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node_modules/vant/es/mixins/bind-event.js

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+/**
+ * Bind event when mounted or activated
+ */
+import { on, off } from '../utils/dom/event';
+var uid = 0;
+export function BindEventMixin(handler) {
+  var key = "binded_" + uid++;
+
+  function bind() {
+    if (!this[key]) {
+      handler.call(this, on, true);
+      this[key] = true;
+    }
+  }
+
+  function unbind() {
+    if (this[key]) {
+      handler.call(this, off, false);
+      this[key] = false;
+    }
+  }
+
+  return {
+    mounted: bind,
+    activated: bind,
+    deactivated: unbind,
+    beforeDestroy: unbind
+  };
+}

node_modules/vant/es/mixins/checkbox.js

@@ -0,0 +1,139 @@
+/**
+ * Common part of Checkbox & Radio
+ */
+import Icon from '../icon';
+import { FieldMixin } from './field';
+import { ChildrenMixin } from './relation';
+import { addUnit } from '../utils';
+export var CheckboxMixin = function CheckboxMixin(_ref) {
+  var parent = _ref.parent,
+      bem = _ref.bem,
+      role = _ref.role;
+  return {
+    mixins: [ChildrenMixin(parent), FieldMixin],
+    props: {
+      name: null,
+      value: null,
+      disabled: Boolean,
+      iconSize: [Number, String],
+      checkedColor: String,
+      labelPosition: String,
+      labelDisabled: Boolean,
+      shape: {
+        type: String,
+        default: 'round'
+      },
+      bindGroup: {
+        type: Boolean,
+        default: true
+      }
+    },
+    computed: {
+      disableBindRelation: function disableBindRelation() {
+        return !this.bindGroup;
+      },
+      isDisabled: function isDisabled() {
+        return this.parent && this.parent.disabled || this.disabled;
+      },
+      direction: function direction() {
+        return this.parent && this.parent.direction || null;
+      },
+      iconStyle: function iconStyle() {
+        var checkedColor = this.checkedColor || this.parent && this.parent.checkedColor;
+
+        if (checkedColor && this.checked && !this.isDisabled) {
+          return {
+            borderColor: checkedColor,
+            backgroundColor: checkedColor
+          };
+        }
+      },
+      tabindex: function tabindex() {
+        if (this.isDisabled || role === 'radio' && !this.checked) {
+          return -1;
+        }
+
+        return 0;
+      }
+    },
+    methods: {
+      onClick: function onClick(event) {
+        var _this = this;
+
+        var target = event.target;
+        var icon = this.$refs.icon;
+        var iconClicked = icon === target || (icon == null ? void 0 : icon.contains(target));
+
+        if (!this.isDisabled && (iconClicked || !this.labelDisabled)) {
+          this.toggle(); // wait for toggle method to complete
+          // so we can get the changed value in the click event listener
+
+          setTimeout(function () {
+            _this.$emit('click', event);
+          });
+        } else {
+          this.$emit('click', event);
+        }
+      },
+      genIcon: function genIcon() {
+        var h = this.$createElement;
+        var checked = this.checked;
+        var iconSize = this.iconSize || this.parent && this.parent.iconSize;
+        return h("div", {
+          "ref": "icon",
+          "class": bem('icon', [this.shape, {
+            disabled: this.isDisabled,
+            checked: checked
+          }]),
+          "style": {
+            fontSize: addUnit(iconSize)
+          }
+        }, [this.slots('icon', {
+          checked: checked
+        }) || h(Icon, {
+          "attrs": {
+            "name": "success"
+          },
+          "style": this.iconStyle
+        })]);
+      },
+      genLabel: function genLabel() {
+        var h = this.$createElement;
+        var slot = this.slots();
+
+        if (slot) {
+          return h("span", {
+            "class": bem('label', [this.labelPosition, {
+              disabled: this.isDisabled
+            }])
+          }, [slot]);
+        }
+      }
+    },
+    render: function render() {
+      var h = arguments[0];
+      var Children = [this.genIcon()];
+
+      if (this.labelPosition === 'left') {
+        Children.unshift(this.genLabel());
+      } else {
+        Children.push(this.genLabel());
+      }
+
+      return h("div", {
+        "attrs": {
+          "role": role,
+          "tabindex": this.tabindex,
+          "aria-checked": String(this.checked)
+        },
+        "class": bem([{
+          disabled: this.isDisabled,
+          'label-disabled': this.labelDisabled
+        }, this.direction]),
+        "on": {
+          "click": this.onClick
+        }
+      }, [Children]);
+    }
+  };
+};

