refactor: 精简 bat 脚本输出提示

Jacob

2026-10-12 52016ced7c4fb9c0d864e845d9252f3d8de77f0a

 pages/goods_cate/goods_cate.vue
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@@ -13,7 +13,7 @@
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 				<scroll-view scroll-y="true" scroll-with-animation='true'
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 					:style="{height: (height-280/750*windowWidth) + 'px'}" :scroll-into-view="'menu_item'+navActive">
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 					<view class='item acea-row row-center-wrapper menu_item' :id="'menu_item'+index"
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-						:class='index==navActive?"on":""' v-for="(item,index) in categoryList" :key="item._key"
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+						:class='index==navActive?"on":""' v-for="(item,index) in categoryList" :key="index"
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 						@click='tap(index,"b"+index)'>
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 						<image v-if="item.extra" class="img" :src="item.extra" mode="aspectFill"></image>
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 						<view class="text">{{item.name}}</view>
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@@ -25,7 +25,7 @@
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 				<scroll-view :scroll-into-view="'subMenu_item'+subActive" scroll-x="true" scroll-with-animation='true'
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 					style="width: 100%;">
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 					<view class="subMenu_wrapper">
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-						<block v-for="(itemn,indexn) in categoryList[navActive].child" :key="itemn._key"><text
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+						<block v-for="(itemn,indexn) in categoryList[navActive].child" :key="indexn"><text
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 								class="subMenu_item" :id="'subMenu_item'+indexn" :class='indexn==subActive?"on":""'
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 								@click='tapSub(indexn)'>{{itemn.name}}</text></block>
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 					</view>
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@@ -35,15 +35,15 @@
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 				:style="{top: (categoryList[navActive].show2Category==0?0:118) + 'rpx',height: (height-(categoryList[navActive].show2Category==0?0:(122/750*windowWidth))) + 'px'}">
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 				<scroll-view :scroll-top="scrollTop" class="goodlistScroll" scroll-y="true" style="height:100%;"
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 					:scroll-into-view="scrollIntoView" @scroll="handleScroll" :throttle="false">
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-					<block v-for="(aitem,aindex) in categoryList" :key="aitem._key">
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-						<view class="list" v-if="aitem.child.length>0" v-for="(sitem,sindex) in aitem.child" :key="sitem._key"
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+					<block v-for="(aitem,aindex) in categoryList" :key="aindex">
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+						<view class="list" v-if="aitem.child.length>0" v-for="sitem,sindex in aitem.child" :key="sindex"
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 							:style="(aindex==categoryList.length-1&&sindex==aitem.child.length-1)?('min-height:'+(height-370/750*windowWidth)+'px'):''"
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 							:id="'list'+aindex+'_'+sindex">
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 							<view class="list_title">{{sitem.name}}</view>
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 							<view class="list_wrapper cf">
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 								<view class="list_column cfl">
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 									<block style="float:left" v-if="sitem.productArr.length>0"
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-										v-for="(gitem,gindex) in sitem.productArr" :key="gitem._key">
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+										v-for="(gitem,gindex) in sitem.productArr" :key="gindex">
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 										<GoodBlock v-if="gindex%2==0" :size="'small'" :pageName="'分类'"
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 											:moduleName="'分类商品列表'" :careBeanRate="careBeanRate" :goodsInfo="gitem">
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 										</GoodBlock>
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@@ -51,7 +51,7 @@
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 								</view>
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 								<view class="list_column cfr">
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 									<block style="float:left" v-if="sitem.productArr.length>0"
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-										v-for="(gitem,gindex) in sitem.productArr" :key="gitem._key">
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+										v-for="(gitem,gindex) in sitem.productArr" :key="gindex">
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 										<GoodBlock v-if="gindex%2==1" :size="'small'" :pageName="'分类'"
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 											:moduleName="'分类商品列表'" :careBeanRate="careBeanRate" :goodsInfo="gitem">
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 										</GoodBlock>
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@@ -66,14 +66,14 @@
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 							<view class="list_wrapper cf">
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 								<view class="list_column cfl">
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 									<block v-if="aitem.productArr.length>0" v-for="(gitem,gindex) in aitem.productArr"
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-										:key="gitem._key">
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+										:key="gindex">
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 										<GoodBlock v-if="gindex%2==0" :pageName="'分类'" :moduleName="'分类商品列表'"
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 											:careBeanRate="careBeanRate" :goodsInfo="gitem"></GoodBlock>
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 									</block>
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 								</view>
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 								<view class="list_column cfr">
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 									<block v-if="aitem.productArr.length>0" v-for="(gitem,gindex) in aitem.productArr"
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-										:key="gitem._key">
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+										:key="gindex">
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 										<GoodBlock v-if="gindex%2==1" :pageName="'分类'" :moduleName="'分类商品列表'"
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 											:careBeanRate="careBeanRate" :goodsInfo="gitem"></GoodBlock>
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 									</block>
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@@ -399,8 +399,6 @@
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 				uni.showLoading();
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 				getCategoryList().then(res => {
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 					that.categoryList = res.data;
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-					// [P0-优化] 装配阶段为所有分类节点打 _key，供模板 :key 使用
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-					that.ensureCategoryKey(that.categoryList);
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 					// 重置计数，避免重复进入页面时累积
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 					that.totalGetNum = 0;
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 					that.finishNum = 0;
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@@ -445,83 +443,19 @@
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 							that.getAllProductList(false, index);
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 						}
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 					};
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-					// [P0-优化] 首屏分类（当前navActive）：立即并发发起，不走任何队列，最大限度缩短首屏 loading 时长
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-					                    loadCate(that.navActive);
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-					                    // [P0-优化] 其余分类：构建任务列表，走下方并发限流池，避免一次性占满 wx.request queue 拖慢首屏
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-					                    let otherTasks = [];
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-					                    that.categoryList.forEach((it, idx) => {
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-					                        if (idx !== that.navActive) otherTasks.push({ index: idx });
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-					                    });
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-					                    that.runCategoryTasksWithLimit(otherTasks, 4);
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+					// 当前分类优先请求，保证首屏数据最先返回
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+					loadCate(that.navActive);
