@benev/nubs/x/elements/context/setups/setup_cause_and_effect_translation.js

user-input system for web games

import { find_effects_for_cause_by_consulting_bindings } from "../bindings/find_effects_for_cause_by_consulting_bindings.js";
export const setup_cause_and_effect_translation = ({ modes, effects, dispatch_effect, get_current_bindings, }) => {
    const keys_pressed = new Set();
    return ({ detail: cause_detail }) => {
        if (cause_detail.kind === "key") {
            if (cause_detail.pressed) {
                keys_pressed.add(cause_detail.cause);
            }
            else {
                keys_pressed.delete(cause_detail.cause);
            }
        }
        const matching_effect_names = (find_effects_for_cause_by_consulting_bindings({
            modes,
            keys_pressed,
            cause_detail,
            bindings: get_current_bindings(),
        }));
        const causes = Array.from(keys_pressed).join(" ");
        for (const effect of matching_effect_names) {
            const effect_detail = { ...cause_detail, effect, cause: causes };
            effects[cause_detail.kind][effect] = effect_detail;
            dispatch_effect(effect_detail);
        }
    };
};
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