Compare commits
12
Commits
| Author | SHA1 | Date | |
|---|---|---|---|
|
|
50036c8a67 | ||
|
|
a71b7ae20e | ||
|
|
98cf3a5736 | ||
|
|
ed41df46de | ||
|
|
9342ccc7c9 | ||
|
|
508ccc3802 | ||
|
|
69c3c17606 | ||
|
|
0b27d3d4f6 | ||
|
|
01517ba687 | ||
|
|
d73a64023f | ||
|
|
dc6d1fd724 | ||
|
|
10e3b54d0c |
@@ -1,6 +1,7 @@
|
||||
build/
|
||||
build-release/
|
||||
build-sim/
|
||||
build-watch/
|
||||
.DS_Store
|
||||
*.xcuserstate
|
||||
xcuserdata/
|
||||
|
||||
@@ -292,6 +292,7 @@
|
||||
CODE_SIGN_ENTITLEMENTS = Config/App.entitlements;
|
||||
CODE_SIGN_STYLE = Automatic;
|
||||
CURRENT_PROJECT_VERSION = 1;
|
||||
DEVELOPMENT_TEAM = F3BE6NE7U3;
|
||||
GENERATE_INFOPLIST_FILE = NO;
|
||||
INFOPLIST_FILE = Config/App-Info.plist;
|
||||
LD_RUNPATH_SEARCH_PATHS = (
|
||||
@@ -314,6 +315,7 @@
|
||||
CODE_SIGN_ENTITLEMENTS = Config/App.entitlements;
|
||||
CODE_SIGN_STYLE = Automatic;
|
||||
CURRENT_PROJECT_VERSION = 1;
|
||||
DEVELOPMENT_TEAM = F3BE6NE7U3;
|
||||
GENERATE_INFOPLIST_FILE = NO;
|
||||
INFOPLIST_FILE = Config/App-Info.plist;
|
||||
LD_RUNPATH_SEARCH_PATHS = (
|
||||
@@ -336,6 +338,7 @@
|
||||
CODE_SIGN_ENTITLEMENTS = Config/Widget.entitlements;
|
||||
CODE_SIGN_STYLE = Automatic;
|
||||
CURRENT_PROJECT_VERSION = 1;
|
||||
DEVELOPMENT_TEAM = F3BE6NE7U3;
|
||||
GENERATE_INFOPLIST_FILE = NO;
|
||||
INFOPLIST_FILE = Config/Widget-Info.plist;
|
||||
LD_RUNPATH_SEARCH_PATHS = (
|
||||
@@ -360,6 +363,7 @@
|
||||
CODE_SIGN_ENTITLEMENTS = Config/Widget.entitlements;
|
||||
CODE_SIGN_STYLE = Automatic;
|
||||
CURRENT_PROJECT_VERSION = 1;
|
||||
DEVELOPMENT_TEAM = F3BE6NE7U3;
|
||||
GENERATE_INFOPLIST_FILE = NO;
|
||||
INFOPLIST_FILE = Config/Widget-Info.plist;
|
||||
LD_RUNPATH_SEARCH_PATHS = (
|
||||
|
||||
@@ -56,14 +56,16 @@ struct ContentView: View {
|
||||
|
||||
/// Kicks off a (throttled) Apple-Maps road-distance recompute for the
|
||||
/// stations around the current fix. The app owns routing — the widget and
|
||||
/// Live Activity only read the cached result.
|
||||
/// Live Activity only read the cached result. Falls back to the last saved
|
||||
/// location so it can run before the first fresh GPS fix arrives.
