Refactor pipeline form

Refactor the new pipeline
form from HAML to Vue.

app/assets/javascripts/api.js

@@ -55,6 +55,7 @@ const Api = {
   adminStatisticsPath: '/api/:version/application/statistics',
   pipelineSinglePath: '/api/:version/projects/:id/pipelines/:pipeline_id',
   pipelinesPath: '/api/:version/projects/:id/pipelines/',
+  createPipelinePath: '/api/:version/projects/:id/pipeline',
   environmentsPath: '/api/:version/projects/:id/environments',
   rawFilePath: '/api/:version/projects/:id/repository/files/:path/raw',
   issuePath: '/api/:version/projects/:id/issues/:issue_iid',
@@ -576,6 +577,16 @@ const Api = {
     });
   },
 
+  createPipeline(id, data) {
+    const url = Api.buildUrl(this.createPipelinePath).replace(':id', encodeURIComponent(id));
+
+    return axios.post(url, data, {
+      headers: {
+        'Content-Type': 'application/json',
+      },
+    });
+  },
+
   environments(id) {
     const url = Api.buildUrl(this.environmentsPath).replace(':id', encodeURIComponent(id));
     return axios.get(url);

app/assets/javascripts/pages/projects/pipelines/new/index.js

 import $ from 'jquery';
 import NewBranchForm from '~/new_branch_form';
 import setupNativeFormVariableList from '~/ci_variable_list/native_form_variable_list';
+import initNewPipeline from '~/pipeline_new/index';
 
 document.addEventListener('DOMContentLoaded', () => {
+  const el = document.getElementById('js-new-pipeline');
+
+  if (el) {
+    initNewPipeline();
+  } else {
     new NewBranchForm($('.js-new-pipeline-form')); // eslint-disable-line no-new
 
     setupNativeFormVariableList({
       container: $('.js-ci-variable-list-section'),
       formField: 'variables_attributes',
     });
+  }
 });

