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This method use non-secure predictable\n * random generator with bigger collision probability.\n *\n * @param {number} [size=21] The number of symbols in ID.\n *\n * @return {string} Random string.\n *\n * @example\n * const nanoid = require('nanoid/non-secure')\n * model.id = nanoid() //=> \"Uakgb_J5m9g-0JDMbcJqL\"\n *\n * @name nonSecure\n * @function\n */\nvar nonSecure = function (size) {\n  var id = '';\n  i = size || 21;\n  // Compact alternative for `for (var i = 0; i < size; i++)`\n  while (i--) {\n    // `| 0` is compact and faster alternative for `Math.floor()`\n    id += url[Math.random() * 64 | 0];\n  }\n  return id\n};\n\nfunction _typeof(obj) {\n  if (typeof Symbol === \"function\" && typeof Symbol.iterator === \"symbol\") {\n    _typeof = function (obj) {\n      return typeof obj;\n    };\n  } else {\n    _typeof = function (obj) {\n      return obj && typeof Symbol === \"function\" && obj.constructor === Symbol && obj !== Symbol.prototype ? \"symbol\" : typeof obj;\n    };\n  }\n\n  return _typeof(obj);\n}\n\nvar config = {\n  selector: \"vue-portal-target-\".concat(nonSecure())\n};\nvar setSelector = function setSelector(selector) {\n  return config.selector = selector;\n};\nvar isBrowser = typeof window !== 'undefined' && (typeof document === \"undefined\" ? \"undefined\" : _typeof(document)) !== undefined;\n\nvar TargetContainer = Vue.extend({\n  // as an abstract component, it doesn't appear in\n  // the $parent chain of components.\n  // which means the next parent of any component rendered inside of this oen\n  // will be the parent from which is was portal'd\n  abstract: true,\n  name: 'PortalOutlet',\n  props: ['nodes', 'tag'],\n  data: function data(vm) {\n    return {\n      updatedNodes: vm.nodes\n    };\n  },\n  render: function render(h) {\n    var nodes = this.updatedNodes && this.updatedNodes();\n    if (!nodes) { return h(); }\n    return nodes.length < 2 && !nodes[0].text ? nodes : h(this.tag || 'DIV', nodes);\n  },\n  destroyed: function destroyed() {\n    var el = this.$el;\n    el.parentNode.removeChild(el);\n  }\n});\n\nvar Portal = Vue.extend({\n  name: 'VueSimplePortal',\n  props: {\n    disabled: {\n      type: Boolean\n    },\n    prepend: {\n      type: Boolean\n    },\n    selector: {\n      type: String,\n      default: function _default() {\n        return \"#\".concat(config.selector);\n      }\n    },\n    tag: {\n      type: String,\n      default: 'DIV'\n    }\n  },\n  render: function render(h) {\n    if (this.disabled) {\n      var nodes = this.$scopedSlots && this.$scopedSlots.default();\n      if (!nodes) { return h(); }\n      return nodes.length < 2 && !nodes[0].text ? nodes : h(this.tag, nodes);\n    }\n\n    return h();\n  },\n  created: function created() {\n    if (!this.getTargetEl()) {\n      this.insertTargetEl();\n    }\n  },\n  updated: function updated() {\n    var _this = this;\n\n    // We only update the target container component\n    // if the scoped slot function is a fresh one\n    // The new slot syntax (since Vue 2.6) can cache unchanged slot functions\n    // and we want to respect that here.\n    this.$nextTick(function () {\n      if (!_this.disabled && _this.slotFn !== _this.$scopedSlots.default) {\n        _this.container.updatedNodes = _this.$scopedSlots.default;\n      }\n\n      _this.slotFn = _this.$scopedSlots.default;\n    });\n  },\n  beforeDestroy: function beforeDestroy() {\n    this.unmount();\n  },\n  watch: {\n    disabled: {\n      immediate: true,\n      handler: function handler(disabled) {\n        disabled ? this.unmount() : this.$nextTick(this.mount);\n      }\n    }\n  },\n  methods: {\n    // This returns the element into which the content should be mounted.