|
||||
private func refreshRoadDistancesIfNeeded() {
|
||||
guard let location else { return }
|
||||
let origin = location ?? FuelStore.loadLocation()
|
||||
guard let origin else { return }
|
||||
Task {
|
||||
await RoadDistanceService.refreshIfNeeded(
|
||||
stations: stations,
|
||||
lat: location.lat,
|
||||
lng: location.lng
|
||||
lat: origin.lat,
|
||||
lng: origin.lng
|
||||
)
|
||||
}
|
||||
}
|
||||
@@ -319,7 +321,7 @@ struct ContentView: View {
|
||||
#else
|
||||
let shouldSkipOnboarding = false
|
||||
#endif
|
||||
if FuelStore.loadHasCompletedOnboarding()
|
||||
if !FuelStore.shouldShowOnboarding()
|
||||
|| shouldSkipOnboarding {
|
||||
locationManager.startForegroundTracking()
|
||||
// Geofences and the Live Activity must follow the user even in
|
||||
@@ -332,6 +334,10 @@ struct ContentView: View {
|
||||
fuel: alertsFuel, radiusKM: effectiveAlertsRadiusKM)
|
||||
monitor.setEnabled(alertsEnabled)
|
||||
updateLiveActivity()
|
||||
// Compute road distances early (throttled; falls back to the
|
||||
// last saved location) so distance surfaces are road-matched
|
||||
// as soon as stations are available.
|
||||
refreshRoadDistancesIfNeeded()
|
||||
// Refresh only when the cache is stale (twice-a-day policy).
|
||||
// Skipped under the force-* hooks so the banner stays up.
|
||||
#if DEBUG
|
||||
@@ -377,6 +383,7 @@ struct ContentView: View {
|
||||
monitor.update(stations: stations, favourites: refreshedFavourites,
|
||||
fuel: alertsFuel, radiusKM: effectiveAlertsRadiusKM)
|
||||
updateLiveActivity()
|
||||
refreshRoadDistancesIfNeeded()
|
||||
// No network fetch on foreground — pull-to-refresh is the override.
|
||||
} else {
|
||||
locationManager.stopForegroundTracking()
|
||||
|
||||
@@ -51,11 +51,16 @@ enum RoadDistanceService {
|
||||
.filter { $0.distanceKM(to: lat, lng2: lng) <= maxRadiusKM }
|
||||
|
||||
let origin = CLLocationCoordinate2D(latitude: lat, longitude: lng)
|
||||
var entries: [String: Double] = [:]
|
||||
var entries: [String: CachedRoadDistance] = [:]
|
||||
for station in nearest {
|
||||
let dest = CLLocationCoordinate2D(latitude: station.lat, longitude: station.lng)
|
||||
if let meters = await roadMeters(from: origin, to: dest) {
|
||||
entries[station.id] = meters
|
||||
// Store the exact pin that was routed so the display layer can
|
||||
// refuse to serve this value if the station later appears with
|
||||
// a different coordinate (corrected pin / other data source).
|
||||
entries[station.id] = CachedRoadDistance(meters: meters,
|
||||
lat: station.lat,
|
||||
lng: station.lng)
|
||||
}
|
||||
}
|
||||
guard !entries.isEmpty else { return }
|
||||
|
||||
@@ -125,7 +125,7 @@ struct CheapestFuelIntent: AppIntent {
|
||||
struct DirectionsToCheapestFuelIntent: AppIntent {
|
||||
static var title: LocalizedStringResource = "Directions to Cheapest Fuel Near Me"
|
||||
static var description = IntentDescription(
|
||||
"Opens Apple Maps directions to the cheapest station selling a fuel near you, using the latest cached prices."
|
||||
"Opens directions to the cheapest station selling a fuel near you, using the latest cached prices."
|
||||
)
|
||||
|
||||
@Parameter(title: "Fuel")
|
||||
@@ -285,7 +285,7 @@ struct FavouriteFuelPriceIntent: AppIntent {
|
||||
struct DirectionsToFavouriteFuelIntent: AppIntent {
|
||||
static var title: LocalizedStringResource = "Directions to Favourite Fuel Station"
|
||||
static var description = IntentDescription(
|
||||
"Opens Apple Maps directions to your top favourite station for a fuel."
|
||||
"Opens directions to your top favourite station for a fuel."
|
||||
)
|
||||
|
||||
@Parameter(title: "Fuel")
|
||||
@@ -404,7 +404,7 @@ struct FuelMessage: View {
|
||||
/// Shortcut slot and adds no phrase.
|
||||
struct OpenDirectionsIntent: AppIntent {
|
||||
static var title: LocalizedStringResource = "Directions"
|
||||
static var description = IntentDescription("Opens Apple Maps directions to the station.")
|
||||
static var description = IntentDescription("Opens directions to the station.")
