Files
core2026/app/game-engine/src/turn/monthlyScoutBlockAction.ts
T

42 lines
1.5 KiB
TypeScript

import type { InMemoryTurnWorld } from './inMemoryWorld.js';
import type { MonthlyEventActionHandler } from './monthlyEventHandler.js';
const readOptionalBlockFlag = (value: unknown, actionName: string): boolean | null => {
if (value === undefined || value === null) {
return null;
}
if (typeof value !== 'boolean') {
throw new Error(`${actionName} blockChangeScout must be a boolean or null.`);
}
return value;
};
export const createScoutBlockHandler = (options: {
actionName: 'BlockScoutAction' | 'UnblockScoutAction';
getWorld: () => InMemoryTurnWorld | null;
}): MonthlyEventActionHandler => {
return (args) => {
const world = options.getWorld();
if (!world) {
return;
}
if (options.actionName === 'UnblockScoutAction') {
// ref omits MeekroDB's required WHERE argument and fails before
// changing nation or game state. No provided scenario invokes it.
throw new Error('update(): at least 3 arguments expected');
}
for (const nation of world.listNations()) {
world.updateNation(nation.id, {
meta: {
...nation.meta,
scout: 1,
},
});
}
const blockChangeScout = readOptionalBlockFlag(args[0], options.actionName);
if (blockChangeScout !== null) {
world.updateWorldMeta({ block_change_scout: blockChangeScout });
}
};
};