node_modules/vant/es/mixins/click-outside.js

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+/**
+ * Listen to click outside event
+ */
+import { on, off } from '../utils/dom/event';
+export var ClickOutsideMixin = function ClickOutsideMixin(config) {
+  return {
+    props: {
+      closeOnClickOutside: {
+        type: Boolean,
+        default: true
+      }
+    },
+    data: function data() {
+      var _this = this;
+
+      var clickOutsideHandler = function clickOutsideHandler(event) {
+        if (_this.closeOnClickOutside && !_this.$el.contains(event.target)) {
+          _this[config.method]();
+        }
+      };
+
+      return {
+        clickOutsideHandler: clickOutsideHandler
+      };
+    },
+    mounted: function mounted() {
+      on(document, config.event, this.clickOutsideHandler);
+    },
+    beforeDestroy: function beforeDestroy() {
+      off(document, config.event, this.clickOutsideHandler);
+    }
+  };
+};

node_modules/vant/es/mixins/close-on-popstate.js

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+import { on, off } from '../utils/dom/event';
+import { BindEventMixin } from './bind-event';
+export var CloseOnPopstateMixin = {
+  mixins: [BindEventMixin(function (bind, isBind) {
+    this.handlePopstate(isBind && this.closeOnPopstate);
+  })],
+  props: {
+    closeOnPopstate: Boolean
+  },
+  data: function data() {
+    return {
+      bindStatus: false
+    };
+  },
+  watch: {
+    closeOnPopstate: function closeOnPopstate(val) {
+      this.handlePopstate(val);
+    }
+  },
+  methods: {
+    onPopstate: function onPopstate() {
+      this.close();
+      this.shouldReopen = false;
+    },
+    handlePopstate: function handlePopstate(bind) {
+      /* istanbul ignore if */
+      if (this.$isServer) {
+        return;
+      }
+
+      if (this.bindStatus !== bind) {
+        this.bindStatus = bind;
+        var action = bind ? on : off;
+        action(window, 'popstate', this.onPopstate);
+      }
+    }
+  }
+};

node_modules/vant/es/mixins/field.js

@@ -0,0 +1,24 @@
+export var FieldMixin = {
+  inject: {
+    vanField: {
+      default: null
+    }
+  },
+  watch: {
+    value: function value() {
+      var field = this.vanField;
+
+      if (field) {
+        field.resetValidation();
+        field.validateWithTrigger('onChange');
+      }
+    }
+  },
+  created: function created() {
+    var field = this.vanField;
+
+    if (field && !field.children) {
+      field.children = this;
+    }
+  }
+};

node_modules/vant/es/mixins/popup/context.js

@@ -0,0 +1,18 @@
+export var context = {
+  zIndex: 2000,
+  lockCount: 0,
+  stack: [],
+  find: function find(vm) {
+    return this.stack.filter(function (item) {
+      return item.vm === vm;
+    })[0];
+  },
+  remove: function remove(vm) {
+    var item = this.find(vm);
+    if (!item) return;
+    item.vm = null;
+    item.overlay = null;
+    var index = this.stack.indexOf(item);
+    this.stack.splice(index, 1);
+  }
+};

