From fcb8668fc5435ce5f306a8c218d7c1eb1f4d91e5 Mon Sep 17 00:00:00 2001
From: Gustaf Rydholm <gustaf.rydholm@gmail.com>
Date: Sun, 6 Jun 2021 21:05:11 +0200
Subject: More of Luke's scripts, some updates to alacritty and nvim

---
 .local/bin/statusbar/sb-clock   |  2 +-
 .local/bin/statusbar/sb-cpubars | 44 +++++++++++++++++++++++++++++++++++++++++
 .local/bin/statusbar/sb-memory  |  6 +++---
 .local/bin/statusbar/sb-nettraf | 29 +++++++++++++++++++++++++++
 4 files changed, 77 insertions(+), 4 deletions(-)
 create mode 100755 .local/bin/statusbar/sb-cpubars
 create mode 100755 .local/bin/statusbar/sb-nettraf

(limited to '.local')

diff --git a/.local/bin/statusbar/sb-clock b/.local/bin/statusbar/sb-clock
index 85b7775..751a734 100755
--- a/.local/bin/statusbar/sb-clock
+++ b/.local/bin/statusbar/sb-clock
@@ -26,4 +26,4 @@ case $BLOCK_BUTTON in
 	6) "$TERMINAL" -e "$EDITOR" "$0" ;;
 esac
 
-date "+(%a) %d %b $icon%I:%M%p"
+date "+%a %b %d $icon %I:%M%p"
diff --git a/.local/bin/statusbar/sb-cpubars b/.local/bin/statusbar/sb-cpubars
new file mode 100755
index 0000000..297424e
--- /dev/null
+++ b/.local/bin/statusbar/sb-cpubars
@@ -0,0 +1,44 @@
+#!/bin/sh
+
+# Module showing CPU load as a changing bars.
+# Just like in polybar.
+# Each bar represents amount of load on one core since
+# last run.
+
+# Cache in tmpfs to improve speed and reduce SSD load
+cache=/tmp/cpubarscache
+
+case $BLOCK_BUTTON in
+	2) setsid -f "$TERMINAL" -e htop ;;
+	3) notify-send "🪨 CPU load module" "Each bar represents
+one CPU core";;
+	6) "$TERMINAL" -e "$EDITOR" "$0" ;;
+esac
+
+# id total idle
+stats=$(awk '/cpu[0-9]+/ {printf "%d %d %d\n", substr($1,4), ($2 + $3 + $4 + $5), $5 }' /proc/stat)
+[ ! -f $cache ] && echo "$stats" > "$cache"
+old=$(cat "$cache")
+printf "🪨"
+echo "$stats" | while read -r row; do
+	id=${row%% *}
+	rest=${row#* }
+	total=${rest%% *}
+	idle=${rest##* }
+
+	case "$(echo "$old" | awk '{if ($1 == id)
+		printf "%d\n", (1 - (idle - $3)  / (total - $2))*100 /12.5}' \
+		id="$id" total="$total" idle="$idle")" in
+
+		"0") printf "▁";;
+		"1") printf "▂";;
+		"2") printf "▃";;
+		"3") printf "▄";;
+		"4") printf "▅";;
+		"5") printf "▆";;
+		"6") printf "▇";;
+		"7") printf "█";;
+		"8") printf "█";;
+	esac
+done; printf "\\n"
+echo "$stats" > "$cache"
diff --git a/.local/bin/statusbar/sb-memory b/.local/bin/statusbar/sb-memory
index 216015a..d398085 100755
--- a/.local/bin/statusbar/sb-memory
+++ b/.local/bin/statusbar/sb-memory
@@ -1,12 +1,12 @@
 #!/bin/sh
 
 case $BLOCK_BUTTON in
-	1) notify-send "🧠 Memory hogs" "$(ps axch -o cmd:15,%mem --sort=-%mem | head)" ;;
+	1) notify-send " Memory hogs" "$(ps axch -o cmd:15,%mem --sort=-%mem | head)" ;;
 	2) setsid -f "$TERMINAL" -e htop ;;
-	3) notify-send "🧠 Memory module" "\- Shows Memory Used/Total.
+	3) notify-send " Memory module" "\- Shows Memory Used/Total.
 - Click to show memory hogs.
 - Middle click to open htop." ;;
 	6) "$TERMINAL" -e "$EDITOR" "$0" ;;
 esac
 
-free --mebi | sed -n '2{p;q}' | awk '{printf ("🧠 %2.2fGiB\n", ( $3 / 1024))}'
+free --mebi | sed -n '2{p;q}' | awk '{printf (" %2.2fGiB\n", ( $3 / 1024))}'
diff --git a/.local/bin/statusbar/sb-nettraf b/.local/bin/statusbar/sb-nettraf
new file mode 100755
index 0000000..eb7a73b
--- /dev/null
+++ b/.local/bin/statusbar/sb-nettraf
@@ -0,0 +1,29 @@
+#!/bin/sh
+
+# Module showing network traffic. Shows how much data has been received (RX) or
+# transmitted (TX) since the previous time this script ran. So if run every
+# second, gives network traffic per second.
+
+case $BLOCK_BUTTON in
+	1) setsid -f "$TERMINAL" -e bmon ;;
+	3) notify-send "🌐 Network traffic module" "🔻: Traffic received
+🔺: Traffic transmitted" ;;
+	6) "$TERMINAL" -e "$EDITOR" "$0" ;;
+esac
+
+update() {
+    sum=0
+    for arg; do
+        read -r i < "$arg"
+        sum=$(( sum + i ))
+    done
+    cache=${XDG_CACHE_HOME:-$HOME/.cache}/${1##*/}
+    [ -f "$cache" ] && read -r old < "$cache" || old=0
+    printf %d\\n "$sum" > "$cache"
+    printf %d\\n $(( sum - old ))
+}
+
+rx=$(update /sys/class/net/[ew]*/statistics/rx_bytes)
+tx=$(update /sys/class/net/[ew]*/statistics/tx_bytes)
+
+printf "🔻%4sB 🔺%4sB\\n" $(numfmt --to=iec $rx) $(numfmt --to=iec $tx)
-- 
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