Game event buytime_ended triggers only once about demofile HOT 3 CLOSED

demoFile.gameEvents.on("round_end", e => {
  let tValue = 0;
  let ctValue = 0;

  for (const player of demoFile.players) {
    if (player.teamNumber == TeamNumber.Terrorists) {
      tValue += player.freezeTimeEndEquipmentValue;
    } else {
      ctValue += player.freezeTimeEndEquipmentValue;
    }
  }

  console.log(
    `End of round #${demoFile.gameRules.roundsPlayed} in ${demoFile.gameRules.phase}:`
  );
  console.log(`  - Terrorist: \$${tValue}`);
  console.log(`  - Counter-Terrorist: \$${ctValue}`);
});

let buyTimeTicks = -1;
demoFile.conVars.on("change", e => {
  if (e.name === "mp_buytime") {
    const secs = parseInt(e.value);
    buyTimeTicks = secs * demoFile.tickRate;
    console.log(`Buy time is ${secs} secs (${buyTimeTicks} ticks)`);
  }
});

let buyTimeEndTick = -1;
demoFile.on("tickend", e => {
  if (buyTimeEndTick < 0 || demoFile.currentTick < buyTimeEndTick) return;

  buyTimeEndTick = -1;

  // Buy time has ended
  let tValue = 0;
  let ctValue = 0;

  for (const player of demoFile.players) {
    if (player.teamNumber == TeamNumber.Terrorists) {
      tValue += player.currentEquipmentValue;
    } else if (player.teamNumber == TeamNumber.CounterTerrorists) {
      ctValue += player.currentEquipmentValue;
    }
  }

  console.log(
    `Buy time end round #${demoFile.gameRules.roundsPlayed} in ${demoFile.gameRules.phase}:`
  );
  console.log(`  - Terrorist: \$${tValue}`);
  console.log(`  - Counter-Terrorist: \$${ctValue}`);
});

demoFile.gameEvents.on("round_start", e => {
  if (buyTimeTicks >= 0) buyTimeEndTick = demoFile.currentTick + buyTimeTicks;
});