From a88accaf91c45e4b0e2f0fc43abc452b1cc974c4 Mon Sep 17 00:00:00 2001
From: Asa Venton <asav1410@gmail.com>
Date: Wed, 23 Oct 2019 18:57:10 +0100
Subject: Add ability to specify time when requesting next bus, convert short
 day to long day when nextbus outputs a bus on a day in the future

---
 livetimes.sh | 23 ++++++++++++++++++++---
 1 file changed, 20 insertions(+), 3 deletions(-)

diff --git a/livetimes.sh b/livetimes.sh
index 624b2b3..34a7fd7 100755
--- a/livetimes.sh
+++ b/livetimes.sh
@@ -72,12 +72,14 @@ _rejectbusstation() {
 
 # function for now in case I need to reuse somewhere else...
 _help() {
-  echo "Usage: '!bus <stop>' where <stop> is either the route number, 4 digit stop code, the full unique or partial bus stop name. If a bus stop name is used and there are multiple matches then a list of matching stops will be returned with their codes. -h --help - print this usage information."
+  echo ""$error"Usage: 'Usage: '!bus <input> (<time>)' where <input> is: a valid route number, this returns the next bus leaving the station, if <time> is also specified then the next bus after that time is returned; a full or partial bus stop name, if only one result is returned then live times for that stop are returned, if multiple results are returned then a list of matching stops are returned; a valid bus stop code, this returns live tops for that stop; -h --help, returns this help info."
   exit 0
 }
 
 _nextbus() {
-  time=$(date +"%H:%M")
+  if [ -z ${time} ]; then
+    time=$(date +"%H:%M")
+  fi
   day=$(date +"%a" | tr [:upper:] [:lower:])
   # set routeday to one of three timetable options
   if [[ $(date +%u) -lt 6 ]]; then
@@ -108,7 +110,7 @@ _nextbus() {
     esac
     nextbus=$(echo $timetables | jq -r --arg routeday "$routeday" --arg day "$day" --arg stop "$stop" '.timetables[] | select(.service_number == $stop) | .timetable.outbound[$routeday].trips[] | select(.days_of_operation[$day] == true) | .stops[] | select(.stop_name | contains("Bus Station Stand"))')
       if [[ ! -z "${nextbus// }" ]]; then
-        echo $(echo "Route $stop leaving from $(echo $nextbus | jq -s '.[0].stop_name') at $(echo $nextbus | jq -s '.[0].departure_time') on $day" | sed 's/"//g')
+        echo $(echo "Route $stop leaving from $(echo $nextbus | jq -s '.[0].stop_name') at $(echo $nextbus | jq -s '.[0].departure_time') on $(date -d $day +%A)" | sed 's/"//g')
         exit 0
       fi
     done
@@ -127,6 +129,21 @@ elif [[ "$stop" =~ ^-?[0-9]+$ ]] && [ $(echo ${#stop} == 4) ]; then
 # checks if input is a valid bus route
 elif [[ ${services[@]} =~ ${stop^^} ]]; then
   _nextbus
+# if input has one space and a valid time then the user is probably trying to search for the next bus leaving the station for a given route and time
+elif [[ $(echo $stop | tr -cd ' \t' | wc -c) == 1 ]] && [[ "$stop" =~ [0-9][0-9]:[0-9][0-9] ]]; then
+  time=$(echo $stop | cut -d ' ' -f2)
+  stop=$(echo $stop | cut -d ' ' -f1)
+  if [[ ! "$time" =~ ^(0[0-9]|1[0-9]|2[0-3]|[0-9]):[0-5][0-9]$ ]]; then
+    error="Invalid time, specify time with HH:MM '!bus <route> <time>' - "
+    _help
+  elif [[ ! ${services[@]} =~ ${stop^^} ]]; then
+    echo $stop
+    echo $services
+    error="Invalid route provided - "
+    _help
+  else
+    _nextbus
+  fi
 elif [[ ${stop,,} == *"bus"* ]] || [[ ${stop,,} == *"station"* ]] || [[ ${stop,,} == *"stand"* ]]; then
   _rejectbusstation
 else
-- 
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