Add popup-calendar script for i3wm

bin/.local/bin/i3scripts/popup-calendar

@@ -0,0 +1,41 @@
+#!/bin/sh
+
+BAR_HEIGHT=22  # polybar height
+BORDER_SIZE=1  # border size from your wm settings
+YAD_WIDTH=222  # 222 is minimum possible value
+YAD_HEIGHT=193 # 193 is minimum possible value
+DATE="$(TZ=UTC date +"%a %d %H:%M")"
+
+case "$1" in
+--popup)
+    if [ "$(xdotool getwindowfocus getwindowname)" = "yad-calendar" ]; then
+        exit 0
+    fi
+
+    eval "$(xdotool getmouselocation --shell)"
+    eval "$(xdotool getdisplaygeometry --shell)"
+
+    # X
+    if [ "$((X + YAD_WIDTH / 2 + BORDER_SIZE))" -gt "$WIDTH" ]; then #Right side
+        : $((pos_x = WIDTH - YAD_WIDTH - BORDER_SIZE))
+    elif [ "$((X - YAD_WIDTH / 2 - BORDER_SIZE))" -lt 0 ]; then #Left side
+        : $((pos_x = BORDER_SIZE))
+    else #Center
+        : $((pos_x = X - YAD_WIDTH / 2))
+    fi
+
+    # Y
+    if [ "$Y" -gt "$((HEIGHT / 2))" ]; then #Bottom
+        : $((pos_y = HEIGHT - YAD_HEIGHT - BAR_HEIGHT - BORDER_SIZE))
+    else #Top
+        : $((pos_y = BAR_HEIGHT + BORDER_SIZE))
+    fi
+
+    yad --calendar --undecorated --fixed --close-on-unfocus --no-buttons \
+        --width=$YAD_WIDTH --height=$YAD_HEIGHT --posx=$pos_x --posy=$pos_y \
+        --title="yad-calendar" --borders=0 >/dev/null &
+    ;;
+*)
+    echo "$DATE"
+    ;;
+esac