WIP: Related issues FE

See https://gitlab.com/gitlab-org/gitlab-ee/issues/2001

app/assets/javascripts/issuable/related_issues/components/add_issuable_form.vue

+<script>
+export default {
+  name: 'AddIssuableForm',
+
+  props: {
+    addButtonLabel: {
+      type: String,
+      required: true,
+    },
+  },
+
+  methods: {
+  },
+};
+</script>
+
+<template>
+  <div>
+    <div class="add-issuable-form-input-wrapper form-control">
+      <ul class="add-issuable-form-input-token-list">
+        <li>some token</li>
+      </ul>
+      <input
+        type="text"
+        class="add-issuable-form-input"
+        value="asdf"
+        placeholder="Search issues..."
+        @input="onInput" />
+    </div>
+    <div class="clearfix prepend-top-10">
+      <button class="btn btn-new pull-left">
+        {{ addButtonLabel }}
+      </button>
+      <button class="btn btn-default pull-right">
+        Cancel
+      </button>
+    </div>
+  </div>
+</template>

app/assets/javascripts/issuable/related_issues/components/issue_token.vue

+<script>
+export default {
+  name: 'IssueToken',
+
+  props: {
+    reference: {
+      type: String,
+      required: true,
+    },
+    title: {
+      type: String,
+      required: true,
+    },
+    path: {
+      type: String,
+      required: true,
+    },
+    state: {
+      type: String,
+      required: false,
+      default: null,
+    },
+  },
+
+  computed: {
+    stateIconClass() {
+      let iconClass = null;
+      if (this.state === 'opened') {
+        iconClass = 'issue-token-state-icon-open fa fa-circle-o';
+      } else if (this.state === 'closed') {
+        iconClass = 'issue-token-state-icon-closed fa fa-minus';
+      }
+
+      return iconClass;
+    },
+    accessibleLabel() {
+      return `${this.state} ${this.reference} ${this.title}`;
+    },
+    removeButtonLabel() {
+      return `Remove related issue ${this.reference}`;
+    },
+  },
+
+  methods: {
+  },
+};
+</script>
+
+<template>
+  <div class="issue-token">
+    <a
+      class="issue-token-reference"
+      :href="path">
+      <i
+        v-if="stateIconClass"
+        :class="stateIconClass"
+        :aria-label="accessibleLabel" />
+      {{ reference }}
+    </a>
+    <div class="issue-token-title">
+      <a
+        class="issue-token-title-link"
+        :href="path"
+        aria-hidden="true"
+        tabindex="-1">
+        {{ title }}
+      </a>
+      <button
+        class="issue-token-remove-button has-tooltip"
+        :title="removeButtonLabel">
+        <i class="fa fa-times" aria-hidden="true" />
+      </button>
+    </div>
+  </div>
+</template>

app/assets/javascripts/issuable/related_issues/components/related_issues_block.vue

+<script>
+import eventHub from '../event_hub';
+import IssueToken from './issue_token.vue';
+import AddIssuableForm from './add_issuable_form.vue';
+
+export default {
+  name: 'RelatedIssuesBlock',
+
+  props: {
+    relatedIssues: {
+      type: Array,
+      required: false,
+      default: [],
+    },
+    fetchError: {
+      type: Error,
+      required: false,
+      default: null,
+    },
+    isAddRelatedIssuesFormVisible: {
+      type: Boolean,
+      required: false,
+      default: false,
+    },
+  },
+
+  components: {
+    addIssuableForm: AddIssuableForm,
+    issueToken: IssueToken,
+  },
+
+  computed: {
+    relatedIssueCount() {
+      return this.relatedIssues.length;
+    },
+    canAddRelatedIssues() {
+      // TODO:
+      return true;
+    },
+  },
+
+  methods: {
+    showAddRelatedIssuesForm() {
+      eventHub.$emit('showAddRelatedIssuesForm');
+    },
+  },
+};
+</script>
+
+<template>
+  <div
+    class="panel-slim panel-default">
+    <div class="panel-heading">
+      <h3 class="panel-title">
+        Related issues
+        <div class="issue-count-holder">
+          <span class="issue-count-holder-count has-btn">
+            {{ relatedIssueCount }}
+          </span>
+          <button
+            v-if="canAddRelatedIssues"
+            class="issue-count-holder-add-button btn btn-small btn-default has-tooltip"
+            type="button"
+            aria-label="Add an issue"
+            title="Add an issue"
+            data-placement="top"
+            @click="showAddRelatedIssuesForm">
+            <i class="fa fa-plus" aria-hidden="true" />
+          </button>
+        </div>
+      </h3>
+    </div>
+    <div
+      v-if="isAddRelatedIssuesFormVisible"
+      class="related-issues-add-related-issues-form panel-body">
+      <addIssuableForm
+        add-button-label="Add related issues" />
+    </div>
+    <div class="panel-body">
+      <template v-if="fetchError">
+        <i class="fa fa-exclamation-circle" aria-hidden="true" />
+        An error occurred while fetching the related issues
+      </template>
+      <ul
+        v-else-if="relatedIssues"
+        class="related-issues-token-body">
+        <li
+          v-for="issue in relatedIssues"
+          class="related-issues-token-list-item">
+          <issueToken
+            :reference="issue.reference"
+            :title="issue.title"
+            :path="issue.path"
+            :state="issue.state" />
+        </li>
+      </ul>
+      <template v-else>
+        <i class="fa fa-spinner fa-spin" aria-hidden="true" />
+        Fetching related issues
+      </template>
+      </div>
+    </div>
+  </div>
+</template>

