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Finish implementation of Hazard list so it can handle when hazards end

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mrkmntal 2026-04-16 18:32:53 -04:00
commit 92822e2ddc
3 changed files with 21 additions and 11 deletions
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17
src/hazard-history.mjs
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@ -83,28 +83,34 @@ const formatLocation = (city, state, country, countryCode) => {
/**
* Update hazard history with current active hazards for a location
* @param {Object} payload - Request payload
* @param {string} payload.location - Formatted location label
* @param {string} payload.location - Formatted location label (for display)
* @param {string} payload.locationKey - Stable location key from lat/lon (for matching)
* @param {Array} payload.hazards - Array of active hazards
* @returns {Array} Updated history
*/
const updateHistory = async (payload) => {
const { location, hazards = [] } = payload;
const { location, locationKey, hazards = [] } = payload;
// Load existing history
let history = await loadHistory();
const now = new Date().toISOString();
// Use locationKey for matching if provided, fall back to location for backward compatibility
const matchKey = locationKey || location;
// Create a set of active hazard keys for this location
const activeKeys = new Set();
hazards.forEach((hazard) => {
const key = generateKey(location, hazard.id);
const key = generateKey(matchKey, hazard.id);
activeKeys.add(key);
});
// Mark previously ongoing hazards for this location as ended if no longer active
history = history.map((entry) => {
// Only process entries for this location
if (entry.location !== location) return entry;
// Use locationKey for matching if available, fall back to location for backward compatibility
const entryMatchKey = entry.locationKey || entry.location;
if (entryMatchKey !== matchKey) return entry;
// If this entry is ongoing but not in the current active set, mark it as ended
if (entry.ongoing && !activeKeys.has(entry.key)) {
@ -119,7 +125,7 @@ const updateHistory = async (payload) => {
// Add or update active hazards
hazards.forEach((hazard) => {
const key = generateKey(location, hazard.id);
const key = generateKey(matchKey, hazard.id);
const existingIndex = history.findIndex((entry) => entry.key === key);
if (existingIndex >= 0) {
@ -136,6 +142,7 @@ const updateHistory = async (payload) => {
history.push({
key,
location,
locationKey: matchKey,
hazardType: hazard.hazardType,
encounteredAt: now,
lastSeenAt: now,