提交初始版本，使用vant ui库

miniprogram_npm/@vant/weapp/popup/index.d.ts

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+export {};

miniprogram_npm/@vant/weapp/popup/index.js

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+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+var component_1 = require("../common/component");
+var transition_1 = require("../mixins/transition");
+(0, component_1.VantComponent)({
+    classes: [
+        'enter-class',
+        'enter-active-class',
+        'enter-to-class',
+        'leave-class',
+        'leave-active-class',
+        'leave-to-class',
+        'close-icon-class',
+    ],
+    mixins: [(0, transition_1.transition)(false)],
+    props: {
+        round: Boolean,
+        closeable: Boolean,
+        customStyle: String,
+        overlayStyle: String,
+        transition: {
+            type: String,
+            observer: 'observeClass',
+        },
+        zIndex: {
+            type: Number,
+            value: 100,
+        },
+        overlay: {
+            type: Boolean,
+            value: true,
+        },
+        closeIcon: {
+            type: String,
+            value: 'cross',
+        },
+        closeIconPosition: {
+            type: String,
+            value: 'top-right',
+        },
+        closeOnClickOverlay: {
+            type: Boolean,
+            value: true,
+        },
+        position: {
+            type: String,
+            value: 'center',
+            observer: 'observeClass',
+        },
+        safeAreaInsetBottom: {
+            type: Boolean,
+            value: true,
+        },
+        safeAreaInsetTop: {
+            type: Boolean,
+            value: false,
+        },
+        safeAreaTabBar: {
+            type: Boolean,
+            value: false,
+        },
+        lockScroll: {
+            type: Boolean,
+            value: true,
+        },
+        rootPortal: {
+            type: Boolean,
+            value: false,
+        },
+    },
+    created: function () {
+        this.observeClass();
+    },
+    methods: {
+        onClickCloseIcon: function () {
+            this.$emit('close');
+        },
+        onClickOverlay: function () {
+            this.$emit('click-overlay');
+            if (this.data.closeOnClickOverlay) {
+                this.$emit('close');
+            }
+        },
+        observeClass: function () {
+            var _a = this.data, transition = _a.transition, position = _a.position, duration = _a.duration;
+            var updateData = {
+                name: transition || position,
+            };
+            if (transition === 'none') {
+                updateData.duration = 0;
+                this.originDuration = duration;
+            }
+            else if (this.originDuration != null) {
+                updateData.duration = this.originDuration;
+            }
+            this.setData(updateData);
+        },
+    },
+});

miniprogram_npm/@vant/weapp/popup/index.json

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+{
+  "component": true,
+  "usingComponents": {
+    "van-icon": "../icon/index",
+    "van-overlay": "../overlay/index"
+  }
+}

miniprogram_npm/@vant/weapp/popup/index.wxml

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+<wxs src="../wxs/utils.wxs" module="utils" />
+<wxs src="./index.wxs" module="computed" />
+
+<import src="./popup.wxml" />
+
+<van-overlay
+  wx:if="{{ overlay }}"
+  show="{{ show }}"
+  z-index="{{ zIndex }}"
+  custom-style="{{ overlayStyle }}"
+  duration="{{ duration }}"
+  bind:click="onClickOverlay"
+  lock-scroll="{{ lockScroll }}"
+  root-portal="{{ rootPortal }}"
+/>
+
+<root-portal wx:if="{{ rootPortal }}">
+  <include src="./popup.wxml" />
+</root-portal>
+
+ <include wx:else src="./popup.wxml" />

miniprogram_npm/@vant/weapp/popup/index.wxs

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+/* eslint-disable */
+var style = require('../wxs/style.wxs');
+
+function popupStyle(data) {
+  return style([
+    {
+      'z-index': data.zIndex,
+      '-webkit-transition-duration': data.currentDuration + 'ms',
+      'transition-duration': data.currentDuration + 'ms',
+    },
+    data.display ? null : 'display: none',
+    data.customStyle,
+  ]);
+}
+
+module.exports = {
+  popupStyle: popupStyle,
+};