app/assets/javascripts/issuable/related_issues/event_hub.js

+import Vue from 'vue';
+
+export default new Vue();

app/assets/javascripts/issuable/related_issues/related_issues_root.js

+import Vue from 'vue';
+import eventHub from './event_hub';
+import RelatedIssuesBlock from './components/related_issues_block.vue';
+import RelatedIssuesStore from './stores/related_issues_store';
+import RelatedIssuesService from './services/related_issues_service';
+
+class RelatedIssuesRoot {
+  constructor(wrapperElement) {
+    this.wrapperElement = wrapperElement;
+    const endpoint = this.wrapperElement.dataset.endpoint;
+
+    this.store = new RelatedIssuesStore({
+
+    });
+    this.service = new RelatedIssuesService(endpoint);
+  }
+
+  init() {
+    this.bindEvents();
+
+    this.fetchRelatedIssues();
+
+    this.render();
+  }
+
+  bindEvents() {
+    this.onShowAddRelatedIssuesFormWrapper = this.onShowAddRelatedIssuesForm.bind(this);
+
+    eventHub.$on('showAddRelatedIssuesForm', this.onShowAddRelatedIssuesFormWrapper);
+  }
+
+  unbindEvents() {
+    eventHub.$off('showAddRelatedIssuesForm', this.onShowAddRelatedIssuesFormWrapper);
+  }
+
+  render() {
+    this.vm = new Vue({
+      el: this.wrapperElement,
+      data: this.store.state,
+      components: {
+        relatedIssuesBlock: RelatedIssuesBlock,
+      },
+      template: `
+        <relatedIssuesBlock
+          :related-issues="relatedIssues"
+          :fetch-error="fetchError"
+          :is-add-related-issues-form-visible="isAddRelatedIssuesFormVisible" />
+      `,
+    });
+  }
+
+  onShowAddRelatedIssuesForm() {
+    this.store.setIsAddRelatedIssuesFormVisible(true);
+  }
+
+  fetchRelatedIssues() {
+    this.service.fetchRelatedIssues()
+      .then((issues) => {
+        this.store.setRelatedIssues(issues);
+      })
+      .catch((err) => {
+        this.store.setFetchError(err);
+      });
+  }
+
+  destroy() {
+    this.unbindEvents();
+    if (this.vm) {
+      this.vm.$destroy();
+    }
+  }
+}
+
+export default RelatedIssuesRoot;

app/assets/javascripts/issuable/related_issues/services/related_issues_service.js

+import Vue from 'vue';
+import vueResource from 'vue-resource';
+import '../../../vue_shared/vue_resource_interceptor';
+
+Vue.use(vueResource);
+
+class RelatedIssuesService {
+  constructor(endpoint) {
+    this.relatedIssuesResource = Vue.resource(`${endpoint}`);
+  }
+
+  fetchRelatedIssues() {
+    return this.relatedIssuesResource.get()
+      .then((res) => {
+        const issues = res.data;
+        if (!issues) {
+          throw new Error('Response didn\'t include `service_desk_address`');
+        }
+
+        return issues;
+      });
+  }
+}
+
+export default RelatedIssuesService;

app/assets/javascripts/issuable/related_issues/stores/related_issues_store.js

+class RelatedIssuesStore {
+  constructor(initialState = {}) {
+    this.state = Object.assign({
+      relatedIssues: [],
+      fetchError: null,
+      isAddRelatedIssuesFormVisible: false,
+    }, initialState);
+  }
+
+  setRelatedIssues(value) {
+    this.state.relatedIssues = value;
+  }
+
+  setFetchError(value) {
+    this.state.fetchError = value;
+  }
+
+  setIsAddRelatedIssuesFormVisible(value) {
+    this.state.isAddRelatedIssuesFormVisible = value;
+  }
+
+}
+
+export default RelatedIssuesStore;