|
||||
static var isDiscoverable: Bool = false
|
||||
|
||||
@Parameter var stationName: String
|
||||
@@ -489,19 +489,14 @@ struct FuelMessageSnippetIntent: SnippetIntent {
|
||||
|
||||
struct FuelBoardShortcuts: AppShortcutsProvider {
|
||||
static var appShortcuts: [AppShortcut] {
|
||||
// Generic parameterized shortcut — matches whatever fuel word Siri
|
||||
// resolves. Parameter resolution is flaky on-device ("cheapest diesel"
|
||||
// matched, "cheapest unleaded" didn't), which is why the fixed-fuel
|
||||
// entries below carry the fuel word as LITERAL phrase text.
|
||||
AppShortcut(
|
||||
intent: CheapestFuelIntent(),
|
||||
phrases: [
|
||||
"Ask \(.applicationName) what's the cheapest \(\.$fuel) near me",
|
||||
],
|
||||
shortTitle: "Cheapest Fuel",
|
||||
systemImageName: "fuelpump"
|
||||
)
|
||||
|
||||
// NOTE (2026-08-20): the generic parameterized shortcut ("cheapest
|
||||
// ${fuel}") was REMOVED. It competed with the fixed-fuel literal-word
|
||||
// shortcuts for the same intent (parameter resolution was already flaky
|
||||
// on-device), which degraded Siri's NLU ranking and caused the
|
||||
// hit-and-miss "can't do that, searching in app" fallback. Now Siri
|
||||
// routes on literal fuel words only, and the freed slot keeps us under
|
||||
// the 10-shortcut cap. Every phrase carries .applicationName (iOS 26
|
||||
// metadata-processor requirement) and mirrors how people actually ask.
|
||||
AppShortcut(
|
||||
intent: CheapestFuelIntent(fuel: .e10),
|
||||
phrases: [
|
||||
@@ -509,6 +504,10 @@ struct FuelBoardShortcuts: AppShortcutsProvider {
|
||||
"Ask \(.applicationName) for the cheapest petrol near me",
|
||||
"Find the cheapest petrol near me \(.applicationName)",
|
||||
"Find the cheapest unleaded near me \(.applicationName)",
|
||||
"What's the cheapest unleaded near me \(.applicationName)",
|
||||
"What's the cheapest petrol near me \(.applicationName)",
|
||||
"Cheapest unleaded near me \(.applicationName)",
|
||||
"Where's the cheapest petrol \(.applicationName)",
|
||||
],
|
||||
shortTitle: "Cheapest Unleaded",
|
||||
systemImageName: "fuelpump"
|
||||
|
||||
@@ -25,6 +25,7 @@ struct TrendsView: View {
|
||||
var onHistoryRecovered: (() -> Void)? = nil
|
||||
|
||||
@Environment(\.dismiss) private var dismiss
|
||||
@Environment(\.accessibilityReduceMotion) private var reduceMotion
|
||||
|
||||
@State private var fuel: FuelType = .e10
|
||||
@State private var rangeDays: Int = 30
|
||||
@@ -34,6 +35,13 @@ struct TrendsView: View {
|
||||
@State private var loadFailed = false
|
||||
@State private var firstSnapshot: String?
|
||||
|
||||
/// Per-series draw-in waterline: maps stationID → how many leading points
|
||||
/// are revealed, so each line traces left→right on first appearance.
|
||||
/// Series reveal in a short staggered cascade so the draw is clearly
|
||||
/// visible even with only 2 points per line. Stays full after the first
|
||||
/// reveal so range/mode switches morph instead of re-tracing.
|
||||
@State private var revealed: [String: Int] = [:]
|
||||
|
||||
/// Seeded from `selectedFuel` (the fuel the tab was on) so the sheet
|
||||
/// opens where the user was — same pattern as FavouritesView.
|
||||
init(favourites: [FavouriteEntry],
|
||||
@@ -157,7 +165,13 @@ struct TrendsView: View {
|
||||
// pointer probe already done above.
|
||||
loadFailed = firstSnapshot == nil
|
||||
}
|
||||
// Always redraw the lines on a selection change. `.task(id:)` fires on
|
||||
// the initial appear and on every fuel/range switch (there's no
|
||||
// periodic refetch in this sheet), so a staggered per-series draw-in
|
||||
// replays exactly when the user picks 7/30/90 (or switches fuel) while
|
||||
// a width-stable morph keeps the x-axis/y-range from jumping abruptly.
