{-# LANGUAGE QuasiQuotes #-}

module Main where

import qualified Track

import Text.RawString.QQ(r)
import Test.HUnit
import qualified System.Exit as Exit
import Control.Exception
import Debug.Trace (trace, traceShow)
import qualified Data.Time
import Data.Either

preamble = [r|
<?xml version="1.0" encoding="UTF-8"?>
<gpx
version="1.1"
creator="OpenTracks"
xmlns="http://www.topografix.com/GPX/1/1"
xmlns:topografix="http://www.topografix.com/GPX/Private/TopoGrafix/0/1"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:opentracks="http://opentracksapp.com/xmlschemas/v1"
xmlns:gpxtpx="http://www.garmin.com/xmlschemas/TrackPointExtension/v2"
xmlns:gpxtrkx="http://www.garmin.com/xmlschemas/TrackStatsExtension/v1"
xmlns:cluetrust="http://www.cluetrust.com/Schemas/"
xmlns:pwr="http://www.garmin.com/xmlschemas/PowerExtension/v1"
xsi:schemaLocation="http://www.topografix.com/GPX/1/1 http://www.topografix.com/GPX/1/1/gpx.xsd http://www.topografix.com/GPX/Private/TopoGrafix/0/1 http://www.topografix.com/GPX/Private/TopoGrafix/0/1/topografix.xsd http://www.garmin.com/xmlschemas/TrackPointExtension/v2 https://www8.garmin.com/xmlschemas/TrackPointExtensionv2.xsd http://www.garmin.com/xmlschemas/PowerExtension/v1 https://www8.garmin.com/xmlschemas/PowerExtensionv1.xsd http://www.garmin.com/xmlschemas/TrackStatsExtension/v1 http://www.cluetrust.com/Schemas http://www.cluetrust.com/Schemas/gpxdata10.xsd http://opentracksapp.com/xmlschemas/v1 http://opentracksapp.com/xmlschemas/OpenTracks_v1.xsd">
|]
wrap x = preamble ++ x ++ "</gpx>"


onepoint = wrap [r|
<trk> <trkseg>
<trkpt lat="51" lon="-0.1"> </trkpt>
</trkseg> </trk>
|]

onepointWithAttrs = wrap [r|
<trk>
 <trkseg>
  <trkpt lat="51" lon="-0.1">
   <ele>25.2</ele>
   <time>2024-10-23T08:34:59.779+01:00</time>
   <extensions><gpxtpx:TrackPointExtension>
    <gpxtpx:speed>2.4</gpxtpx:speed>
    <gpxtpx:cad>128</gpxtpx:cad>
    <pwr:PowerInWatts>55</pwr:PowerInWatts>
    <opentracks:accuracy_horizontal>3.216</opentracks:accuracy_horizontal><opentracks:distance>10.675</opentracks:distance>
    <cluetrust:distance>32.025</cluetrust:distance>
    </gpxtpx:TrackPointExtension>
   </extensions>
  </trkpt>
 </trkseg>
</trk>
|]

test1 = TestCase $
        either
        (assertFailure . displayException)
        (\ t -> assertEqual "empty track has no elements"
                0 (Track.length t))
        (Track.parse (wrap ""))

testMalformed = TestCase $
                let trk = Track.parse (wrap "<dgdsfg>>")
                in assertBool "catches syntax error" (isLeft trk)

test2 = TestCase $
        either
        (assertFailure . displayException)
        (\ (p:_) ->
           assertEqual "matches lat/lon"
           (Track.Pos 51.0 (-0.1))
           (Track.pos p))
        (Track.parse onepoint)

test3 = TestCase $
        either
        (assertFailure . displayException)
        (\ (p:_) ->
           assertEqual "handles missing attributes"
             (Nothing, Nothing) (Track.elevation p, Track.cadence p))
        (Track.parse onepoint)

test4 = TestCase $
        either
        (assertFailure . displayException)
        (\ (p:_) ->
           assertEqual "handles attributes"
             (Just 25.2, Just 128, Just 55, Data.Time.UTCTime (toEnum 60606) 27299.779)
             (Track.elevation p, Track.cadence p, Track.power p, Track.time p))
        (Track.parse onepointWithAttrs)

tests :: Test
tests = TestList [
  test1,
  testMalformed,
  test2,
  test3,
  test4
  ]

main :: IO ()
main = do
    result <- runTestTT tests
    if (failures result > 0) || (errors result > 0)
      then Exit.exitFailure
      else Exit.exitSuccess