place orders

dabo/functions/order.sh

@@ -0,0 +1,68 @@
+function order {
+  # Info for log
+  g_echo_note "RUNNING FUNCTION ${FUNCNAME} $@"
+ 
+  # needed vars
+  local f_symbol=$1
+  local f_quote_currency_amount=$2  # amount in $CURRENCY
+  local f_side=$3                   # buy/sell long/short
+  local f_price=$4                  # price for liomit order - if not given do market order
+  local f_params f_type
+
+
+  ### validity checks ###
+ 
+  # check symbol XXX/$CURRENCY[:$CURRENCY]
+  [[ $f_symbol =~ /$CURRENCY ]] || return 1
+
+  # check amount
+  g_num_valid_number "$f_quote_currency_amount" || return 1
+
+  # check side
+  [ "$f_side" = "long" ] && f_side="buy"
+  [ "$f_side" = "short" ] && f_side="sell"
+  [[ $f_side =~ ^buy$|^sell$ ]] || return 1
+
+  # check order type limit/market
+  if [ -z "$f_price" ]
+  then
+    f_type="market"
+    f_price=0
+  else
+    f_type="limit"
+  fi
+  
+  ### validity checks end###
+
+
+  # get amount in krypto asset
+  local f_asset=${f_symbol///*}
+  currency_converter $f_quote_currency_amount $CURRENCY $f_asset || return 1
+  local f_amount=$f_currency_converter_result
+
+  # check for swap/margin trades
+  if [ -n "$LEVERAGE" ] 
+  then
+    # do some margin things
+
+    # check for CCXT swap symbol :$CURRENCY
+    [[ $f_symbol =~ : ]] || f_symbol="$f_symbol:$CURRENCY"
+
+    # set position mode
+    f_ccxt "$STOCK_EXCHANGE.setPositionMode(hedged=False, symbol='$f_symbol')" || return 1
+
+    # set leverage
+    f_ccxt "$STOCK_EXCHANGE.setLeverage($LEVERAGE, '$f_symbol')" || return 1
+
+    # define margibn mode isolated/cross
+    f_params="params={'marginMode': '$MARGIN_MODE'}"
+  else
+    # short/sell not possible in spot market
+    [[ $f_side =~ ^sell$ ]] || return 1
+  fi
+
+  # do the order
+  f_ccxt "print($STOCK_EXCHANGE.createOrder(symbol='${f_symbol}', type='$f_type', price=$f_price, amount='${f_amount}', side='${f_side}', ${f_params}))" || return 1
+
+}
+