|
||||
series = fetched
|
||||
revealSeries(fetched)
|
||||
// A failure with no data IS a connection problem — raise the global
|
||||
// banner so the user isn't stuck with a silent retry state. Success
|
||||
// clears it (only if the banner is the connection banner).
|
||||
@@ -168,6 +182,32 @@ struct TrendsView: View {
|
||||
}
|
||||
}
|
||||
|
||||
/// Replays the staggered per-series draw-in for the given histories:
|
||||
/// resets the waterline, then cascades each station's line left→right,
|
||||
/// 0.18s apart, on every range/fuel selection. Reduce Motion jump-cuts
|
||||
/// straight to the full state.
|
||||
private func revealSeries(_ histories: [StationHistory]) {
|
||||
let hasPoints = histories.contains { !$0.points.isEmpty }
|
||||
guard hasPoints else { return }
|
||||
if reduceMotion {
|
||||
revealed = histories.reduce(into: [:]) { $0[$1.stationID] = $1.points.count }
|
||||
return
|
||||
}
|
||||
revealed = [:]
|
||||
let cascadeNS = UInt64(0.18 * 1_000_000_000)
|
||||
for (i, h) in histories.enumerated() {
|
||||
let sid = h.stationID
|
||||
let total = h.points.count
|
||||
Task {
|
||||
try? await Task.sleep(nanoseconds: UInt64(i) * cascadeNS)
|
||||
guard !Task.isCancelled else { return }
|
||||
withAnimation(.easeOut(duration: 0.5)) {
|
||||
revealed[sid] = total
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
private func yLabel(_ pence: Double) -> String {
|
||||
switch mode {
|
||||
case .price:
|
||||
@@ -330,6 +370,9 @@ struct TrendsView: View {
|
||||
.font(.system(size: 30, weight: .bold, design: .default))
|
||||
.monospacedDigit()
|
||||
.foregroundStyle(.primary)
|
||||
// Roll the digits to the new figure on range/mode change
|
||||
// (fires inside the animated transaction above).
|
||||
.contentTransition(.numericText(value: headAvg))
|
||||
if let delta = headlineDelta, delta != 0 {
|
||||
Label(
|
||||
"\(deltaIsGood ? "−" : "+")\(abs(delta), specifier: "%.1f")p",
|
||||
@@ -389,13 +432,13 @@ struct TrendsView: View {
|
||||
// type-checker's budget.)
|
||||
Chart {
|
||||
ForEach(displaySeries) { history in
|
||||
ForEach(history.points) { point in
|
||||
ForEach(history.points.prefix(revealed[history.stationID] ?? 0)) { point in
|
||||
areaMark(point, series: history.name,
|
||||
color: seriesColor(index(of: history.stationID)))
|
||||
}
|
||||
}
|
||||
ForEach(displaySeries) { history in
|
||||
ForEach(history.points) { point in
|
||||
ForEach(history.points.prefix(revealed[history.stationID] ?? 0)) { point in
|
||||
lineMark(point, series: history.name,
|
||||
color: seriesColor(index(of: history.stationID)))
|
||||
}
|
||||
@@ -424,6 +467,9 @@ struct TrendsView: View {
|
||||
}
|
||||
}
|
||||
.frame(height: 190)
|
||||
// Price ↔ vs-cheapest is a pure view toggle (no network): animate the
|
||||
// lines + axis gliding to the rebased series.
|
||||
.animation(.easeInOut(duration: 0.35), value: mode)
|
||||
}
|
||||
|
||||
/// One gradient-filled area band under a single point of a series.
|
||||
|
||||
@@ -647,7 +647,8 @@ final class RoadDistanceCacheTests: XCTestCase {
|
||||
func testRoadDistanceUsedWhenCachedNear() {
|
||||
let s = station("a", 51.5074, -0.1278)
|
||||
// Cache a road distance of 3.2 km for this station from the user's fix.
