Add latest changes from gitlab-org/gitlab@13-4-stable-ee

2 files changed, 236 insertions, 0 deletions

diff --git a/app/assets/javascripts/tooltips/components/tooltips.vue b/app/assets/javascripts/tooltips/components/tooltips.vue
new file mode 100644
index 00000000000..8307f878def
--- /dev/null
+++ b/app/assets/javascripts/tooltips/components/tooltips.vue
@@ -0,0 +1,116 @@
+<script>
+import { GlTooltip, GlSafeHtmlDirective as SafeHtml } from '@gitlab/ui';
+import { uniqueId } from 'lodash';
+
+const getTooltipTitle = element => {
+  return element.getAttribute('title') || element.dataset.title;
+};
+
+const newTooltip = (element, config = {}) => {
+  const { placement, container, boundary, html, triggers } = element.dataset;
+  const title = getTooltipTitle(element);
+
+  return {
+    id: uniqueId('gl-tooltip'),
+    target: element,
+    title,
+    html,
+    placement,
+    container,
+    boundary,
+    triggers,
+    disabled: !title,
+    ...config,
+  };
+};
+
+export default {
+  components: {
+    GlTooltip,
+  },
+  directives: {
+    SafeHtml,
+  },
+  data() {
+    return {
+      tooltips: [],
+    };
+  },
+  created() {
+    this.observer = new MutationObserver(mutations => {
+      mutations.forEach(mutation => {
+        mutation.removedNodes.forEach(this.dispose);
+      });
+    });
+  },
+  beforeDestroy() {
+    this.observer.disconnect();
+  },
+  methods: {
+    addTooltips(elements, config) {
+      const newTooltips = elements
+        .filter(element => !this.tooltipExists(element))
+        .map(element => newTooltip(element, config));
+
+      newTooltips.forEach(tooltip => this.observe(tooltip));
+
+      this.tooltips.push(...newTooltips);
+    },
+    observe(tooltip) {
+      this.observer.observe(tooltip.target.parentElement, {
+        childList: true,
+      });
+    },
+    dispose(target) {
+      if (!target) {
+        this.tooltips = [];
+      } else {
+        const index = this.tooltips.indexOf(this.findTooltipByTarget(target));
+
+        if (index > -1) {
+          this.tooltips.splice(index, 1);
+        }
+      }
+    },
+    fixTitle(target) {
+      const tooltip = this.findTooltipByTarget(target);
+
+      if (tooltip) {
+        tooltip.title = target.getAttribute('title');
+      }
+    },
+    triggerEvent(target, event) {
+      const tooltip = this.findTooltipByTarget(target);
+
+      if (tooltip) {
+        this.$refs[tooltip.id][0].$emit(event);
+      }
+    },
+    tooltipExists(element) {
+      return Boolean(this.findTooltipByTarget(element));
+    },
+    findTooltipByTarget(element) {
+      return this.tooltips.find(tooltip => tooltip.target === element);
+    },
+  },
+};
+</script>
+<template>
+  <div>
+    <gl-tooltip
+      v-for="(tooltip, index) in tooltips"
+      :id="tooltip.id"
+      :ref="tooltip.id"
+      :key="index"
+      :target="tooltip.target"
+      :triggers="tooltip.triggers"
+      :placement="tooltip.placement"
+      :container="tooltip.container"
+      :boundary="tooltip.boundary"
+      :disabled="tooltip.disabled"
+    >
+      <span v-if="tooltip.html" v-safe-html="tooltip.title"></span>
+      <span v-else>{{ tooltip.title }}</span>
+    </gl-tooltip>
+  </div>
+</template>
diff --git a/app/assets/javascripts/tooltips/index.js b/app/assets/javascripts/tooltips/index.js
new file mode 100644
index 00000000000..cfbd88d6c40
--- /dev/null
+++ b/app/assets/javascripts/tooltips/index.js
@@ -0,0 +1,120 @@
+import Vue from 'vue';