app/assets/javascripts/pipeline_new/components/pipeline_new_form.vue

+<script>
+import Vue from 'vue';
+import { s__, __ } from '~/locale';
+import Api from '~/api';
+import { redirectTo } from '~/lib/utils/url_utility';
+import { VARIABLE_TYPE, FILE_TYPE } from '../constants';
+import { uniqueId } from 'lodash';
+import {
+  GlAlert,
+  GlButton,
+  GlForm,
+  GlFormGroup,
+  GlFormInput,
+  GlFormSelect,
+  GlLink,
+  GlNewDropdown,
+  GlNewDropdownItem,
+  GlSearchBoxByType,
+  GlSprintf,
+} from '@gitlab/ui';
+
+export default {
+  typeOptions: [
+    { value: VARIABLE_TYPE, text: __('Variable') },
+    { value: FILE_TYPE, text: __('File') },
+  ],
+  variablesDescription: s__(
+    'Pipeline|Specify variable values to be used in this run. The values specified in %{linkStart}CI/CD settings%{linkEnd} will be used by default.',
+  ),
+  formElementClasses: 'gl-mr-3 gl-mb-3 table-section section-15',
+  errorTitle: __('The form contains the following error:'),
+  components: {
+    GlAlert,
+    GlButton,
+    GlForm,
+    GlFormGroup,
+    GlFormInput,
+    GlFormSelect,
+    GlLink,
+    GlNewDropdown,
+    GlNewDropdownItem,
+    GlSearchBoxByType,
+    GlSprintf,
+  },
+  props: {
+    pipelinesPath: {
+      type: String,
+      required: true,
+    },
+    projectId: {
+      type: String,
+      required: true,
+    },
+    refs: {
+      type: Array,
+      required: true,
+    },
+    settingsLink: {
+      type: String,
+      required: true,
+    },
+    fileParams: {
+      type: Object,
+      required: false,
+      default: () => ({}),
+    },
+    refParam: {
+      type: String,
+      required: false,
+      default: '',
+    },
+    variableParams: {
+      type: Object,
+      required: false,
+      default: () => ({}),
+    },
+  },
+  data() {
+    return {
+      searchTerm: '',
+      refValue: this.refParam,
+      variables: {},
+      error: false,
+    };
+  },
+  computed: {
+    filteredRefs() {
+      const lowerCasedSearchTerm = this.searchTerm.toLowerCase();
+      return this.refs.filter(ref => ref.toLowerCase().includes(lowerCasedSearchTerm));
+    },
+    variablesLength() {
+      return Object.keys(this.variables).length;
+    },
+  },
+  created() {
+    if (this.variableParams) {
+      this.setVariableParams(VARIABLE_TYPE, this.variableParams);
+    }
+
+    if (this.fileParams) {
+      this.setVariableParams(FILE_TYPE, this.fileParams);
+    }
+
+    this.addEmptyVariable();
+  },
+  methods: {
+    addEmptyVariable() {
+      this.variables[uniqueId('var')] = {
+        variable_type: VARIABLE_TYPE,
+        key: '',
+        value: '',
+      };
+    },
+    setVariableParams(type, paramsObj) {
+      Object.entries(paramsObj).forEach(([key, value]) => {
+        this.variables[uniqueId('var')] = {
+          key,
+          value,
+          variable_type: type,
+        };
+      });
+    },
+    setRefSelected(ref) {
+      this.refValue = ref;
+    },
+    isSelected(ref) {
+      return ref === this.refValue;
+    },
+    insertNewVariable() {
+      Vue.set(this.variables, uniqueId('var'), {
+        variable_type: VARIABLE_TYPE,
+        key: '',
+        value: '',
+      });
+    },
+    removeVariable(key) {
+      Vue.delete(this.variables, key);
+    },
+
+    canRemove(index) {
+      return index < this.variablesLength - 1;
+    },
+    createPipeline() {
+      const filteredVariables = Object.values(this.variables).filter(
+        ({ key, value }) => key !== '' && value !== '',
+      );
+
+      return Api.createPipeline(this.projectId, {
+        ref: this.refValue,
+        variables: filteredVariables,
+      })
+        .then(({ data }) => redirectTo(data.web_url))
+        .catch(err => {
+          this.error = err.response.data.message.base;
+        });
+    },
+  },
+};
+</script>
+
+<template>
+  <gl-form @submit.prevent="createPipeline">
+    <gl-alert
+      v-if="error"
+      :title="$options.errorTitle"
+      :dismissible="false"
+      variant="danger"
+      class="gl-mb-4"
+      >{{ error }}</gl-alert
+    >
+    <gl-form-group :label="s__('Pipeline|Run for')">
+      <gl-new-dropdown :text="refValue" block>
+        <gl-search-box-by-type
+          v-model.trim="searchTerm"
+          :placeholder="__('Search branches and tags')"
+          class="gl-p-2"
+        />
+        <gl-new-dropdown-item
+          v-for="(ref, index) in filteredRefs"
+          :key="index"
+          class="gl-font-monospace"
+          is-check-item
+          :is-checked="isSelected(ref)"
+          @click="setRefSelected(ref)"
+        >
+          {{ ref }}
+        </gl-new-dropdown-item>
+      </gl-new-dropdown>
+
+      <template #description>
+        <div>
+          {{ s__('Pipeline|Existing branch name or tag') }}
+        </div></template
+      >
+    </gl-form-group>
+
+    <gl-form-group :label="s__('Pipeline|Variables')">
+      <div
+        v-for="(value, key, index) in variables"
+        :key="key"
+        class="gl-display-flex gl-align-items-center gl-mb-4 gl-pb-2 gl-border-b-solid gl-border-gray-200 gl-border-b-1 gl-flex-direction-column gl-md-flex-direction-row"
+        data-testid="ci-variable-row"
+      >
+        <gl-form-select
+          v-model="variables[key].variable_type"
+          :class="$options.formElementClasses"
+          :options="$options.typeOptions"
+        />
+        <gl-form-input
+          v-model="variables[key].key"
+          :placeholder="s__('CiVariables|Input variable key')"
+          :class="$options.formElementClasses"
+          data-testid="pipeline-form-ci-variable-key"
+          @change.once="insertNewVariable()"
+        />
+        <gl-form-input
+          v-model="variables[key].value"
+          :placeholder="s__('CiVariables|Input variable value')"
+          class="gl-mr-5 gl-mb-3 table-section section-15"
+        />
+        <gl-button
+          v-if="canRemove(index)"
+          icon="issue-close"
+          class="gl-mb-3"
+          data-testid="remove-ci-variable-row"
+          @click="removeVariable(key)"
+        />
+      </div>
+
+      <template #description
+        ><gl-sprintf :message="$options.variablesDescription">
+          <template #link="{ content }">
+            <gl-link :href="settingsLink">{{ content }}</gl-link>
+          </template>
+        </gl-sprintf></template
+      >
+    </gl-form-group>
+    <div
+      class="gl-border-t-solid gl-border-gray-100 gl-border-t-1 gl-p-5 gl-bg-gray-10 gl-display-flex gl-justify-content-space-between"
+    >
+      <gl-button type="submit" category="primary" variant="success">{{
+        s__('Pipeline|Run Pipeline')
+      }}</gl-button>
+      <gl-button :href="pipelinesPath">{{ __('Cancel') }}</gl-button>
+    </div>
+  </gl-form>
+</template>