|
||||
FuelStore.saveRoadDistances(sourceLat: 51.6, sourceLng: -0.1, entries: ["a": 3200])
|
||||
FuelStore.saveRoadDistances(sourceLat: 51.6, sourceLng: -0.1,
|
||||
entries: ["a": .init(meters: 3200, lat: 51.5074, lng: -0.1278)])
|
||||
let km = FuelStore.displayDistanceKM(station: s, userLat: 51.6, userLng: -0.1)
|
||||
XCTAssertEqual(km, 3.2, accuracy: 0.0001)
|
||||
}
|
||||
@@ -655,8 +656,9 @@ final class RoadDistanceCacheTests: XCTestCase {
|
||||
func testRoadDistanceNilWhenOriginFar() {
|
||||
let s = station("a", 51.5074, -0.1278)
|
||||
// Cache built in London, but the user is now ~200 km away -> stale.
|
||||
FuelStore.saveRoadDistances(sourceLat: 51.5074, sourceLng: -0.1278, entries: ["a": 3200])
|
||||
let meters = FuelStore.roadDistanceMeters(for: "a", userLat: 53.4808, userLng: -2.2426)
|
||||
FuelStore.saveRoadDistances(sourceLat: 51.5074, sourceLng: -0.1278,
|
||||
entries: ["a": .init(meters: 3200, lat: 51.5074, lng: -0.1278)])
|
||||
let meters = FuelStore.roadDistanceMeters(for: s, userLat: 53.4808, userLng: -2.2426)
|
||||
XCTAssertNil(meters)
|
||||
// And display falls back to straight-line.
|
||||
let km = FuelStore.displayDistanceKM(station: s, userLat: 53.4808, userLng: -2.2426)
|
||||
@@ -664,10 +666,36 @@ final class RoadDistanceCacheTests: XCTestCase {
|
||||
}
|
||||
|
||||
func testRoadDistanceUsedForOtherStationNotFound() {
|
||||
FuelStore.saveRoadDistances(sourceLat: 51.6, sourceLng: -0.1, entries: ["a": 3200])
|
||||
FuelStore.saveRoadDistances(sourceLat: 51.6, sourceLng: -0.1,
|
||||
entries: ["a": .init(meters: 3200, lat: 51.5074, lng: -0.1278)])
|
||||
// A station that isn't in the cache falls back to straight-line.
|
||||
let s = station("z", 51.51, -0.13)
|
||||
let km = FuelStore.displayDistanceKM(station: s, userLat: 51.6, userLng: -0.1)
|
||||
XCTAssertEqual(km, s.distanceKM(to: 51.6, lng2: -0.1), accuracy: 0.0001)
|
||||
}
|
||||
|
||||
func testRoadDistanceNotServedWhenStationPinDiffers() {
|
||||
// Route a road distance to station "a" at pin P1.
|
||||
FuelStore.saveRoadDistances(sourceLat: 51.6, sourceLng: -0.1,
|
||||
entries: ["a": .init(meters: 3200, lat: 51.5074, lng: -0.1278)])
|
||||
// The SAME station id appears with a moved pin (corrected coordinate /
|
||||
// different embedded vs live source): the cached route to P1 must NOT
|
||||
// be served — it belongs to a different location.
|
||||
let moved = station("a", 51.5400, -0.1600)
|
||||
let km = FuelStore.displayDistanceKM(station: moved, userLat: 51.6, userLng: -0.1)
|
||||
XCTAssertEqual(km, moved.distanceKM(to: 51.6, lng2: -0.1), accuracy: 0.0001,
|
||||
"road value routed to the old pin leaked onto a different coordinate")
|
||||
}
|
||||
}
|
||||
|
||||
// MARK: - Install identity
|
||||
|
||||
final class InstallIdentityTests: XCTestCase {
|
||||
func testFreshInstallIsStableAfterFirstCall() {
|
||||
// The first call seeds the common install id (local == keychain), so
|
||||
// any subsequent call in the same process must report NOT-fresh. This
|
||||
// holds regardless of persisted keychain/defaults state from prior runs.
|
||||
_ = FuelStore.isFreshInstall()
|
||||
XCTAssertFalse(FuelStore.isFreshInstall())
|
||||
}
|
||||
}
|
||||
|
||||
+79
-12
@@ -934,15 +934,56 @@ struct FuelStore {
|
||||
}
|
||||
|
||||
// MARK: Onboarding — the app shows the intro screen on first launch only
|
||||
// (a test button in the Alerts tab re-opens it). Stored in the app group
|
||||
// so the widget can see it too if ever needed.
