Automatic merge of gitlab-org/gitlab master

app/assets/javascripts/lib/utils/datetime_utility.js

@@ -806,3 +806,20 @@ export const dateAtFirstDayOfMonth = (date) => new Date(newDate(date).setDate(1)
  * @return {Boolean} true if the dates match
  */
 export const datesMatch = (date1, date2) => differenceInMilliseconds(date1, date2) === 0;
+
+/**
+ * A utility function which computes a formatted 24 hour
+ * time string from a positive int in the range 0 - 24.
+ *
+ * @param {Int} time a positive Int between 0 and 24
+ *
+ * @returns {String} formatted 24 hour time String
+ */
+export const format24HourTimeStringFromInt = (time) => {
+  if (!Number.isInteger(time) || time < 0 || time > 24) {
+    return '';
+  }
+
+  const formatted24HourString = time > 9 ? `${time}:00` : `0${time}:00`;
+  return formatted24HourString;
+};

ee/app/assets/javascripts/oncall_schedules/components/oncall_schedule.vue

@@ -12,11 +12,10 @@ import { s__, __ } from '~/locale';
 import ScheduleTimelineSection from './schedule/components/schedule_timeline_section.vue';
 import DeleteScheduleModal from './delete_schedule_modal.vue';
 import EditScheduleModal from './add_edit_schedule_modal.vue';
-import AddRotationModal from './rotations/components/add_rotation_modal.vue';
-
-import { getTimeframeForWeeksView } from './schedule/utils';
-import { PRESET_TYPES } from '../constants';
+import AddEditRotationModal from './rotations/components/add_edit_rotation_modal.vue';
 import RotationsListSection from './schedule/components/rotations_list_section.vue';
+import { getTimeframeForWeeksView } from './schedule/utils';
+import { addRotationModalId, editRotationModalId, PRESET_TYPES } from '../constants';
 
 export const i18n = {
   scheduleForTz: s__('OnCallSchedules|On-call schedule for the %{timezone}'),
@@ -25,14 +24,13 @@ export const i18n = {
   rotationTitle: s__('OnCallSchedules|Rotations'),
   addARotation: s__('OnCallSchedules|Add a rotation'),
 };
-
-export const addRotationModalId = 'addRotationModal';
 export const editScheduleModalId = 'editScheduleModal';
 export const deleteScheduleModalId = 'deleteScheduleModal';
 
 export default {
   i18n,
   addRotationModalId,
+  editRotationModalId,
   editScheduleModalId,
   deleteScheduleModalId,
   presetType: PRESET_TYPES.WEEKS,
@@ -45,7 +43,7 @@ export default {
     GlButton,
     DeleteScheduleModal,
     EditScheduleModal,
-    AddRotationModal,
+    AddEditRotationModal,
     RotationsListSection,
   },
   directives: {
@@ -151,6 +149,11 @@ export default {
       :modal-id="$options.editScheduleModalId"
       is-edit-mode
     />
-    <add-rotation-modal :schedule="schedule" :modal-id="$options.addRotationModalId" />
+    <add-edit-rotation-modal :schedule="schedule" :modal-id="$options.addRotationModalId" />
+    <add-edit-rotation-modal
+      :schedule="schedule"
+      :modal-id="$options.editRotationModalId"
+      is-edit-mode
+    />
   </div>
 </template>

ee/app/assets/javascripts/oncall_schedules/components/rotations/components/add_edit_rotation_form.vue

+<script>
+import {
+  GlForm,
+  GlFormGroup,
+  GlFormInput,
+  GlDropdown,
+  GlDropdownItem,
+  GlDatepicker,
+  GlTokenSelector,
+  GlAvatar,
+  GlAvatarLabeled,
+} from '@gitlab/ui';
+import { s__, __ } from '~/locale';
+import {
+  LENGTH_ENUM,
+  HOURS_IN_DAY,
+  CHEVRON_SKIPPING_SHADE_ENUM,
+  CHEVRON_SKIPPING_PALETTE_ENUM,
+} from '../../../constants';
+import { format24HourTimeStringFromInt } from '~/lib/utils/datetime_utility';
+
+export const i18n = {
+  selectParticipant: s__('OnCallSchedules|Select participant'),
+  errorMsg: s__('OnCallSchedules|Failed to add rotation'),
+  fields: {
+    name: { title: __('Name'), error: s__('OnCallSchedules|Rotation name cannot be empty') },
+    participants: {
+      title: __('Participants'),
+      error: s__('OnCallSchedules|Rotation participants cannot be empty'),
+    },
+    rotationLength: { title: s__('OnCallSchedules|Rotation length') },
+    startsAt: {
+      title: __('Starts on'),
+      error: s__('OnCallSchedules|Rotation start date cannot be empty'),
+    },
+  },
+};
+
+export default {
+  i18n,
+  HOURS_IN_DAY,
+  tokenColorPalette: {
+    shade: CHEVRON_SKIPPING_SHADE_ENUM,
+    palette: CHEVRON_SKIPPING_PALETTE_ENUM,
+  },
+  LENGTH_ENUM,
+  inject: ['projectPath'],
+  components: {
+    GlForm,
+    GlFormGroup,
+    GlFormInput,
+    GlDropdown,
+    GlDropdownItem,
+    GlDatepicker,
+    GlTokenSelector,
+    GlAvatar,
+    GlAvatarLabeled,
+  },
+  props: {
+    form: {
+      type: Object,
+      required: true,
+    },
+    isLoading: {
+      type: Boolean,
+      required: true,
+    },
+    rotationNameIsValid: {
+      type: Boolean,
+      required: true,
+    },
+    rotationParticipantsAreValid: {
+      type: Boolean,
+      required: true,
+    },
+    rotationStartsAtIsValid: {
+      type: Boolean,
+      required: true,
+    },
+    participants: {
+      type: Array,
+      required: true,
+    },
+    schedule: {
+      type: Object,
+      required: false,
+      default: () => ({}),
+    },
+  },
+  data() {
+    return {
+      participantsArr: [],
+    };
+  },
+  methods: {
+    format24HourTimeStringFromInt,
+  },
+};
+</script>
+
+<template>
+  <gl-form class="w-75 gl-xs-w-full!" @submit.prevent="createRotation">
+    <gl-form-group
+      :label="$options.i18n.fields.name.title"
+      label-size="sm"
+      label-for="rotation-name"
+      :invalid-feedback="$options.i18n.fields.name.error"
+      :state="rotationNameIsValid"
+    >
+      <gl-form-input
+        id="rotation-name"
+        @input="$emit('update-rotation-form', { type: 'name', value: $event })"
+      />
+    </gl-form-group>
+
+    <gl-form-group
+      :label="$options.i18n.fields.participants.title"
+      label-size="sm"
+      label-for="rotation-participants"
+      :invalid-feedback="$options.i18n.fields.participants.error"
+      :state="rotationParticipantsAreValid"
+    >
+      <gl-token-selector
+        v-model="participantsArr"
+        :dropdown-items="participants"
+        :loading="isLoading"
+        container-class="gl-h-13! gl-overflow-y-auto"
+        @text-input="$emit('filter-participants', $event)"
+        @input="$emit('update-rotation-form', { type: 'participants', value: participantsArr })"
+      >
+        <template #token-content="{ token }">
+          <gl-avatar v-if="token.avatarUrl" :src="token.avatarUrl" :size="16" />
+          {{ token.name }}
+        </template>
+        <template #dropdown-item-content="{ dropdownItem }">
+          <gl-avatar-labeled
+            :src="dropdownItem.avatarUrl"
+            :size="32"
+            :label="dropdownItem.name"
+            :sub-label="dropdownItem.username"
+          />
+        </template>
+      </gl-token-selector>
+    </gl-form-group>
+
+    <gl-form-group
+      :label="$options.i18n.fields.rotationLength.title"
+      label-size="sm"
+      label-for="rotation-length"
+    >
+      <div class="gl-display-flex">
+        <gl-form-input
+          id="rotation-length"
+          type="number"
+          class="gl-w-12 gl-mr-3"
+          min="1"
+          :value="1"
+          @input="$emit('update-rotation-form', { type: 'rotationLength.length', value: $event })"
+        />
+        <gl-dropdown id="rotation-length" :text="form.rotationLength.unit.toLowerCase()">
+          <gl-dropdown-item
+            v-for="unit in $options.LENGTH_ENUM"
+            :key="unit"
+            :is-checked="form.rotationLength.unit === unit"
+            is-check-item
+            @click="$emit('update-rotation-form', { type: 'rotationLength.unit', value: unit })"
+          >
+            {{ unit.toLowerCase() }}
+          </gl-dropdown-item>
+        </gl-dropdown>
+      </div>
+    </gl-form-group>
+
+    <gl-form-group
+      :label="$options.i18n.fields.startsAt.title"
+      label-size="sm"
+      label-for="rotation-time"
+      :invalid-feedback="$options.i18n.fields.startsAt.error"
+      :state="rotationStartsAtIsValid"
+    >
+      <div class="gl-display-flex gl-align-items-center">
+        <gl-datepicker
+          class="gl-mr-3"
+          @input="$emit('update-rotation-form', { type: 'startsAt.date', value: $event })"
+        />
+        <span> {{ __('at') }} </span>
+        <gl-dropdown
+          id="rotation-time"
+          :text="format24HourTimeStringFromInt(form.startsAt.time)"
+          class="gl-w-12 gl-pl-3"
+        >
+          <gl-dropdown-item
+            v-for="time in $options.HOURS_IN_DAY"
+            :key="time"
+            :is-checked="form.startsAt.time === time"
+            is-check-item
+            @click="$emit('update-rotation-form', { type: 'startsAt.time', value: time })"
+          >
+            <span class="gl-white-space-nowrap"> {{ format24HourTimeStringFromInt(time) }}</span>
+          </gl-dropdown-item>
+        </gl-dropdown>
+        <span class="gl-pl-5"> {{ schedule.timezone }} </span>
+      </div>
+    </gl-form-group>
+  </gl-form>
+</template>

