Add caching to market hour and cater for (long) weekends in the 1DTE trade automation

getMarketHours.sh

@@ -23,6 +23,13 @@ if [[ -z "${markets}" ]]; then
   markets="equity&markets=option&markets=bond&markets=future&markets=forex"
 fi
 
+cacheFileName=temp/marketHours.`date +%Y%m%d`.${markets//&markets=/_}.tmp
+
+if [[ -f ${cacheFileName} ]]; then
+  jq < ${cacheFileName}
+  exit 0
+fi
+
 queryString="?markets=${markets}" 
 
 while [[ $# -gt 0 ]]; do
@@ -33,12 +40,13 @@ done
 log "Querying for markets: _${markets}_ query string: _${queryString}_" debug
 
 curl -s -X GET "https://api.schwabapi.com/marketdata/v1/markets${queryString}" \
-  -H "Authorization: Bearer $(<access_token.dat)" > temp/markets.tmp.$$.json
+  -H "Authorization: Bearer $(<access_token.dat)" > ${cacheFileName}
 
 
-marketsCheck=$(jq -e -r '.. | .isOpen?' temp/markets.tmp.$$.json | grep -v null | wc -l)
+marketsCheck=$(jq -e -r '.. | .isOpen?' ${cacheFileName} | grep -v null | wc -l)
 if [[ ${marketsCheck} -eq 0 ]]; then
-  errMsg="ERROR: THE RESPONSE IS INCORRECT! markets: _${markets}_ Check: _${marketsCheck}_ check file _temp/markets.tmp.$$.json_"
+  errMsg="ERROR: THE RESPONSE IS INCORRECT! markets: _${markets}_ Check: _${marketsCheck}_ check file _${cacheFileName}_"
+  rm ${cacheFileName}
   if [[ "${ErrorLogLevel}" == "err" ]]; then
     throw "${errMsg}" ${ErrorLogLevel} 2
   else
@@ -46,8 +54,7 @@ if [[ ${marketsCheck} -eq 0 ]]; then
     exit 2
   fi
 else
-  jq < temp/markets.tmp.$$.json
-  rm temp/markets.tmp.$$.json
+  jq < ${cacheFileName}
 fi