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|
<script>
import {
GlDropdown,
GlDropdownItem,
GlDropdownSectionHeader,
GlInfiniteScroll,
GlLoadingIcon,
GlSearchBoxByType,
} from '@gitlab/ui';
import { historyPushState } from '~/lib/utils/common_utils';
import { setUrlParams } from '~/lib/utils/url_utility';
import { s__ } from '~/locale';
import {
BRANCH_PAGINATION_LIMIT,
BRANCH_SEARCH_DEBOUNCE,
DEFAULT_FAILURE,
} from '~/pipeline_editor/constants';
import getAvailableBranches from '~/pipeline_editor/graphql/queries/available_branches.graphql';
import getCurrentBranch from '~/pipeline_editor/graphql/queries/client/current_branch.graphql';
export default {
i18n: {
dropdownHeader: s__('Switch Branch'),
title: s__('Branches'),
fetchError: s__('Unable to fetch branch list for this project.'),
},
inputDebounce: BRANCH_SEARCH_DEBOUNCE,
components: {
GlDropdown,
GlDropdownItem,
GlDropdownSectionHeader,
GlInfiniteScroll,
GlLoadingIcon,
GlSearchBoxByType,
},
inject: ['projectFullPath', 'totalBranches'],
props: {
paginationLimit: {
type: Number,
required: false,
default: BRANCH_PAGINATION_LIMIT,
},
},
data() {
return {
branches: [],
page: {
limit: this.paginationLimit,
offset: 0,
searchTerm: '',
},
};
},
apollo: {
availableBranches: {
query: getAvailableBranches,
variables() {
return {
limit: this.page.limit,
offset: this.page.offset,
projectFullPath: this.projectFullPath,
searchPattern: this.searchPattern,
};
},
update(data) {
return data.project?.repository?.branchNames || [];
},
result({ data }) {
const newBranches = data.project?.repository?.branchNames || [];
// check that we're not re-concatenating existing fetch results
if (!this.branches.includes(newBranches[0])) {
this.branches = this.branches.concat(newBranches);
}
},
error() {
this.$emit('showError', {
type: DEFAULT_FAILURE,
reasons: [this.$options.i18n.fetchError],
});
},
},
currentBranch: {
query: getCurrentBranch,
},
},
computed: {
isBranchesLoading() {
return this.$apollo.queries.availableBranches.loading;
},
showBranchSwitcher() {
return this.branches.length > 0 || this.page.searchTerm.length > 0;
},
searchPattern() {
if (this.page.searchTerm === '') {
return '*';
}
return `*${this.page.searchTerm}*`;
},
},
methods: {
// if there is no searchPattern, paginate by {paginationLimit} branches
fetchNextBranches() {
if (
this.isBranchesLoading ||
this.page.searchTerm.length > 0 ||
this.branches.length === this.totalBranches
) {
return;
}
this.page = {
...this.page,
limit: this.paginationLimit,
offset: this.page.offset + this.paginationLimit,
};
},
async selectBranch(newBranch) {
if (newBranch === this.currentBranch) {
return;
}
await this.$apollo.getClient().writeQuery({
query: getCurrentBranch,
data: { currentBranch: newBranch },
});
const updatedPath = setUrlParams({ branch_name: newBranch });
historyPushState(updatedPath);
this.$emit('refetchContent');
},
setSearchTerm(newSearchTerm) {
this.branches = [];
this.page = {
limit: newSearchTerm.trim() === '' ? this.paginationLimit : this.totalBranches,
offset: 0,
searchTerm: newSearchTerm.trim(),
};
},
},
};
</script>
<template>
<gl-dropdown
v-if="showBranchSwitcher"
class="gl-ml-2"
:header-text="$options.i18n.dropdownHeader"
:text="currentBranch"
icon="branch"
>
<gl-search-box-by-type :debounce="$options.inputDebounce" @input="setSearchTerm" />
<gl-dropdown-section-header>
{{ $options.i18n.title }}
</gl-dropdown-section-header>
<gl-infinite-scroll
:fetched-items="branches.length"
:total-items="totalBranches"
:max-list-height="250"
@bottomReached="fetchNextBranches"
>
<template #items>
<gl-dropdown-item
v-for="branch in branches"
:key="branch"
:is-checked="currentBranch === branch"
:is-check-item="true"
@click="selectBranch(branch)"
>
{{ branch }}
</gl-dropdown-item>
</template>
<template #default>
<gl-dropdown-item v-if="isBranchesLoading" key="loading">
<gl-loading-icon size="md" />
</gl-dropdown-item>
</template>
</gl-infinite-scroll>
</gl-dropdown>
</template>
|
