Files
fusion/packages/engine/src/project-engine.ts
2026-04-15 09:31:20 -07:00

1030 lines
38 KiB
TypeScript

/* eslint-disable @typescript-eslint/no-explicit-any */
import type {
TaskStore,
Task,
CentralCore,
Settings,
MergeResult,
AutomationStore as AutomationStoreType,
ScheduledTask,
AutomationRunResult,
} from "@fusion/core";
import { InProcessRuntime } from "./runtimes/in-process-runtime.js";
import type { ProjectRuntimeConfig } from "./project-runtime.js";
import { PrMonitor } from "./pr-monitor.js";
import { PrCommentHandler } from "./pr-comment-handler.js";
import { NtfyNotifier } from "./notifier.js";
import { CronRunner, createAiPromptExecutor } from "./cron-runner.js";
import type { RoutineRunner } from "./routine-runner.js";
import { aiMergeTask } from "./merger.js";
import { PRIORITY_MERGE } from "./concurrency.js";
import { runtimeLog } from "./logger.js";
import type { HeartbeatTriggerScheduler } from "./agent-heartbeat.js";
/**
* Callback for processing pull-request merge strategy.
* Injected from the CLI layer since it depends on GitHubClient.
*/
export type ProcessPullRequestMergeFn = (
store: TaskStore,
cwd: string,
taskId: string,
) => Promise<"merged" | "waiting" | "skipped">;
export interface ProjectEngineOptions {
/** Project identifier for notification deep links */
projectId?: string;
/** Base URL for ntfy.sh notifications */
ntfyBaseUrl?: string;
/**
* An already-initialized TaskStore to use instead of creating a new one.
* When provided, InProcessRuntime will skip TaskStore construction and init().
* Useful when the caller (e.g. dashboard.ts) owns and watches the store.
*/
externalTaskStore?: TaskStore;
/**
* Returns the merge strategy for the current settings.
* If not provided, defaults to "direct".
*/
getMergeStrategy?: (settings: Settings) => "direct" | "pull-request";
/**
* Processes a pull-request merge flow. Required when merge strategy
* can be "pull-request". Injected from CLI layer.
*/
processPullRequestMerge?: ProcessPullRequestMergeFn;
/**
* Returns the merge blocker reason for a task, or null/undefined if
* the task is eligible for merge. Imported from @fusion/core.
*/
getTaskMergeBlocker?: (task: Task) => string | null | undefined;
/**
* Callback for insight extraction run processing.
* Invoked after CronRunner completes a memory insight extraction schedule.
*/
onInsightRunProcessed?: (schedule: unknown, result: unknown) => void | Promise<void>;
/**
* Whether to skip starting NtfyNotifier. Useful when the caller manages
* notifications independently. Defaults to false (notifier is started).
*/
skipNotifier?: boolean;
}
/**
* ProjectEngine composes an InProcessRuntime with the higher-level
* subsystems that were previously wired inline in serve.ts / dashboard.ts:
*
* - **Auto-merge queue** — serialized merge with conflict retry, semaphore gating
* - **PrMonitor + PrCommentHandler** — GitHub PR feedback loop
* - **NtfyNotifier** — push notifications
* - **CronRunner + AutomationStore** — scheduled automations
* - **Settings event listeners** — dynamic reconfiguration
*
* This ensures every InProcessRuntime (single-project CLI or multi-project
* via ProjectManager) gets the full subsystem set, eliminating the class of
* bugs where a subsystem is forgotten in one code path.
*/
export class ProjectEngine {
private runtime: InProcessRuntime;
private prMonitor?: PrMonitor;
private prCommentHandler?: PrCommentHandler;
private notifier?: NtfyNotifier;
private cronRunner?: CronRunner;
private automationStore?: AutomationStoreType;
// ── Auto-merge state ──
private mergeQueue: string[] = [];
private mergeActive = new Set<string>();
private mergeRunning = false;
private activeMergeSession: { dispose: () => void } | null = null;
private mergeRetryTimer: ReturnType<typeof setTimeout> | null = null;
/**
* Pending manual merge resolvers — keyed by taskId.
* When `onMerge` is called, the task is enqueued like auto-merge but a
* Promise is stored here so the caller can await the result.