ee/app/assets/javascripts/oncall_schedules/components/rotations/components/add_edit_rotation_modal.vue

+<script>
+import { GlModal, GlAlert } from '@gitlab/ui';
+import { set } from 'lodash';
+import { s__, __ } from '~/locale';
+import createFlash, { FLASH_TYPES } from '~/flash';
+import usersSearchQuery from '~/graphql_shared/queries/users_search.query.graphql';
+import getOncallSchedulesQuery from '../../../graphql/queries/get_oncall_schedules.query.graphql';
+import createOncallScheduleRotationMutation from '../../../graphql/mutations/create_oncall_schedule_rotation.mutation.graphql';
+import updateOncallScheduleRotationMutation from '../../../graphql/mutations/update_oncall_schedule_rotation.mutation.graphql';
+import { LENGTH_ENUM } from '../../../constants';
+import AddEditRotationForm from './add_edit_rotation_form.vue';
+import {
+  updateStoreAfterRotationAdd,
+  updateStoreAfterRotationEdit,
+} from '../../../utils/cache_updates';
+import { format24HourTimeStringFromInt } from '~/lib/utils/datetime_utility';
+
+export const i18n = {
+  rotationCreated: s__('OnCallSchedules|Successfully created a new rotation'),
+  editedRotation: s__('OnCallSchedules|Successfully edited your rotation'),
+  addRotation: s__('OnCallSchedules|Add rotation'),
+  editRotation: s__('OnCallSchedules|Edit rotation'),
+  cancel: __('Cancel'),
+};
+
+export default {
+  i18n,
+  LENGTH_ENUM,
+  inject: ['projectPath'],
+  components: {
+    GlModal,
+    GlAlert,
+    AddEditRotationForm,
+  },
+  props: {
+    modalId: {
+      type: String,
+      required: true,
+    },
+    isEditMode: {
+      type: Boolean,
+      required: false,
+      default: false,
+    },
+    schedule: {
+      type: Object,
+      required: true,
+    },
+  },
+  apollo: {
+    participants: {
+      query: usersSearchQuery,
+      variables() {
+        return {
+          search: this.ptSearchTerm,
+        };
+      },
+      update({ users: { nodes = [] } = {} }) {
+        return nodes;
+      },
+      error(error) {
+        this.error = error;
+      },
+    },
+  },
+  data() {
+    return {
+      participants: [],
+      loading: false,
+      ptSearchTerm: '',
+      form: {
+        name: '',
+        participants: [],
+        rotationLength: {
+          length: 1,
+          unit: this.$options.LENGTH_ENUM.hours,
+        },
+        startsAt: {
+          date: null,
+          time: 0,
+        },
+      },
+      error: '',
+    };
+  },
+  computed: {
+    actionsProps() {
+      return {
+        primary: {
+          text: this.title,
+          attributes: [
+            { variant: 'info' },
+            { loading: this.loading },
+            { disabled: !this.isFormValid },
+          ],
+        },
+        cancel: {
+          text: this.$options.i18n.cancel,
+        },
+      };
+    },
+    rotationNameIsValid() {
+      return this.form.name !== '';
+    },
+    rotationParticipantsAreValid() {
+      return this.form.participants.length > 0;
+    },
+    rotationStartsAtIsValid() {
+      return Boolean(this.form.startsAt.date);
+    },
+    rotationVariables() {
+      return {
+        projectPath: this.projectPath,
+        scheduleIid: this.schedule.iid,
+        name: this.form.name,
+        startsAt: {
+          ...this.form.startsAt,
+          time: format24HourTimeStringFromInt(this.form.startsAt.time),
+        },
+        rotationLength: {
+          ...this.form.rotationLength,
+          length: parseInt(this.form.rotationLength.length, 10),
+        },
+        participants: this.form.participants.map(({ username }) => ({
+          username,
+          // eslint-disable-next-line @gitlab/require-i18n-strings
+          colorWeight: 'WEIGHT_500',
+          colorPalette: 'BLUE',
+        })),
+      };
+    },
+    isFormValid() {
+      return (
+        this.rotationNameIsValid &&
+        this.rotationParticipantsAreValid &&
+        this.rotationStartsAtIsValid
+      );
+    },
+    isLoading() {
+      return this.loading || this.$apollo.queries.participants.loading;
+    },
+    title() {
+      return this.isEditMode ? this.$options.i18n.editRotation : this.$options.i18n.addRotation;
+    },
+  },
+  methods: {
+    createRotation() {
+      this.loading = true;
+      const { projectPath, schedule } = this;
+
+      this.$apollo
+        .mutate({
+          mutation: createOncallScheduleRotationMutation,
+          variables: { OncallRotationCreateInput: this.rotationVariables },
+          update(store, { data }) {
+            updateStoreAfterRotationAdd(store, getOncallSchedulesQuery, data, schedule.iid, {
+              projectPath,
+            });
+          },
+        })
+        .then(
+          ({
+            data: {
+              oncallRotationCreate: {
+                errors: [error],
+              },
+            },
+          }) => {
+            if (error) {
+              throw error;
+            }
+
+            this.$refs.addEditScheduleRotationModal.hide();
+            return createFlash({
+              message: this.$options.i18n.rotationCreated,
+              type: FLASH_TYPES.SUCCESS,
+            });
+          },
+        )
+        .catch((error) => {
+          this.error = error;
+        })
+        .finally(() => {
+          this.loading = false;
+        });
+    },
+    editRotation() {
+      this.loading = true;
+      const { projectPath, schedule } = this;
+
+      this.$apollo
+        .mutate({
+          mutation: updateOncallScheduleRotationMutation,
+          variables: { OncallRotationUpdateInput: this.rotationVariables },
+          update(store, { data }) {
+            updateStoreAfterRotationEdit(store, getOncallSchedulesQuery, data, schedule.iid, {
+              projectPath,
+            });
+          },
+        })
+        .then(
+          ({
+            data: {
+              oncallRotationUpdate: {
+                errors: [error],
+              },
+            },
+          }) => {
+            if (error) {
+              throw error;
+            }
+
+            this.$refs.addEditScheduleRotationModal.hide();
+            return createFlash({
+              message: this.$options.i18n.editedRotation,
+              type: FLASH_TYPES.SUCCESS,
+            });
+          },
+        )
+        .catch((error) => {
+          this.error = error;
+        })
+        .finally(() => {
+          this.loading = false;
+        });
+    },
+    updateRotationForm({ type, value }) {
+      set(this.form, type, value);
+    },
+    filterParticipants(query) {
+      this.ptSearchTerm = query;
+    },
+  },
+};
+</script>
+
+<template>
+  <gl-modal
+    ref="addEditScheduleRotationModal"
+    :modal-id="modalId"
+    size="sm"
+    :title="title"
+    :action-primary="actionsProps.primary"
+    :action-cancel="actionsProps.cancel"
+    @primary.prevent="isEditMode ? editRotation() : createRotation()"
+  >
+    <gl-alert v-if="error" variant="danger" @dismiss="error = ''">
+      {{ error || $options.i18n.errorMsg }}
+    </gl-alert>
+    <add-edit-rotation-form
+      :rotation-name-is-valid="rotationNameIsValid"
+      :rotation-participants-are-valid="rotationParticipantsAreValid"
+      :rotation-starts-at-is-valid="rotationStartsAtIsValid"
+      :form="form"
+      :schedule="schedule"
+      :participants="participants"
+      :is-loading="isLoading"
+      @update-rotation-form="updateRotationForm"
+      @filter-participants="filterParticipants"
+    />
+  </gl-modal>
+</template>

