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Prevent using ways in the wrong direction

This commit is contained in:
Mattéo Delabre 2020-01-13 15:01:07 +01:00
parent d42e3ed3ed
commit b3de2e25f1
Signed by: matteo
GPG Key ID: AE3FBD02DC583ABB
1 changed files with 10 additions and 4 deletions
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14
back/data.js
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@ -78,7 +78,11 @@ out body qt;
for (let id of rawWays) for (let id of rawWays)
{ {
const {type, nodes} = elements[id]; const {type, nodes, tags} = elements[id];
const canGoBackward = (
tags.oneway !== 'yes'
|| parseInt(tags['lanes:psv:backward'], 10) > 0
);
if (type === 'way' && nodes.length >= 1) if (type === 'way' && nodes.length >= 1)
{ {
@ -93,14 +97,16 @@ out body qt;
{ {
if (!nodeNeighbors.has(node)) if (!nodeNeighbors.has(node))
{ {
nodeNeighbors.set(node, new Set([previousNode])); nodeNeighbors.set(node, new Set());
} }
else
nodeNeighbors.get(previousNode).add(node);
if (canGoBackward)
{ {
nodeNeighbors.get(node).add(previousNode); nodeNeighbors.get(node).add(previousNode);
} }
nodeNeighbors.get(previousNode).add(node);
previousNode = node; previousNode = node;
} }
} }