fix tränings länken och race day

src/session_control.js

@@ -0,0 +1,40 @@
+export function beginSession(session, nowTs = Date.now()) {
+  session.status = "running";
+  session.startedAt = nowTs;
+  session.endedAt = null;
+  session.finishedByTimer = false;
+  session.followUpStartedAt = null;
+  session.pausedAt = null;
+  session.totalPausedMs = 0;
+  session.followUpPausedMs = 0;
+  session.audioAnnouncements = [];
+  return session;
+}
+
+export function finishSession(session, nowTs = Date.now()) {
+  session.status = "finished";
+  session.endedAt = nowTs;
+  session.finishedByTimer = false;
+  session.followUpStartedAt = null;
+  session.pausedAt = null;
+  return session;
+}
+
+export function pauseSession(session, nowTs = Date.now()) {
+  if (session?.status !== "running") return false;
+  session.status = "paused";
+  session.pausedAt = nowTs;
+  return true;
+}
+
+export function resumeSession(session, nowTs = Date.now()) {
+  if (session?.status !== "paused") return false;
+  const pausedDuration = Math.max(0, nowTs - Number(session.pausedAt || nowTs));
+  session.totalPausedMs = Math.max(0, Number(session.totalPausedMs || 0)) + pausedDuration;
+  if (session.followUpStartedAt) {
+    session.followUpPausedMs = Math.max(0, Number(session.followUpPausedMs || 0)) + pausedDuration;
+  }
+  session.pausedAt = null;
+  session.status = "running";
+  return true;
+}