ee/app/assets/javascripts/oncall_schedules/components/rotations/components/add_rotation_modal.vue

-<script>
-import {
-  GlModal,
-  GlForm,
-  GlFormGroup,
-  GlFormInput,
-  GlDropdown,
-  GlDropdownItem,
-  GlDatepicker,
-  GlTokenSelector,
-  GlAvatar,
-  GlAvatarLabeled,
-  GlAlert,
-} from '@gitlab/ui';
-import { s__, __ } from '~/locale';
-import usersSearchQuery from '~/graphql_shared/queries/users_search.query.graphql';
-import createOncallScheduleRotationMutation from '../../../graphql/create_oncall_schedule_rotation.mutation.graphql';
-import {
-  LENGTH_ENUM,
-  CHEVRON_SKIPPING_SHADE_ENUM,
-  CHEVRON_SKIPPING_PALETTE_ENUM,
-} from '../../../constants';
-
-export default {
-  i18n: {
-    selectParticipant: s__('OnCallSchedules|Select participant'),
-    addRotation: s__('OnCallSchedules|Add rotation'),
-    noResults: __('No matching results'),
-    cancel: __('Cancel'),
-    errorMsg: s__('OnCallSchedules|Failed to add rotation'),
-    fields: {
-      name: { title: __('Name'), error: s__('OnCallSchedules|Rotation name cannot be empty') },
-      participants: {
-        title: __('Participants'),
-        error: s__('OnCallSchedules|Rotation participants cannot be empty'),
-      },
-      length: { title: s__('OnCallSchedules|Rotation length') },
-      startsOn: {
-        title: __('Starts on'),
-        error: s__('OnCallSchedules|Rotation start date cannot be empty'),
-      },
-    },
-  },
-  tokenColorPalette: {
-    shade: CHEVRON_SKIPPING_SHADE_ENUM,
-    palette: CHEVRON_SKIPPING_PALETTE_ENUM,
-  },
-  LENGTH_ENUM,
-  inject: ['projectPath'],
-  components: {
-    GlModal,
-    GlForm,
-    GlFormGroup,
-    GlFormInput,
-    GlDropdown,
-    GlDropdownItem,
-    GlDatepicker,
-    GlTokenSelector,
-    GlAvatar,
-    GlAvatarLabeled,
-    GlAlert,
-  },
-  props: {
-    modalId: {
-      type: String,
-      required: true,
-    },
-    schedule: {
-      type: Object,
-      required: true,
-    },
-  },
-  apollo: {
-    participants: {
-      query: usersSearchQuery,
-      variables() {
-        return {
-          search: this.ptSearchTerm,
-        };
-      },
-      update({ users: { nodes = [] } = {} }) {
-        return nodes;
-      },
-      error(error) {
-        this.error = error;
-      },
-    },
-  },
-  data() {
-    return {
-      participants: [],
-      loading: false,
-      ptSearchTerm: '',
-      form: {
-        name: '',
-        participants: [],
-        length: {
-          value: 1,
-          type: this.$options.LENGTH_ENUM.hours,
-        },
-        startsOn: {
-          date: null,
-          time: 0,
-        },
-      },
-      error: null,
-      validationState: {
-        name: true,
-        participants: true,
-        startsOn: true,
-      },
-    };
-  },
-  computed: {
-    actionsProps() {
-      return {
-        primary: {
-          text: this.$options.i18n.addRotation,
-          attributes: [{ variant: 'info' }, { loading: this.loading }],
-        },
-        cancel: {
-          text: this.$options.i18n.cancel,
-        },
-      };
-    },
-    noResults() {
-      return this.participants.length === 0;
-    },
-  },
-  methods: {
-    createRotation() {
-      this.loading = true;
-      this.$apollo
-        .mutate({
-          mutation: createOncallScheduleRotationMutation,
-          variables: {
-            oncallScheduleRotationCreate: {
-              projectPath: this.projectPath,
-              ...this.form,
-            },
-          },
-        })
-        .then(
-          ({
-            data: {
-              oncallScheduleRotationCreate: {
-                errors: [error],
-              },
-            },
-          }) => {
-            if (error) {
-              throw error;
-            }
-            this.$refs.createScheduleModal.hide();
-          },
-        )
-        .catch((error) => {
-          this.error = error;
-        })
-        .finally(() => {
-          this.loading = false;
-        });
-    },
-    formatTime(time) {
-      return time > 9 ? `${time}:00` : `0${time}:00`;
-    },
-    filterParticipants(query) {
-      this.ptSearchTerm = query;
-    },
-    setRotationLengthType(type) {
-      this.form.length.type = type;
-    },
-    setRotationStartsOnTime(time) {
-      this.form.startsOn.time = time;
-    },
-    validateForm(key) {
-      if (key === 'name') {
-        this.validationState.name = this.form.name !== '';
-      } else if (key === 'participants') {
-        this.validationState.participants = this.form.participants.length > 0;
-      } else if (key === 'startsOn') {
-        this.validationState.startsOn = this.form.startsOn.date !== null;
-      }
-    },
-  },
-};
-</script>
-
-<template>
-  <gl-modal
-    ref="createScheduleRotationModal"
-    :modal-id="modalId"
-    size="sm"
-    :title="$options.i18n.addRotation"
-    :action-primary="actionsProps.primary"
-    :action-cancel="actionsProps.cancel"
-    @primary="createRotation"
-  >
-    <gl-alert v-if="error" variant="danger" @dismiss="error = null">
-      {{ error || $options.i18n.errorMsg }}
-    </gl-alert>