app/assets/javascripts/pipeline_new/constants.js

+export const VARIABLE_TYPE = 'env_var';
+export const FILE_TYPE = 'file';

app/assets/javascripts/pipeline_new/index.js

+import Vue from 'vue';
+import PipelineNewForm from './components/pipeline_new_form.vue';
+
+export default () => {
+  const el = document.getElementById('js-new-pipeline');
+  const {
+    projectId,
+    pipelinesPath,
+    refParam,
+    varParam,
+    fileParam,
+    refNames,
+    settingsLink,
+  } = el?.dataset;
+
+  const variableParams = JSON.parse(varParam);
+  const fileParams = JSON.parse(fileParam);
+  const refs = JSON.parse(refNames);
+
+  return new Vue({
+    el,
+    render(createElement) {
+      return createElement(PipelineNewForm, {
+        props: {
+          projectId,
+          pipelinesPath,
+          refParam,
+          variableParams,
+          fileParams,
+          refs,
+          settingsLink,
+        },
+      });
+    },
+  });
+};

app/controllers/projects/pipelines_controller.rb

@@ -17,6 +17,7 @@ class Projects::PipelinesController < Projects::ApplicationController
     push_frontend_feature_flag(:filter_pipelines_search, project, default_enabled: true)
     push_frontend_feature_flag(:dag_pipeline_tab, project, default_enabled: true)
     push_frontend_feature_flag(:pipelines_security_report_summary, project)
+    push_frontend_feature_flag(:new_pipeline_form, default_enabled: true)
   end
   before_action :ensure_pipeline, only: [:show]
 

app/views/projects/pipelines/new.html.haml

@@ -6,7 +6,11 @@
   = s_('Pipeline|Run Pipeline')
 %hr
 
-= form_for @pipeline, as: :pipeline, url: project_pipelines_path(@project), html: { id: "new-pipeline-form", class: "js-new-pipeline-form js-requires-input" } do |f|
+- if Feature.enabled?(:new_pipeline_form, default_enabled: true)
+  #js-new-pipeline{ data: { project_id: @project.id, pipelines_path: project_pipelines_path(@project), ref_param: params[:ref] || @project.default_branch, var_param: params[:var].to_json, file_param: params[:file_var].to_json, ref_names: @project.repository.ref_names.to_json.html_safe, settings_link: project_settings_ci_cd_path(@project) } }
+
+- else
+  = form_for @pipeline, as: :pipeline, url: project_pipelines_path(@project), html: { id: "new-pipeline-form", class: "js-new-pipeline-form js-requires-input" } do |f|
     = form_errors(@pipeline)
     .form-group.row
       .col-sm-12
@@ -38,5 +42,5 @@
       = f.submit s_('Pipeline|Run Pipeline'), class: 'btn btn-success js-variables-save-button', tabindex: 3
       = link_to _('Cancel'), project_pipelines_path(@project), class: 'btn btn-default float-right'
 