*/
private manualMergeResolvers = new Map<
string,
{ resolve: (result: MergeResult) => void; reject: (err: Error) => void }
>();
private shuttingDown = false;
private static readonly MAX_AUTO_MERGE_RETRIES = 3;
/** 30-minute cooldown before a retry-exhausted task gets another sweep attempt */
private static readonly AUTO_MERGE_COOLDOWN_MS = 30 * 60 * 1000;
// Event handler references for cleanup
private settingsHandlers: Array<(...args: any[]) => void> = [];
private taskMovedHandler?: (...args: any[]) => void;
constructor(
private config: ProjectRuntimeConfig,
centralCore: CentralCore,
private options: ProjectEngineOptions = {},
) {
// Pass through externalTaskStore to the runtime config if provided
const runtimeConfig: ProjectRuntimeConfig = options.externalTaskStore
? { ...config, externalTaskStore: options.externalTaskStore }
: config;
this.runtime = new InProcessRuntime(runtimeConfig, centralCore);
}
/**
* Start the engine: initialize the runtime and all auxiliary subsystems.
*/
async start(): Promise<void> {
// 1. Start the core runtime (TaskStore, Scheduler, Executor, Triage, etc.)
await this.runtime.start();
const store = this.runtime.getTaskStore();
const cwd = this.config.workingDirectory;
// 2. Initialize PrMonitor + PrCommentHandler
this.prMonitor = new PrMonitor();
this.prCommentHandler = new PrCommentHandler(store);
this.prMonitor.onNewComments((taskId, prInfo, comments) =>
this.prCommentHandler!.handleNewComments(taskId, prInfo, comments),
);
// 3. Initialize NtfyNotifier (unless caller manages it externally)
if (!this.options.skipNotifier) {
this.notifier = new NtfyNotifier(store, {
projectId: this.options.projectId,
ntfyBaseUrl: this.options.ntfyBaseUrl,
});
await this.notifier.start();
}
// 4. Initialize AutomationStore + CronRunner
try {
const { AutomationStore } = await import("@fusion/core");
this.automationStore = new AutomationStore(cwd);
await this.automationStore.init();
const aiPromptExecutor = await createAiPromptExecutor(cwd);
this.cronRunner = new CronRunner(store, this.automationStore, {
aiPromptExecutor,
onScheduleRunProcessed: this.buildInsightRunHandler(cwd),
});
// Sync insight extraction automation on startup
try {
const { syncInsightExtractionAutomation } = await import("@fusion/core");
if (typeof syncInsightExtractionAutomation === "function") {
const settings = await store.getSettings();
await syncInsightExtractionAutomation(this.automationStore, settings);
}
} catch {
// syncInsightExtractionAutomation may not be exported yet
}
this.cronRunner.start();
runtimeLog.log("CronRunner initialized and started");
} catch (err) {
// Non-fatal — automations are optional
runtimeLog.warn(
"AutomationStore/CronRunner initialization failed (continuing without automations):",
err instanceof Error ? err.message : err,
);
}
// 5. Wire settings event listeners
this.wireSettingsListeners(store);
// 6. Wire auto-merge on task:moved
this.wireAutoMerge(store, cwd);
// 7. Auto-merge startup sweep
await this.startupMergeSweep(store);
// 8. Start periodic merge retry sweep
this.scheduleMergeRetry(store);
runtimeLog.log(`ProjectEngine started for ${this.config.projectId}`);
}
/**
* Gracefully stop the engine and all subsystems.
*/
async stop(): Promise<void> {
this.shuttingDown = true;
// Stop merge retry timer
if (this.mergeRetryTimer) {
clearTimeout(this.mergeRetryTimer);
this.mergeRetryTimer = null;
}
// Terminate active merge session
if (this.activeMergeSession) {
this.activeMergeSession.dispose();
this.activeMergeSession = null;
}
// Reject any pending manual merge promises
for (const [taskId, resolver] of this.manualMergeResolvers) {
resolver.reject(new Error(`Engine shutting down — merge for ${taskId} aborted`));
}
this.manualMergeResolvers.clear();
// Remove event listeners
try {
const store = this.runtime.getTaskStore();
for (const handler of this.settingsHandlers) {
store.off("settings:updated", handler);
}
if (this.taskMovedHandler) {
store.off("task:moved", this.taskMovedHandler);
}
} catch {
// Store may not be initialized if start() failed partway
}
// Stop auxiliary subsystems
this.notifier?.stop();
this.cronRunner?.stop();
// Stop the core runtime (Triage, Scheduler, Executor, etc.)