\n    getTargetEl: function getTargetEl() {\n      if (!isBrowser) { return; }\n      return document.querySelector(this.selector);\n    },\n    insertTargetEl: function insertTargetEl() {\n      if (!isBrowser) { return; }\n      var parent = document.querySelector('body');\n      var child = document.createElement(this.tag);\n      child.id = this.selector.substring(1);\n      parent.appendChild(child);\n    },\n    mount: function mount() {\n      var targetEl = this.getTargetEl();\n      var el = document.createElement('DIV');\n\n      if (this.prepend && targetEl.firstChild) {\n        targetEl.insertBefore(el, targetEl.firstChild);\n      } else {\n        targetEl.appendChild(el);\n      }\n\n      this.container = new TargetContainer({\n        el: el,\n        parent: this,\n        propsData: {\n          tag: this.tag,\n          nodes: this.$scopedSlots.default\n        }\n      });\n    },\n    unmount: function unmount() {\n      if (this.container) {\n        this.container.$destroy();\n        delete this.container;\n      }\n    }\n  }\n});\n\nfunction install(_Vue) {\n  var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};\n\n  _Vue.component(options.name || 'portal', Portal);\n\n  if (options.defaultSelector) {\n    setSelector(options.defaultSelector);\n  }\n}\n\nif (typeof window !== 'undefined' && window.Vue && window.Vue === Vue) {\n  // plugin was inlcuded directly in a browser\n  Vue.use(install);\n}\n\n//\n\nvar TYPE_CSS = {\n  type: [String, Object, Array],\n  default: ''\n};\nvar FOCUSABLE_ELEMENTS =\n  'a[href], area[href], input:not([disabled]), select:not([disabled]), textarea:not([disabled]), button:not([disabled]), [tabindex]:not([tabindex=\"-1\"])';\nvar animatingZIndex = 0;\n\nvar script = {\n  name: 'VueModal',\n  components: {\n    Portal: Portal\n  },\n  model: {\n    prop: 'basedOn',\n    event: 'close'\n  },\n  props: {\n    title: {\n      type: String,\n      default: ''\n    },\n    baseZindex: {\n      type: Number,\n      default: 1051\n    },\n    bgClass: TYPE_CSS,\n    wrapperClass: TYPE_CSS,\n    modalClass: TYPE_CSS,\n    modalStyle: TYPE_CSS,\n    inClass: Object.assign({}, TYPE_CSS, { default: 'vm-fadeIn' }),\n    outClass: Object.assign({}, TYPE_CSS, { default: 'vm-fadeOut' }),\n    bgInClass: Object.assign({}, TYPE_CSS, { default: 'vm-fadeIn' }),\n    bgOutClass: Object.assign({}, TYPE_CSS, { default: 'vm-fadeOut' }),\n    appendTo: {\n      type: String,\n      default: 'body'\n    },\n    live: {\n      type: Boolean,\n      default: false\n    },\n    enableClose: {\n      type: Boolean,\n      default: true\n    },\n    basedOn: {\n      type: Boolean,\n      default: false\n    }\n  },\n  data: function data() {\n    return {\n      zIndex: 0,\n      id: null,\n      show: false,\n      mount: false,\n      elToFocus: null\n    }\n  },\n  created: function created() {\n    if (this.live) {\n      this.mount = true;\n    }\n  },\n  mounted: function mounted() {\n    this.id = 'vm-' + this._uid;\n    this.$watch(\n      'basedOn',\n      function (newVal) {\n        var this$1 = this;\n\n        if (newVal) {\n          this.mount = true;\n          this.$nextTick(function () {\n            this$1.show = true;\n          });\n        } else {\n          this.show = false;\n        }\n      },\n      {\n        immediate: true\n      }\n    );\n  },\n  beforeDestroy: function beforeDestroy() {\n    this.elToFocus = null;\n  },\n  methods: {\n    close: function close() {\n      if (this.enableClose === true) {\n        this.$emit('close', false);\n      }\n    },\n    clickOutside: function clickOutside(e) {\n      if (e.target === this.$refs['vm-wrapper']) {\n        this.close();\n      }\n    },\n    keydown: function keydown(e) {\n      if (e.which === 27) {\n        this.close();\n      }\n      if (e.which === 9) {\n        // Get only visible elements\n        var all = [].slice.call(this.$refs['vm-wrapper'].querySelectorAll(FOCUSABLE_ELEMENTS)).filter(function (el) {\n          return !!(el.offsetWidth || el.offsetHeight || el.getClientRects().length)\n        });\n        if (e.shiftKey) {\n          if (e.target === all[0] || e.target === this.$refs['vm-wrapper']) {\n            e.preventDefault();\n            all[all.length - 1].focus();\n          }\n        } else {\n          if (e.target === all[all.length - 1]) {\n            e.preventDefault();\n            all[0].focus();\n          }\n        }\n      }\n    },\n    getAllVisibleWrappers: function getAllVisibleWrappers() {\n      return [].slice.call(document.querySelectorAll('[data-vm-wrapper-id]')).filter(function (w) { return w.display !