Add 5 pi extensions: pi-subagents, pi-crew, rpiv-pi, pi-interactive-shell, pi-intercom

extensions/pi-crew/src/runtime/progress-event-coalescer.ts

@@ -0,0 +1,43 @@
+export interface ProgressEventSummary {
+	eventType: string;
+	currentTool?: string;
+	toolCount?: number;
+	tokens?: number;
+	turns?: number;
+	activityState?: string;
+	lastActivityAt?: string;
+}
+
+export interface ProgressEventCoalesceDecision {
+	shouldAppend: boolean;
+	reason: string;
+}
+
+export interface ProgressEventCoalesceInput {
+	previous?: ProgressEventSummary;
+	next: ProgressEventSummary;
+	nowMs: number;
+	lastAppendMs?: number;
+	minIntervalMs: number;
+	force?: boolean;
+	tokenThreshold?: number;
+}
+
+const DEFAULT_TOKEN_THRESHOLD = 256;
+
+function numericIncrease(previous: number | undefined, next: number | undefined): number {
+	return next !== undefined && previous !== undefined ? next - previous : next !== undefined ? next : 0;
+}
+
+export function shouldAppendProgressEventUpdate(input: ProgressEventCoalesceInput): ProgressEventCoalesceDecision {
+	if (input.force) return { shouldAppend: true, reason: "force" };
+	if (!input.previous) return { shouldAppend: true, reason: "first" };
+	if (input.previous.activityState !== input.next.activityState) return { shouldAppend: true, reason: "activity_changed" };
+	if (input.previous.currentTool !== input.next.currentTool) return { shouldAppend: true, reason: "tool_changed" };
+	if (numericIncrease(input.previous.toolCount, input.next.toolCount) > 0) return { shouldAppend: true, reason: "tool_count_increased" };
+	if (numericIncrease(input.previous.turns, input.next.turns) > 0) return { shouldAppend: true, reason: "turns_increased" };
+	const tokenIncrease = numericIncrease(input.previous.tokens, input.next.tokens);
+	if (tokenIncrease >= (input.tokenThreshold ?? DEFAULT_TOKEN_THRESHOLD)) return { shouldAppend: true, reason: "tokens_increased" };
+	if (input.lastAppendMs === undefined || input.nowMs - input.lastAppendMs >= input.minIntervalMs) return { shouldAppend: true, reason: "interval" };
+	return { shouldAppend: false, reason: "coalesced" };
+}