await this.runtime.stop();
runtimeLog.log(`ProjectEngine stopped for ${this.config.projectId}`);
}
// ── Public accessors ──
/** Get the underlying InProcessRuntime. */
getRuntime(): InProcessRuntime {
return this.runtime;
}
/** Get the TaskStore. Throws if not started. */
getTaskStore(): TaskStore {
return this.runtime.getTaskStore();
}
/** Get the HeartbeatMonitor (if initialized). */
getHeartbeatMonitor() {
return this.runtime.getHeartbeatMonitor();
}
/** Get the project working directory. */
getWorkingDirectory(): string {
return this.config.workingDirectory;
}
/** Get the PrMonitor (if initialized). */
getPrMonitor(): PrMonitor | undefined {
return this.prMonitor;
}
/** Get the CronRunner (if initialized). */
getCronRunner(): CronRunner | undefined {
return this.cronRunner;
}
/** Get the AutomationStore (if initialized). */
getAutomationStore(): AutomationStoreType | undefined {
return this.automationStore;
}
/** Get the RoutineStore (if initialized). */
getRoutineStore(): import("@fusion/core").RoutineStore | undefined {
return this.runtime.getRoutineStore();
}
/** Get the RoutineRunner (if initialized). */
getRoutineRunner(): RoutineRunner | undefined {
return this.runtime.getRoutineRunner();
}
/** Get the HeartbeatTriggerScheduler from the underlying runtime, if initialized. */
getHeartbeatTriggerScheduler(): HeartbeatTriggerScheduler | undefined {
return this.runtime.getTriggerScheduler();
}
/**
* Enqueue a task ID for auto-merge if it is not already queued or active.
* Exposed publicly so callers can integrate the engine's merge queue with
* an external `onMerge` callback (e.g. dashboard's createServer call).
*/
enqueueMerge(taskId: string): void {
this.internalEnqueueMerge(taskId);
}
/**
* Perform an AI-powered merge for a task, serialized through the merge queue.
* This is the manual "merge now" path — it shares the same queue as auto-merge
* so only one merge runs at a time per project.
* Returns the full MergeResult so it can be used as the `onMerge` callback
* in createServer().
*/
async onMerge(taskId: string): Promise<MergeResult> {
// If this task is already queued or actively merging, wait for the
// existing merge to finish rather than starting a second one.
if (this.mergeActive.has(taskId)) {
return new Promise<MergeResult>((resolve, reject) => {
this.manualMergeResolvers.set(taskId, { resolve, reject });
// Don't re-enqueue — the task is already in the queue/active
});
}
return new Promise<MergeResult>((resolve, reject) => {
this.manualMergeResolvers.set(taskId, { resolve, reject });
this.internalEnqueueMerge(taskId);
});
}
// ── Merge eligibility helpers (richer logic from dashboard.ts) ──
/**
* True when a retry-exhausted task in "in-review" has a verification buffer
* failure that can be auto-healed by resetting mergeRetries and re-running.
*/
private hasAutoHealableVerificationBufferFailure(task: {
mergeRetries?: number | null;
column: string;
error?: string | null;
log?: Array<{ action?: string }>;
}): boolean {
if (task.column !== "in-review") return false;
if ((task.mergeRetries ?? 0) < ProjectEngine.MAX_AUTO_MERGE_RETRIES) return false;
const err = task.error ?? "";
const matchesVerificationError =
err.includes("Deterministic test verification failed") ||
err.includes("Deterministic build verification failed") ||
err.includes("Build verification failed") ||
err.includes("Test verification failed");
if (!matchesVerificationError) return false;
return (
task.log?.some(
(entry) =>
entry.action?.includes("[verification] test command failed (exit 0)") ||
entry.action?.includes("[verification] build command failed (exit 0)") ||
entry.action?.includes("output exceeded buffer"),
) ?? false
);
}
/**
* True when a retry-exhausted task has been idle long enough for a
* 30-minute cooldown merge attempt.
*/
private isRetryCooldownElapsed(task: { updatedAt?: string | null }): boolean {
if (!task.updatedAt) return false;
const updated = Date.parse(task.updatedAt);
if (Number.isNaN(updated)) return false;
return Date.now() - updated >= ProjectEngine.AUTO_MERGE_COOLDOWN_MS;
}
/**
* Returns true if the task is eligible for auto-merge. Uses richer eligibility
* checks: merge blocker, retry limit, auto-heal patterns, cooldown elapsed.
