Start adding cadence breadcrumbs

ee/app/assets/javascripts/iterations/components/iteration_breadcrumb.vue

+<script>
+// We are using gl-breadcrumb only at the last child of the handwritten breadcrumb
+// until this gitlab-ui issue is resolved: https://gitlab.com/gitlab-org/gitlab-ui/-/issues/1079
+import { GlBreadcrumb, GlIcon } from '@gitlab/ui';
+
+export default {
+  components: {
+    GlBreadcrumb,
+    GlIcon,
+  },
+  computed: {
+    allCrumbs() {
+      const pathArray = this.$route.path.split('/');
+      const breadcrumbs = [];
+
+      pathArray.forEach((path, index) => {
+        const text = this.$route.matched[index].meta?.breadcrumb || path;
+        if (text) {
+          const prevPath = breadcrumbs[index - 1]?.to || '';
+          const to = `${prevPath}/${path}`.replace(/\/+/, '/');
+
+          breadcrumbs.push({
+            path,
+            to,
+            text,
+          });
+        }
+      }, []);
+
+      return breadcrumbs;
+    },
+  },
+};
+</script>
+
+<template>
+  <gl-breadcrumb :items="allCrumbs" class="gl-p-0 gl-shadow-none">
+    <template #separator>
+      <gl-icon name="angle-right" :size="8" />
+    </template>
+  </gl-breadcrumb>
+</template>

ee/app/assets/javascripts/iterations/components/iteration_form.vue

@@ -182,7 +182,7 @@ export default {
   <div>
     <div class="gl-display-flex">
       <h3 ref="pageTitle" class="page-title">
-        {{ isEditing ? __('Edit iteration') : __('New iteration') }}
+        {{ isEditing ? s__('Iterations|Edit iteration') : s__('Iterations|New iteration') }}
       </h3>
     </div>
     <hr class="gl-mt-0" />

ee/app/assets/javascripts/iterations/components/iteration_form_without_vue_router.vue

@@ -150,7 +150,7 @@ export default {
   <div>
     <div class="gl-display-flex">
       <h3 ref="pageTitle" class="page-title">
-        {{ isEditing ? __('Edit iteration') : __('New iteration') }}
+        {{ isEditing ? s__('Iterations|Edit iteration') : s__('Iterations|New iteration') }}
       </h3>
     </div>
     <hr class="gl-mt-0" />

ee/app/assets/javascripts/iterations/components/iteration_report.vue

@@ -146,7 +146,7 @@ export default {
           <template #button-content>
             <gl-icon name="ellipsis_v" /><span class="gl-sr-only">{{ __('Actions') }}</span>
           </template>
-          <gl-dropdown-item :to="editPage">{{ __('Edit iteration') }}</gl-dropdown-item>
+          <gl-dropdown-item :to="editPage">{{ __('Edit') }}</gl-dropdown-item>
         </gl-dropdown>
       </div>
       <h3 ref="title" class="page-title">{{ iteration.title }}</h3>

ee/app/assets/javascripts/iterations/components/iteration_report_without_vue_router.vue

@@ -217,7 +217,7 @@ export default {
           <template #button-content>
             <gl-icon name="ellipsis_v" /><span class="gl-sr-only">{{ __('Actions') }}</span>
           </template>
-          <gl-dropdown-item @click="loadEditPage">{{ __('Edit iteration') }}</gl-dropdown-item>
+          <gl-dropdown-item @click="loadEditPage">{{ __('Edit') }}</gl-dropdown-item>
         </gl-dropdown>
       </div>
       <h3 ref="title" class="page-title">{{ iteration.title }}</h3>

ee/app/assets/javascripts/iterations/components/iterations.vue

@@ -171,7 +171,7 @@ export default {
           data-qa-selector="new_iteration_button"
           :href="newIterationPath"
         >
-          {{ __('New iteration') }}
+          {{ s__('Iterations|New iteration') }}
         </gl-button>
       </li>
     </template>

ee/app/assets/javascripts/iterations/index.js

@@ -3,6 +3,7 @@ import VueApollo from 'vue-apollo';
 import createDefaultClient from '~/lib/graphql';
 import { parseBoolean } from '~/lib/utils/common_utils';
 import App from './components/app.vue';
+import IterationBreadcrumb from './components/iteration_breadcrumb.vue';
 import IterationForm from './components/iteration_form_without_vue_router.vue';
 import IterationReport from './components/iteration_report_without_vue_router.vue';
 import Iterations from './components/iterations.vue';
@@ -95,6 +96,32 @@ export function initIterationReport({ namespaceType, initiallyEditing } = {}) {
   });
 }
 
