[Init] Initial commit - NetMesh terminal manager

electron/scripts/scriptRunRetention.cjs

@@ -0,0 +1,34 @@
+"use strict";
+
+const MAX_RETAINED_COMPLETED_RUNS = 200;
+const MAX_RETAINED_LOGS_PER_RUN = 200;
+
+function appendRetainedRunLog(run, entry, limit = MAX_RETAINED_LOGS_PER_RUN) {
+  if (!run || !Array.isArray(run.logs)) return;
+  run.logs.push(entry);
+  const overflow = run.logs.length - limit;
+  if (overflow > 0) run.logs.splice(0, overflow);
+}
+
+function pruneCompletedRuns(runs, limit = MAX_RETAINED_COMPLETED_RUNS) {
+  if (!(runs instanceof Map)) return 0;
+  const completed = [...runs.values()]
+    .filter((run) => Number.isFinite(run?.endedAt))
+    .sort((left, right) => (
+      left.endedAt - right.endedAt
+      || left.startedAt - right.startedAt
+      || String(left.runId).localeCompare(String(right.runId))
+    ));
+  const overflow = completed.length - limit;
+  for (let index = 0; index < overflow; index += 1) {
+    runs.delete(completed[index].runId);
+  }
+  return Math.max(0, overflow);
+}
+
+module.exports = {
+  MAX_RETAINED_COMPLETED_RUNS,
+  MAX_RETAINED_LOGS_PER_RUN,
+  appendRetainedRunLog,
+  pruneCompletedRuns,
+};