feat: crypto.sh

bin/crypto.sh

@@ -0,0 +1,36 @@
+#!/bin/bash
+set -e
+
+function get_value() {
+    local to="$1"
+    local from="$2"
+
+    curl "$API$from$to" 2> /dev/null | jq -r .price
+}
+
+if [ -t 1 ]; then
+    NORMAL='\e[0m'
+    BOLD='\e[1m'
+fi
+
+API='https://api.binance.com/api/v3/avgPrice?symbol='
+
+DELIM='='
+TO=EUR
+
+# COIN=VALUE
+WALLET="${XDG_CONFIG_HOME-"$HOME"/.config}/crypto/wallet"
+
+TOTAL=0
+while read -r line; do
+    COIN="$(echo "$line" | cut -d "$DELIM" -f 1)"
+    QTY="$(echo "$line" | cut -d "$DELIM" -f 2)"
+
+    MARKET="$(get_value "$TO" "$COIN")"
+    VALUE="$(echo "$MARKET* $QTY" | bc)"
+    TOTAL="$(echo "$TOTAL + $VALUE" | bc)"
+
+    printf "${BOLD}${COIN}${NORMAL}=%.2f€ " "$VALUE"
+done < "$WALLET"
+
+printf "${BOLD}TOT${NORMAL}=%.2f€\n" "$TOTAL"