FeatureManager.cpp

#include "FeatureManager.h"

/// 完成 Feature 模块静态检查。
static_assert(GET_ROW(Inventory) == 0, "Inventory 模块映射错误!");
static_assert(GET_ROW(Achievement) == -1, "Achievement 模块映射错误!");
static_assert(GET_ROW(SelfSystem) == 1, "SelfSystem 模块映射错误!");


/// FeatureManager 构造函数。
FeatureManager::FeatureManager() {
    std::apply([this](auto&... f) {
        ((bindPropCallback(f)), ...);
        }, features);
    /// 首次计算。
    recalculateTotalProps();
}

void FeatureManager::recalculateTotalProps() {
    /// 💥 更新所有的属性值。
    std::fill(newTotalProps.begin(), newTotalProps.end(), 0);
    /// 💥 假设全量重算时也更新了 cachedFeatProps。
    std::fill(cachedFeatProps.begin(), cachedFeatProps.end(), PropArray{ 0 });

    std::apply([this](auto&... f) {
        /// 通知所有功能去重算。
        ((dispatchRecompute(f)), ...);
        /// 计算并缓存所有的属性。
        ((accumulateProp(f)), ...);
        }, features);
}

const PropArray& FeatureManager::getNewTotalProps() const {
    return newTotalProps;
}

void FeatureManager::DispatchRecalculateProps() {
    std::cout << "  [FeatureManager::DispatchRecalculateProps] 属性重算...\n";
    std::apply([this](auto&... f) {
        ((dispatchRecompute(f)), ...);
        }, features);
}

void FeatureManager::DispatchLoadAll() {
    std::cout << "  [FeatureManager::DispatchLoadAll] load all...\n";
    std::apply([this](auto&... f) {
        ((load(f)), ...);
        }, features);
}

void FeatureManager::DispatchSaveAll() {
    std::cout << "  [FeatureManager::DispatchSaveAll] save all...\n";
    std::apply([this](auto&... f) {
        ((save(f)), ...);
        }, features);
}