300 lines
8.5 KiB
JavaScript
300 lines
8.5 KiB
JavaScript
/**
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* 积分管理模块
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* 提供积分的初始化、查询、增减、校验等功能
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* 使用微信小程序本地存储实现
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*/
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const STORAGE_KEY_POINTS = 'tarot_points';
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const STORAGE_KEY_LAST_LOGIN = 'tarot_last_login';
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const STORAGE_KEY_AD_DATE = 'tarot_ad_date';
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const STORAGE_KEY_AD_COUNT = 'tarot_ad_count';
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const DEFAULT_POINTS = 20; // 新用户默认积分
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const DAILY_REWARD = 3; // 每日登录奖励
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// 积分来源常量
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const POINT_SOURCE = {
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DAILY_LOGIN: 'daily_login',
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TAROT_USE: 'tarot_use',
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KNOWLEDGE_READ: 'knowledge_read',
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AD_REWARD: 'ad_reward'
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};
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// 广告奖励配置
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const AD_REWARD_CONFIG = {
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REWARD_POINTS: 5, // 每次奖励积分
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DAILY_LIMIT: 3 // 每日上限次数
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};
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/**
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* 初始化积分系统
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* 如果用户是首次使用，设置默认积分
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*/
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function initPoints() {
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try {
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const points = wx.getStorageSync(STORAGE_KEY_POINTS);
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if (points === '' || points === null || points === undefined) {
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wx.setStorageSync(STORAGE_KEY_POINTS, DEFAULT_POINTS);
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console.log(`[积分系统] 新用户初始化，赋予 ${DEFAULT_POINTS} 积分`);
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return DEFAULT_POINTS;
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}
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return points;
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} catch (error) {
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console.error('[积分系统] 初始化失败:', error);
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return DEFAULT_POINTS;
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}
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}
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/**
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* 获取当前积分
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* @returns {number} 当前积分数
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*/
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function getPoints() {
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try {
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const points = wx.getStorageSync(STORAGE_KEY_POINTS);
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if (points === '' || points === null || points === undefined) {
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return initPoints();
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}
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return points;
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} catch (error) {
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console.error('[积分系统] 获取积分失败:', error);
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return 0;
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}
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}
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/**
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* 增加积分
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* @param {number} num - 要增加的积分数
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* @param {string} source - 积分来源（可选）
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* @returns {number} 增加后的积分数
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*/
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function addPoints(num, source = '') {
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try {
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if (typeof num !== 'number' || num <= 0) {
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console.warn('[积分系统] 无效的增加数值:', num);
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return getPoints();
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}
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const currentPoints = getPoints();
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const newPoints = currentPoints + num;
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wx.setStorageSync(STORAGE_KEY_POINTS, newPoints);
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// 记录积分来源
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if (source) {
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console.log(`[积分系统] +${num} 积分，来源: ${source}，当前: ${newPoints}`);
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} else {
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console.log(`[积分系统] 增加 ${num} 积分，当前: ${newPoints}`);
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}
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return newPoints;
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} catch (error) {
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console.error('[积分系统] 增加积分失败:', error);
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return getPoints();
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}
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}
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/**
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* 扣除积分
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* @param {number} num - 要扣除的积分数
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* @returns {number} 扣除后的积分数，如果积分不足则返回当前积分
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*/
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function deductPoints(num) {
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try {
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if (typeof num !== 'number' || num <= 0) {
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console.warn('[积分系统] 无效的扣除数值:', num);
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return getPoints();
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}
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const currentPoints = getPoints();
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if (currentPoints < num) {
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console.warn(`[积分系统] 积分不足，当前: ${currentPoints}，需要: ${num}`);
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return currentPoints;
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}
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const newPoints = currentPoints - num;
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wx.setStorageSync(STORAGE_KEY_POINTS, newPoints);
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console.log(`[积分系统] 扣除 ${num} 积分，剩余: ${newPoints}`);
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return newPoints;
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} catch (error) {
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console.error('[积分系统] 扣除积分失败:', error);
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return getPoints();
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}
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}
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/**
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* 检查积分是否足够
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* @param {number} num - 需要的积分数
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* @returns {boolean} 是否足够
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*/
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function hasEnough(num) {
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try {
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if (typeof num !== 'number' || num < 0) {
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console.warn('[积分系统] 无效的检查数值:', num);
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return false;
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}
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const currentPoints = getPoints();
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return currentPoints >= num;
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} catch (error) {
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console.error('[积分系统] 检查积分失败:', error);
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return false;
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}
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}
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/**
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* 检查并发放每日登录奖励
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* @returns {object} { rewarded: boolean, points: number, message: string }
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*/