*/
private canMergeTask(task: {
id?: string;
mergeRetries?: number | null;
column: string;
paused?: boolean;
status?: string | null;
error?: string | null;
steps?: Array<{ status: string }>;
workflowStepResults?: Array<{ status: string }>;
log?: Array<{ action?: string }>;
updatedAt?: string | null;
mergeDetails?: { mergeConfirmed?: boolean } | null;
}): boolean {
// Already-confirmed merges always eligible — just need to move to done
if (task.mergeDetails?.mergeConfirmed) return true;
if (this.options.getTaskMergeBlocker?.(task as Task)) return false;
return (
(task.mergeRetries ?? 0) < ProjectEngine.MAX_AUTO_MERGE_RETRIES ||
this.hasAutoHealableVerificationBufferFailure(task) ||
this.isRetryCooldownElapsed(task)
);
}
private internalEnqueueMerge(taskId: string): void {
if (this.mergeActive.has(taskId)) return;
this.mergeActive.add(taskId);
this.mergeQueue.push(taskId);
void this.drainMergeQueue();
}
private async drainMergeQueue(): Promise<void> {
if (this.mergeRunning) return;
this.mergeRunning = true;
try {
const store = this.runtime.getTaskStore();
const cwd = this.config.workingDirectory;
while (this.mergeQueue.length > 0 && !this.shuttingDown) {
const taskId = this.mergeQueue.shift()!;
const manualResolver = this.manualMergeResolvers.get(taskId);
try {
// Manual merges (onMerge) skip auto-merge eligibility checks
if (!manualResolver) {
// Re-check autoMerge and pause before each merge
const settings = await store.getSettings();
if (settings.globalPause || settings.enginePaused) {
runtimeLog.log(
`Auto-merge skipping ${taskId}${settings.globalPause ? "global pause" : "engine paused"} active`,
);
continue;
}
if (!settings.autoMerge) {
runtimeLog.log(`Auto-merge skipping ${taskId} — autoMerge disabled`);
continue;
}
const task = await store.getTask(taskId);
if (!task || task.column !== "in-review") {
continue;
}
// Intentional cast to access Task properties needed by merge validation
// eslint-disable-next-line @typescript-eslint/no-explicit-any
if (!this.canMergeTask(task as any)) {
continue;
}
// Fast path: merge already confirmed (e.g. task was moved back to
// in-review by auto-recovery after a successful merge) — just
// complete the task without re-running the merge process.
if (task.mergeDetails?.mergeConfirmed) {
runtimeLog.log(
`Auto-merge: ${taskId} already has mergeConfirmed — moving to done`,
);
await store.logEntry(
taskId,
"Merge already confirmed; completing task (recovered from post-merge state inconsistency)",
);
await store.updateTask(taskId, { status: null });
await store.moveTask(taskId, "done");
continue;
}
// Auto-heal verification buffer failures by resetting retry counter
// eslint-disable-next-line @typescript-eslint/no-explicit-any
if (this.hasAutoHealableVerificationBufferFailure(task as any)) {
await store.logEntry(
taskId,
"Auto-healing stale deterministic verification buffer failure; retrying merge verification",
);
await store.updateTask(taskId, { mergeRetries: 0, error: null, status: null });
} else if (
(task.mergeRetries ?? 0) >= ProjectEngine.MAX_AUTO_MERGE_RETRIES &&
// eslint-disable-next-line @typescript-eslint/no-explicit-any
this.isRetryCooldownElapsed(task as any)
) {
await store.logEntry(
taskId,
`Auto-merge retry cooldown elapsed (${Math.round(ProjectEngine.AUTO_MERGE_COOLDOWN_MS / 60000)}m idle); resetting retries for another attempt`,
);
await store.updateTask(taskId, { mergeRetries: 0 });
}
}
const settings = await store.getSettings();
// Cross-process guard: check if another process is already merging a
// task for this project. The in-memory mergeQueue serializes within
// this process, but multiple processes (e.g. dashboard + serve) share
// the same SQLite database and can race.
