54 lines
1.7 KiB
Bash
Executable File
54 lines
1.7 KiB
Bash
Executable File
#!/bin/sh
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# Shows the price for desired cryptocurrencies. Module updates automatically
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# every calendar day, but can also be updated with a middle click.
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# Currencies should be ;-separated:
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# human-readable name;urlname;icon
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coins="Bitcoin;btc;💰
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Etherium;eth;🍸
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Basic Attention Token;bat;🦁
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LBC;lbc;📚"
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# Directory where currency info is stored.
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dir="${XDG_DATA_HOME:-$HOME/.local/share}/crypto-prices"
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getprices() { # The command to get the desired prices
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printf "🔃 "; printprices
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{ rm -rf "${dir:?}/*"
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echo "$coins" | while IFS=';' read -r human web icon; do
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val="$(curl -s "rate.sx/1$web")" &&
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echo "$icon;$val;$human" > "$dir/$web"
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done; [ -d "$dir" ] && touch "$dir"
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pkill -RTMIN+13 "${STATUSBAR:-dwmblocks}" ;} &
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exit
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}
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printprices() { # Print/format all prices
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for x in "$dir"/*; do
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[ -f "$x" ] || break
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info="$(cut -d';' -f-2 --output-delimiter=' ' "$x")"
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printf "%s $%0.2f " $info
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done | sed 's/ $//'
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}
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[ ! -d "$dir" ] && mkdir -p "$dir" && { getprices; exit ;}
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# If currencies haven't been updated today, try to update them.
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[ "$(stat -c %x "$HOME/.local/share/crypto-prices" | cut -d' ' -f1)" != "$(date '+%Y-%m-%d')" ] &&
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{ ping -q -c 1 1.1.1.1 >/dev/null 2>&1 && getprices || exit ;}
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case $BLOCK_BUTTON in
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1) uptime="$(date -d "$(stat -c %x "$dir")" '+%D at %T' | sed "s|$(date '+%D')|Today|")"
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notify-send "Exact prices in USD" "$(awk -F';' '{print $1, $3 ":\n\t$" $2}' "$dir"/*)
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<b>Last updated:</b>
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$uptime" ;;
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2) getprices ;;
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3) notify-send "💸 Crypto-currency module" "\- Left click for exact prices.
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- Middle click to update.
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- Shows 🔃 if updating prices.
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- Manually add/remove currencies to list in the script." ;;
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esac
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printprices
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