-    <gl-form class="w-75 gl-xs-w-full!" @submit.prevent="createRotation">
-      <gl-form-group
-        :label="$options.i18n.fields.name.title"
-        label-size="sm"
-        label-for="rotation-name"
-        :invalid-feedback="$options.i18n.fields.name.error"
-        :state="validationState.name"
-      >
-        <gl-form-input id="rotation-name" v-model="form.name" @blur.native="validateForm('name')" />
-      </gl-form-group>
-
-      <gl-form-group
-        :label="$options.i18n.fields.participants.title"
-        label-size="sm"
-        label-for="rotation-participants"
-        :invalid-feedback="$options.i18n.fields.participants.error"
-        :state="validationState.participants"
-      >
-        <gl-token-selector
-          v-model="form.participants"
-          :dropdown-items="participants"
-          :loading="this.$apollo.queries.participants.loading"
-          :container-class="'gl-h-13! gl-overflow-y-auto'"
-          @text-input="filterParticipants"
-          @blur="validateForm('participants')"
-        >
-          <template #token-content="{ token }">
-            <gl-avatar v-if="token.avatarUrl" :src="token.avatarUrl" :size="16" />
-            {{ token.name }}
-          </template>
-          <template #dropdown-item-content="{ dropdownItem }">
-            <gl-avatar-labeled
-              :src="dropdownItem.avatarUrl"
-              :size="32"
-              :label="dropdownItem.name"
-              :sub-label="dropdownItem.username"
-            />
-          </template>
-        </gl-token-selector>
-      </gl-form-group>
-
-      <gl-form-group
-        :label="$options.i18n.fields.length.title"
-        label-size="sm"
-        label-for="rotation-length"
-      >
-        <div class="gl-display-flex">
-          <gl-form-input
-            id="rotation-length"
-            v-model="form.length.value"
-            type="number"
-            class="gl-w-12 gl-mr-3"
-            min="1"
-          />
-          <gl-dropdown id="rotation-length" :text="form.length.type">
-            <gl-dropdown-item
-              v-for="type in $options.LENGTH_ENUM"
-              :key="type"
-              :is-checked="form.length.type === type"
-              is-check-item
-              @click="setRotationLengthType(type)"
-            >
-              {{ type }}
-            </gl-dropdown-item>
-          </gl-dropdown>
-        </div>
-      </gl-form-group>
-
-      <gl-form-group
-        :label="$options.i18n.fields.startsOn.title"
-        label-size="sm"
-        label-for="rotation-time"
-        :invalid-feedback="$options.i18n.fields.startsOn.error"
-        :state="validationState.startsOn"
-      >
-        <div class="gl-display-flex gl-align-items-center">
-          <gl-datepicker
-            v-model="form.startsOn.date"
-            class="gl-mr-3"
-            @close="validateForm('startsOn')"
-          />
-          <span> {{ __('at') }} </span>
-          <gl-dropdown
-            id="rotation-time"
-            :text="formatTime(form.startsOn.time)"
-            class="gl-w-12 gl-pl-3"
-          >
-            <gl-dropdown-item
-              v-for="n in 24"
-              :key="n"
-              :is-checked="form.startsOn.time === n"
-              is-check-item
-              @click="setRotationStartsOnTime(n)"
-            >
-              <span class="gl-white-space-nowrap"> {{ formatTime(n) }}</span>
-            </gl-dropdown-item>
-          </gl-dropdown>
-          <span class="gl-pl-5"> {{ schedule.timezone }} </span>
-        </div>
-      </gl-form-group>
-    </gl-form>
-  </gl-modal>
-</template>

ee/app/assets/javascripts/oncall_schedules/components/schedule/components/rotations_list_section.vue

 <script>
-import { GlButtonGroup, GlButton, GlTooltipDirective } from '@gitlab/ui';
+import { GlButtonGroup, GlButton, GlTooltipDirective, GlModalDirective } from '@gitlab/ui';
 import { s__ } from '~/locale';
 import CurrentDayIndicator from './current_day_indicator.vue';
 import RotationAssignee from '../../rotations/components/rotation_assignee.vue';
+import { editRotationModalId } from '../../../constants';
 
 export const i18n = {
   editRotationLabel: s__('OnCallSchedules|Edit rotation'),
@@ -11,6 +12,7 @@ export const i18n = {
 
 export default {
   i18n,
+  editRotationModalId,
   components: {
     GlButtonGroup,
     GlButton,
@@ -18,6 +20,7 @@ export default {
     RotationAssignee,
   },
   directives: {
+    GlModal: GlModalDirective,
     GlTooltip: GlTooltipDirective,
   },
   props: {
@@ -50,6 +53,7 @@ export default {
         <span class="gl-str-truncated">{{ rotation.name }}</span>
         <gl-button-group class="gl-px-2">
           <gl-button
+            v-gl-modal="$options.editRotationModalId"
             v-gl-tooltip
             category="tertiary"
             :title="$options.i18n.editRotationLabel"
@@ -57,6 +61,7 @@ export default {
             :aria-label="$options.i18n.editRotationLabel"
           />
           <gl-button
+            v-gl-modal="$options.editRotationModalId"
             v-gl-tooltip
             category="tertiary"
             :title="$options.i18n.deleteRotationLabel"