const activeMergingTask = store.getActiveMergingTask(taskId);
if (activeMergingTask) {
const retryMs = settings.pollIntervalMs ?? 15_000;
runtimeLog.log(
`Merge deferred for ${taskId}${activeMergingTask} is already merging (cross-process guard, retry in ${retryMs / 1000}s)`,
);
// Temporarily remove the manual resolver so the finally block
// doesn't prematurely resolve it. The re-enqueue will restore it.
if (manualResolver) {
this.manualMergeResolvers.delete(taskId);
}
// Re-queue after the poll interval so we retry once the other merge finishes
setTimeout(() => {
if (this.shuttingDown) {
manualResolver?.reject(new Error("Engine shutting down"));
return;
}
if (manualResolver) {
this.manualMergeResolvers.set(taskId, manualResolver);
}
this.internalEnqueueMerge(taskId);
}, retryMs);
continue;
}
const mergeStrategy = this.options.getMergeStrategy?.(settings) ?? "direct";
if (mergeStrategy === "pull-request" && this.options.processPullRequestMerge) {
runtimeLog.log(`${manualResolver ? "Manual" : "Auto"}-merge processing PR flow for ${taskId}...`);
const result = await this.options.processPullRequestMerge(store, cwd, taskId);
if (result === "merged") {
runtimeLog.log(`${manualResolver ? "Manual" : "Auto"}-merge PR merged: ${taskId}`);
} else if (result === "waiting") {
runtimeLog.log(`${manualResolver ? "Manual" : "Auto"}-merge PR waiting: ${taskId}`);
}
if (manualResolver) {
// PR merge path doesn't produce a full MergeResult — fetch the task
// and construct one so the dashboard endpoint can respond.
const prTask = await store.getTask(taskId).catch(() => null);
this.manualMergeResolvers.delete(taskId);
manualResolver.resolve({
task: prTask!,
branch: prTask?.branch ?? "",
merged: result === "merged",
worktreeRemoved: false,
branchDeleted: false,
} as MergeResult);
}
} else {
// Direct merge via AI agent, gated by semaphore
runtimeLog.log(`${manualResolver ? "Manual" : "Auto"}-merge merging ${taskId}...`);
// eslint-disable-next-line @typescript-eslint/no-explicit-any
const semaphore = (this.runtime as any).globalSemaphore;
// eslint-disable-next-line @typescript-eslint/no-explicit-any
const pool = (this.runtime as any).worktreePool;
// eslint-disable-next-line @typescript-eslint/no-explicit-any
const agentStore = (this.runtime as any).agentStore;
// eslint-disable-next-line @typescript-eslint/no-explicit-any
const usageLimitPauser = (this.runtime as any).usageLimitPauser;
const rawMerge = () =>
aiMergeTask(store, cwd, taskId, {
pool,
usageLimitPauser,
agentStore,
onSession: (session) => {
this.activeMergeSession = session;
},
});
let result: MergeResult;
if (semaphore) {
result = await semaphore.run(rawMerge, PRIORITY_MERGE);
} else {
result = await rawMerge();
}
this.activeMergeSession = null;
runtimeLog.log(`${manualResolver ? "Manual" : "Auto"}-merge merged: ${taskId}`);
if (manualResolver) {
this.manualMergeResolvers.delete(taskId);
manualResolver.resolve(result);
}
// Reset retries on success
const latestTask = await store.getTask(taskId).catch(() => null);
if (latestTask?.mergeRetries && latestTask.mergeRetries > 0) {
await store.updateTask(taskId, { mergeRetries: 0 });
}
}
} catch (err: unknown) {
this.activeMergeSession = null;
const errorMsg = err instanceof Error ? err.message : String(err);
runtimeLog.error(`${manualResolver ? "Manual" : "Auto"}-merge failed for ${taskId}: ${errorMsg}`);
// If this was a manual merge, reject the promise and skip auto-retry logic
if (manualResolver) {
this.manualMergeResolvers.delete(taskId);
manualResolver.reject(err instanceof Error ? err : new Error(errorMsg));
continue;
}
const settingsOnErr = await store
.getSettings()
.catch(() => ({ autoResolveConflicts: true }));
const taskOnErr = await store.getTask(taskId).catch(() => null);
const mergeStrategyOnErr =
this.options.getMergeStrategy?.(settingsOnErr as Settings) ?? "direct";
// Deterministic verification failure: move back to in-progress