== 'none'; })\n    },\n    getTopZindex: function getTopZindex() {\n      return this.getAllVisibleWrappers().reduce(function (acc, curr) {\n        return parseInt(curr.style.zIndex) > acc ? parseInt(curr.style.zIndex) : acc\n      }, 0)\n    },\n    handleFocus: function handleFocus(wrapper) {\n      var autofocus = wrapper.querySelector('[autofocus]');\n      if (autofocus) {\n        autofocus.focus();\n      } else {\n        var focusable = wrapper.querySelectorAll(FOCUSABLE_ELEMENTS);\n        focusable.length ? focusable[0].focus() : wrapper.focus();\n      }\n    },\n    beforeOpen: function beforeOpen() {\n      // console.log('beforeOpen');\n      this.elToFocus = document.activeElement;\n      var lastZindex = this.getTopZindex();\n      if (animatingZIndex) {\n        this.zIndex = animatingZIndex + 2;\n      } else {\n        this.zIndex = lastZindex === 0 ? this.baseZindex : lastZindex + 2;\n      }\n      animatingZIndex = this.zIndex;\n      this.$emit('before-open');\n    },\n    opening: function opening() {\n      // console.log('opening');\n      this.$emit('opening');\n    },\n    afterOpen: function afterOpen() {\n      // console.log('afterOpen');\n      this.handleFocus(this.$refs['vm-wrapper']);\n      this.$emit('after-open');\n    },\n    beforeClose: function beforeClose() {\n      // console.log('beforeClose');\n      this.$emit('before-close');\n    },\n    closing: function closing() {\n      // console.log('closing');\n      this.$emit('closing');\n    },\n    afterClose: function afterClose() {\n      var this$1 = this;\n\n      // console.log('afterClose');\n      this.zIndex = 0;\n      if (!this.live) {\n        this.mount = false;\n      }\n      this.$nextTick(function () {\n        window.requestAnimationFrame(function () {\n          var lastZindex = this$1.getTopZindex();\n          if (lastZindex > 0) {\n            var all = this$1.getAllVisibleWrappers();\n            for (var i = 0; i < all.length; i++) {\n              var wrapper = all[i];\n              if (parseInt(wrapper.style.zIndex) === lastZindex) {\n                if (wrapper.contains(this$1.elToFocus)) {\n                  this$1.elToFocus.focus();\n                } else {\n                  // console.log(wrapper);\n                  this$1.handleFocus(wrapper);\n                }\n                break\n              }\n            }\n          } else {\n            if (document.body.contains(this$1.elToFocus)) {\n              this$1.elToFocus.focus();\n            }\n          }\n          animatingZIndex = 0;\n          this$1.$emit('after-close');\n        });\n      });\n    }\n  }\n};\n\nfunction normalizeComponent(template, style, script, scopeId, isFunctionalTemplate, moduleIdentifier /* server only */, shadowMode, createInjector, createInjectorSSR, createInjectorShadow) {\r\n    if (typeof shadowMode !== 'boolean') {\r\n        createInjectorSSR = createInjector;\r\n        createInjector = shadowMode;\r\n        shadowMode = false;\r\n    }\r\n    // Vue.extend constructor export interop.\r\n    var options = typeof script === 'function' ? script.options : script;\r\n    // render functions\r\n    if (template && template.render) {\r\n        options.render = template.render;\r\n        options.staticRenderFns = template.staticRenderFns;\r\n        options._compiled = true;\r\n        // functional template\r\n        if (isFunctionalTemplate) {\r\n            options.functional = true;\r\n        }\r\n    }\r\n    // scopedId\r\n    if (scopeId) {\r\n        options._scopeId = scopeId;\r\n    }\r\n    var hook;\r\n    if (moduleIdentifier) {\r\n        // server build\r\n        hook = function (context) {\r\n            // 2.3 injection\r\n            context =\r\n                context || // cached call\r\n                    (this.$vnode && this.$vnode.ssrContext) || // stateful\r\n                    (this.parent && this.parent.$vnode && this.parent.