miniprogram_npm/@vant/weapp/popup/index.wxss

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+@import '../common/index.wxss';.van-popup{-webkit-overflow-scrolling:touch;animation:ease both;background-color:var(--popup-background-color,#fff);box-sizing:border-box;max-height:100%;overflow-y:auto;position:fixed;transition-timing-function:ease}.van-popup--center{left:50%;top:50%;transform:translate3d(-50%,-50%,0)}.van-popup--center.van-popup--round{border-radius:var(--popup-round-border-radius,16px)}.van-popup--top{left:0;top:0;width:100%}.van-popup--top.van-popup--round{border-radius:0 0 var(--popup-round-border-radius,var(--popup-round-border-radius,16px)) var(--popup-round-border-radius,var(--popup-round-border-radius,16px))}.van-popup--right{right:0;top:50%;transform:translate3d(0,-50%,0)}.van-popup--right.van-popup--round{border-radius:var(--popup-round-border-radius,var(--popup-round-border-radius,16px)) 0 0 var(--popup-round-border-radius,var(--popup-round-border-radius,16px))}.van-popup--bottom{bottom:0;left:0;width:100%}.van-popup--bottom.van-popup--round{border-radius:var(--popup-round-border-radius,var(--popup-round-border-radius,16px)) var(--popup-round-border-radius,var(--popup-round-border-radius,16px)) 0 0}.van-popup--left{left:0;top:50%;transform:translate3d(0,-50%,0)}.van-popup--left.van-popup--round{border-radius:0 var(--popup-round-border-radius,var(--popup-round-border-radius,16px)) var(--popup-round-border-radius,var(--popup-round-border-radius,16px)) 0}.van-popup--bottom.van-popup--safe{padding-bottom:env(safe-area-inset-bottom)}.van-popup--bottom.van-popup--safeTabBar,.van-popup--top.van-popup--safeTabBar{bottom:var(--tabbar-height,50px)}.van-popup--safeTop{padding-top:env(safe-area-inset-top)}.van-popup__close-icon{color:var(--popup-close-icon-color,#969799);font-size:var(--popup-close-icon-size,18px);position:absolute;z-index:var(--popup-close-icon-z-index,1)}.van-popup__close-icon--top-left{left:var(--popup-close-icon-margin,16px);top:var(--popup-close-icon-margin,16px)}.van-popup__close-icon--top-right{right:var(--popup-close-icon-margin,16px);top:var(--popup-close-icon-margin,16px)}.van-popup__close-icon--bottom-left{bottom:var(--popup-close-icon-margin,16px);left:var(--popup-close-icon-margin,16px)}.van-popup__close-icon--bottom-right{bottom:var(--popup-close-icon-margin,16px);right:var(--popup-close-icon-margin,16px)}.van-popup__close-icon:active{opacity:.6}.van-scale-enter-active,.van-scale-leave-active{transition-property:opacity,transform}.van-scale-enter,.van-scale-leave-to{opacity:0;transform:translate3d(-50%,-50%,0) scale(.7)}.van-fade-enter-active,.van-fade-leave-active{transition-property:opacity}.van-fade-enter,.van-fade-leave-to{opacity:0}.van-center-enter-active,.van-center-leave-active{transition-property:opacity}.van-center-enter,.van-center-leave-to{opacity:0}.van-bottom-enter-active,.van-bottom-leave-active,.van-left-enter-active,.van-left-leave-active,.van-right-enter-active,.van-right-leave-active,.van-top-enter-active,.van-top-leave-active{transition-property:transform}.van-bottom-enter,.van-bottom-leave-to{transform:translate3d(0,100%,0)}.van-top-enter,.van-top-leave-to{transform:translate3d(0,-100%,0)}.van-left-enter,.van-left-leave-to{transform:translate3d(-100%,-50%,0)}.van-right-enter,.van-right-leave-to{transform:translate3d(100%,-50%,0)}

miniprogram_npm/@vant/weapp/popup/popup.wxml

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+<wxs src="../wxs/utils.wxs" module="utils" />
+<wxs src="./index.wxs" module="computed" />
+<view
+  wx:if="{{ inited }}"
+  class="custom-class {{ classes }} {{ utils.bem('popup', [position, { round, safe: safeAreaInsetBottom, safeTop: safeAreaInsetTop, safeTabBar: safeAreaTabBar }]) }}"
+  style="{{ computed.popupStyle({ zIndex, currentDuration, display, customStyle }) }}"
+  bind:transitionend="onTransitionEnd"
+>
+  <slot />
+  <van-icon
+    wx:if="{{ closeable }}"
+    name="{{ closeIcon }}"
+    class="close-icon-class van-popup__close-icon van-popup__close-icon--{{ closeIconPosition }}"
+    bind:tap="onClickCloseIcon"
+  />
+</view>