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reaktor2: do not suggest closed restaurants

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This commit is contained in:
Kierán Meinhardt 2022-10-12 09:37:28 +02:00
parent 1d60b36e5a
commit 7e40e32e43
1 changed files with 14 additions and 30 deletions
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44
krebs/2configs/reaktor2.nix
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@ -80,38 +80,22 @@ let
activate = "match";
command = {
env = {
radius = toString 500; # metres around c-base to search
age_threshold = toString (24 * 60 * 60);
state_file = "${stateDir}/krebsfood";
CACHE_DIR = "${stateDir}/krebsfood";
};
filename = pkgs.writeDash "krebsfood" ''
filename =
let
osm-restaurants-src = pkgs.fetchFromGitHub {
owner = "kmein";
repo = "scripts";
rev = "c7a1256040c7a32ef4fd700e057bb4135a19791f";
sha256 = "1f1cmm6wafsaii4mas1d9fishczmi6f6whkz3b1bh6jxmalwgka8";
};
osm-restaurants = pkgs.callPackage "${osm-restaurants-src}/osm-restaurants" {};
in pkgs.writeDash "krebsfood" ''
set -efu
expected_max_results=1024 # the upper bound on the number of restaurants
file_age_seconds() {
expr "$(date +%s)" - "$(date +%s -r "$1")"
}
get_restaurants() {
if [ -f "$state_file" ]; then
[ "$(file_age_seconds "$state_file")" -lt "$age_threshold" ] && cat "$state_file"
else
echo '[out:json];node(id:260050809)->.cbase;
(
node(around.cbase:'$radius')[amenity=fast_food];
node(around.cbase:'$radius')[amenity=restaurant];
);out;' \
| ${pkgs.curl}/bin/curl -sSL -d @- -X POST http://overpass-api.de/api/interpreter \
| tee "$state_file"
fi
}
get_restaurants \
| ${pkgs.jq}/bin/jq -r --argjson random "$(shuf -i 0-$expected_max_results -n 1)" '
.elements
| length as $length
| .[$random % $length]
| "How about \(.tags.name) (https://www.openstreetmap.org/\(.type)/\(.id)), open \(.tags.opening_hours)?"
c_base=260050809
${osm-restaurants}/bin/osm-restaurants --radius 500 --center "$c_base" \
| ${pkgs.jq}/bin/jq -r '"How about \(.tags.name) (https://www.openstreetmap.org/\(.type)/\(.id)), open \(.tags.opening_hours)?"'
'
'';
};