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function checkDailyReward() {
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try {
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const today = new Date().toDateString(); // 格式: "Sun Feb 09 2026"
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const lastLogin = wx.getStorageSync(STORAGE_KEY_LAST_LOGIN);
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// 如果是新的一天
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if (lastLogin !== today) {
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// 更新最后登录日期
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wx.setStorageSync(STORAGE_KEY_LAST_LOGIN, today);
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// 如果不是首次登录（首次登录已经有初始积分了）
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if (lastLogin !== '' && lastLogin !== null && lastLogin !== undefined) {
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const newPoints = addPoints(DAILY_REWARD, POINT_SOURCE.DAILY_LOGIN);
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console.log(`[积分系统] 每日登录奖励 +${DAILY_REWARD} 积分`);
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return {
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rewarded: true,
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points: newPoints,
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message: `每日登录奖励 +${DAILY_REWARD} 积分`
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};
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} else {
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// 首次登录，只记录日期，不发放奖励
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console.log('[积分系统] 首次登录，已记录日期');
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return {
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rewarded: false,
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points: getPoints(),
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message: '欢迎使用塔罗占卜'
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};
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}
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}
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// 今天已经登录过了
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return {
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rewarded: false,
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points: getPoints(),
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message: '今日已签到'
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};
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} catch (error) {
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console.error('[积分系统] 每日奖励检查失败:', error);
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return {
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rewarded: false,
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points: getPoints(),
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message: '签到检查失败'
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};
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}
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}
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/**
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* 获取今日广告观看次数
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* @returns {number} 今日已观看次数
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*/
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function getTodayAdCount() {
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try {
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const today = new Date().toDateString();
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const lastDate = wx.getStorageSync(STORAGE_KEY_AD_DATE) || '';
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// 如果不是今天，返回 0
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if (lastDate !== today) {
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return 0;
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}
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return wx.getStorageSync(STORAGE_KEY_AD_COUNT) || 0;
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} catch (error) {
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console.error('[广告系统] 获取广告次数失败:', error);
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return 0;
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}
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}
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/**
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* 增加广告观看次数
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*/
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function incrementAdCount() {
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try {
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const today = new Date().toDateString();
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const count = getTodayAdCount();
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wx.setStorageSync(STORAGE_KEY_AD_DATE, today);
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wx.setStorageSync(STORAGE_KEY_AD_COUNT, count + 1);
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console.log(`[广告系统] 今日广告次数: ${count + 1}/${AD_REWARD_CONFIG.DAILY_LIMIT}`);
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} catch (error) {
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console.error('[广告系统] 增加广告次数失败:', error);
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}
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}
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/**
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* 检查是否可以观看广告
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* @returns {boolean} 是否可以观看
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*/
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function canWatchAd() {
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return getTodayAdCount() < AD_REWARD_CONFIG.DAILY_LIMIT;
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}
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/**
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* 广告奖励积分（核心方法）
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* ⚠️ 未来只需修改此函数内部逻辑，UI 调用方式不变
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* @returns {Object} { success, message, points, remainingCount }
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*/
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function rewardFromAd() {
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try {
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// 检查每日次数限制
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if (!canWatchAd()) {
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return {
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success: false,
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message: '今日广告次数已用完',
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points: 0,
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remainingCount: 0
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};
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}
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// 🎬 未来在此处接入真实广告 SDK
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// 当前版本：直接模拟成功
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// 增加积分
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const rewardPoints = AD_REWARD_CONFIG.REWARD_POINTS;
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addPoints(rewardPoints, POINT_SOURCE.AD_REWARD);
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// 增加广告次数
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incrementAdCount();
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const remaining = AD_REWARD_CONFIG.DAILY_LIMIT - getTodayAdCount();
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return {
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success: true,
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message: `获得 +${rewardPoints} 积分`,
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points: rewardPoints,
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remainingCount: remaining
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};
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} catch (error) {
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console.error('[广告奖励] 失败:', error);
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return {
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success: false,
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message: '广告奖励失败',
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points: 0,
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remainingCount: 0
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};
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}
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}
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module.exports = {
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initPoints,
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getPoints,
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addPoints,
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deductPoints,
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hasEnough,
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checkDailyReward,
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// 广告奖励相关
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getTodayAdCount,
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canWatchAd,
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rewardFromAd,
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// 常量导出
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POINT_SOURCE,
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AD_REWARD_CONFIG
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};
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