Imdroid/weather-station
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fix: 修正8km下雨预警报警撤销

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This commit is contained in:
yarnom 2025-09-25 13:07:08 +08:00
parent 0449971bcb
commit 5d8202311f
1 changed files with 31 additions and 4 deletions
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35
templates/imdroid_radar.html
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@ -90,7 +90,13 @@
async function loadLatestTile(z, y, x) { async function loadLatestTile(z, y, x) {
const status = document.getElementById('tile_status'); const status = document.getElementById('tile_status');
const res = await fetch(`/api/radar/latest?z=${z}&y=${y}&x=${x}`); const res = await fetch(`/api/radar/latest?z=${z}&y=${y}&x=${x}`);
if (!res.ok) { status.textContent = '未找到瓦片'; return; } if (!res.ok) {
status.textContent = '未找到瓦片';
// 当没有瓦片可用时，清空附近降雨提示，避免遗留旧提示
const nb = document.getElementById('nearbyStatus');
if (nb) { nb.textContent=''; nb.classList.remove('text-red-700'); nb.classList.add('text-gray-700'); }
return;
}
const t = await res.json(); const t = await res.json();
const fmt = (n, d=5)=> Number(n).toFixed(d); const fmt = (n, d=5)=> Number(n).toFixed(d);
document.getElementById('tile_dt').textContent = t.dt; document.getElementById('tile_dt').textContent = t.dt;
@ -127,7 +133,13 @@
async function loadTileAt(z, y, x, dtStr) { async function loadTileAt(z, y, x, dtStr) {
const status = document.getElementById('tile_status'); const status = document.getElementById('tile_status');
const res = await fetch(`/api/radar/at?z=${z}&y=${y}&x=${x}&dt=${encodeURIComponent(dtStr)}`); const res = await fetch(`/api/radar/at?z=${z}&y=${y}&x=${x}&dt=${encodeURIComponent(dtStr)}`);
if (!res.ok) { status.textContent = '未找到瓦片'; return; } if (!res.ok) {
status.textContent = '未找到瓦片';
// 清空附近降雨提示，避免遗留
const nb = document.getElementById('nearbyStatus');
if (nb) { nb.textContent=''; nb.classList.remove('text-red-700'); nb.classList.add('text-gray-700'); }
return;
}
const t = await res.json(); const t = await res.json();
const fmt = (n, d=5)=> Number(n).toFixed(d); const fmt = (n, d=5)=> Number(n).toFixed(d);
document.getElementById('tile_dt').textContent = t.dt; document.getElementById('tile_dt').textContent = t.dt;
@ -393,7 +405,13 @@
function maybeCalcNearbyRain(){ function maybeCalcNearbyRain(){
try{ try{
const el = document.getElementById('nearbyStatus'); if(!el) return; const el = document.getElementById('nearbyStatus'); if(!el) return;
if(!gTileValues || !gXs || !gYs || gStLat===null || gStLon===null){ el.textContent=''; return; } if(!gTileValues || !gXs || !gYs || gStLat===null || gStLon===null){
// 数据不足时清空提示并恢复默认样式
el.textContent='';
el.classList.remove('text-red-700');
el.classList.add('text-gray-700');
return;
}
const radiusM = 8000; // 8km const radiusM = 8000; // 8km
const h=gTileValues.length, w=gTileValues[0].length; const h=gTileValues.length, w=gTileValues[0].length;
let hit=false, maxDBZ=null; let hit=false, maxDBZ=null;
@ -405,7 +423,16 @@
if(dist <= radiusM){ hit=true; maxDBZ = maxDBZ==null?dbz:Math.max(maxDBZ, dbz); break; } if(dist <= radiusM){ hit=true; maxDBZ = maxDBZ==null?dbz:Math.max(maxDBZ, dbz); break; }
} }
} }
if(hit){ el.textContent = `附近8公里内检测到大于等于 40dBz 的雷达反射率，短时间内可能会下雨`; el.classList.remove('text-gray-700'); el.classList.add('text-red-700'); } if(hit){
el.textContent = `附近8公里内检测到大于等于 40dBz 的雷达反射率，短时间内可能会下雨`;
el.classList.remove('text-gray-700');
el.classList.add('text-red-700');
} else {
// 未命中时清空并恢复默认样式，避免提示“停留不消失”
el.textContent = '';
el.classList.remove('text-red-700');
el.classList.add('text-gray-700');
}
}catch(e){ /* ignore */ } }catch(e){ /* ignore */ }
} }