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- <template>
- <view v-if="value" class="tn-select-class tn-select">
- <tn-popup
- v-model="value"
- mode="bottom"
- :popup="false"
- length="auto"
- :safeAreaInsetBottom="safeAreaInsetBottom"
- :maskCloseable="maskCloseable"
- :zIndex="elZIndex"
- @close="close"
- >
- <view class="tn-select__content">
-
- <view class="tn-select__content__header" @touchmove.stop.prevent>
- <view
- class="tn-select__content__header__btn tn-select__content__header--cancel"
- :style="{ color: cancelColor }"
- hover-class="tn-hover-class"
- hover-stay-time="150"
- @tap="getResult('cancel')"
- >{{ cancelText }}</view>
- <view class="tn-select__content__header__title">{{ title }}</view>
- <view
- class="tn-select__content__header__btn tn-select__content__header--confirm"
- :style="{ color: confirmColor }"
- hover-class="tn-hover-class"
- hover-stay-time="150"
- @tap="getResult('confirm')"
- >{{ confirmText }}</view>
- </view>
-
- <view class="tn-select__content__body">
- <picker-view
- class="tn-select__content__body__view"
- :value="defaultSelector"
- @pickstart="pickStart"
- @pickend="pickEnd"
- @change="columnChange"
- >
- <picker-view-column v-for="(item, index) in columnData" :key="index">
- <view class="tn-select__content__body__item" v-for="(sub_item, sub_index) in item" :key="sub_index">
- <view class="tn-text-ellipsis">
- {{ sub_item[labelName] }}
- </view>
- </view>
- </picker-view-column>
- </picker-view>
- </view>
- </view>
- </tn-popup>
- </view>
- </template>
- <script>
- export default {
- name: 'tn-select',
- props: {
- value: {
- type: Boolean,
- default: false
- },
-
-
- mode: {
- type: String,
- default: 'single'
- },
-
- list: {
- type: Array,
- default() {
- return []
- }
- },
-
- valueName: {
- type: String,
- default: 'value'
- },
-
- labelName: {
- type: String,
- default: 'label'
- },
-
- childName: {
- type: String,
- default: 'children'
- },
-
- defaultValue: {
- type: Array,
- default() {
- return [0]
- }
- },
-
- title: {
- type: String,
- default: ''
- },
-
- cancelText: {
- type: String,
- default: '取消'
- },
-
- cancelColor: {
- type: String,
- default: ''
- },
-
- confirmText: {
- type: String,
- default: '确认'
- },
-
- confirmColor: {
- type: String,
- default: ''
- },
-
- maskCloseable: {
- type: Boolean,
- default: true
- },
-
- safeAreaInsetBottom: {
- type: Boolean,
- default: false
- },
-
- zIndex: {
- type: Number,
- default: 0
- }
- },
- computed: {
- elZIndex() {
- return this.zIndex ? this.zIndex : this.$t.zIndex.popup
- }
- },
- data() {
- return {
-
- moving: false,
-
- defaultSelector: [0],
-
- columnData: [],
-
- selectValue: [],
-
- lastSelectIndex: [],
-
- columnNum: 0
- }
- },
- watch: {
-
- value: {
- handler(val) {
- if (val) setTimeout(() => this.init(), 10)
- },
- immediate: true
- }
- },
- methods: {
-
- pickStart() {
-
- this.moving = true;
-
- },
-
- pickEnd() {
-
- this.moving = false;
-
- },
- init() {
- this.setColumnNum()
- this.setDefaultSelector()
- this.setColumnData()
- this.setSelectValue()
- },
-
- setDefaultSelector() {
-
- this.defaultSelector = this.defaultValue.length === this.columnNum ? this.defaultValue : Array(this.columnNum).fill(0)
- this.lastSelectIndex = this.$t.deepClone(this.defaultSelector)
- },
-
- setColumnNum() {
-
- if (this.mode === 'single') this.columnNum = 1
-
- else if (this.mode === 'multi') this.columnNum = this.list.length
-
- else if (this.mode === 'multi-auto') {
- let num = 1
- let column = this.list
-
- while (column[0][this.childName]) {
- column = column[0] ? column[0][this.childName] : {},
