421 lines
9.5 KiB
JavaScript
421 lines
9.5 KiB
JavaScript
// 物品库存操作模块 (items)
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const { getOrCreaterUser } = require('./auth');
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const user_db_name = "cocos_users";
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const DATA_TYPE = 'items';
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/**
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* 获取物品库存数据
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* @param {Object} db 数据库实例
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* @param {string} openid 用户openid
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* @returns {Object} 操作结果
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*/
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async function getItems(db, openid) {
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try {
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let user = await getOrCreaterUser(db, openid);
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if (!user) {
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return {
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code: -4,
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msg: "未找到用户"
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};
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}
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return {
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code: 200,
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data: user[DATA_TYPE],
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msg: `${DATA_TYPE}获取成功`
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};
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} catch (error) {
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console.error(`获取${DATA_TYPE}错误:`, error);
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return {
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code: -5,
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msg: `获取${DATA_TYPE}错误: ${error.message}`
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};
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}
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}
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/**
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* 获取单个物品数据
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* @param {Object} db 数据库实例
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* @param {string} openid 用户openid
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* @param {number} itemId 物品ID
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* @returns {Object} 操作结果
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*/
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async function getItem(db, openid, itemId) {
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try {
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let user = await getOrCreaterUser(db, openid);
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if (!user) {
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return {
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code: -4,
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msg: "未找到用户"
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};
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}
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const itemCount = user[DATA_TYPE][itemId];
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if (itemCount === undefined) {
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return {
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code: -6,
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msg: `${DATA_TYPE.slice(0, -1)} ${itemId} 未找到`
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};
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}
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return {
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code: 200,
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data: {
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item_id: itemId,
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count: itemCount
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},
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msg: `${DATA_TYPE.slice(0, -1)} ${itemId} 获取成功`
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};
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} catch (error) {
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console.error(`获取${DATA_TYPE}物品错误:`, error);
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return {
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code: -5,
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msg: `获取${DATA_TYPE}物品错误: ${error.message}`
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};
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}
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}
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/**
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* 添加物品
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* @param {Object} db 数据库实例
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* @param {string} openid 用户openid
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* @param {number} itemId 物品ID
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* @param {number} count 添加数量
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* @returns {Object} 操作结果
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*/
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async function addItem(db, openid, itemId, count) {
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try {
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const _ = db.command;
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let user = await getOrCreaterUser(db, openid);
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if (!user) {
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return {
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code: -4,
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msg: "未找到用户"
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};
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}
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if (typeof count !== 'number' || count < 0) {
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return {
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code: -3,
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msg: "数量必须是非负数"
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};
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}
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const currentCount = user[DATA_TYPE][itemId] || 0;
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const newCount = currentCount + count;
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let updateRes = await db.collection(user_db_name).doc(user._id).update({
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data: {
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[`${DATA_TYPE}.${itemId}`]: _.set(newCount),
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last_save_time: _.set(Date.now())
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}
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});
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if (updateRes?.stats?.updated >= 1) {
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return {
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code: 200,
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data: {
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item_id: itemId,
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old_count: currentCount,
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new_count: newCount,
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added: count
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},
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msg: `${DATA_TYPE.slice(0, -1)} ${itemId} 添加成功`
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};
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} else {
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return {
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code: -1,
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msg: `添加 ${DATA_TYPE.slice(0, -1)} 失败`
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};
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}
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} catch (error) {
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console.error(`添加${DATA_TYPE}物品错误:`, error);
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return {
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code: -5,
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msg: `添加${DATA_TYPE}物品错误: ${error.message}`
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};
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}
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}
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/**
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* 消耗物品
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* @param {Object} db 数据库实例
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* @param {string} openid 用户openid
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* @param {number} itemId 物品ID
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* @param {number} count 消耗数量
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* @returns {Object} 操作结果
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*/
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async function consumeItem(db, openid, itemId, count) {
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try {
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let user = await getOrCreaterUser(db, openid);
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if (!user) {
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return {
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code: -4,
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msg: "未找到用户"
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};
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}
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if (typeof count !== 'number' || count < 0) {
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return {
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code: -3,
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msg: "数量必须是非负数"
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};
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}
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const currentCount = user[DATA_TYPE][itemId] || 0;
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if (currentCount < count) {
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return {
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code: -6,
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msg: `${DATA_TYPE.slice(0, -1)} ${itemId}不足, 当前: ${currentCount}, 需要: ${count}`
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};
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}
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return await addItem(db, openid, itemId, -count);
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} catch (error) {
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console.error(`消耗${DATA_TYPE}物品错误:`, error);
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return {
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code: -5,
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msg: `消耗${DATA_TYPE}物品错误: ${error.message}`
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};
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}
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}
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/**
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* 设置物品数量
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* @param {Object} db 数据库实例
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* @param {string} openid 用户openid
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* @param {number} itemId 物品ID
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* @param {number} count 新的数量
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* @returns {Object} 操作结果
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*/
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async function setItem(db, openid, itemId, count) {
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try {
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const _ = db.command;
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let user = await getOrCreaterUser(db, openid);
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if (!user) {
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return {
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code: -4,
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msg: "未找到用户"
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};
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}
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if (typeof count !== 'number' || count < 0) {
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return {
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code: -3,
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msg: "数量必须是非负数"
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};
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}
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const oldCount = user[DATA_TYPE][itemId] || 0;
