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// 云函数getMyOrders
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const cloud = require('wx-server-sdk')
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// 初始化cloud
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cloud.init({
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env: 'cloud1-5gqeisa06659849a' // 使用您的云环境ID
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})
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const db = cloud.database()
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const _ = db.command
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const $ = db.command.aggregate
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exports.main = async (event, context) => {
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const wxContext = cloud.getWXContext()
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const openid = wxContext.OPENID
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// 获取请求参数
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const {
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type = 'all', // 订单类型：all, secondhand
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status = 'all', // 订单状态：all, waiting, processing, completed, cancelled
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role = 'buyer', // 角色：buyer(买家), publisher(卖家)
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pageNum = 1,
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pageSize = 10
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} = event
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// 构建查询条件
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let query = {}
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// 按角色筛选
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if (role === 'buyer') {
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query.buyerOpenid = openid
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} else if (role === 'publisher') {
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query.publisherOpenid = openid
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}
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// 按类型筛选
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if (type !== 'all') {
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query.type = type
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}
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// 按状态筛选
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if (status !== 'all') {
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query.status = status
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}
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try {
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// 计算总数
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const countResult = await db.collection('orders')
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.where(query)
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.count()
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const total = countResult.total
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// 查询订单数据
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const orderResult = await db.collection('orders')
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.where(query)
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.orderBy('createTime', 'desc')
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.skip((pageNum - 1) * pageSize)
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.limit(pageSize)
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.get()
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// 获取关联的商品信息
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const orders = orderResult.data
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const ordersWithDetails = []
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for (const order of orders) {
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let detailCollection = ''
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if (order.type === 'secondhand') {
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detailCollection = 'secondhand_goods'
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}
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try {
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// 获取关联信息
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if (detailCollection) {
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const detailResult = await db.collection(detailCollection)
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.doc(order.itemId)
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.field({
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title: true,
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description: true,
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images: true,
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price: true
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})
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.get()
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ordersWithDetails.push({
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...order,
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itemDetail: detailResult.data || {}
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})
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} else {
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ordersWithDetails.push(order)
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}
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} catch (error) {
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// 如果获取详情失败，仍然返回订单基本信息
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ordersWithDetails.push(order)
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}
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}
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return {
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success: true,
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data: ordersWithDetails,
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total,
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pageNum,
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pageSize,
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hasMore: total > pageNum * pageSize
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}
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} catch (error) {
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return {
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success: false,
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message: '获取订单失败',
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error: error.message
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}
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}
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}
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