- num++
- }
- this.columnNum = num
- }
- },
-
- setColumnData() {
- let data = []
- this.selectValue = []
- if (this.mode === 'multi-auto') {
-
- let column = this.list[this.defaultSelector.length ? this.defaultSelector[0] : 0]
-
- for (let i = 0; i < this.columnNum; i++) {
-
- if (i === 0) {
- data[i] = this.list
- column = column[this.childName]
- } else {
-
- data[i] = column
- column = column[this.defaultSelector[i]][this.childName]
- }
- }
- } else if (this.mode === 'single') {
- data[0] = this.list
- } else {
- data = this.list
- }
- this.columnData = data
- },
-
- setSelectValue() {
- let tmp = null
- for (let i = 0; i < this.columnNum; i++) {
- tmp = this.columnData[i][this.defaultSelector[i]]
- let data = {
- value: tmp ? tmp[this.valueName] : null,
- label: tmp ? tmp[this.labelName] : null
- }
-
- if (tmp && tmp.extra) data.extra = tmp.extra
- this.selectValue.push(data)
- }
- },
-
- columnChange(event) {
- let index = null
- let columnIndex = event.detail.value
-
- this.selectValue = []
- if (this.mode === 'multi-auto') {
-
- this.lastSelectIndex.map((v, idx) => {
- if (v != columnIndex[idx]) index = idx
- })
- this.defaultSelector = columnIndex
-
-
- for (let i = index + 1; i < this.columnNum; i++) {
- this.columnData[i] = this.columnData[i - 1][i - 1 == index ? columnIndex[index] : 0][this.childName]
- this.defaultSelector[i] = 0
- }
-
-
- columnIndex.map((item, index) => {
- let data = this.columnData[index][columnIndex[index]]
- let tmp = {
- value: data ? data[this.valueName] : null,
- label: data ? data[this.labelName] : null
- }
- if (data && data.extra !== undefined) tmp.extra = data.extra
- this.selectValue.push(tmp)
- })
- this.lastSelectIndex = columnIndex
- } else if (this.mode === 'single') {
- let data = this.columnData[0][columnIndex[0]]
- let tmp = {
- value: data ? data[this.valueName] : null,
- label: data ? data[this.labelName] : null
- }
- if (data && data.extra !== undefined) tmp.extra = data.extra
- this.selectValue.push(tmp)
- } else if (this.mode === 'multi') {
- columnIndex.map((item, index) => {
- let data = this.columnData[index][columnIndex[index]]
- let tmp = {
- value: data ? data[this.valueName] : null,
- label: data ? data[this.labelName] : null
- }
- if (data && data.extra !== undefined) tmp.extra = data.extra
- this.selectValue.push(tmp)
- })
- }
- },
- close() {
- this.$emit('input', false)
- },
- getResult(event = null) {
-
- if (this.moving) return;
-
- if (event) this.$emit(event, this.selectValue)
- this.close()
- }
- }
- }
- </script>
- <style lang="scss" scoped>
-
- .tn-select {
-
- &__content {
- position: relative;
-
- &__header {
- position: relative;
- display: flex;
- flex-direction: row;
- width: 100%;
- height: 90rpx;
- padding: 0 40rpx;
- align-items: center;
- justify-content: space-between;
- box-sizing: border-box;
- font-size: 30rpx;
- background-color: #FFFFFF;
-
- &__btn {
- padding: 16rpx;
- box-sizing: border-box;
- text-align: center;
- text-decoration: none;
- }
-
- &__title {
- color: $tn-font-color;
- }
-
- &--cancel {
- color: $tn-font-sub-color;
- }
-
- &--confirm {
- color: $tn-main-color;
- }
- }
-
- &__body {
- width: 100%;
- height: 500rpx;
- overflow: hidden;
- background-color: #FFFFFF;
-
- &__view {
- height: 100%;
- box-sizing: border-box;
- }
-
- &__item {
- display: flex;
- flex-direction: row;
- align-items: center;
- justify-content: center;
- font-size: 32rpx;
- color: $tn-font-color;
- padding: 0 8rpx;
- }
- }
- }
-
- }
- </style>
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