node_modules/vant/es/mixins/popup/index.js

@@ -0,0 +1,220 @@
+// Context
+import { context } from './context';
+import { openOverlay, closeOverlay, updateOverlay, removeOverlay } from './overlay'; // Utils
+
+import { on, off, preventDefault } from '../../utils/dom/event';
+import { removeNode } from '../../utils/dom/node';
+import { getScroller } from '../../utils/dom/scroll'; // Mixins
+
+import { TouchMixin } from '../touch';
+import { PortalMixin } from '../portal';
+import { CloseOnPopstateMixin } from '../close-on-popstate';
+export var popupMixinProps = {
+  // Initial rendering animation
+  transitionAppear: Boolean,
+  // whether to show popup
+  value: Boolean,
+  // whether to show overlay
+  overlay: Boolean,
+  // overlay custom style
+  overlayStyle: Object,
+  // overlay custom class name
+  overlayClass: String,
+  // whether to close popup when overlay is clicked
+  closeOnClickOverlay: Boolean,
+  // z-index
+  zIndex: [Number, String],
+  // prevent body scroll
+  lockScroll: {
+    type: Boolean,
+    default: true
+  },
+  // whether to lazy render
+  lazyRender: {
+    type: Boolean,
+    default: true
+  }
+};
+export function PopupMixin(options) {
+  if (options === void 0) {
+    options = {};
+  }
+
+  return {
+    mixins: [TouchMixin, CloseOnPopstateMixin, PortalMixin({
+      afterPortal: function afterPortal() {
+        if (this.overlay) {
+          updateOverlay();
+        }
+      }
+    })],
+    provide: function provide() {
+      return {
+        vanPopup: this
+      };
+    },
+    props: popupMixinProps,
+    data: function data() {
+      this.onReopenCallback = [];
+      return {
+        inited: this.value
+      };
+    },
+    computed: {
+      shouldRender: function shouldRender() {
+        return this.inited || !this.lazyRender;
+      }
+    },
+    watch: {
+      value: function value(val) {
+        var type = val ? 'open' : 'close';
+        this.inited = this.inited || this.value;
+        this[type]();
+
+        if (!options.skipToggleEvent) {
+          this.$emit(type);
+        }
+      },
+      overlay: 'renderOverlay'
+    },
+    mounted: function mounted() {
+      if (this.value) {
+        this.open();
+      }
+    },
+
+    /* istanbul ignore next */
+    activated: function activated() {
+      if (this.shouldReopen) {
+        this.$emit('input', true);
+        this.shouldReopen = false;
+      }
+    },
+    beforeDestroy: function beforeDestroy() {
+      removeOverlay(this);
+
+      if (this.opened) {
+        this.removeLock();
+      }
+
+      if (this.getContainer) {
+        removeNode(this.$el);
+      }
+    },
+
+    /* istanbul ignore next */
+    deactivated: function deactivated() {
+      if (this.value) {
+        this.close();
+        this.shouldReopen = true;
+      }
+    },
+    methods: {
+      open: function open() {
+        /* istanbul ignore next */
+        if (this.$isServer || this.opened) {
+          return;
+        } // cover default zIndex
+
+
+        if (this.zIndex !== undefined) {
+          context.zIndex = this.zIndex;
+        }
+
+        this.opened = true;
+        this.renderOverlay();
+        this.addLock();
+        this.onReopenCallback.forEach(function (callback) {
+          callback();
+        });
+      },
+      addLock: function addLock() {
+        if (this.lockScroll) {
+          on(document, 'touchstart', this.touchStart);
+          on(document, 'touchmove', this.onTouchMove);
+
+          if (!context.lockCount) {
+            document.body.classList.add('van-overflow-hidden');
+          }
+
+          context.lockCount++;
+        }
+      },
+      removeLock: function removeLock() {
+        if (this.lockScroll && context.lockCount) {
+          context.lockCount--;
+          off(document, 'touchstart', this.touchStart);
+          off(document, 'touchmove', this.onTouchMove);
+
+          if (!context.lockCount) {
+            document.body.classList.remove('van-overflow-hidden');
+          }
+        }
+      },
+      close: function close() {
+        if (!this.opened) {
+          return;
+        }
+
+        closeOverlay(this);
+        this.opened = false;
+        this.removeLock();
+        this.$emit('input', false);
+      },
+      onTouchMove: function onTouchMove(event) {
+        this.touchMove(event);
+        var direction = this.deltaY > 0 ? '10' : '01';
+        var el = getScroller(event.target, this.$el);
+        var scrollHeight = el.scrollHeight,
+            offsetHeight = el.offsetHeight,
+            scrollTop = el.scrollTop;
+        var status = '11';
+        /* istanbul ignore next */
+
+        if (scrollTop === 0) {
+          status = offsetHeight >= scrollHeight ? '00' : '01';
+        } else if (scrollTop + offsetHeight >= scrollHeight) {
+          status = '10';
+        }
+        /* istanbul ignore next */
+
+
+        if (status !== '11' && this.direction === 'vertical' && !(parseInt(status, 2) & parseInt(direction, 2))) {
+          preventDefault(event, true);
+        }
+      },
+      renderOverlay: function renderOverlay() {
+        var _this = this;
+
+        if (this.$isServer || !this.value) {
+          return;
+        }
+
+        this.$nextTick(function () {
+          _this.updateZIndex(_this.overlay ? 1 : 0);
+
+          if (_this.overlay) {
+            openOverlay(_this, {
+              zIndex: context.zIndex++,
+              duration: _this.duration,
+              className: _this.overlayClass,
+              customStyle: _this.overlayStyle
+            });
+          } else {
+            closeOverlay(_this);
+          }
+        });
+      },
+      updateZIndex: function updateZIndex(value) {
+        if (value === void 0) {
+          value = 0;
+        }
+
+        this.$el.style.zIndex = ++context.zIndex + value;
+      },
+      onReopen: function onReopen(callback) {
+        this.onReopenCallback.push(callback);
+      }
+    }
+  };
+}