ee/app/assets/javascripts/oncall_schedules/constants.js

 export const LENGTH_ENUM = {
-  hours: 'hours',
-  days: 'days',
-  weeks: 'weeks',
+  hours: 'HOURS',
+  days: 'DAYS',
+  weeks: 'WEEKS',
 };
 
 export const CHEVRON_SKIPPING_SHADE_ENUM = ['500', '600', '700', '800', '900', '950'];
@@ -9,6 +9,7 @@ export const CHEVRON_SKIPPING_SHADE_ENUM = ['500', '600', '700', '800', '900', '
 export const CHEVRON_SKIPPING_PALETTE_ENUM = ['blue', 'orange', 'aqua', 'green', 'magenta'];
 
 export const DAYS_IN_WEEK = 7;
+export const HOURS_IN_DAY = 24;
 
 export const PRESET_TYPES = {
   WEEKS: 'WEEKS',
@@ -19,3 +20,6 @@ export const PRESET_DEFAULTS = {
     TIMEFRAME_LENGTH: 2,
   },
 };
+
+export const addRotationModalId = 'addRotationModal';
+export const editRotationModalId = 'editRotationModal';

ee/app/assets/javascripts/oncall_schedules/graphql/create_oncall_schedule_rotation.mutation.graphql

-#import "~/graphql_shared/fragments/user.fragment.graphql"
-
-mutation oncallScheduleRotationCreate(
-  $oncallScheduleRotationCreateInput: OncallScheduleRotationCreateInput!
-) {
-  oncallScheduleRotationCreate(input: $oncallScheduleRotationCreateInput) {
-    errors
-    oncallScheduleRotation {
-      iid
-      name
-      participants {
-        nodes {
-          ...User
-        }
-      }
-      length {
-        value
-        type
-      }
-      startsOn {
-        date
-        time
-      }
-    }
-  }
-}

ee/app/assets/javascripts/oncall_schedules/graphql/fragments/oncall_schedule_rotation.fragment.graphql

+fragment OnCallRotation on IncidentManagementOncallRotation {
+  id
+  name
+  startsAt
+  length
+  lengthUnit
+  participants {
+    nodes {
+      user {
+        id
+        username
+      }
+      colorWeight
+      colorPalette
+    }
+  }
+}

ee/app/assets/javascripts/oncall_schedules/graphql/mutations/create_oncall_schedule_rotation.mutation.graphql

+#import "../fragments/oncall_schedule_rotation.fragment.graphql"
+
+mutation newRotation($OncallRotationCreateInput: OncallRotationCreateInput!) {
+  oncallRotationCreate(input: $OncallRotationCreateInput) {
+    errors
+    oncallRotation {
+      ...OnCallRotation
+    }
+  }
+}

ee/app/assets/javascripts/oncall_schedules/graphql/mutations/update_oncall_schedule_rotation.mutation.graphql

+#import "../fragments/oncall_schedule_rotation.fragment.graphql"
+
+mutation updateRotation($OncallRotationUpdateInput: OncallRotationUpdateInput!) {
+  oncallRotationUpdate(input: $OncallRotationUpdateInput) {
+    errors
+    oncallRotation {
+      ...OnCallRotation
+    }
+  }
+}

ee/app/assets/javascripts/oncall_schedules/utils/cache_updates.js

 import produce from 'immer';
 import createFlash from '~/flash';
 
-import { DELETE_SCHEDULE_ERROR, UPDATE_SCHEDULE_ERROR } from './error_messages';
+import {
+  DELETE_SCHEDULE_ERROR,
+  UPDATE_SCHEDULE_ERROR,
+  UPDATE_ROTATION_ERROR,
+} from './error_messages';
 
 const addScheduleToStore = (store, query, { oncallSchedule: schedule }, variables) => {
   if (!schedule) {
@@ -75,6 +79,65 @@ const updateScheduleFromStore = (store, query, { oncallScheduleUpdate }, variabl
   });
 };
 
+const addRotationToStore = (
+  store,
+  query,
+  { oncallRotationCreate: rotation },
+  scheduleId,
+  variables,
+) => {
+  if (!rotation) {
+    return;
+  }
+
+  const sourceData = store.readQuery({
+    query,
+    variables,
+  });
+
+  // TODO: This needs the rotation backend to be fully integrated to work, for the moment we will place-hold it.
+  const data = produce(sourceData, (draftData) => {
+    const rotations = [rotation];
+
+    // eslint-disable-next-line no-param-reassign
+    draftData.project.incidentManagementOncallSchedules.nodes.find(
+      ({ iid }) => iid === scheduleId,
+    ).rotations = rotations;
+  });
+
+  store.writeQuery({
+    query,
+    variables,
+    data,
+  });
+};
+
+const updateRotationFromStore = (store, query, { oncallRotationUpdate }, scheduleId, variables) => {
+  const rotation = oncallRotationUpdate?.oncallRotation;
+  if (!rotation) {
+    return;
+  }
+
+  const sourceData = store.readQuery({
+    query,
+    variables,
+  });
+
+  const data = produce(sourceData, (draftData) => {
+    // eslint-disable-next-line no-param-reassign
+    draftData.project.incidentManagementOncallSchedules.nodes = [
+      ...draftData.project.incidentManagementOncallSchedules.nodes,
+      rotation,
+    ];
+  });
+
+  store.writeQuery({
+    query,
+    variables,
+    data,
+  });
+};
+
 const onError = (data, message) => {
   createFlash({ message });
   throw new Error(data.errors);
@@ -103,3 +166,17 @@ export const updateStoreAfterScheduleEdit = (store, query, data, variables) => {
     updateScheduleFromStore(store, query, data, variables);
   }
 };
+
+export const updateStoreAfterRotationAdd = (store, query, data, scheduleId, variables) => {
+  if (!hasErrors(data)) {
+    addRotationToStore(store, query, data, scheduleId, variables);
+  }
+};
+
+export const updateStoreAfterRotationEdit = (store, query, data, scheduleId, variables) => {
+  if (hasErrors(data)) {
+    onError(data, UPDATE_ROTATION_ERROR);
+  } else {
+    updateRotationFromStore(store, query, data, scheduleId, variables);
+  }
+};

ee/app/assets/javascripts/oncall_schedules/utils/error_messages.js

@@ -7,3 +7,7 @@ export const DELETE_SCHEDULE_ERROR = s__(
 export const UPDATE_SCHEDULE_ERROR = s__(
   'OnCallSchedules|The schedule could not be updated. Please try again.',
 );
+
+export const UPDATE_ROTATION_ERROR = s__(
+  'OnCallSchedules|The rotation could not be updated. Please try again.',
+);

