schedule game duration based on time of day

src/core/configuration/Config.ts

@@ -63,8 +63,8 @@ export function getServerConfig(): ServerConfig {
 
 export interface ServerConfig {
   turnIntervalMs(): number;
-  gameCreationRate(): number;
-  lobbyLifetime(): number;
+  gameCreationRate(highTraffic: boolean): number;
+  lobbyLifetime(highTraffic): number;
   discordRedirectURI(): string;
   numWorkers(): number;
   workerIndex(gameID: GameID): number;

src/core/configuration/DefaultConfig.ts

@@ -30,11 +30,15 @@ export abstract class DefaultServerConfig implements ServerConfig {
   turnIntervalMs(): number {
     return 100;
   }
-  gameCreationRate(): number {
-    return 30 * 1000;
+  gameCreationRate(highTraffic: boolean): number {
+    if (highTraffic) {
+      return 30 * 1000;
+    } else {
+      return 60 * 1000;
+    }
   }
-  lobbyLifetime(): number {
-    return 1 * 60 * 1000;
+  lobbyLifetime(highTraffic: boolean): number {
+    return this.gameCreationRate(highTraffic) * 2;
   }
   workerIndex(gameID: GameID): number {
     return simpleHash(gameID) % this.numWorkers();

src/core/configuration/DevConfig.ts

@@ -8,12 +8,8 @@ export class DevServerConfig extends DefaultServerConfig {
   env(): GameEnv {
     return GameEnv.Dev;
   }
-  gameCreationRate(): number {
-    return 10 * 1000;
-  }
-
-  lobbyLifetime(): number {
-    return 10 * 1000;
+  gameCreationRate(highTraffic: boolean): number {
+    return 5 * 1000;
   }
 
   discordRedirectURI(): string {