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Fix map breakage: zoom expr can't be nested in a case (circle-stroke-width)
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The low_accuracy ring nested a zoom interpolate inside a case, which MapLibre rejects at addLayer — the vehicles-circle/arrow/label layers never loaded, so no markers and no trip clicks. Move interpolate to top level with case in the output stops.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
This commit is contained in:
kianiadee 2026-05-29 10:07:42 +03:00
parent 84e9421b4d
commit 0724dd017f
1 changed files with 7 additions and 7 deletions
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14
web/fleet-core.js
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@ -206,14 +206,14 @@ export function initMap(elementId, opts = {}) {
['==', ['get', 'low_accuracy'], true], '#f59e0b',
'#0b1220',
],
// zoom must stay the top-level interpolate input; the low-accuracy
// widening goes in the per-stop output (a `case`), since MapLibre
// forbids a zoom expression nested inside a `case`.
'circle-stroke-width': [
'case',
['==', ['get', 'low_accuracy'], true], 2.5,
['interpolate', ['linear'], ['zoom'],
5, 0.5,
12, 1.5,
16, 2,
],
'interpolate', ['linear'], ['zoom'],
5, ['case', ['==', ['get', 'low_accuracy'], true], 2.5, 0.5],
12, ['case', ['==', ['get', 'low_accuracy'], true], 2.5, 1.5],
16, ['case', ['==', ['get', 'low_accuracy'], true], 2.5, 2],
],
},
});