node_modules/vant/es/mixins/popup/overlay.js

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+import _extends from "@babel/runtime/helpers/esm/extends";
+import Overlay from '../../overlay';
+import { context } from './context';
+import { mount } from '../../utils/functional';
+import { removeNode } from '../../utils/dom/node';
+var defaultConfig = {
+  className: '',
+  customStyle: {}
+};
+
+function mountOverlay(vm) {
+  return mount(Overlay, {
+    on: {
+      // close popup when overlay clicked & closeOnClickOverlay is true
+      click: function click() {
+        vm.$emit('click-overlay');
+
+        if (vm.closeOnClickOverlay) {
+          if (vm.onClickOverlay) {
+            vm.onClickOverlay();
+          } else {
+            vm.close();
+          }
+        }
+      }
+    }
+  });
+}
+
+export function updateOverlay(vm) {
+  var item = context.find(vm);
+
+  if (item) {
+    var el = vm.$el;
+    var config = item.config,
+        overlay = item.overlay;
+
+    if (el && el.parentNode) {
+      el.parentNode.insertBefore(overlay.$el, el);
+    }
+
+    _extends(overlay, defaultConfig, config, {
+      show: true
+    });
+  }
+}
+export function openOverlay(vm, config) {
+  var item = context.find(vm);
+
+  if (item) {
+    item.config = config;
+  } else {
+    var overlay = mountOverlay(vm);
+    context.stack.push({
+      vm: vm,
+      config: config,
+      overlay: overlay
+    });
+  }
+
+  updateOverlay(vm);
+}
+export function closeOverlay(vm) {
+  var item = context.find(vm);
+
+  if (item) {
+    item.overlay.show = false;
+  }
+}
+export function removeOverlay(vm) {
+  var item = context.find(vm);
+
+  if (item) {
+    removeNode(item.overlay.$el);
+    context.remove(vm);
+  }
+}

node_modules/vant/es/mixins/portal.js

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+function getElement(selector) {
+  if (typeof selector === 'string') {
+    return document.querySelector(selector);
+  }
+
+  return selector();
+}
+
+export function PortalMixin(_temp) {
+  var _ref = _temp === void 0 ? {} : _temp,
+      ref = _ref.ref,
+      afterPortal = _ref.afterPortal;
+
+  return {
+    props: {
+      getContainer: [String, Function]
+    },
+    watch: {
+      getContainer: 'portal'
+    },
+    mounted: function mounted() {
+      if (this.getContainer) {
+        this.portal();
+      }
+    },
+    methods: {
+      portal: function portal() {
+        var getContainer = this.getContainer;
+        var el = ref ? this.$refs[ref] : this.$el;
+        var container;
+
+        if (getContainer) {
+          container = getElement(getContainer);
+        } else if (this.$parent) {
+          container = this.$parent.$el;
+        }
+
+        if (container && container !== el.parentNode) {
+          container.appendChild(el);
+        }
+
+        if (afterPortal) {
+          afterPortal.call(this);
+        }
+      }
+    }
+  };
+}