ee/spec/frontend/oncall_schedule/mocks/apollo_mock.js

@@ -109,3 +109,59 @@ export const newlyCreatedSchedule = {
   name: 'S-Monitor rotations',
   timezone: 'Kyiv/EST',
 };
+
+export const createRotationResponse = {
+  data: {
+    oncallRotationCreate: {
+      errors: [],
+      oncallRotation: {
+        id: '37',
+        name: 'Test',
+        startsAt: '2020-12-17T12:00:00Z',
+        length: 5,
+        lengthUnit: 'WEEKS',
+        participants: {
+          nodes: [
+            {
+              user: { id: 'gid://gitlab/User/50', username: 'project_1_bot3', __typename: 'User' },
+              colorWeight: '500',
+              colorPalette: 'blue',
+              __typename: 'OncallParticipantType',
+            },
+          ],
+          __typename: 'OncallParticipantTypeConnection',
+        },
+        __typename: 'IncidentManagementOncallRotation',
+      },
+      __typename: 'OncallRotationCreatePayload',
+    },
+  },
+};
+
+export const createRotationResponseWithErrors = {
+  data: {
+    oncallRotationCreate: {
+      errors: ['Houston, we have a problem'],
+      oncallRotation: {
+        id: '37',
+        name: 'Test',
+        startsAt: '2020-12-17T12:00:00Z',
+        length: 5,
+        lengthUnit: 'WEEKS',
+        participants: {
+          nodes: [
+            {
+              user: { id: 'gid://gitlab/User/50', username: 'project_1_bot3', __typename: 'User' },
+              colorWeight: '500',
+              colorPalette: 'blue',
+              __typename: 'OncallParticipantType',
+            },
+          ],
+          __typename: 'OncallParticipantTypeConnection',
+        },
+        __typename: 'IncidentManagementOncallRotation',
+      },
+      __typename: 'OncallRotationCreatePayload',
+    },
+  },
+};

ee/spec/frontend/oncall_schedule/rotations/components/__snapshots__/add_edit_rotation_modal_spec.js.snap

+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AddEditRotationModal renders rotation modal layout 1`] = `
+<gl-modal-stub
+  actioncancel="[object Object]"
+  actionprimary="[object Object]"
+  modalclass=""
+  modalid="addRotationModal"
+  size="sm"
+  title="Add rotation"
+  titletag="h4"
+>
+  <!---->
+   
+  <add-edit-rotation-form-stub
+    form="[object Object]"
+    participants=""
+    schedule="[object Object]"
+  />
+</gl-modal-stub>
+`;

ee/spec/frontend/oncall_schedule/rotations/components/add_edit_rotation_form_spec.js

+import { shallowMount } from '@vue/test-utils';
+import waitForPromises from 'helpers/wait_for_promises';
+import { GlDropdownItem, GlTokenSelector } from '@gitlab/ui';
+import AddEditRotationForm from 'ee/oncall_schedules/components/rotations/components/add_edit_rotation_form.vue';
+import { LENGTH_ENUM } from 'ee/oncall_schedules/constants';
+import { participants, getOncallSchedulesQueryResponse } from '../../mocks/apollo_mock';
+
+const projectPath = 'group/project';
+const schedule =
+  getOncallSchedulesQueryResponse.data.project.incidentManagementOncallSchedules.nodes[0];
+
+describe('AddEditRotationForm', () => {
+  let wrapper;
+
+  const createComponent = ({ data = {}, props = {} } = {}) => {
+    wrapper = shallowMount(AddEditRotationForm, {
+      data() {
+        return {
+          ...data,
+        };
+      },
+      propsData: {
+        ...props,
+        schedule,
+        isLoading: false,
+        rotationNameIsValid: true,
+        rotationParticipantsAreValid: true,
+        rotationStartsAtIsValid: true,
+        participants,
+        form: {
+          name: '',
+          participants: [],
+          rotationLength: {
+            length: 1,
+            unit: LENGTH_ENUM.hours,
+          },
+          startsAt: {
+            date: null,
+            time: 0,
+          },
+        },
+      },
+      provide: {
+        projectPath,
+      },
+    });
+  };
+
+  beforeEach(() => {
+    createComponent();
+  });
+
+  afterEach(() => {
+    wrapper.destroy();
+  });
+
+  const findRotationLength = () => wrapper.find('[id = "rotation-length"]');
+  const findRotationStartsOn = () => wrapper.find('[id = "rotation-time"]');
+  const findUserSelector = () => wrapper.find(GlTokenSelector);
+  const findDropdownOptions = () => wrapper.findAll(GlDropdownItem);
+
+  describe('Rotation length and start time', () => {
+    it('renders the rotation length value', async () => {
+      const rotationLength = findRotationLength();
+      expect(rotationLength.exists()).toBe(true);
+      expect(rotationLength.attributes('value')).toBe('1');
+    });
+
+    it('renders the rotation starts on datepicker', async () => {
+      const startsOn = findRotationStartsOn();
+      expect(startsOn.exists()).toBe(true);
+      expect(startsOn.attributes('text')).toBe('00:00');
+      expect(startsOn.attributes('headertext')).toBe('');
+    });
+
+    it('should add a check for a rotation length type selected', async () => {
+      const selectedLengthType1 = findDropdownOptions().at(0);
+      const selectedLengthType2 = findDropdownOptions().at(1);
+      selectedLengthType1.vm.$emit('click');
+      await wrapper.vm.$nextTick();
+      expect(selectedLengthType1.props('isChecked')).toBe(true);
+      expect(selectedLengthType2.props('isChecked')).toBe(false);
+    });
+  });
+
+  describe('filter participants', () => {
+    beforeEach(() => {
+      createComponent();
+    });
+
+    it('has user options that are populated via apollo', () => {
+      expect(findUserSelector().props('dropdownItems')).toHaveLength(participants.length);
+    });
+
+    it('calls the API and sets dropdown items as request result', async () => {
+      const tokenSelector = findUserSelector();
+
+      tokenSelector.vm.$emit('focus');
+      tokenSelector.vm.$emit('blur');
+      tokenSelector.vm.$emit('focus');
+
+      await waitForPromises();
+
+      expect(tokenSelector.props('dropdownItems')).toMatchObject(participants);
+      expect(tokenSelector.props('hideDropdownWithNoItems')).toBe(false);
+    });
+
+    it('emits `input` event with selected users', () => {
+      findUserSelector().vm.$emit('input', participants);
+
+      expect(findUserSelector().emitted().input[0][0]).toEqual(participants);
+    });
+
+    it('when text input is blurred the text input clears', async () => {
+      const tokenSelector = findUserSelector();
+      tokenSelector.vm.$emit('blur');
+
+      await wrapper.vm.$nextTick();
+
+      expect(tokenSelector.props('hideDropdownWithNoItems')).toBe(false);
+    });
+  });
+});

ee/spec/frontend/oncall_schedule/rotations/components/add_rotation_modal_spec.js → ee/spec/frontend/oncall_schedule/rotations/components/add_edit_rotation_modal_spec.js