|
||||
// (a test button in the Alerts tab re-opens it). Stored KEYCHAIN-FIRST
|
||||
// (with an app-group mirror) for the same reason as favourites/distance
|
||||
// unit: free SideStore accounts don't provision the app-group container,
|
||||
// so an app-group-only flag silently fails to save AND reloads as false,
|
||||
// making onboarding re-appear on every launch. Keychain survives reinstall
|
||||
// and is shared with the extension.
|
||||
|
||||
static func loadHasCompletedOnboarding() -> Bool {
|
||||
UserDefaults(suiteName: appGroupSuite)?.bool(forKey: onboardingCompletedKey) ?? false
|
||||
(loadString(service: onboardingCompletedKey) ?? "0") == "1"
|
||||
}
|
||||
|
||||
static func saveHasCompletedOnboarding(_ completed: Bool) {
|
||||
UserDefaults(suiteName: appGroupSuite)?.set(completed, forKey: onboardingCompletedKey)
|
||||
saveString(completed ? "1" : "0", service: onboardingCompletedKey)
|
||||
}
|
||||
|
||||
// MARK: Install identity — distinguish a genuinely fresh install (where
|
||||
// onboarding should replay) from later launches of the same install.
|
||||
|
||||
/// Keychain copy of the install id (survives reinstall).
|
||||
private static let installIDKey = "fuelboard.installID"
|
||||
/// Local (app-own container) copy — wiped on reinstall, persists across
|
||||
/// normal launches. Free SideStore accounts have no app-group container,
|
||||
/// so this app-own defaults domain is the reliable "same install" signal.
|
||||
private static let localInstallIDKey = "fuelboard.installID.local"
|
||||
|
||||
/// True when this is a first-ever install OR the app was just reinstalled
|
||||
/// (local install id missing/different from the keychain id). Seeds a fresh
|
||||
/// id into both stores so the next launch within the same install is not a
|
||||
/// "fresh install" any more.
|
||||
static func isFreshInstall() -> Bool {
|
||||
let local = UserDefaults.standard.string(forKey: localInstallIDKey)
|
||||
let remote = loadString(service: installIDKey)
|
||||
if let local, let remote, local == remote { return false }
|
||||
// Fresh / mismatched install (or first launch). Pattern a common id so
|
||||
// subsequent launches of this install are recognised as the same one.
|
||||
let id = UUID().uuidString
|
||||
UserDefaults.standard.set(id, forKey: localInstallIDKey)
|
||||
saveString(id, service: installIDKey)
|
||||
return true
|
||||
}
|
||||
|
||||
/// Onboarding should present when it hasn't been completed in this install
|
||||
/// OR this is a freshly-installed app (so the walkthrough replays on a new
|
||||
/// install, e.g. after a SideStore reinstall, without re-showing on every
|
||||
/// ordinary launch). The install check always runs (it seeds the id) rather
|
||||
/// than short-circuiting, so a brand-new install is recorded before the
|
||||
/// user ever fills in onboarding.
|
||||
static func shouldShowOnboarding() -> Bool {
|
||||
let fresh = isFreshInstall()
|
||||
return !loadHasCompletedOnboarding() || fresh
|
||||
}
|
||||
|
||||
// MARK: Road distances (Apple-Maps-matched, computed by the app)
|
||||
@@ -958,7 +999,16 @@ struct FuelStore {
|
||||
/// user position before a cached road distance is treated as stale.
|
||||
static let roadDistanceOriginToleranceMeters: Double = 600
|
||||
|
||||
static func saveRoadDistances(sourceLat: Double, sourceLng: Double, entries: [String: Double]) {
|
||||
/// How far (degrees) a station's stored coordinate may drift from the pin
|
||||
/// a road distance was actually routed to before that cached value is
|
||||
/// treated as belonging to a different station. Guards against one data
|
||||
/// source (live fetch, bundled offline dump, or a corrected pin) serving a
|
||||
/// road distance that was computed for a different coordinate under the
|
||||
/// same station ID. ~1e-4 deg ≈ 11 m — tolerates float/rounding jitter but
|
||||
/// catches any real pin change.
