From f1902d6653ced4e841c13113a8a558ad248e121d Mon Sep 17 00:00:00 2001
From: Asa Venton <asav1410@gmail.com>
Date: Thu, 29 Oct 2020 19:55:11 +0000
Subject: Initial commit. All functionality to query information for a given
 flight.

---
 flightquery.conf.example |   4 ++
 flightquery.sh           | 111 +++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 115 insertions(+)
 create mode 100644 flightquery.conf.example
 create mode 100755 flightquery.sh

diff --git a/flightquery.conf.example b/flightquery.conf.example
new file mode 100644
index 0000000..67ffd7f
--- /dev/null
+++ b/flightquery.conf.example
@@ -0,0 +1,4 @@
+# Example config
+
+# Enter your aviation stack API key there
+appKey=
diff --git a/flightquery.sh b/flightquery.sh
new file mode 100755
index 0000000..16910e6
--- /dev/null
+++ b/flightquery.sh
@@ -0,0 +1,111 @@
+#!/bin/bash
+
+read input
+# read config file
+source flightquery.conf
+# curl options
+OPTS='--silent'
+# sadly HTTPS isn't supported on the free plan
+baseURL='http://api.aviationstack.com/v1/flights?access_key='$appKey
+
+# get data from API
+_curl() {
+  result=$(curl $OPTS "$URL")
+  ret=$?
+  if [ "$ret" -ne 0 ]
+  then
+    echo "cURL error $ret when fetching."
+    exit
+  fi
+}
+
+_jq() {
+  echo ${json} | base64 --decode | jq -r ${1}
+}
+
+_getdata() {
+  # Take everything after final space as the requested input (be it an airport IATA or flight ICAO), assuming everything before the last space is a flag
+  code=$(echo $input | sed 's/.* //')
+  URL="$baseURL&$queryType=$code"
+  _curl
+  #echo $result | python -m json.tool
+}
+
+_arrivals() {
+  _getdata
+}
+
+_departures() {
+  _getdata
+}
+
+_flight() {
+  _getdata
+  airline=$(echo $result | jq -r '.data[0].airline.name')
+  origin=$(echo $result | jq -r '.data[0].departure.iata')
+  takeoffSched=$(echo $result | jq -r '.data[0].departure.scheduled')
+  takeoffEst=$(echo $result | jq -r '.data[0].departure.estimated')
+  takeoffDelay=$(echo $result | jq -r '.data[0].departure.delay')
+  destination=$(echo $result | jq -r '.data[0].arrival.iata')
+  landingSched=$(echo $result | jq -r '.data[0].arrival.scheduled')
+  landingEst=$(echo $result | jq -r '.data[0].arrival.estimated')
+  landingDelay=$(echo $result | jq -r '.data[0].arrival.delay')
+
+  takeoffEst="null"
+  # Build output strings giving estimated times and delays where available.
+  output="$airline - Origin: $origin "
+  if [[ "$takeoffEst" != "null" ]]
+  then
+    output="$output $takeoffEst"
+  else
+    output="$output $takeoffSched"
+  fi
+
+  if [[ "$takeoffDelay" != "null" ]]
+  then
+    output="$output Delay: $takeoffDelay"
+  fi
+
+  output="$output Dest: $destination"
+
+  if [[ "$landingEst" != "null" ]]
+  then
+    output="$output $landingEst"
+  else
+    output="$output $landingSched"
+  fi
+
+  if [[ "$landingDelay" != "null" ]]
+  then
+    output="$output Delay: $landingDelay"
+  fi
+
+  echo $output
+
+}
+
+_help() {
+  echo "Usage: !flight [option] [flight]. Options: -h help, -d departures, -a arrivals, -s source."
+}
+
+if [[ ${input} == "-h" ]] || [[ ${input} == "--help" ]] || [[ -z $input ]]
+then
+  _help
+elif [[ ${input} == "--source" ]] || [[ ${input} == "-s" ]]
+then
+  # TODO add real source
+  echo "https://www.blatech.co.uk/ars/flight-query"
+  exit 0
+elif [[ ${input} =~ "-a" ]] || [[ ${input} == "--arrivals" ]]
+then
+  queryType="arr_iata"
+  _arrivals
+elif [[ ${input} =~ "-d" ]] || [[ ${input} == "--departures" ]]
+then
+  queryType="dep_iata"
+  _departures
+  # if it doesn't match an option then it's probably a specific plane
+else
+  queryType="flight_iata"
+  _flight
+fi
-- 
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