+function injectVueRouterIntoBreadcrumbs(router) {
+  const breadCrumbEls = document.querySelectorAll('nav .js-breadcrumbs-list li');
+  const breadCrumbEl = breadCrumbEls[breadCrumbEls.length - 1];
+  const crumbs = [breadCrumbEl.querySelector('h2')];
+  const nestedBreadcrumbEl = document.createElement('div');
+  breadCrumbEl.replaceChild(nestedBreadcrumbEl, crumbs[0]);
+  return new Vue({
+    el: nestedBreadcrumbEl,
+    router,
+    apolloProvider,
+    components: {
+      IterationBreadcrumb,
+    },
+    render(createElement) {
+      // workaround pending https://gitlab.com/gitlab-org/gitlab/-/merge_requests/48115
+      const parentEl = breadCrumbEl.parentElement.parentElement;
+      if (parentEl) {
+        parentEl.classList.remove('breadcrumbs-container');
+        parentEl.classList.add('gl-display-flex');
+        parentEl.classList.add('w-100');
+      }
+      return createElement('iteration-breadcrumb');
+    },
+  });
+}
+
 export function initCadenceApp({ namespaceType }) {
   const el = document.querySelector('.js-iteration-cadence-app');
 
@@ -124,6 +151,8 @@ export function initCadenceApp({ namespaceType }) {
     },
   });
 
+  injectVueRouterIntoBreadcrumbs(router);
+
   return new Vue({
     el,
     router,

ee/app/assets/javascripts/iterations/router.js

 import Vue from 'vue';
 import VueRouter from 'vue-router';
+import { __, s__ } from '~/locale';
 import IterationCadenceForm from './components/iteration_cadence_form.vue';
 import IterationCadenceList from './components/iteration_cadences_list.vue';
 import IterationForm from './components/iteration_form.vue';
@@ -12,50 +13,111 @@ function checkPermission(permission) {
     if (permission) {
       next();
     } else {
-      next({ path: '/' });
+      next({ name: 'index' });
     }
   };
 }
 