const isVerificationError =
err instanceof Error && err.name === "VerificationError" ||
errorMsg.includes("Deterministic test verification failed") ||
errorMsg.includes("Deterministic build verification failed");
if (taskOnErr && isVerificationError) {
const failedKind = errorMsg.includes("build verification") ? "build" : "test";
try {
await store.addTaskComment(
taskId,
`Deterministic ${failedKind} verification failed during merge. ` +
`See the prior [verification] log entry for the truncated command output. ` +
`Please fix the failing ${failedKind} and push the update so the merge can retry.`,
"agent",
);
await store.updateTask(taskId, { status: null, mergeRetries: 0, error: null });
await store.moveTask(taskId, "in-progress");
await store.logEntry(
taskId,
`Deterministic ${failedKind} verification failed — moved back to in-progress for remediation`,
);
runtimeLog.log(
`Auto-merge: ${taskId} deterministic ${failedKind} verification failed — moved to in-progress`,
);
} catch {
runtimeLog.error(
`Auto-merge: failed to return ${taskId} to in-progress after verification failure`,
);
}
continue;
}
if (mergeStrategyOnErr === "direct") {
const isConflictError =
errorMsg.includes("conflict") || errorMsg.includes("Conflict");
if (taskOnErr && isConflictError) {
const currentRetries = taskOnErr.mergeRetries ?? 0;
if (
(settingsOnErr as Settings).autoResolveConflicts !== false &&
currentRetries < ProjectEngine.MAX_AUTO_MERGE_RETRIES
) {
const newRetryCount = currentRetries + 1;
await store.updateTask(taskId, { mergeRetries: newRetryCount, status: null });
// Exponential backoff: 5s, 10s, 20s
const delayMs = 5000 * Math.pow(2, currentRetries);
runtimeLog.log(
`Auto-merge conflict retry ${newRetryCount}/${ProjectEngine.MAX_AUTO_MERGE_RETRIES} for ${taskId} in ${delayMs / 1000}s`,
);
setTimeout(() => {
if (!this.shuttingDown) this.internalEnqueueMerge(taskId);
}, delayMs);
} else {
// Max retries exceeded or auto-resolve disabled
try {
await store.updateTask(taskId, { status: null });
} catch {
/* best-effort */
}
}
} else {
// Non-conflict error — stop retrying until user intervenes
try {
await store.updateTask(taskId, {
status: null,
mergeRetries: ProjectEngine.MAX_AUTO_MERGE_RETRIES,
error: errorMsg,
});
} catch {
/* best-effort */
}
}
} else {
try {
await store.updateTask(taskId, {
status: null,
mergeRetries: ProjectEngine.MAX_AUTO_MERGE_RETRIES,
error: errorMsg,
});
} catch {
/* best-effort */
}
}
} finally {
this.mergeActive.delete(taskId);
// If a manual merge was requested while this task was already in-flight,
// the resolver was set but not consumed above. Resolve it now.
const lateResolver = this.manualMergeResolvers.get(taskId);
if (lateResolver) {
this.manualMergeResolvers.delete(taskId);
const finalTask = await store.getTask(taskId).catch(() => null);
lateResolver.resolve({
task: finalTask!,
branch: finalTask?.branch ?? "",
merged: finalTask?.column === "done",
worktreeRemoved: false,
branchDeleted: false,
} as MergeResult);
}
}
}
} finally {
this.mergeRunning = false;
}
}
private wireAutoMerge(store: TaskStore, _cwd: string): void {
this.taskMovedHandler = async ({ task, to }: { task: Task; to: string }) => {
if (to !== "in-review") return;
if (this.options.getTaskMergeBlocker?.(task)) return;
try {
const settings = await store.getSettings();
if (settings.globalPause || settings.enginePaused) return;
if (!settings.autoMerge) return;
this.internalEnqueueMerge(task.id);
} catch {
// ignore settings read errors
}
};
store.on("task:moved", this.taskMovedHandler);
}
private async startupMergeSweep(store: TaskStore): Promise<void> {
try {
const tasks = await store.listTasks({ column: "in-review" });
// Clear stale "merging"/"merging-pr" statuses left by a prior crash.
// No merge is actually running at startup, so any task still marked
// as merging is a leftover from a previous engine lifecycle.