--# haml-lint:disable InlineJavaScript
-%script#availableRefs{ type: "application/json" }= @project.repository.ref_names.to_json.html_safe
+  -# haml-lint:disable InlineJavaScript
+  %script#availableRefs{ type: "application/json" }= @project.repository.ref_names.to_json.html_safe

locale/gitlab.pot

@@ -17281,6 +17281,9 @@ msgstr ""
 msgid "Pipeline|Skipped"
 msgstr ""
 
+msgid "Pipeline|Specify variable values to be used in this run. The values specified in %{linkStart}CI/CD settings%{linkEnd} will be used by default."
+msgstr ""
+
 msgid "Pipeline|Specify variable values to be used in this run. The values specified in %{settings_link} will be used by default."
 msgstr ""
 
@@ -23510,6 +23513,9 @@ msgstr[1] ""
 msgid "The fork relationship has been removed."
 msgstr ""
 
+msgid "The form contains the following error:"
+msgstr ""
+
 msgid "The global settings require you to enable Two-Factor Authentication for your account."
 msgstr ""
 

spec/features/populate_new_pipeline_vars_with_params_spec.rb

@@ -8,6 +8,7 @@ RSpec.describe "Populate new pipeline CI variables with url params", :js do
   let(:page_path) { new_project_pipeline_path(project) }
 
   before do
+    stub_feature_flags(new_pipeline_form: false)
     sign_in(user)
     project.add_maintainer(user)
 

spec/features/projects/pipelines/pipelines_spec.rb

@@ -652,6 +652,7 @@ RSpec.describe 'Pipelines', :js do
       let(:project) { create(:project, :repository) }
 
       before do
+        stub_feature_flags(new_pipeline_form: false)
         visit new_project_pipeline_path(project)
       end
 
@@ -718,6 +719,7 @@ RSpec.describe 'Pipelines', :js do
       let(:project) { create(:project, :repository) }
 
       before do
+        stub_feature_flags(new_pipeline_form: false)
         visit new_project_pipeline_path(project)
       end
 

spec/frontend/api_spec.js

@@ -891,4 +891,34 @@ describe('Api', () => {
       });
     });
   });
+
+  describe('createPipeline', () => {
+    it('creates new pipeline', () => {
+      const redirectUrl = 'ci-project/-/pipelines/95';
+      const projectId = 8;
+      const postData = {
+        ref: 'tag-1',
+        variables: [
+          { key: 'test_file', value: 'test_file_val', variable_type: 'file' },
+          { key: 'test_var', value: 'test_var_val', variable_type: 'env_var' },
+        ],
+      };
+      const expectedUrl = `${dummyUrlRoot}/api/${dummyApiVersion}/projects/${projectId}/pipeline`;
+
+      jest.spyOn(axios, 'post');
+
+      mock.onPost(expectedUrl).replyOnce(200, {
+        web_url: redirectUrl,
+      });
+
+      return Api.createPipeline(projectId, postData).then(({ data }) => {
+        expect(data.web_url).toBe(redirectUrl);
+        expect(axios.post).toHaveBeenCalledWith(expectedUrl, postData, {
+          headers: {
+            'Content-Type': 'application/json',
+          },
+        });
+      });
+    });
+  });
 });

