Improve application responsiveness and background processing
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@@ -22,13 +22,18 @@ export function freshRelease(): number | null {
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export function runningVersions(): PlutoniumVersion[] {
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const versions = db().prepare('SELECT * FROM plutonium_versions').all() as PlutoniumVersion[];
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const target = freshRelease();
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const byServer = new Map(versions.map(version => [version.server, version]));
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const epochs = new Map((db().prepare(`SELECT server, MAX(at) AS at FROM (
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SELECT server, submitted_at AS at FROM server_deployments WHERE server_deleted_at IS NULL AND action IN ('create','start','restart','rebuild')
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UNION ALL SELECT server, requested_at AS at FROM restart_rollout) GROUP BY server`).all() as { server: string; at: string | null }[]).map(row => [row.server, row.at]));
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const recovering = new Set((db().prepare('SELECT server FROM restart_rollout WHERE healthy_at IS NULL').all() as { server: string }[]).map(row => row.server));
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return listServers().map(server => {
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const value = versions.find(v => v.server === server.name)
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const value = byServer.get(server.name)
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?? { server: server.name, revision: null, checked_at: null, error: null };
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const age = value.checked_at ? Date.now() - Date.parse(value.checked_at) : NaN;
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const epoch = latestGameSubmission(server.name);
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const epoch = epochs.get(server.name);
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const stopped = server.desired_state === 'stopped';
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const valid = !value.error && age >= 0 && age < HOUR && (!epoch || value.checked_at! > epoch) && !restartRecoveryPending(server.name);
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const valid = !value.error && age >= 0 && age < HOUR && (!epoch || value.checked_at! > epoch) && !recovering.has(server.name);
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const revision = valid && !stopped ? value.revision : null;
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return { ...value, revision, stopped,
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update_status: stopped ? 'stopped' : revision === null || target === null ? 'unknown'
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