调整分包，完成隐私协议（样式待优化）

node_modules/@vant/weapp/lib/picker-column/index.d.ts

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+export {};

node_modules/@vant/weapp/lib/picker-column/index.js

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+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+var component_1 = require("../common/component");
+var utils_1 = require("../common/utils");
+var validator_1 = require("../common/validator");
+var DEFAULT_DURATION = 200;
+(0, component_1.VantComponent)({
+    classes: ['active-class'],
+    props: {
+        valueKey: String,
+        className: String,
+        itemHeight: Number,
+        visibleItemCount: Number,
+        initialOptions: {
+            type: Array,
+            value: [],
+        },
+        defaultIndex: {
+            type: Number,
+            value: 0,
+            observer: function (value) {
+                this.setIndex(value);
+            },
+        },
+    },
+    data: {
+        startY: 0,
+        offset: 0,
+        duration: 0,
+        startOffset: 0,
+        options: [],
+        currentIndex: 0,
+    },
+    created: function () {
+        var _this = this;
+        var _a = this.data, defaultIndex = _a.defaultIndex, initialOptions = _a.initialOptions;
+        this.set({
+            currentIndex: defaultIndex,
+            options: initialOptions,
+        }).then(function () {
+            _this.setIndex(defaultIndex);
+        });
+    },
+    methods: {
+        getCount: function () {
+            return this.data.options.length;
+        },
+        onTouchStart: function (event) {
+            this.setData({
+                startY: event.touches[0].clientY,
+                startOffset: this.data.offset,
+                duration: 0,
+            });
+        },
+        onTouchMove: function (event) {
+            var data = this.data;
+            var deltaY = event.touches[0].clientY - data.startY;
+            this.setData({
+                offset: (0, utils_1.range)(data.startOffset + deltaY, -(this.getCount() * data.itemHeight), data.itemHeight),
+            });
+        },
+        onTouchEnd: function () {
+            var data = this.data;
+            if (data.offset !== data.startOffset) {
+                this.setData({ duration: DEFAULT_DURATION });
+                var index = (0, utils_1.range)(Math.round(-data.offset / data.itemHeight), 0, this.getCount() - 1);
+                this.setIndex(index, true);
+            }
+        },
+        onClickItem: function (event) {
+            var index = event.currentTarget.dataset.index;
+            this.setIndex(index, true);
+        },
+        adjustIndex: function (index) {
+            var data = this.data;
+            var count = this.getCount();
+            index = (0, utils_1.range)(index, 0, count);
+            for (var i = index; i < count; i++) {
+                if (!this.isDisabled(data.options[i]))
+                    return i;
+            }
+            for (var i = index - 1; i >= 0; i--) {
+                if (!this.isDisabled(data.options[i]))
+                    return i;
+            }
+        },
+        isDisabled: function (option) {
+            return (0, validator_1.isObj)(option) && option.disabled;
+        },
+        getOptionText: function (option) {
+            var data = this.data;
+            return (0, validator_1.isObj)(option) && data.valueKey in option
+                ? option[data.valueKey]
+                : option;
+        },
+        setIndex: function (index, userAction) {
+            var _this = this;
+            var data = this.data;
+            index = this.adjustIndex(index) || 0;
+            var offset = -index * data.itemHeight;
+            if (index !== data.currentIndex) {
+                return this.set({ offset: offset, currentIndex: index }).then(function () {
+                    userAction && _this.$emit('change', index);
+                });
+            }
+            return this.set({ offset: offset });
+        },
+        setValue: function (value) {
+            var options = this.data.options;
+            for (var i = 0; i < options.length; i++) {
+                if (this.getOptionText(options[i]) === value) {
+                    return this.setIndex(i);
+                }
+            }
+            return Promise.resolve();
+        },
+        getValue: function () {
+            var data = this.data;
+            return data.options[data.currentIndex];
+        },
+    },
+});

node_modules/@vant/weapp/lib/picker-column/index.json

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+{
+  "component": true
+}

node_modules/@vant/weapp/lib/picker-column/index.wxml

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+<wxs src="../wxs/utils.wxs" module="utils" />
+<wxs src="./index.wxs" module="computed" />
+
+<view
+  class="van-picker-column custom-class"
+  style="{{ computed.rootStyle({ itemHeight, visibleItemCount }) }}"
+  bind:touchstart="onTouchStart"
+  catch:touchmove="onTouchMove"
+  bind:touchend="onTouchEnd"
+  bind:touchcancel="onTouchEnd"
+>
+  <view style="{{ computed.wrapperStyle({ offset, itemHeight, visibleItemCount, duration }) }}">
+    <view
+      wx:for="{{ options }}"
+      wx:for-item="option"
+      wx:key="index"
+      data-index="{{ index }}"
+      style="height: {{ itemHeight }}px"
+      class="van-ellipsis {{ utils.bem('picker-column__item', { disabled: option && option.disabled, selected: index === currentIndex }) }} {{ index === currentIndex ? 'active-class' : '' }}"
+      bindtap="onClickItem"
+    >{{ computed.optionText(option, valueKey) }}</view>
+  </view>
+</view>

node_modules/@vant/weapp/lib/picker-column/index.wxs

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+/* eslint-disable */
+var style = require('../wxs/style.wxs');
+var addUnit = require('../wxs/add-unit.wxs');
+
+function isObj(x) {
+  var type = typeof x;
+  return x !== null && (type === 'object' || type === 'function');
+}
+
+function optionText(option, valueKey) {
+  return isObj(option) && option[valueKey] != null ? option[valueKey] : option;
+}
+
+function rootStyle(data) {
+  return style({
+    height: addUnit(data.itemHeight * data.visibleItemCount),
+  });
+}
+
+function wrapperStyle(data) {
+  var offset = addUnit(
+    data.offset + (data.itemHeight * (data.visibleItemCount - 1)) / 2
+  );
+
+  return style({
+    transition: 'transform ' + data.duration + 'ms',
+    'line-height': addUnit(data.itemHeight),
+    transform: 'translate3d(0, ' + offset + ', 0)',
+  });
+}
+
+module.exports = {
+  optionText: optionText,
+  rootStyle: rootStyle,
+  wrapperStyle: wrapperStyle,
+};

node_modules/@vant/weapp/lib/picker-column/index.wxss

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+@import '../common/index.wxss';.van-picker-column{color:var(--picker-option-text-color,#000);font-size:var(--picker-option-font-size,16px);overflow:hidden;text-align:center}.van-picker-column__item{padding:0 5px}.van-picker-column__item--selected{color:var(--picker-option-selected-text-color,#323233);font-weight:var(--font-weight-bold,500)}.van-picker-column__item--disabled{opacity:var(--picker-option-disabled-opacity,.3)}