refactor: 🎨 购物车页面步进器数量插件更改,删除冗余代码

master
Yer 2023-05-04 11:03:44 +08:00
parent 0a07ebfe8b
commit 274a03fe73
2 changed files with 224 additions and 28 deletions

View File

@ -0,0 +1,220 @@
<template>
<view class="uni-numbox">
<view @click="_calcValue('minus')" class="uni-numbox__minus uni-numbox-btns" :style="{background}">
<text class="uni-numbox--text" :class="{ 'uni-numbox--disabled': inputValue <= min || disabled }" :style="{color}">-</text>
</view>
<input :disabled="disabled" @focus="_onFocus" @blur="_onBlur" class="uni-numbox__value" type="number"
v-model="inputValue" :style="{background, color}" />
<view @click="_calcValue('plus')" class="uni-numbox__plus uni-numbox-btns" :style="{background}">
<text class="uni-numbox--text" :class="{ 'uni-numbox--disabled': inputValue >= max || disabled }" :style="{color}">+</text>
</view>
</view>
</template>
<script>
/**
* NumberBox 数字输入框
* @description 带加减按钮的数字输入框
* @tutorial https://ext.dcloud.net.cn/plugin?id=31
* @property {Number} value 输入框当前值
* @property {Number} min 最小值
* @property {Number} max 最大值
* @property {Number} step 每次点击改变的间隔大小
* @property {String} background 背景色
* @property {String} color 字体颜色前景色
* @property {Boolean} disabled = [true|false] 是否为禁用状态
* @event {Function} change 输入框值改变时触发的事件参数为输入框当前的 value
* @event {Function} focus 输入框聚焦时触发的事件参数为 event 对象
* @event {Function} blur 输入框失焦时触发的事件参数为 event 对象
*/
export default {
name: "UniNumberBox",
emits: ['change', 'input', 'update:modelValue', 'blur', 'focus'],
props: {
value: {
type: [Number, String],
default: 1
},
modelValue: {
type: [Number, String],
default: 1
},
min: {
type: Number,
default: 0
},
max: {
type: Number,
default: 100
},
step: {
type: Number,
default: 1
},
background: {
type: String,
default: '#f5f5f5'
},
color: {
type: String,
default: '#333'
},
disabled: {
type: Boolean,
default: false
}
},
data() {
return {
inputValue: 0
};
},
watch: {
value(val) {
this.inputValue = +val;
},
modelValue(val) {
this.inputValue = +val;
}
},
created() {
if (this.value === 1) {
this.inputValue = +this.modelValue;
}
if (this.modelValue === 1) {
this.inputValue = +this.value;
}
},
methods: {
_calcValue(type) {
if (this.disabled) {
return;
}
const scale = this._getDecimalScale();
let value = this.inputValue * scale;
let step = this.step * scale;
if (type === "minus") {
value -= step;
if (value < (this.min * scale)) {
return;
}
if (value > (this.max * scale)) {
value = this.max * scale
}
}
if (type === "plus") {
value += step;
if (value > (this.max * scale)) {
return;
}
if (value < (this.min * scale)) {
value = this.min * scale
}
}
this.inputValue = (value / scale).toFixed(String(scale).length - 1);
this.$emit("change", +this.inputValue);
// TODO vue2
this.$emit("input", +this.inputValue);
// TODO vue3
this.$emit("update:modelValue", +this.inputValue);
},
_getDecimalScale() {
let scale = 1;
//
if (~~this.step !== this.step) {
scale = Math.pow(10, String(this.step).split(".")[1].length);
}
return scale;
},
_onBlur(event) {
this.$emit('blur', event)
let value = event.detail.value;
if (!value) {
// this.inputValue = 0;
return;
}
value = +value;
if (value > this.max) {
value = this.max;
} else if (value < this.min) {
value = this.min;
}
const scale = this._getDecimalScale();
this.inputValue = value.toFixed(String(scale).length - 1);
this.$emit("change", +this.inputValue);
this.$emit("input", +this.inputValue);
},
_onFocus(event) {
this.$emit('focus', event)
}
}
};
</script>
<style lang="scss" scoped>
$box-height: 48rpx;
$bg: #f5f5f5;
$br: 4rpx;
$color: #333;
.uni-numbox {
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
flex-direction: row;
}
.uni-numbox-btns {
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
flex-direction: row;
align-items: center;
justify-content: center;
padding: 0 8px;
background-color: $bg;
/* #ifdef H5 */
cursor: pointer;
/* #endif */
}
.uni-numbox__value {
margin: 0 4rpx;
background-color: $bg;
width: 70rpx;
height: $box-height;
text-align: center;
font-size: 24rpx;
border-left-width: 0;
border-right-width: 0;
color: $color;
}
.uni-numbox__minus {
border-top-left-radius: $br;
border-bottom-left-radius: $br;
}
.uni-numbox__plus {
border-top-right-radius: $br;
border-bottom-right-radius: $br;
}
.uni-numbox--text {
// fix nvue
line-height: 40rpx;
font-size: 40rpx;
font-weight: 300;
color: $color;
}
.uni-numbox .uni-numbox--disabled {
color: #c0c0c0 !important;
/* #ifdef H5 */
cursor: not-allowed;
/* #endif */
}
</style>

View File

@ -84,14 +84,7 @@
</div> </div>
</view> </view>
<view> <view>
<!-- #ifndef MP-WEIXIN --> <uni-number-box class="uNumber" :min="1" :max="999" @change="numChange(skuItem)" v-model="skuItem.num"></uni-number-box>
<u-number-box class="uNumber" :min="1" input-width="70" input-height="40" size="20"
v-model="skuItem.num" @change="numChange(skuItem)"></u-number-box>
<!-- #endif -->
<!-- #ifdef MP-WEIXIN -->
<u-number-box class="uNumber" :min="1" input-width="70" input-height="40" size="20"
v-model="skuItem.num" @change="numChange(skuItem)"></u-number-box>
<!-- #endif -->
</view> </view>
<!-- 如果当有促销并且促销是 限时抢购 --> <!-- 如果当有促销并且促销是 限时抢购 -->
<!-- promotions --> <!-- promotions -->
@ -180,7 +173,9 @@
<script> <script>
import * as API_Trade from "@/api/trade"; import * as API_Trade from "@/api/trade";
import { debounce } from "@/utils/tools.js"; import { debounce } from "@/utils/tools.js";
import uniNumberBox from '@/components/uni-number-box'
export default { export default {
components:{uniNumberBox}, //
data() { data() {
return { return {
loading:false, loading:false,
@ -359,29 +354,10 @@ export default {
}); });
}, },
/**
* 点击步进器微信回调
*/
numChange_WEIXIN(callback) {
this.WEIXIN_num = callback.value;
this.numChange(callback.data, "3");
},
/** /**
* 点击步进器回调 * 点击步进器回调
*/ */
numChange: debounce(function (val, nums) { numChange: debounce(function (val) {
console.log(val, nums)
//
// #ifdef MP-WEIXIN
if (nums && nums == "1") {
val.num++;
} else if (nums && nums == "0") {
val.num--;
} else if (nums && nums == "3") {
val.num = this.WEIXIN_num;
}
// #endif
this.updateSkuNumFun(val.goodsSku.id, val.num); this.updateSkuNumFun(val.goodsSku.id, val.num);
}, 1000), }, 1000),
/** /**