+function renderChildren(children) {
+  return {
+    component: {
+      render(createElement) {
+        return createElement('router-view');
+      },
+    },
+    children: [
+      ...children,
+      {
+        path: '*',
+        redirect: '/',
+      },
+    ],
+  };
+}
+
 export default function createRouter({ base, permissions = {} }) {
   const routes = [
     {
-      name: 'index',
       path: '/',
-      component: IterationCadenceList,
-    },
-    {
-      name: 'new',
-      path: '/new',
-      component: IterationCadenceForm,
-      beforeEnter: checkPermission(permissions.canCreateCadence),
-    },
-    {
-      name: 'edit',
-      path: '/:cadenceId/edit',
-      component: IterationCadenceForm,
-      beforeEnter: checkPermission(permissions.canEditCadence),
-    },
-    {
-      name: 'newIteration',
-      path: '/:cadenceId/iterations/new',
-      component: IterationForm,
-      beforeEnter: checkPermission(permissions.canCreateIteration),
-    },
-    {
-      name: 'iteration',
-      path: '/:cadenceId/iterations/:iterationId',
-      component: IterationReport,
-    },
-    {
-      name: 'editIteration',
-      path: '/:cadenceId/iterations/:iterationId/edit',
-      component: IterationForm,
-      beforeEnter: checkPermission(permissions.canEditIteration),
-    },
-    {
-      path: '*',
-      redirect: '/',
+      meta: {
+        breadcrumb: s__('Iterations|Iteration cadences'),
+      },
+      ...renderChildren([
+        {
+          name: 'index',
+          path: '',
+          component: IterationCadenceList,
+        },
+        {
+          name: 'new',
+          path: 'new',
+          component: IterationCadenceForm,
+          beforeEnter: checkPermission(permissions.canCreateCadence),
+          meta: {
+            breadcrumb: s__('Iterations|New iteration cadence'),
+          },
+        },
+        {
+          path: '/:cadenceId',
+          ...renderChildren([
+            {
+              name: 'cadence',
+              path: '/:cadenceId',
+              redirect: '/',
+            },
+            {
+              name: 'edit',
+              path: '/:cadenceId/edit',
+              component: IterationCadenceForm,
+              beforeEnter: checkPermission(permissions.canEditCadence),
+              meta: {
+                breadcrumb: __('Edit'),
+              },
+            },
+            {
+              path: 'iterations',
+              meta: {
+                breadcrumb: __('Iterations'),
+              },
+              ...renderChildren([
+                {
+                  name: 'iterations',
+                  path: '/:cadenceId/iterations',
+                  redirect: '/',
+                },
+                {
+                  name: 'newIteration',
+                  path: '/:cadenceId/iterations/new',
+                  component: IterationForm,
+                  beforeEnter: checkPermission(permissions.canCreateIteration),
+                  meta: {
+                    breadcrumb: s__('Iterations|New iteration'),
+                  },
+                },
+                {
+                  path: ':iterationId',
+                  ...renderChildren([
+                    {
+                      name: 'iteration',
+                      path: '/:cadenceId/iterations/:iterationId',
+                      component: IterationReport,
+                    },
+                    {
+                      name: 'editIteration',
+                      path: 'edit',
+                      component: IterationForm,
+                      beforeEnter: checkPermission(permissions.canEditIteration),
+                      meta: {
+                        breadcrumb: __('Edit'),
+                      },
+                    },
+                  ]),
+                },
+              ]),
+            },
+          ]),
+        },
+      ]),
     },
   ];
 

ee/app/views/groups/iteration_cadences/index.html.haml

-- page_title _('Iteration cadences')
+- page_title s_('Iterations|Iteration cadences')
 
 .js-iteration-cadence-app{ data: { group_full_path: @group.full_path,
   cadences_list_path: group_iteration_cadences_path(@group),

ee/app/views/groups/iterations/edit.html.haml

 - add_to_breadcrumbs _("Iterations"), group_iterations_path(@group)
 - breadcrumb_title params[:id]
-- page_title _("Edit iteration")
+- page_title s_("Iterations|Edit iteration")
 
 - if Feature.enabled?(:group_iterations, @group, default_enabled: true)
   .js-iteration{ data: { full_path: @group.full_path,

ee/spec/features/groups/iterations/user_edits_iteration_cadence_spec.rb

@@ -55,14 +55,16 @@ RSpec.describe 'User edits iteration cadence', :js do
       it 'redirects to list page when loading edit cadence page' do
         visit edit_group_iteration_cadence_path(cadence.group, id: cadence.id)
 
-        # vue-router has trailing slash but _path helper doesn't
+        # vue-router has trailing slash which apparently cannot be removed
+        # until version 4 - https://github.com/vuejs/vue-router/issues/2945
         expect(page).to have_current_path("#{group_iteration_cadences_path(cadence.group)}/")
       end
 
       it 'redirects to list page when loading new cadence page' do
         visit new_group_iteration_cadence_path(cadence.group)
 
-        # vue-router has trailing slash but _path helper doesn't
+        # vue-router has trailing slash which apparently cannot be removed
+        # until version 4 - https://github.com/vuejs/vue-router/issues/2945
         expect(page).to have_current_path("#{group_iteration_cadences_path(cadence.group)}/")
       end
     end

ee/spec/features/groups/iterations/user_edits_iteration_spec.rb

@@ -73,7 +73,7 @@ RSpec.describe 'User edits iteration' do
 
           it 'prefills fields and updates URL' do
             find(dropdown_selector).click
-            click_link_or_button('Edit iteration')
+            click_link_or_button('Edit')
 
             aggregate_failures do
               expect(title_input.value).to eq(iteration.title)

