48 lines
1.4 KiB
JavaScript
48 lines
1.4 KiB
JavaScript
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"use strict";
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(function (global) {
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const WEATHER_STATES = Object.freeze(["sunny", "cloudy", "light_rain"]);
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const WeatherSystem = Object.freeze({
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states: WEATHER_STATES,
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chooseNext(current = "sunny") {
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const choices = current === "light_rain"
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? ["sunny", "cloudy"]
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: ["sunny", "cloudy", "light_rain"];
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return pick(choices);
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},
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resetTimer() {
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return rand(CONFIG.weatherChangeMin, CONFIG.weatherChangeMax);
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},
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shouldDropRainWater(worldRef, dt = 0) {
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return Boolean(
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worldRef?.weather === "light_rain" &&
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Math.random() < Math.max(0, Number(dt) || 0) * 0.12
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);
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},
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createRainWaterItem(worldRef) {
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const drop = new Item("water", rand(58, worldRef.w - 58), rand(58, worldRef.h - 58));
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drop.amount = rand(24, 58);
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return drop;
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},
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applyNextWeather(worldRef) {
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if (!worldRef) return null;
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const previous = worldRef.weather || "sunny";
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const next = this.chooseNext(previous);
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worldRef.weather = next;
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worldRef.nextWeatherChange = this.resetTimer();
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if (next !== previous) {
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worldRef.emit?.("weather:changed", { previous, next });
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worldRef.log?.(`\u5929\u6c17: ${weatherLabel(next)}`);
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}
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return next;
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},
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});
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global.TarinaiWeatherSystem = WeatherSystem;
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})(typeof window !== "undefined" ? window : globalThis);
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