$vnode.ssrContext); // functional\r\n            // 2.2 with runInNewContext: true\r\n            if (!context && typeof __VUE_SSR_CONTEXT__ !== 'undefined') {\r\n                context = __VUE_SSR_CONTEXT__;\r\n            }\r\n            // inject component styles\r\n            if (style) {\r\n                style.call(this, createInjectorSSR(context));\r\n            }\r\n            // register component module identifier for async chunk inference\r\n            if (context && context._registeredComponents) {\r\n                context._registeredComponents.add(moduleIdentifier);\r\n            }\r\n        };\r\n        // used by ssr in case component is cached and beforeCreate\r\n        // never gets called\r\n        options._ssrRegister = hook;\r\n    }\r\n    else if (style) {\r\n        hook = shadowMode\r\n            ? function (context) {\r\n                style.call(this, createInjectorShadow(context, this.$root.$options.shadowRoot));\r\n            }\r\n            : function (context) {\r\n                style.call(this, createInjector(context));\r\n            };\r\n    }\r\n    if (hook) {\r\n        if (options.functional) {\r\n            // register for functional component in vue file\r\n            var originalRender = options.render;\r\n            options.render = function renderWithStyleInjection(h, context) {\r\n                hook.call(context);\r\n                return originalRender(h, context);\r\n            };\r\n        }\r\n        else {\r\n            // inject component registration as beforeCreate hook\r\n            var existing = options.beforeCreate;\r\n            options.beforeCreate = existing ? [].concat(existing, hook) : [hook];\r\n        }\r\n    }\r\n    return script;\r\n}\n\n/* script */\nvar __vue_script__ = script;\n/* template */\nvar __vue_render__ = function() {\n  var _vm = this;\n  var _h = _vm.$createElement;\n  var _c = _vm._self._c || _h;\n  return _vm.mount\n    ? _c(\n        \"div\",\n        [\n          _c(\n            \"portal\",\n            { attrs: { selector: _vm.appendTo } },\n            [\n              _c(\n                \"transition\",\n                {\n                  attrs: {\n                    name: \"vm-backdrop-transition\",\n                    \"enter-active-class\": _vm.bgInClass,\n                    \"leave-active-class\": _vm.bgOutClass\n                  }\n                },\n                [\n                  _c(\"div\", {\n                    directives: [\n                      {\n                        name: \"show\",\n                        rawName: \"v-show\",\n                        value: _vm.show,\n                        expression: \"show\"\n                      }\n                    ],\n                    staticClass: \"vm-backdrop\",\n                    class: _vm.bgClass,\n                    style: { \"z-index\": _vm.zIndex - 1 },\n                    attrs: { \"data-vm-backdrop-id\": _vm.id }\n                  })\n                ]\n              ),\n              _vm._v(\" \"),\n              _c(\n                \"transition\",\n                {\n                  attrs: {\n                    name: \"vm-transition\",\n                    \"enter-active-class\": _vm.inClass,\n                    \"leave-active-class\": _vm.outClass\n                  },\n                  on: {\n                    \"before-enter\": _vm.beforeOpen,\n                    enter: _vm.opening,\n                    \"after-enter\": _vm.afterOpen,\n                    \"before-leave\": _vm.beforeClose,\n                    leave: _vm.closing,\n                    \"after-leave\": _vm.afterClose\n                  }\n                },\n                [\n                  _c(\n                    \"div\",\n                    {\n                      directives: [\n                        {\n                          name: \"show\",\n                          rawName: \"v-show\",\n                          value: _vm.show,\n                          expression: \"show\"\n                        }\n                      ],\n                      