//
// Cheapest fuel station near here with hhcode and use haversine to limit distance
//

// Le Val Martin
//43.6214252,7.022854
// Les Cabots
//43.6260146,7.1063278
// Le Fournel
//43.5749417,7.1028818
// Le Cannet
//43.5745511,6.983477

// Sophia-Antipolis - Hôtel Ibis
//43.620, 7.057

'POLYGON ((7.023 43.621, 7.106 43.626, 7.103 43.575, 6.983 43.574, 7.023 43.621))' 0.01 false GEO.WKT
GEO.REGEXP '~(' SWAP + ')' +
'regexp' STORE

[ 'READ' 'data.fuel' { 'type' 'gazole' 'loc' $regexp } NOW -1 ] FETCH 'data' STORE
$data

NOW ISO8601
'2017-11-01T00:00:00.000000Z'
TIMECLIP
NONEMPTY

[ SWAP
  <%
    // Extract lat + lon
    [ 3 7 ] SUBLIST FLATTEN DUP
    [ 1 2 ] SUBLIST LIST-> DROP
    43.620 7.057
    HAVERSINE 'dist' STORE
    <% $dist 5000.0 > %>
    <% NULL 4 SET %>
    IFT
  %> MACROMAPPER 0 0 0
] MAP NONEMPTY

[ SWAP
  bucketizer.min
  NOW
  0 //31536000000000
  1
] BUCKETIZE

[ SWAP
  []
  reducer.min
] REDUCE
[ SWAP mapper.tostring 0 0 0 ] MAP

// Get station value and its metadata (Name of the station)
//IST-> DROP [ SWAP LOCATIONS ] FLATTEN LIST-> DROP ->HHCODE 'hfilter' STORE
//[ $data [ ] { 'loc' $hfilter } filter.byattr ] FILTER