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let updateRes = await db.collection(user_db_name).doc(user._id).update({
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data: {
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[`${DATA_TYPE}.${itemId}`]: _.set(count),
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last_save_time: _.set(Date.now())
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}
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});
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if (updateRes?.stats?.updated >= 1) {
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return {
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code: 200,
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data: {
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item_id: itemId,
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old_count: oldCount,
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new_count: count
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},
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msg: `${DATA_TYPE.slice(0, -1)} ${itemId} 设置成功`
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};
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} else {
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return {
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code: -1,
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msg: `设置 ${DATA_TYPE.slice(0, -1)} 失败`
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};
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}
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} catch (error) {
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console.error(`设置${DATA_TYPE}物品错误:`, error);
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return {
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code: -5,
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msg: `设置${DATA_TYPE}物品错误: ${error.message}`
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};
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}
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}
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/**
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* 批量更新物品库存
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* @param {Object} db 数据库实例
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* @param {string} openid 用户openid
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* @param {Object} updateData 更新数据对象
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* @param {boolean} merge 是否合并更新（默认true）
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* @returns {Object} 操作结果
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*/
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async function updateItems(db, openid, updateData, merge = true) {
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try {
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const _ = db.command;
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let user = await getOrCreaterUser(db, openid);
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if (!user) {
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return {
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code: -4,
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msg: "未找到用户"
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};
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}
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// 验证更新数据
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if (!updateData || typeof updateData !== 'object') {
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return {
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code: -3,
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msg: "无效的更新数据格式"
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};
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}
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// 验证所有值都是非负数
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for (const itemId in updateData) {
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const count = updateData[itemId];
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if (typeof count !== 'number' || count < 0) {
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return {
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code: -3,
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msg: `物品 ${itemId} 的数量无效: ${count}`
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};
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}
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}
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let newData;
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if (merge) {
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// 合并更新
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newData = { ...user[DATA_TYPE], ...updateData };
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} else {
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// 完全替换
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newData = updateData;
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}
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let updateRes = await db.collection(user_db_name).doc(user._id).update({
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data: {
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[DATA_TYPE]: _.set(newData),
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last_save_time: _.set(Date.now())
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}
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});
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if (updateRes?.stats?.updated >= 1) {
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return {
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code: 200,
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data: newData,
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msg: `${DATA_TYPE} 更新成功`
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};
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} else {
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return {
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code: -1,
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msg: `更新 ${DATA_TYPE} 失败`
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};
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}
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} catch (error) {
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console.error(`更新${DATA_TYPE}错误:`, error);
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return {
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code: -5,
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msg: `更新${DATA_TYPE}错误: ${error.message}`
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};
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}
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}
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/**
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* 重置物品库存数据
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* @param {Object} db 数据库实例
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* @param {string} openid 用户openid
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* @returns {Object} 操作结果
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*/
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async function resetItems(db, openid) {
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try {
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const _ = db.command;
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const { getNewUserInitData } = require('../user_init_data');
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let user = await getOrCreaterUser(db, openid);
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if (!user) {
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return {
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code: -4,
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msg: "未找到用户"
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};
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}
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const defaultData = getNewUserInitData();
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let resetRes = await db.collection(user_db_name).doc(user._id).update({
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data: {
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[DATA_TYPE]: _.set(defaultData[DATA_TYPE]),
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last_save_time: _.set(Date.now()),
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reset_time: _.set(Date.now())
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}
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});
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if (resetRes?.stats?.updated >= 1) {
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return {
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code: 200,
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data: defaultData[DATA_TYPE],
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msg: `${DATA_TYPE} 重置成功`
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};
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} else {
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return {
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code: -1,
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msg: `重置 ${DATA_TYPE} 失败`
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};
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}
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} catch (error) {
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console.error(`重置${DATA_TYPE}错误:`, error);
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return {
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code: -5,
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msg: `重置${DATA_TYPE}错误: ${error.message}`
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};
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}
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}
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/**
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* 获取拥有的物品列表（数量大于0的）
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* @param {Object} db 数据库实例
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* @param {string} openid 用户openid
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* @returns {Object} 操作结果
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*/
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async function getOwnedItems(db, openid) {
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try {
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let user = await getOrCreaterUser(db, openid);
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if (!user) {
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return {
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code: -4,
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msg: "未找到用户"
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};
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}
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const ownedItems = [];
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for (const itemId in user[DATA_TYPE]) {
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const count = user[DATA_TYPE][itemId];
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if (count > 0) {
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ownedItems.push({
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item_id: parseInt(itemId),
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count: count
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});
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}
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}
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return {
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code: 200,
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data: {
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owned_items: ownedItems,
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total_types: ownedItems.length
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},
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msg: `拥有的${DATA_TYPE}获取成功`
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};
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} catch (error) {
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console.error(`获取拥有的${DATA_TYPE}错误:`, error);
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return {
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code: -5,
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msg: `获取拥有的${DATA_TYPE}错误: ${error.message}`
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};
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}
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}
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module.exports = {
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getItems,
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getItem,
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addItem,
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consumeItem,
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setItem,
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updateItems,
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resetItems,
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getOwnedItems
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}; |