Skip to content

fix: enable background and foreground cipher search processing #122

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
samdaw13 merged 1 commit into from
Mar 11, 2026
Merged

fix: enable background and foreground cipher search processing #122

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
130 changes: 68 additions & 62 deletions src/features/codeBreaking/searchRunner.tsx
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -14,6 +14,7 @@ interface BackgroundTaskData {
}

let cancelled = false;
let dispatch: AppDispatch | null = null;

export const cancelSearch = (): void => {
cancelled = true;
Expand All @@ -22,14 +23,67 @@ export const cancelSearch = (): void => {
}
};

const isCancelled = (): boolean => cancelled || !BackgroundService.isRunning();
const isCancelled = (): boolean => cancelled;

const runSearchInBackground = (
const updateNotificationProgress = (progress: number): void => {
if (!BackgroundService.isRunning()) return;

void BackgroundService.updateNotification({
taskDesc: `Searching... ${Math.round(progress * 100)}%`,
progressBar: {
value: Math.round(progress * 100),
max: 100,
indeterminate: false,
},
});
};

const requestNotificationPermission = async (): Promise<void> => {
if (Platform.OS !== 'android' || Platform.Version < 33) return;
await PermissionsAndroid.request(
'android.permission.POST_NOTIFICATIONS' as typeof PermissionsAndroid.PERMISSIONS.POST_NOTIFICATIONS,
);
};

const backgroundTask = async (taskData?: BackgroundTaskData): Promise<void> => {
if (taskData === undefined || dispatch === null) return;

const results = await cribSearchAsync(
taskData.ciphertext,
taskData.crib,
initialRotorState.available,
initialReflectorState.reflectors,
(p) => {
dispatch!(progressUpdated(p));
updateNotificationProgress(p);
},
isCancelled,
taskData.knownCribPosition,
);

if (!cancelled) {
dispatch(
cribSearchCompleted({
results,
ciphertext: taskData.ciphertext,
crib: taskData.crib,
}),
);
}

if (BackgroundService.isRunning()) {
await BackgroundService.stop();
}
};

const runSearchOnAndroid = (
ciphertext: string,
crib: string,
dispatch: AppDispatch,
appDispatch: AppDispatch,
knownCribPosition?: number,
): void => {
dispatch = appDispatch;

const taskOptions = {
taskName: 'CribSearch',
taskTitle: 'Enigma Crib Search',
Expand All @@ -49,92 +103,44 @@ const runSearchInBackground = (
linkingURI: 'enigma://search',
};

const backgroundTask = async (
taskData?: BackgroundTaskData,
): Promise<void> => {
if (taskData === undefined) return;

const results = await cribSearchAsync(
taskData.ciphertext,
taskData.crib,
initialRotorState.available,
initialReflectorState.reflectors,
(p) => {
dispatch(progressUpdated(p));
void BackgroundService.updateNotification({
taskDesc: `Searching... ${Math.round(p * 100)}%`,
progressBar: {
value: Math.round(p * 100),
max: 100,
indeterminate: false,
},
});
},
isCancelled,
taskData.knownCribPosition,
);

if (!cancelled) {
dispatch(
cribSearchCompleted({
results,
ciphertext: taskData.ciphertext,
crib: taskData.crib,
}),
);
}

if (BackgroundService.isRunning()) {
await BackgroundService.stop();
}
};

void requestNotificationPermission().then(() => {
void BackgroundService.start(backgroundTask, taskOptions);
});
};

const requestNotificationPermission = async (): Promise<void> => {
if (Platform.OS !== 'android' || Platform.Version < 33) return;
await PermissionsAndroid.request(
'android.permission.POST_NOTIFICATIONS' as typeof PermissionsAndroid.PERMISSIONS.POST_NOTIFICATIONS,
);
};

const runSearchInForeground = (
const runSearchOnIos = (
ciphertext: string,
crib: string,
dispatch: AppDispatch,
appDispatch: AppDispatch,
knownCribPosition?: number,
): void => {
const foregroundIsCancelled = (): boolean => cancelled;

void cribSearchAsync(
ciphertext,
crib,
initialRotorState.available,
initialReflectorState.reflectors,
(p) => dispatch(progressUpdated(p)),
foregroundIsCancelled,
(p) => appDispatch(progressUpdated(p)),
isCancelled,
knownCribPosition,
).then((results) => {
if (!cancelled)
dispatch(cribSearchCompleted({ results, ciphertext, crib }));
if (!cancelled) {
appDispatch(cribSearchCompleted({ results, ciphertext, crib }));
}
});
};

export const runCribAnalysis = (
ciphertext: string,
crib: string,
dispatch: AppDispatch,
appDispatch: AppDispatch,
knownCribPosition?: number,
): void => {
cancelled = false;
dispatch(searchStarted());
appDispatch(searchStarted());

if (Platform.OS === 'android') {
runSearchInBackground(ciphertext, crib, dispatch, knownCribPosition);
runSearchOnAndroid(ciphertext, crib, appDispatch, knownCribPosition);
} else {
runSearchInForeground(ciphertext, crib, dispatch, knownCribPosition);
runSearchOnIos(ciphertext, crib, appDispatch, knownCribPosition);
}
};
Loading