scinote-web/app/javascript/vue/shared/menu_dropdown.vue

<template>
  <div class="relative" v-if="listItems.length > 0 || alwaysShow" v-click-outside="closeMenu" >
    <button ref="field" :class="btnClasses" @click="isOpen = !isOpen">
      <i v-if="btnIcon" :class="btnIcon"></i>
      {{ btnText }}
      <i v-if="caret && isOpen" class="sn-icon sn-icon-up"></i>
      <i v-else-if="caret" class="sn-icon sn-icon-down"></i>
    </button>
    <teleport to="body">
      <div ref="flyout"
          class="fixed z-[3000] bg-sn-white inline-block rounded p-2.5 sn-shadow-menu-sm flex flex-col gap-[1px]"
          :class="{
              'right-0': position === 'right',
              'left-0': position === 'left',
          }"
          v-if="isOpen"
      >
        <span v-for="(item, i) in listItems" :key="i" class="contents">
          <div v-if="item.dividerBefore" class="border-0 border-t border-solid border-sn-light-grey"></div>
          <a :href="item.url" v-if="!item.submenu"
            :target="item.url_target || '_self'"
            :class="{ 'bg-sn-super-light-blue': item.active }"
            :data-toggle="item.modalTarget && 'modal'"
            :data-target="item.modalTarget"
            class="block whitespace-nowrap rounded px-3 py-2.5 hover:!text-sn-blue hover:no-underline cursor-pointer hover:bg-sn-super-light-grey leading-5"
            @click="handleClick($event, item)"
          >
            {{ item.text }}
          </a>
          <div v-else class="-mx-2.5 px-2.5 group relative">
            <span
              :class="{ 'bg-sn-super-light-blue': item.active }"
              class="flex group items-center rounded relative text-sn-blue whitespace-nowrap px-3 py-2.5 hover:no-underline cursor-pointer
                     group-hover:bg-sn-super-light-blue hover:!bg-sn-super-light-grey"
            >
              {{ item.text }}
              <i class="sn-icon sn-icon-right ml-auto"></i>
            </span>
            <div
                class="absolute bg-sn-white rounded p-2.5 sn-shadow-menu-sm  flex flex-col gap-[1px] tw-hidden group-hover:block"
                :class="{
                  'left-0 ml-[100%]': item.position === 'right',
                  'right-0 mr-[100%]': item.position === 'left',
                  'bottom-0': openUp,
                  'top-0': !openUp,
                }"
            >
              <a v-for="(sub_item, si) in item.submenu" :key="si"
                :href="sub_item.url"
                :traget="sub_item.url_target || '_self'"
                :class="{ 'bg-sn-super-light-blue': item.active }"
                class="block whitespace-nowrap rounded px-3 py-2.5 hover:!text-sn-blue hover:no-underline cursor-pointer hover:bg-sn-super-light-grey leading-5"
                @click="handleClick($event, sub_item)"
              >
                {{ sub_item.text }}
              </a>
            </div>
          </div>
        </span>
      </div>
    </teleport>
  </div>
</template>

<script>

import FixedFlyoutMixin from './mixins/fixed_flyout.js';
import { vOnClickOutside } from '@vueuse/components'

export default {
  name: 'DropdownMenu',
  props: {
    listItems: { type: Array, default: () => [] },
    position: { type: String, default: 'left' },
    btnClasses: { type: String, default: 'btn btn-light' },
    btnText: { type: String, required: false },
    btnIcon: { type: String, required: false },
    caret: { type: Boolean, default: false },
    alwaysShow: { type: Boolean, default: false }
  },
  data() {
    return {
      isOpen: false
    };
  },
  directives: {
    'click-outside': vOnClickOutside
  },
  mixins: [FixedFlyoutMixin],
  watch: {
    isOpen() {
      if (this.isOpen) {
        this.$emit('open');
        this.$nextTick(() => {
          this.setPosition();
        });
      }
    }
  },
  methods: {
    closeMenu() {
      this.isOpen = false;
    },
    handleClick(event, item) {
      if (!item.url) {
        event.preventDefault();
      }

      if (item.emit) {
        this.$emit(item.emit, item.params);
        this.$emit('dtEvent', item.emit, item);
      }
      this.closeMenu();
    }
  }
};
</script>