// This runs unconditionally (regardless of autoMerge setting) because
// stale statuses block manual merges too.
const staleStatuses = new Set(["merging", "merging-pr"]);
for (const t of tasks) {
if (t.status && staleStatuses.has(t.status)) {
runtimeLog.log(`Startup sweep: clearing stale '${t.status}' status on ${t.id}`);
await store.updateTask(t.id, { status: null });
// Update in-memory object so canMergeTask sees the cleared status
// eslint-disable-next-line @typescript-eslint/no-explicit-any
(t as any).status = null;
}
}
const settings = await store.getSettings();
if (!settings.autoMerge) return;
// eslint-disable-next-line @typescript-eslint/no-explicit-any
const eligible = tasks.filter((t) => this.canMergeTask(t as any));
if (eligible.length > 0) {
runtimeLog.log(`Auto-merge startup sweep: enqueueing ${eligible.length} task(s)`);
for (const t of eligible) {
this.internalEnqueueMerge(t.id);
}
}
} catch {
// ignore startup sweep errors
}
}
private scheduleMergeRetry(store: TaskStore): void {
if (this.shuttingDown) return;
const schedule = async () => {
if (this.shuttingDown) return;
try {
const settings = await store.getSettings();
if (!settings.globalPause && !settings.enginePaused && settings.autoMerge) {
const tasks = await store.listTasks({ column: "in-review" });
for (const t of tasks) {
// eslint-disable-next-line @typescript-eslint/no-explicit-any
if (this.canMergeTask(t as any)) {
this.internalEnqueueMerge(t.id);
}
}
}
} catch {
// ignore sweep errors
}
if (!this.shuttingDown) {
const interval = await store
.getSettings()
.then((s) => s.pollIntervalMs ?? 15_000)
.catch(() => 15_000);
this.mergeRetryTimer = setTimeout(() => void schedule(), interval);
}
};
// Kick off the first sweep after a delay
this.mergeRetryTimer = setTimeout(() => void schedule(), 15_000);
}
// ── Settings event listeners ──
private wireSettingsListeners(store: TaskStore): void {
// 1. Global pause — terminate active merge session
const onGlobalPause = ({ settings, previous }: { settings: Settings; previous: Settings }) => {
if (settings.globalPause && !previous.globalPause) {
if (this.activeMergeSession) {
runtimeLog.log("Global pause — terminating active merge session");
this.activeMergeSession.dispose();
this.activeMergeSession = null;
}
}
};
store.on("settings:updated", onGlobalPause);
this.settingsHandlers.push(onGlobalPause);
// 2. Global unpause — resume orphaned tasks + sweep in-review
const onGlobalUnpause = async ({
settings: s,
previous: prev,
}: {
settings: Settings;
previous: Settings;
}) => {
if (prev.globalPause && !s.globalPause) {
runtimeLog.log("Global unpause — resuming agentic activity");
try {
// eslint-disable-next-line @typescript-eslint/no-explicit-any
const executor = (this.runtime as any).executor;
executor?.resumeOrphaned?.().catch((err: Error) =>
runtimeLog.error("Failed to resume orphaned tasks on unpause:", err),
);
} catch {
/* ignore */
}
if (s.autoMerge) {
try {
const tasks = await store.listTasks({ column: "in-review" });
for (const t of tasks) {
// eslint-disable-next-line @typescript-eslint/no-explicit-any
if (this.canMergeTask(t as any)) {
this.internalEnqueueMerge(t.id);
}
}
} catch {
/* ignore */
}
}
}
};
store.on("settings:updated", onGlobalUnpause);
this.settingsHandlers.push(onGlobalUnpause);
// 3. Engine unpause — same as global unpause
const onEngineUnpause = async ({
settings: s,
previous: prev,
}: {
settings: Settings;
previous: Settings;
}) => {
if (prev.enginePaused && !s.enginePaused) {
runtimeLog.log("Engine unpaused — resuming agentic activity");
try {
// eslint-disable-next-line @typescript-eslint/no-explicit-any
const executor = (this.runtime as any).executor;
executor?.resumeOrphaned?.().catch((err: Error) =>
runtimeLog.error("Failed to resume orphaned tasks on engine unpause:", err),
);
} catch {
/* ignore */
}
if (s.autoMerge) {
try {
const tasks = await store.listTasks({ column: "in-review" });
for (const t of tasks) {