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+					that.categoryList.forEach((item, index) => {
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+						if (index != that.navActive) {
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+							loadCate(index);
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+						}
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+					})
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-					                })
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-					            },
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-					            // [P0-优化] 并发限流工具：除首屏分类外，其余分类的请求经由此处发起
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-					            runCategoryTasksWithLimit(tasks, limit) {
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-					                let that = this;
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-					                if (!tasks || !tasks.length) return Promise.resolve();
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-					                const queue = tasks.slice();
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-					                const executing = [];
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-					                const launch = () => {
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-					                    while (queue.length && executing.length < limit) {
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-					                        const task = queue.shift();
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-					                        const item = that.categoryList[task.index];
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-					                        if (!item) continue;
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-					                        let promise;
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-					                        if (item.child && item.child.length > 0) {
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-					                            const subPromises = [];
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-					                            item.child.forEach((sub, subIdx) => {
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-					                                subPromises.push(that.getAllProductList('isSub', task.index, subIdx));
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-					                            });
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-					                            promise = Promise.all(subPromises);
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-					                        } else {
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-					                            promise = that.getAllProductList(false, task.index);
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-					                        }
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-					                        // 用 .catch 包一层避免单个失败拖垮整池
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-					                        const tracked = promise.catch(() => {});
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-					                        tracked.finally(() => {
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-					                            const idx = executing.indexOf(tracked);
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-					                            if (idx >= 0) executing.splice(idx, 1);
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-					                        }).catch(() => {});
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-					                        executing.push(tracked);
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-					                    }
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-					                };
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-					                const next = () => {
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-					                    launch();
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-					                    if (executing.length === 0) return Promise.resolve();
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-					                    return Promise.race(executing).then(next, next);
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-					                };
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-					                return next();
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-					                				            },
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-					                				            // [P0-优化] 为分类节点打 _key：非 H5 平台的 v-for :key 必须为简单变量，
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-					                				            // 故在数据装配阶段预先在 item 上加 _key，模板用 :key="item._key" 引用
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-					                				            ensureCategoryKey: function(list) {
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-					                				                if (!Array.isArray(list)) return;
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-					                				                list.forEach((item, i) => {
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-					                				                    if (!item) return;
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-					                				                    if (item.id != null) item._key = 'c-' + item.id;
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-					                				                    else if (!item._key) item._key = 'c0-' + i;
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-					                				                    if (item.child && item.child.length) {
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-					                				                        item.child.forEach((sub, j) => {
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-					                				                            if (!sub) return;
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-					                				                            if (sub.id != null) sub._key = 's-' + sub.id;
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-					                				                            else if (!sub._key) sub._key = 's0-' + i + '-' + j;
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-					                				                        });
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-					                				                    }
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-					                				                });
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-					                				            },
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-					                				            // [P0-优化] 为商品节点打 _key
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-					                				            ensureProductKey: function(list) {
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-					                				                if (!Array.isArray(list)) return;
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-					                				                list.forEach((g, k) => {
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-					                				                    if (!g) return;
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-					                				                    if (g.id != null && !g._key) g._key = 'p-' + g.id;
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-					                				                    else if (!g._key) g._key = 'pk-' + k;
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-					                				                });
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-					                				            },
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-					                				            // 当前分类数据全部就绪后立即关闭全屏loading，不必等待所有分类
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-					                				            checkFirstScreen(index1) {
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+				})
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+			},
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+			// 当前分类数据全部就绪后立即关闭全屏loading，不必等待所有分类
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+			checkFirstScreen(index1) {
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 				let that = this;
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 				if (that.firstScreenReady || index1 != that.navActive) return;
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 				if ((that.catePending[index1] || 0) <= 0) {
..
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@@ -631,8 +565,6 @@
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 					cid: isSub ? that.categoryList[index1].child[index2].id : that.categoryList[index1].id,
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 				}).then(res => {
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 					let list = res.data.list;
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-					// [P0-优化] 装配阶段为商品节点打 _key，供模板 :key 使用
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-					that.ensureProductKey(list);
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 					// 当前浏览分类即时渲染；其余分类进入缓冲队列批量渲染，
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 					// 避免几十次$set各自触发一次全量列表渲染
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 					if (index1 == that.navActive && !that.firstScreenReady) {