@@ -2,12 +2,23 @@ import { shallowMount, createLocalVue } from '@vue/test-utils';
 import createMockApollo from 'jest/helpers/mock_apollo_helper';
 import VueApollo from 'vue-apollo';
 import waitForPromises from 'helpers/wait_for_promises';
-import { GlDropdownItem, GlModal, GlAlert, GlTokenSelector } from '@gitlab/ui';
-import { addRotationModalId } from 'ee/oncall_schedules/components/oncall_schedule';
-import AddRotationModal from 'ee/oncall_schedules/components/rotations/components/add_rotation_modal.vue';
-// import createOncallScheduleRotationMutation from 'ee/oncall_schedules/graphql/create_oncall_schedule_rotation.mutation.graphql';
+import { GlModal, GlAlert } from '@gitlab/ui';
+import { addRotationModalId } from 'ee/oncall_schedules/constants';
+import AddEditRotationModal, {
+  i18n,
+} from 'ee/oncall_schedules/components/rotations/components/add_edit_rotation_modal.vue';
+import getOncallSchedulesQuery from 'ee/oncall_schedules/graphql/queries/get_oncall_schedules.query.graphql';
+import createOncallScheduleRotationMutation from 'ee/oncall_schedules/graphql/mutations/create_oncall_schedule_rotation.mutation.graphql';
+import createFlash, { FLASH_TYPES } from '~/flash';
 import usersSearchQuery from '~/graphql_shared/queries/users_search.query.graphql';
-import { getOncallSchedulesQueryResponse, participants } from '../../mocks/apollo_mock';
+import {
+  participants,
+  getOncallSchedulesQueryResponse,
+  createRotationResponse,
+  createRotationResponseWithErrors,
+} from '../../mocks/apollo_mock';
+
+jest.mock('~/flash');
 
 const schedule =
   getOncallSchedulesQueryResponse.data.project.incidentManagementOncallSchedules.nodes[0];
@@ -16,12 +27,11 @@ const projectPath = 'group/project';
 const mutate = jest.fn();
 const mockHideModal = jest.fn();
 
-localVue.use(VueApollo);
-
-describe('AddRotationModal', () => {
+describe('AddEditRotationModal', () => {
   let wrapper;
   let fakeApollo;
   let userSearchQueryHandler;
+  let createRotationHandler;
 
   async function awaitApolloDomMock() {
     await wrapper.vm.$nextTick(); // kick off the DOM update
@@ -29,8 +39,12 @@ describe('AddRotationModal', () => {
     await wrapper.vm.$nextTick(); // kick off the DOM update for flash
   }
 
+  async function createRotation(localWrapper) {
+    localWrapper.find(GlModal).vm.$emit('primary', { preventDefault: jest.fn() });
+  }
+
   const createComponent = ({ data = {}, props = {}, loading = false } = {}) => {
-    wrapper = shallowMount(AddRotationModal, {
+    wrapper = shallowMount(AddEditRotationModal, {
       data() {
         return {
           ...data,
@@ -55,13 +69,31 @@ describe('AddRotationModal', () => {
         },
       },
     });
-    wrapper.vm.$refs.createScheduleRotationModal.hide = mockHideModal;
+    wrapper.vm.$refs.addEditScheduleRotationModal.hide = mockHideModal;
   };
 
-  const createComponentWithApollo = ({ search = '' } = {}) => {
-    fakeApollo = createMockApollo([[usersSearchQuery, userSearchQueryHandler]]);
+  const createComponentWithApollo = ({
+    search = '',
+    createHandler = jest.fn().mockResolvedValue(createRotationResponse),
+  } = {}) => {
+    createRotationHandler = createHandler;
+    localVue.use(VueApollo);
+
+    fakeApollo = createMockApollo([
+      [getOncallSchedulesQuery, jest.fn().mockResolvedValue(getOncallSchedulesQueryResponse)],
+      [usersSearchQuery, userSearchQueryHandler],
+      [createOncallScheduleRotationMutation, createRotationHandler],
+    ]);
+
+    fakeApollo.clients.defaultClient.cache.writeQuery({
+      query: getOncallSchedulesQuery,
+      variables: {
+        projectPath: 'group/project',
+      },
+      data: getOncallSchedulesQueryResponse.data,
+    });
 
-    wrapper = shallowMount(AddRotationModal, {
+    wrapper = shallowMount(AddEditRotationModal, {
       localVue,
       propsData: {
         modalId: addRotationModalId,
@@ -81,6 +113,8 @@ describe('AddRotationModal', () => {
         projectPath,
       },
     });
+
+    wrapper.vm.$refs.addEditScheduleRotationModal.hide = mockHideModal;
   };
 
   beforeEach(() => {
@@ -93,91 +127,26 @@ describe('AddRotationModal', () => {
   });
 
   const findModal = () => wrapper.find(GlModal);
-  const findRotationLength = () => wrapper.find('[id = "rotation-length"]');
-  const findRotationStartsOn = () => wrapper.find('[id = "rotation-time"]');
-  const findUserSelector = () => wrapper.find(GlTokenSelector);
-  const findDropdownOptions = () => wrapper.findAll(GlDropdownItem);
   const findAlert = () => wrapper.find(GlAlert);
 
   it('renders rotation modal layout', () => {
     expect(wrapper.element).toMatchSnapshot();
   });
 
-  describe('Rotation length and start time', () => {
-    it('renders the rotation length value', async () => {
-      const rotationLength = findRotationLength();
-      expect(rotationLength.exists()).toBe(true);
-      expect(rotationLength.attributes('value')).toBe('1');
-    });
-
-    it('renders the rotation starts on datepicker', async () => {
-      const startsOn = findRotationStartsOn();
-      expect(startsOn.exists()).toBe(true);
-      expect(startsOn.attributes('text')).toBe('00:00');
-      expect(startsOn.attributes('headertext')).toBe('');
-    });
-
-    it('should add a check for a rotation length type selected', async () => {
-      const selectedLengthType1 = findDropdownOptions().at(0);
-      const selectedLengthType2 = findDropdownOptions().at(1);
-      selectedLengthType1.vm.$emit('click');
-      await wrapper.vm.$nextTick();
-      expect(selectedLengthType1.props('isChecked')).toBe(true);
-      expect(selectedLengthType2.props('isChecked')).toBe(false);
-    });
-  });
-
-  describe('filter participants', () => {
-    beforeEach(() => {
-      createComponent({ data: { participants } });
-    });
-
-    it('has user options that are populated via apollo', () => {
-      expect(findUserSelector().props('dropdownItems').length).toBe(participants.length);
-    });
-
-    it('calls the API and sets dropdown items as request result', async () => {
-      const tokenSelector = findUserSelector();
-
-      tokenSelector.vm.$emit('focus');
-      tokenSelector.vm.$emit('blur');
-      tokenSelector.vm.$emit('focus');
-
-      await waitForPromises();
-
-      expect(tokenSelector.props('dropdownItems')).toMatchObject(participants);
-      expect(tokenSelector.props('hideDropdownWithNoItems')).toBe(false);
-    });
-
-    it('emits `input` event with selected users', () => {
-      findUserSelector().vm.$emit('input', participants);
-
-      expect(findUserSelector().emitted().input[0][0]).toEqual(participants);
-    });
-
-    it('when text input is blurred the text input clears', async () => {
-      const tokenSelector = findUserSelector();
-      tokenSelector.vm.$emit('blur');
-
-      await wrapper.vm.$nextTick();
-
-      expect(tokenSelector.props('hideDropdownWithNoItems')).toBe(false);
-    });
-  });
-
   describe('Rotation create', () => {
-    it('makes a request with `oncallScheduleRotationCreate` to create a schedule rotation', () => {
+    it('makes a request with `oncallRotationCreate` to create a schedule rotation', () => {
       mutate.mockResolvedValueOnce({});
       findModal().vm.$emit('primary', { preventDefault: jest.fn() });
       expect(mutate).toHaveBeenCalledWith({
         mutation: expect.any(Object),
-        variables: { oncallScheduleRotationCreate: expect.objectContaining({ projectPath }) },
+        update: expect.anything(),
+        variables: { OncallRotationCreateInput: expect.objectContaining({ projectPath }) },
       });
     });
 