app/assets/javascripts/issue.js

 /* eslint-disable func-names, space-before-function-paren, no-var, prefer-rest-params, wrap-iife, one-var, no-underscore-dangle, one-var-declaration-per-line, object-shorthand, no-unused-vars, no-new, comma-dangle, consistent-return, quotes, dot-notation, quote-props, prefer-arrow-callback, max-len */
 /* global Flash */
+import RelatedIssuesRoot from './issuable/related_issues/related_issues_root';
+
 require('./flash');
 require('~/lib/utils/text_utility');
 require('vendor/jquery.waitforimages');
@@ -23,6 +25,7 @@ class Issue {
     Issue.$btnNewBranch = $('#new-branch');
+    Issue.initRelatedIssues();
     Issue.initMergeRequests();
     Issue.initRelatedBranches();
     Issue.initCanCreateBranch();
@@ -86,6 +89,12 @@ class Issue {
     }
   }
+  static initRelatedIssues() {
+    console.log('initRelatedIssues');
+    new RelatedIssuesRoot(document.querySelector('.js-related-issues-root'))
+      .init();
+  }
+
   static initMergeRequests() {
     var $container;
     $container = $('#merge-requests');

app/assets/stylesheets/pages/boards.scss

@@ -317,30 +317,6 @@
   margin: 5px;
 }
-.board-issue-count-holder {
-  margin-top: -3px;
-
-  .btn {
-    line-height: 12px;
-    border-top-left-radius: 0;
-    border-bottom-left-radius: 0;
-  }
-}
-
-.board-issue-count {
-  padding-right: 10px;
-  padding-left: 10px;
-  line-height: 21px;
-  border-radius: $border-radius-base;
-  border: 1px solid $border-color;
-
-  &.has-btn {
-    border-top-right-radius: 0;
-    border-bottom-right-radius: 0;
-    border-width: 1px 0 1px 1px;
-  }
-}
-
 .boards-title-holder {
   padding: 25px 13px $gl-padding;

app/assets/stylesheets/pages/issues.scss

@@ -171,3 +171,155 @@ ul.related-merge-requests > li {
 .recaptcha {
   margin-bottom: 30px;
 }
+
+
+
+.issue-count-holder {
+  display: inline-flex;
+  align-items: stretch;
+  height: 24px;
+}
+
+.issue-count-holder-count {
+  display: flex;
+  align-items: center;
+  padding-right: 10px;
+  padding-left: 10px;
+  border: 1px solid $border-color;
+  border-radius: $border-radius-base;
+  line-height: 1;
+
+  &.has-btn {
+    border-right: 0;
+    border-top-right-radius: 0;
+    border-bottom-right-radius: 0;
+  }
+}
+
+.issue-count-holder-add-button {
+  display: flex;
+  align-items: center;
+  border-top: 1px solid $border-color;
+  border-left: 1px solid $border-color;
+  border-bottom: 1px solid $border-color;
+  border-right: 1px solid $border-color;
+  border-top-left-radius: 0;
+  border-bottom-left-radius: 0;
+  border-top-right-radius: $border-radius-base;
+  border-bottom-right-radius: $border-radius-base;
+  line-height: 1;
+}
+
+.issue-token {
+  display: inline-flex;
+  line-height: 1.5;
+}
+
+.issue-token-reference {
+  display: flex;
+  align-items: baseline;
+  margin-right: 1px;
+  padding: 0 .5em;
+  background-color: $gray-lighter;
+
+  transition: background 0.2s ease, color 0.2s ease;
+
+  &:hover,
+  &:focus,
+  .issue-token:hover > &,
+  .issue-token:focus > & {
+    background-color: $gray-normal;
+    color: $gl-link-hover-color;
+    text-decoration: none;
+  }
+}
+
+@mixin issue-token-state-icon {
+  margin-right: 0.35em;
+  font-size: 0.9em;
+}
+
+.issue-token-state-icon-open {
+  @include issue-token-state-icon;
+  color: $green-600;
+}
+
+.issue-token-state-icon-closed {
+  @include issue-token-state-icon;
+  color: $red-600;
+}
+
+.issue-token-title {
+  display: flex;
+  align-items: baseline;
+  padding: 0 .5em;
+  background-color: $gray-normal;
+  color: $gl-text-color-secondary;
+
+  transition: background 0.2s ease, color 0.2s ease;
+
+  &:hover,
+  &:focus,
+  .issue-token:hover > &,
+  .issue-token:focus > & {
+    background-color: darken($gray-normal, 2%);
+    color: $gl-text-color-secondary;
+  }
+}
+
+.issue-token-title-link {
+  color: inherit;
+
+  &:hover,
+  &:focus {
+    text-decoration: none;
+    color: inherit;
+  }
+}
+
+.issue-token-remove-button {
+  background-color: transparent;
+  border: 0;
+  color: inherit;
+  font-size: 0.9em;
+}
+
+
+.add-issuable-form-input-wrapper {
+  display: flex;
+  align-items: stretch;
+}
+
+.add-issuable-form-input-token-list {
+  display: flex;
+  list-style: none;
+  margin-bottom: 0;
+  padding-left: 0;
+}
+
+.add-issuable-form-input {
+  flex: 1;
+  border: 0;
+
+  &:focus {
+    outline: none;
+  }
+}
+
+
+.related-issues-add-related-issues-form {
+  border-bottom: 1px solid $border-color;
+}
+
+.related-issues-token-body {
+  display: flex;
+  flex-wrap: wrap;
+  margin-bottom: 0;
+  padding-left: 0;
+  list-style: none;
+}
+
+.related-issues-token-list-item {
+  margin-bottom: 0.5em;
+  margin-right: 1em;
+}

