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[Improvement] Sku: improve render performance (#550)
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@@ -1,12 +1,14 @@
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<template>
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<span
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v-if="isChoosable"
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@click="onSkuSelected"
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class="van-sku-row__item"
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:class="{ 'van-sku-row__item--active': isChoosed }">
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:class="{
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'van-sku-row__item--active': isChoosed,
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'van-sku-row__item--disabled': !isChoosable
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}"
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@click="onSkuSelected"
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>
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{{ skuValue.name }}
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</span>
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<span v-else class="van-sku-row__item van-sku-row__item--disabled">{{ skuValue.name }}</span>
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</template>
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<script>
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@@ -25,6 +27,7 @@ export default {
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isChoosed() {
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return this.skuValue.id === this.selectedSku[this.skuKeyStr];
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},
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isChoosable() {
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const matchedSku = Object.assign({}, this.selectedSku, {
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[this.skuKeyStr]: this.skuValue.id
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@@ -44,7 +47,12 @@ export default {
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methods: {
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onSkuSelected() {
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this.skuEventBus.$emit('sku:select', Object.assign({}, this.skuValue, { skuKeyStr: this.skuKeyStr }));
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if (this.isChoosable) {
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this.skuEventBus.$emit('sku:select', {
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...this.skuValue,
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skuKeyStr: this.skuKeyStr
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});
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}
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}
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}
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};
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