spec/frontend/pipeline_new/components/pipeline_new_form_spec.js

+import Api from '~/api';
+import { mount, shallowMount } from '@vue/test-utils';
+import PipelineNewForm from '~/pipeline_new/components/pipeline_new_form.vue';
+import { GlNewDropdown, GlNewDropdownItem, GlForm } from '@gitlab/ui';
+import { mockRefs, mockParams, mockPostParams, mockProjectId } from '../mock_data';
+
+describe('Pipeline New Form', () => {
+  let wrapper;
+
+  const dummySubmitEvent = {
+    preventDefault() {},
+  };
+
+  const findForm = () => wrapper.find(GlForm);
+  const findDropdown = () => wrapper.find(GlNewDropdown);
+  const findDropdownItems = () => wrapper.findAll(GlNewDropdownItem);
+  const findVariableRows = () => wrapper.findAll('[data-testid="ci-variable-row"]');
+  const findRemoveIcons = () => wrapper.findAll('[data-testid="remove-ci-variable-row"]');
+  const findKeyInputs = () => wrapper.findAll('[data-testid="pipeline-form-ci-variable-key"]');
+
+  const createComponent = (term = '', props = {}, method = shallowMount) => {
+    wrapper = method(PipelineNewForm, {
+      propsData: {
+        projectId: mockProjectId,
+        pipelinesPath: '',
+        refs: mockRefs,
+        defaultBranch: 'master',
+        settingsLink: '',
+        ...props,
+      },
+      data() {
+        return {
+          searchTerm: term,
+        };
+      },
+    });
+  };
+
+  beforeEach(() => {
+    jest.spyOn(Api, 'createPipeline').mockResolvedValue({ data: { web_url: '/' } });
+  });
+
+  afterEach(() => {
+    wrapper.destroy();
+    wrapper = null;
+  });
+
+  describe('Dropdown with branches and tags', () => {
+    it('displays dropdown with all branches and tags', () => {
+      createComponent();
+      expect(findDropdownItems().length).toBe(mockRefs.length);
+    });
+
+    it('when user enters search term the list is filtered', () => {
+      createComponent('master');
+
+      expect(findDropdownItems().length).toBe(1);
+      expect(
+        findDropdownItems()
+          .at(0)
+          .text(),
+      ).toBe('master');
+    });
+  });
+
+  describe('Form', () => {
+    beforeEach(() => {
+      createComponent('', mockParams, mount);
+    });
+    it('displays the correct values for the provided query params', () => {
+      expect(findDropdown().props('text')).toBe('tag-1');
+
+      return wrapper.vm.$nextTick().then(() => {
+        expect(findVariableRows().length).toBe(3);
+      });
+    });
+
+    it('does not display remove icon for last row', () => {
+      expect(findRemoveIcons().length).toBe(2);
+    });
+
+    it('removes ci variable row on remove icon button click', () => {
+      findRemoveIcons()
+        .at(1)
+        .trigger('click');
+
+      return wrapper.vm.$nextTick().then(() => {
+        expect(findVariableRows().length).toBe(2);
+      });
+    });
+
+    it('creates a pipeline on submit', () => {
+      findForm().vm.$emit('submit', dummySubmitEvent);
+
+      expect(Api.createPipeline).toHaveBeenCalledWith(mockProjectId, mockPostParams);
+    });
+
+    it('creates blank variable on input change event', () => {
+      findKeyInputs()
+        .at(2)
+        .trigger('change');
+
+      return wrapper.vm.$nextTick().then(() => {
+        expect(findVariableRows().length).toBe(4);
+      });
+    });
+  });
+});

spec/frontend/pipeline_new/mock_data.js

+export const mockRefs = ['master', 'branch-1', 'tag-1'];
+
+export const mockParams = {
+  refParam: 'tag-1',
+  variableParams: {
+    test_var: 'test_var_val',
+  },
+  fileParams: {
+    test_file: 'test_file_val',
+  },
+};
+
+export const mockProjectId = '21';
+
+export const mockPostParams = {
+  ref: 'tag-1',
+  variables: [
+    { key: 'test_var', value: 'test_var_val', variable_type: 'env_var' },
+    { key: 'test_file', value: 'test_file_val', variable_type: 'file' },
+  ],
+};