ref: \"vm-wrapper\",\n                      staticClass: \"vm-wrapper\",\n                      class: _vm.wrapperClass,\n                      style: {\n                        \"z-index\": _vm.zIndex,\n                        cursor: _vm.enableClose ? \"pointer\" : \"default\"\n                      },\n                      attrs: {\n                        \"data-vm-wrapper-id\": _vm.id,\n                        tabindex: \"-1\",\n                        role: \"dialog\",\n                        \"aria-label\": _vm.title,\n                        \"aria-modal\": \"true\"\n                      },\n                      on: {\n                        click: function($event) {\n                          return _vm.clickOutside($event)\n                        },\n                        keydown: function($event) {\n                          return _vm.keydown($event)\n                        }\n                      }\n                    },\n                    [\n                      _c(\n                        \"div\",\n                        {\n                          ref: \"vm\",\n                          staticClass: \"vm\",\n                          class: _vm.modalClass,\n                          style: _vm.modalStyle,\n                          attrs: { \"data-vm-id\": _vm.id }\n                        },\n                        [\n                          _vm._t(\"titlebar\", [\n                            _c(\"div\", { staticClass: \"vm-titlebar\" }, [\n                              _c(\"h3\", { staticClass: \"vm-title\" }, [\n                                _vm._v(\n                                  \"\\n                \" +\n                                    _vm._s(_vm.title) +\n                                    \"\\n              \"\n                                )\n                              ]),\n                              _vm._v(\" \"),\n                              _vm.enableClose\n                                ? _c(\"button\", {\n                                    staticClass: \"vm-btn-close\",\n                                    attrs: { type: \"button\" },\n                                    on: {\n                                      click: function($event) {\n                                        $event.preventDefault();\n                                        return _vm.close($event)\n                                      }\n                                    }\n                                  })\n                                : _vm._e()\n                            ])\n                          ]),\n                          _vm._v(\" \"),\n                          _vm._t(\"content\", [\n                            _c(\n                              \"div\",\n                              { staticClass: \"vm-content\" },\n                              [_vm._t(\"default\")],\n                              2\n                            )\n                          ])\n                        ],\n                        2\n                      )\n                    ]\n                  )\n                ]\n              )\n            ],\n            1\n          )\n        ],\n        1\n      )\n    : _vm._e()\n};\nvar __vue_staticRenderFns__ = [];\n__vue_render__._withStripped = true;\n\n  /* style */\n  var __vue_inject_styles__ = undefined;\n  /* scoped */\n  var __vue_scope_id__ = undefined;\n  /* module identifier */\n  var __vue_module_identifier__ = undefined;\n  /* functional template */\n  var __vue_is_functional_template__ = false;\n  /* style inject */\n  \n  /* style inject SSR */\n  \n  /* style inject shadow dom */\n  \n\n  \n  var __vue_component__ = /*#__PURE__*/normalizeComponent(\n    { render: __vue_render__, staticRenderFns: __vue_staticRenderFns__ },\n    __vue_inject_styles__,\n    __vue_script__,\n    __vue_scope_id__,\n    __vue_is_functional_template__,\n    __vue_module_identifier__,\n    false,\n    undefined,\n    undefined,\n    undefined\n  );\n\nexport default __vue_component__;\n//# sourceMappingURL=vue-modal.es.js.map\n"],"sourceRoot":""}