1 files changed, 67 insertions, 0 deletions
diff --git a/ar/.local/bin/statusbar/sb-price b/ar/.local/bin/statusbar/sb-price
new file mode 100755
index 0000000..46731c2
--- /dev/null
+++ b/ar/.local/bin/statusbar/sb-price
@@ -0,0 +1,67 @@
+#!/bin/sh
+
+# Usage:
+#	price <currency-base currency> <name of currency> <icon> <signal>
+#	price bat-btc "Basic Attention Token" 🦁 24
+#	This will give the price of BAT denominated in BTC and will update on
+#	signal 24.
+# When the name of the currency is multi-word, put it in quotes.
+
+[ -z "$1" ] && exit 1
+
+url="${CRYPTOURL:-rate.sx}"
+target="${1%%-*}"
+denom="${1##*-}"
+name="${2:-$1}"
+icon="${3:-💰}"
+case "$denom" in
+"$target" | usd)
+  denom="usd"
+  symb="$"
+  ;;
+gbp) symb="£" ;;
+eur) symb="€" ;;
+btc) symb="" ;;
+esac
+interval="@1d" # History contained in chart preceded by '@' (7d = 7 days)
+dir="${XDG_CACHE_HOME:-${HOME}/.cache}/crypto-prices"
+pricefile="$dir/$target-$denom"
+chartfile="$dir/$target-$denom-chart"
+filestat="$(stat -c %x "$pricefile" 2>/dev/null)"
+
+[ -d "$dir" ] || mkdir -p "$dir"
+
+updateprice() { curl -sf \
+  --fail-early "${denom}.${url}/1${target}" "${denom}.${url}/${target}${interval}" \
+  --output "$pricefile" --output "$chartfile" ||
+  rm -f "$pricefile" "$chartfile"; }
+
+[ "${filestat%% *}" != "$(date '+%Y-%m-%d')" ] &&
+  updateme="1"
+
+case $BLOCK_BUTTON in
+1) setsid "$TERMINAL" -e less -Srf "$chartfile" ;;
+2)
+  notify-send -u low "$icon Updating..." "Updating $name price..."
+  updateme="1"
+  showupdate="1"
+  ;;
+3)
+  uptime="$(date -d "$filestat" '+%D at %T' | sed "s|$(date '+%D')|Today|")"
+  notify-send "$icon $name module" "\- <b>Exact price: \$$(cat "$pricefile")</b>
+- Left click for chart of changes
+- Middle click to update
+- Shows 🔃 if updating prices
+- <b>Last updated:
+$uptime</b>"
+  ;;
+6) setsid -f "$TERMINAL" -e "$EDITOR" "$0" ;;
+esac
+
+[ -n "$updateme" ] &&
+  updateprice "$target" &&
+  [ -n "$showupdate" ] &&
+  notify-send "$icon Update complete" "$name price is now
+\$$(cat "$pricefile")"
+
+[ -f "$pricefile" ] && printf "%s%s%0.2f" "$icon" "$symb" "$(cat "$pricefile")"