// eslint-disable-next-line @typescript-eslint/no-explicit-any
if (this.canMergeTask(t as any)) {
this.internalEnqueueMerge(t.id);
}
}
} catch {
/* ignore */
}
}
}
};
store.on("settings:updated", onEngineUnpause);
this.settingsHandlers.push(onEngineUnpause);
// 4. Stuck task timeout change — trigger immediate check
const onStuckTimeoutChange = async ({
settings: s,
previous: prev,
}: {
settings: Settings;
previous: Settings;
}) => {
if (s.taskStuckTimeoutMs !== prev.taskStuckTimeoutMs) {
runtimeLog.log(
`Stuck task timeout changed to ${s.taskStuckTimeoutMs}ms — running immediate check`,
);
try {
// eslint-disable-next-line @typescript-eslint/no-explicit-any
const detector = (this.runtime as any).stuckTaskDetector;
await detector?.checkNow?.();
} catch {
/* ignore */
}
}
};
store.on("settings:updated", onStuckTimeoutChange);
this.settingsHandlers.push(onStuckTimeoutChange);
// 5. Insight extraction settings change — sync automation
const onInsightSettingsChange = async ({
settings: s,
previous: prev,
}: {
settings: Settings;
previous: Settings;
}) => {
const insightKeys = [
"insightExtractionEnabled",
"insightExtractionSchedule",
"insightExtractionMinIntervalMs",
] as const;
// eslint-disable-next-line @typescript-eslint/no-explicit-any
const changed = insightKeys.some((key) => (s as any)[key] !== (prev as any)[key]);
if (!changed || !this.automationStore) return;
try {
const { syncInsightExtractionAutomation } = await import("@fusion/core");
if (typeof syncInsightExtractionAutomation === "function") {
await syncInsightExtractionAutomation(this.automationStore, s);
runtimeLog.log("Insight extraction automation synced with settings");
}
} catch (err) {
runtimeLog.warn(
"Failed to sync insight extraction automation:",
err instanceof Error ? err.message : err,
);
}
};
store.on("settings:updated", onInsightSettingsChange);
this.settingsHandlers.push(onInsightSettingsChange);
}
/**
* Build the onScheduleRunProcessed callback for CronRunner.
* Chains the built-in processAndAuditInsightExtraction with any
* caller-provided onInsightRunProcessed callback.
*/
private buildInsightRunHandler(
cwd: string,
): (schedule: ScheduledTask, result: AutomationRunResult) => Promise<void> {
const callerCallback = this.options.onInsightRunProcessed;
return async (schedule: ScheduledTask, result: AutomationRunResult): Promise<void> => {
// Invoke caller-provided callback first (e.g. for test hooks)
if (callerCallback) {
try {
await callerCallback(schedule, result);
} catch (err) {
runtimeLog.warn(
"onInsightRunProcessed callback error:",
err instanceof Error ? err.message : err,
);
}
}
// Run built-in processAndAuditInsightExtraction
try {
const { INSIGHT_EXTRACTION_SCHEDULE_NAME, processAndAuditInsightExtraction } =
await import("@fusion/core");
if (
typeof INSIGHT_EXTRACTION_SCHEDULE_NAME !== "string" ||
typeof processAndAuditInsightExtraction !== "function"
) {
return;
}
if (schedule.name !== INSIGHT_EXTRACTION_SCHEDULE_NAME) {
return;
}
const stepResults = result.stepResults ?? [];
const aiStep = stepResults.find(
(sr) =>
sr.stepName === "Extract Memory Insights and Prune" ||
sr.stepName === "Extract Memory Insights",
);
if (!aiStep) {
runtimeLog.log(`No insight extraction step found in ${schedule.name} result`);
return;
}
runtimeLog.log("Processing memory insight extraction run...");
const auditReport = await processAndAuditInsightExtraction(cwd, {
rawResponse: aiStep.output ?? "",
stepSuccess: aiStep.success,
runAt: result.startedAt,
error: aiStep.error,
});
const pruneStatus = auditReport.pruning.applied
? ` | Pruned: ${auditReport.pruning.originalSize} -> ${auditReport.pruning.newSize} chars`
: ` | Pruning: ${auditReport.pruning.reason}`;
runtimeLog.log(
`Memory audit complete — Health: ${auditReport.health}, ` +
`Insights: ${auditReport.insightsMemory.insightCount}${pruneStatus}`,
);
} catch (err) {
runtimeLog.warn(
"Failed to process insight extraction:",
err instanceof Error ? err.message : err,
);
}
};
}
}