|
||||
static let roadDistancePinToleranceDegrees: Double = 1e-4
|
||||
|
||||
static func saveRoadDistances(sourceLat: Double, sourceLng: Double, entries: [String: CachedRoadDistance]) {
|
||||
let cache = RoadDistanceCache(sourceLat: sourceLat, sourceLng: sourceLng,
|
||||
updatedAt: Date().timeIntervalSince1970, entries: entries)
|
||||
if let data = try? JSONEncoder().encode(cache) {
|
||||
@@ -976,10 +1026,11 @@ struct FuelStore {
|
||||
|
||||
/// Cached road distance (metres) to a station from the user's location, or
|
||||
/// nil when not cached / the cache was built too far from where the user
|
||||
/// is now.
|
||||
static func roadDistanceMeters(for stationID: String, userLat: Double, userLng: Double) -> Double? {
|
||||
/// is now / the station's own pin doesn't match the coordinate that was
|
||||
/// routed.
|
||||
static func roadDistanceMeters(for station: FuelStation, userLat: Double, userLng: Double) -> Double? {
|
||||
guard let cache = loadRoadDistances(),
|
||||
let meters = cache.entries[stationID] else { return nil }
|
||||
let entry = cache.entries[station.id] else { return nil }
|
||||
// The cache is only valid near the location it was built from.
|
||||
let dLat = (userLat - cache.sourceLat) * .pi / 180
|
||||
let dLng = (userLng - cache.sourceLng) * .pi / 180
|
||||
@@ -989,13 +1040,18 @@ struct FuelStore {
|
||||
sin(dLng / 2) * sin(dLng / 2)
|
||||
let originDistanceMeters = r * 2 * atan2(sqrt(a), sqrt(1 - a))
|
||||
guard originDistanceMeters <= roadDistanceOriginToleranceMeters else { return nil }
|
||||
return meters
|
||||
// Pin fingerprint: never serve a routed value for a coordinate we
|
||||
// didn't actually route to. This is the guard that keeps embedded /
|
||||
// live / cached station sets from injecting each other's road metres.
|
||||
guard abs(entry.lat - station.lat) <= roadDistancePinToleranceDegrees,
|
||||
abs(entry.lng - station.lng) <= roadDistancePinToleranceDegrees else { return nil }
|
||||
return entry.meters
|
||||
}
|
||||
|
||||
/// Distance (km) to display for a station: cached ROAD distance when
|
||||
/// available (matches Apple Maps), else straight-line haversine.
|
||||
static func displayDistanceKM(station: FuelStation, userLat: Double, userLng: Double) -> Double {
|
||||
if let meters = roadDistanceMeters(for: station.id, userLat: userLat, userLng: userLng) {
|
||||
if let meters = roadDistanceMeters(for: station, userLat: userLat, userLng: userLng) {
|
||||
return meters / 1000.0
|
||||
}
|
||||
return station.distanceKM(to: userLat, lng2: userLng)
|
||||
@@ -1062,10 +1118,21 @@ struct FuelStore {
|
||||
}
|
||||
|
||||
/// Cached Apple-Maps road distances for nearby stations (see
|
||||
/// `FuelStore.roadDistancesKey`). `entries` maps stationID → road metres.
|
||||
/// A single cached road distance plus the station pin it was routed to. Keeping
|
||||
/// the pin lets `roadDistanceMeters` refuse to serve a route computed for a
|
||||
/// *different* coordinate under the same ID — the guard that stops embedded /
|
||||
/// live / cached station sets cross-contaminating the distance display.
|
||||
struct CachedRoadDistance: Codable {
|
||||
let meters: Double
|
||||
let lat: Double
|
||||
let lng: Double
|
||||
}
|
||||
|
||||
/// `FuelStore.roadDistancesKey`). `entries` maps stationID → road metres +
|
||||
/// the routed pin.
|
||||
struct RoadDistanceCache: Codable {
|
||||
let sourceLat: Double
|
||||
let sourceLng: Double
|
||||
let updatedAt: TimeInterval
|
||||
let entries: [String: Double]
|
||||
let entries: [String: CachedRoadDistance]
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user