This is a collection of dotfiles and scripts for my bspwm setup
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#!/bin/sh
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# Enable mathematics in POSIX shell
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calc() { awk "BEGIN { printf(\"%.2f\", $*) }"; }
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output() {
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[ -z "$1" ] || [ -z "$2" ] && return 1
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url="$1"
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price="$2"
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price_old="$(curl -s $url | jq -cr '.data.amount')"
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difference=$(calc "$price / $price_old * 100 - 100")
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# Get symbol and color
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old_higher=$(calc "$price < $price_old" | cut -c 1)
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if [ $old_higher -eq 0 ]; then
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symbol=""
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color="$COLOR2"
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else
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symbol=""
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color="$COLOR1"
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fi
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# Result
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echo "%{F$color}$symbol $difference%%{F$COLOR15}"
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}
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# Get dates
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date_yesterday="$(date -d 'yesterday' +'%Y-%m-%d')"
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date_last_week="$(date -d 'last week' +'%Y-%m-%d')"
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# Get API URLs
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url="https://api.coinbase.com/v2/prices/BTC-USD/spot"
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url_yesterday="${url}?date=$date_yesterday"
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url_last_week="${url}?date=$date_last_week"
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# Current price
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price="$(curl -s $url | jq -cr '.data.amount')"
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# Create output formatting
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difference_yesterday_output="d $(output $url_yesterday $price)"
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difference_last_week_output="w $(output $url_last_week $price)"
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echo "\$$price $difference_yesterday_output $difference_last_week_output"
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