app/views/projects/boards/components/_board.html.haml

@@ -6,11 +6,11 @@
         %span.has-tooltip{ ":title" => '(list.label ? list.label.description : "")',
           data: { container: "body", placement: "bottom" } }
           {{ list.title }}
-        .board-issue-count-holder.pull-right.clearfix{ "v-if" => 'list.type !== "blank"' }
-          %span.board-issue-count.pull-left{ ":class" => '{ "has-btn": list.type !== "closed" && !disabled }' }
+        .issue-count-holder.pull-right.clearfix{ "v-if" => 'list.type !== "blank"' }
+          %span.issue-count-holder-count{ ":class" => '{ "has-btn": list.type !== "closed" && !disabled }' }
             {{ list.issuesSize }}
           - if can?(current_user, :admin_issue, @project)
-            %button.btn.btn-small.btn-default.pull-right.has-tooltip{ type: "button",
+            %button.issue-count-holder-add-button.btn.btn-small.btn-default.has-tooltip{ type: "button",
               "@click" => "showNewIssueForm",
               "v-if" => 'list.type !== "closed"',
               "aria-label" => "Add an issue",

app/views/projects/issues/show.html.haml

@@ -64,6 +64,8 @@
           = @issue.description
     = edited_time_ago_with_tooltip(@issue, placement: 'bottom', html_class: 'issue_edited_ago')
+    .js-related-issues-root{ data: { endpoint: namespace_project_issue_related_issues_path(@project.namespace, @project, @issue) } }
+
     #merge-requests{ data: { url: referenced_merge_requests_namespace_project_issue_url(@project.namespace, @project, @issue) } }
       // This element is filled in using JavaScript.

spec/features/boards/new_issue_spec.rb

@@ -22,18 +22,18 @@
     end
     it 'displays new issue button' do
-      expect(page).to have_selector('.board-issue-count-holder .btn', count: 1)
+      expect(page).to have_selector('.issue-count-holder-add-button', count: 1)
     end
     it 'does not display new issue button in closed list' do
       page.within('.board:nth-child(2)') do
-        expect(page).not_to have_selector('.board-issue-count-holder .btn')
+        expect(page).not_to have_selector('.issue-count-holder-add-button')
       end
     end
     it 'shows form when clicking button' do
       page.within(first('.board')) do
-        find('.board-issue-count-holder .btn').click
+        find('.issue-count-holder-add-button').click
         expect(page).to have_selector('.board-new-issue-form')
       end
@@ -41,7 +41,7 @@
     it 'hides form when clicking cancel' do
       page.within(first('.board')) do
-        find('.board-issue-count-holder .btn').click
+        find('.issue-count-holder-add-button').click
         expect(page).to have_selector('.board-new-issue-form')
@@ -53,7 +53,7 @@
     it 'creates new issue' do
       page.within(first('.board')) do
-        find('.board-issue-count-holder .btn').click
+        find('.issue-count-holder-add-button').click
       end
       page.within(first('.board-new-issue-form')) do
@@ -63,14 +63,14 @@
       wait_for_vue_resource
-      page.within(first('.board .board-issue-count')) do
+      page.within(first('.board .issue-count-holder-count')) do
         expect(page).to have_content('1')
       end
     end
     it 'shows sidebar when creating new issue' do
       page.within(first('.board')) do
-        find('.board-issue-count-holder .btn').click
+        find('.issue-count-holder-add-button').click
       end
       page.within(first('.board-new-issue-form')) do
@@ -91,7 +91,7 @@
     end
     it 'does not display new issue button' do
-      expect(page).to have_selector('.board-issue-count-holder .btn', count: 0)
+      expect(page).to have_selector('.issue-count-holder-add-button', count: 0)
     end
   end
 end