+import jQuery from 'jquery';
+import { toArray, isFunction } from 'lodash';
+import Tooltips from './components/tooltips.vue';
+
+let app;
+
+const EVENTS_MAP = {
+  hover: 'mouseenter',
+  click: 'click',
+  focus: 'focus',
+};
+
+const DEFAULT_TRIGGER = 'hover focus';
+const APP_ELEMENT_ID = 'gl-tooltips-app';
+
+const tooltipsApp = () => {
+  if (!app) {
+    const container = document.createElement('div');
+
+    container.setAttribute('id', APP_ELEMENT_ID);
+    document.body.appendChild(container);
+
+    app = new Vue({
+      render(h) {
+        return h(Tooltips, {
+          props: {
+            elements: this.elements,
+          },
+          ref: 'tooltips',
+        });
+      },
+    }).$mount(container);
+  }
+
+  return app.$refs.tooltips;
+};
+
+const isTooltip = (node, selector) => node.matches && node.matches(selector);
+
+const addTooltips = (elements, config) => {
+  tooltipsApp().addTooltips(toArray(elements), config);
+};
+
+const handleTooltipEvent = (rootTarget, e, selector, config = {}) => {
+  for (let { target } = e; target && target !== rootTarget; target = target.parentNode) {
+    if (isTooltip(target, selector)) {
+      addTooltips([target], {
+        show: true,
+        ...config,
+      });
+      break;
+    }
+  }
+};
+
+const applyToElements = (elements, handler) => toArray(elements).forEach(handler);
+
+const invokeBootstrapApi = (elements, method) => {
+  if (isFunction(elements.tooltip)) {
+    jQuery(elements).tooltip(method);
+  }
+};
+
+const isGlTooltipsEnabled = () => Boolean(window.gon.glTooltipsEnabled);
+
+const tooltipApiInvoker = ({ glHandler, bsHandler }) => (elements, ...params) => {
+  if (isGlTooltipsEnabled()) {
+    applyToElements(elements, glHandler);
+  } else {
+    bsHandler(elements, ...params);
+  }
+};
+
+export const initTooltips = (config = {}) => {
+  if (isGlTooltipsEnabled()) {
+    const triggers = config?.triggers || DEFAULT_TRIGGER;
+    const events = triggers.split(' ').map(trigger => EVENTS_MAP[trigger]);
+
+    events.forEach(event => {
+      document.addEventListener(
+        event,
+        e => handleTooltipEvent(document, e, config.selector, config),
+        true,
+      );
+    });
+
+    return tooltipsApp();
+  }
+
+  return invokeBootstrapApi(document.body, config);
+};
+export const dispose = tooltipApiInvoker({
+  glHandler: element => tooltipsApp().dispose(element),
+  bsHandler: elements => invokeBootstrapApi(elements, 'dispose'),
+});
+export const fixTitle = tooltipApiInvoker({
+  glHandler: element => tooltipsApp().fixTitle(element),
+  bsHandler: elements => invokeBootstrapApi(elements, '_fixTitle'),
+});
+export const enable = tooltipApiInvoker({
+  glHandler: element => tooltipsApp().triggerEvent(element, 'enable'),
+  bsHandler: elements => invokeBootstrapApi(elements, 'enable'),
+});
+export const disable = tooltipApiInvoker({
+  glHandler: element => tooltipsApp().triggerEvent(element, 'disable'),
+  bsHandler: elements => invokeBootstrapApi(elements, 'disable'),
+});
+export const hide = tooltipApiInvoker({
+  glHandler: element => tooltipsApp().triggerEvent(element, 'close'),
+  bsHandler: elements => invokeBootstrapApi(elements, 'hide'),
+});
+export const show = tooltipApiInvoker({
+  glHandler: element => tooltipsApp().triggerEvent(element, 'open'),
+  bsHandler: elements => invokeBootstrapApi(elements, 'show'),
+});
+export const destroy = () => {
+  tooltipsApp().$destroy();
+  app = null;
+};