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#!/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 $result | python -m json.tool
}
_arrivals() {
_getdata
result=$(echo $result | jq '.data | sort_by(.arrival.scheduled)')
# TODO: Sort by something (arrival time?), limit to a certin number of flights (X before current time and Y after?) and format on single line of output
for json in $(echo "${result}" | jq -r '.[] | @base64')
do
origin=$(_jq '.departure.airport')
takeoffSched=$(_jq '.departure.scheduled')
landingSched=$(_jq '.arrival.scheduled')
airline=$(_jq '.airline.name')
flightNumber=$(_jq '.flight.number')
echo "$airline $flightNumber Origin: $origin Takeoff: $takeoffSched Landed: $landingSched"
done
}
_departures() {
_getdata
result=$(echo $result | jq '.data | sort_by(.departure.scheduled)')
# TODO: Sort by something (departure time?), limit to a certin number of flights (X before current time and Y after?) and format on single line of output
for json in $(echo "${result}" | jq -r '.[] | @base64')
do
destination=$(_jq '.arrival.airport')
takeoffSched=$(_jq '.departure.scheduled')
landingSched=$(_jq '.arrival.scheduled')
airline=$(_jq '.airline.name')
flightNumber=$(_jq '.flight.number')
echo "$airline $flightNumber Destination: $destination Takeoff: $takeoffSched Landed: $landingSched"
done
}
_flight() {
_getdata
airline=$(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 $result | jq -r '.data[0].arrival.delay')
# Build output strings giving estimated times and delays where available.
output="$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/airport]. Options: -h help, -d departures [airport], -a arrivals [airport], -s source. If no option is set then you must provide an IATA flight number e.g. BA2775."
}
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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