-
-    # I.
-    nohup \
-      gtk-launch \
-      "$(xdg-mime query default inode/directory)" \
-      "$path_recordings/" \
-      > /dev/null 2>&1 &
-
+    nohup gtk-launch "$(xdg-mime query default inode/directory)" "$path_recordings/" > /dev/null 2>&1 &
   fi
 
+  rm -f "$replace_id"
 }
 
-rm -f "$replace_id"
+main()
+{
+  check_dependencies
+  kill_previous_process "$@"
+  check_file_type "$@"
+  determine_scope "$@"
+  start_recording "$@"
+}
+
+main "$@"