ee/spec/frontend/iterations/components/iteration_breadcumb_spec.js

+import { mount } from '@vue/test-utils';
+import component from 'ee/iterations/components/iteration_breadcrumb.vue';
+import createRouter from 'ee/iterations/router';
+
+describe('Iteration Breadcrumb', () => {
+  let router;
+  let wrapper;
+
+  const base = '/';
+  const permissions = {
+    canCreateCadence: true,
+    canEditCadence: true,
+    canCreateIteration: true,
+    canEditIteration: true,
+  };
+  const cadenceId = 1234;
+  const iterationId = 4567;
+
+  const mountComponent = () => {
+    router = createRouter({ base, permissions });
+    wrapper = mount(component, {
+      router,
+    });
+  };
+
+  beforeEach(() => {
+    mountComponent();
+  });
+
+  afterEach(() => {
+    wrapper.destroy();
+    router = null;
+  });
+
+  it('contains only a single link to list', () => {
+    const links = wrapper.findAll('a');
+    expect(links).toHaveLength(1);
+    expect(links.at(0).attributes('href')).toBe(base);
+  });
+
+  it('links to new cadence form page', async () => {
+    await router.push({ name: 'new' });
+
+    const links = wrapper.findAll('a');
+    expect(links).toHaveLength(2);
+    expect(links.at(0).attributes('href')).toBe(base);
+    expect(links.at(1).attributes('href')).toBe('/new');
+  });
+
+  it('links to edit cadence form page', async () => {
+    await router.push({ name: 'edit', params: { cadenceId } });
+
+    const links = wrapper.findAll('a');
+    expect(links).toHaveLength(3);
+    expect(links.at(2).attributes('href')).toBe(`/${cadenceId}/edit`);
+  });
+
+  it('links to iteration page', async () => {
+    await router.push({ name: 'iteration', params: { cadenceId, iterationId } });
+
+    const links = wrapper.findAll('a');
+    expect(links).toHaveLength(4);
+    expect(links.at(2).attributes('href')).toBe(`/${cadenceId}/iterations`);
+    expect(links.at(3).attributes('href')).toBe(`/${cadenceId}/iterations/${iterationId}`);
+  });
+
+  it('links to edit iteration page', async () => {
+    await router.push({ name: 'editIteration', params: { cadenceId, iterationId } });
+
+    const links = wrapper.findAll('a');
+    expect(links).toHaveLength(5);
+    expect(links.at(4).attributes('href')).toBe(`/${cadenceId}/iterations/${iterationId}/edit`);
+  });
+
+  it('links to new iteration page', async () => {
+    await router.push({ name: 'newIteration', params: { cadenceId } });
+
+    const links = wrapper.findAll('a');
+    expect(links).toHaveLength(4);
+    expect(links.at(3).attributes('href')).toBe(`/${cadenceId}/iterations/new`);
+  });
+});

locale/gitlab.pot

@@ -11835,9 +11835,6 @@ msgstr ""
 msgid "Edit issues"
 msgstr ""
 
-msgid "Edit iteration"
-msgstr ""
-
 msgid "Edit public deploy key"
 msgstr ""
 
@@ -18315,9 +18312,6 @@ msgstr ""
 msgid "Iteration"
 msgstr ""
 
-msgid "Iteration cadences"
-msgstr ""
-
 msgid "Iteration changed to"
 msgstr ""
 
@@ -18360,6 +18354,9 @@ msgstr ""
 msgid "Iterations|Edit cadence"
 msgstr ""
 
+msgid "Iterations|Edit iteration"
+msgstr ""
+
 msgid "Iterations|Edit iteration cadence"
 msgstr ""
 
@@ -18369,12 +18366,18 @@ msgstr ""
 msgid "Iterations|Future iterations"
 msgstr ""
 
+msgid "Iterations|Iteration cadences"
+msgstr ""
+
 msgid "Iterations|Iteration scheduling will be handled automatically"
 msgstr ""
 
 msgid "Iterations|Move incomplete issues to the next iteration"
 msgstr ""
 
+msgid "Iterations|New iteration"
+msgstr ""
+
 msgid "Iterations|New iteration cadence"
 msgstr ""
 
@@ -21945,9 +21948,6 @@ msgstr ""
 msgid "New issue title"
 msgstr ""
 
-msgid "New iteration"
-msgstr ""
-
 msgid "New iteration created"
 msgstr ""