node_modules/vant/es/mixins/relation.js

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+import { sortChildren } from '../utils/vnodes';
+export function ChildrenMixin(_parent, options) {
+  var _inject, _computed;
+
+  if (options === void 0) {
+    options = {};
+  }
+
+  var indexKey = options.indexKey || 'index';
+  return {
+    inject: (_inject = {}, _inject[_parent] = {
+      default: null
+    }, _inject),
+    computed: (_computed = {
+      parent: function parent() {
+        if (this.disableBindRelation) {
+          return null;
+        }
+
+        return this[_parent];
+      }
+    }, _computed[indexKey] = function () {
+      this.bindRelation();
+
+      if (this.parent) {
+        return this.parent.children.indexOf(this);
+      }
+
+      return null;
+    }, _computed),
+    watch: {
+      disableBindRelation: function disableBindRelation(val) {
+        if (!val) {
+          this.bindRelation();
+        }
+      }
+    },
+    mounted: function mounted() {
+      this.bindRelation();
+    },
+    beforeDestroy: function beforeDestroy() {
+      var _this = this;
+
+      if (this.parent) {
+        this.parent.children = this.parent.children.filter(function (item) {
+          return item !== _this;
+        });
+      }
+    },
+    methods: {
+      bindRelation: function bindRelation() {
+        if (!this.parent || this.parent.children.indexOf(this) !== -1) {
+          return;
+        }
+
+        var children = [].concat(this.parent.children, [this]);
+        sortChildren(children, this.parent);
+        this.parent.children = children;
+      }
+    }
+  };
+}
+export function ParentMixin(parent) {
+  return {
+    provide: function provide() {
+      var _ref;
+
+      return _ref = {}, _ref[parent] = this, _ref;
+    },
+    data: function data() {
+      return {
+        children: []
+      };
+    }
+  };
+}

node_modules/vant/es/mixins/slots.js

@@ -0,0 +1,23 @@
+/**
+ * Use scopedSlots in Vue 2.6+
+ * downgrade to slots in lower version
+ */
+export var SlotsMixin = {
+  methods: {
+    slots: function slots(name, props) {
+      if (name === void 0) {
+        name = 'default';
+      }
+
+      var $slots = this.$slots,
+          $scopedSlots = this.$scopedSlots;
+      var scopedSlot = $scopedSlots[name];
+
+      if (scopedSlot) {
+        return scopedSlot(props);
+      }
+
+      return $slots[name];
+    }
+  }
+};

node_modules/vant/es/mixins/touch.js

@@ -0,0 +1,63 @@
+import { on } from '../utils/dom/event';
+
+function getDirection(x, y) {
+  if (x > y) {
+    return 'horizontal';
+  }
+
+  if (y > x) {
+    return 'vertical';
+  }
+
+  return '';
+}
+
+export var TouchMixin = {
+  data: function data() {
+    return {
+      direction: ''
+    };
+  },
+  methods: {
+    touchStart: function touchStart(event) {
+      this.resetTouchStatus();
+      this.startX = event.touches[0].clientX;
+      this.startY = event.touches[0].clientY;
+    },
+    touchMove: function touchMove(event) {
+      var touch = event.touches[0]; // safari back will set clientX to negative number
+
+      this.deltaX = touch.clientX < 0 ? 0 : touch.clientX - this.startX;
+      this.deltaY = touch.clientY - this.startY;
+      this.offsetX = Math.abs(this.deltaX);
+      this.offsetY = Math.abs(this.deltaY); // lock direction when distance is greater than a certain value
+
+      var LOCK_DIRECTION_DISTANCE = 10;
+
+      if (!this.direction || this.offsetX < LOCK_DIRECTION_DISTANCE && this.offsetY < LOCK_DIRECTION_DISTANCE) {
+        this.direction = getDirection(this.offsetX, this.offsetY);
+      }
+    },
+    resetTouchStatus: function resetTouchStatus() {
+      this.direction = '';
+      this.deltaX = 0;
+      this.deltaY = 0;
+      this.offsetX = 0;
+      this.offsetY = 0;
+    },
+    // avoid Vue 2.6 event bubble issues by manually binding events
+    // https://github.com/vant-ui/vant/issues/3015
+    bindTouchEvent: function bindTouchEvent(el) {
+      var onTouchStart = this.onTouchStart,
+          onTouchMove = this.onTouchMove,
+          onTouchEnd = this.onTouchEnd;
+      on(el, 'touchstart', onTouchStart);
+      on(el, 'touchmove', onTouchMove);
+
+      if (onTouchEnd) {
+        on(el, 'touchend', onTouchEnd);
+        on(el, 'touchcancel', onTouchEnd);
+      }
+    }
+  }
+};