     it('does not hide the rotation modal and shows error alert on fail', async () => {
       const error = 'some error';
-      mutate.mockResolvedValueOnce({ data: { oncallScheduleRotationCreate: { errors: [error] } } });
+      mutate.mockResolvedValueOnce({ data: { oncallRotationCreate: { errors: [error] } } });
       findModal().vm.$emit('primary', { preventDefault: jest.fn() });
       await waitForPromises();
       expect(mockHideModal).not.toHaveBeenCalled();
@@ -200,6 +169,31 @@ describe('AddRotationModal', () => {
       expect(userSearchQueryHandler).toHaveBeenCalledWith({ search: 'root' });
     });
 
-    // TODO: Once the BE is complete for the mutation add specs here for that via a creationHandler
+    it('calls a mutation with correct parameters and creates a rotation', async () => {
+      createComponentWithApollo();
+
+      await createRotation(wrapper);
+      await awaitApolloDomMock();
+
+      expect(mockHideModal).toHaveBeenCalled();
+      expect(createRotationHandler).toHaveBeenCalled();
+      expect(createFlash).toHaveBeenCalledWith({
+        message: i18n.rotationCreated,
+        type: FLASH_TYPES.SUCCESS,
+      });
+    });
+
+    it('displays alert if mutation had a recoverable error', async () => {
+      createComponentWithApollo({
+        createHandler: jest.fn().mockResolvedValue(createRotationResponseWithErrors),
+      });
+
+      await createRotation(wrapper);
+      await awaitApolloDomMock();
+
+      const alert = findAlert();
+      expect(alert.exists()).toBe(true);
+      expect(alert.text()).toContain('Houston, we have a problem');
+    });
   });
 });

ee/spec/frontend/oncall_schedule/schedule/components/__snapshots__/rotations_list_section_spec.js.snap

@@ -24,7 +24,9 @@ exports[`RotationsListSectionComponent renders component layout 1`] = `
           buttontextclasses=""
           category="tertiary"
           icon="pencil"
+          role="button"
           size="medium"
+          tabindex="0"
           title="Edit rotation"
           variant="default"
         />
@@ -34,7 +36,9 @@ exports[`RotationsListSectionComponent renders component layout 1`] = `
           buttontextclasses=""
           category="tertiary"
           icon="remove"
+          role="button"
           size="medium"
+          tabindex="0"
           title="Delete rotation"
           variant="default"
         />

ee/spec/frontend/oncall_schedule/schedule/components/schedule_timeline_section_spec.js

 import { shallowMount } from '@vue/test-utils';
-import { GlCard } from '@gitlab/ui';
 import ScheduleTimelineSection from 'ee/oncall_schedules/components/schedule/components/schedule_timeline_section.vue';
 import WeeksHeaderItem from 'ee/oncall_schedules/components/schedule/components/preset_weeks/weeks_header_item.vue';
 import { getTimeframeForWeeksView } from 'ee/oncall_schedules/components/schedule/utils';
 import { PRESET_TYPES } from 'ee/oncall_schedules/constants';
+import { getOncallSchedulesQueryResponse } from '../../mocks/apollo_mock';
 
 describe('TimelineSectionComponent', () => {
   let wrapper;
   const mockTimeframeInitialDate = new Date(2018, 0, 1);
   const mockTimeframeWeeks = getTimeframeForWeeksView(mockTimeframeInitialDate);
+  const schedule =
+    getOncallSchedulesQueryResponse.data.project.incidentManagementOncallSchedules.nodes[0];
 
   function mountComponent({
     presetType = PRESET_TYPES.WEEKS,
@@ -18,9 +20,7 @@ describe('TimelineSectionComponent', () => {
       propsData: {
         presetType,
         timeframe,
-      },
-      stubs: {
-        GlCard,
+        schedule,
       },
     });
   }
@@ -30,10 +30,8 @@ describe('TimelineSectionComponent', () => {
   });
 
   afterEach(() => {
-    if (wrapper) {
     wrapper.destroy();
     wrapper = null;
-    }
   });
 
   it('renders component container element with class `timeline-section`', () => {

locale/gitlab.pot

@@ -19535,6 +19535,15 @@ msgstr ""
 msgid "OnCallSchedules|Sets the default timezone for the schedule, for all participants"
 msgstr ""
 
+msgid "OnCallSchedules|Successfully created a new rotation"
+msgstr ""
+
+msgid "OnCallSchedules|Successfully edited your rotation"
+msgstr ""
+
+msgid "OnCallSchedules|The rotation could not be updated. Please try again."
+msgstr ""
+
 msgid "OnCallSchedules|The schedule could not be deleted. Please try again."
 msgstr ""
 

spec/frontend/lib/utils/datetime_utility_spec.js

@@ -731,3 +731,28 @@ describe('datesMatch', () => {
     expect(datetimeUtility.datesMatch(date1, date2)).toBe(expected);
   });
 });
+
+describe('format24HourTimeStringFromInt', () => {
+  const expectedFormattedTimes = [
+    [0, '00:00'],
+    [2, '02:00'],
+    [6, '06:00'],
+    [9, '09:00'],
+    [10, '10:00'],
+    [16, '16:00'],
+    [22, '22:00'],
+    [32, ''],
+    [NaN, ''],
+    ['Invalid Int', ''],
+    [null, ''],
+    [undefined, ''],
+  ];
+
+  expectedFormattedTimes.forEach(([timeInt, expectedTimeStringIn24HourNotation]) => {
+    it(`formats ${timeInt} as ${expectedTimeStringIn24HourNotation}`, () => {
+      expect(datetimeUtility.format24HourTimeStringFromInt(timeInt)).toBe(
+        expectedTimeStringIn24HourNotation,
+      );
+    });
+  });
+});