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<script>
import { GlIcon, GlSafeHtmlDirective } from '@gitlab/ui';
import glFeatureFlagsMixin from '~/vue_shared/mixins/gl_feature_flags_mixin';
import LineHighlighter from '~/blob/line_highlighter';
import { HIGHLIGHT_CLASS_NAME } from './constants';
import ViewerMixin from './mixins';
export default {
name: 'SimpleViewer',
components: {
GlIcon,
},
directives: {
SafeHtml: GlSafeHtmlDirective,
},
mixins: [ViewerMixin, glFeatureFlagsMixin()],
inject: ['blobHash'],
data() {
return {
highlightedLine: null,
};
},
computed: {
refactorBlobViewerEnabled() {
return this.glFeatures.refactorBlobViewer;
},
lineNumbers() {
return this.content.split('\n').length;
},
},
mounted() {
if (this.refactorBlobViewerEnabled) {
// This line will be removed once we start using highlight.js on the frontend (https://gitlab.com/groups/gitlab-org/-/epics/7146)
new LineHighlighter(); // eslint-disable-line no-new
} else {
const { hash } = window.location;
if (hash) this.scrollToLine(hash, true);
}
},
methods: {
scrollToLine(hash, scroll = false) {
const lineToHighlight = hash && this.$el.querySelector(hash);
const currentlyHighlighted = this.highlightedLine;
if (lineToHighlight) {
if (currentlyHighlighted) {
currentlyHighlighted.classList.remove(HIGHLIGHT_CLASS_NAME);
}
lineToHighlight.classList.add(HIGHLIGHT_CLASS_NAME);
this.highlightedLine = lineToHighlight;
if (scroll) {
lineToHighlight.scrollIntoView({ behavior: 'smooth', block: 'center' });
}
}
},
},
userColorScheme: window.gon.user_color_scheme,
};
</script>
<template>
<div>
<div class="file-content code js-syntax-highlight" :class="$options.userColorScheme">
<div v-if="!hideLineNumbers" class="line-numbers gl-pt-0!">
<a
v-for="line in lineNumbers"
:id="`L${line}`"
:key="line"
class="diff-line-num js-line-number"
:href="`#LC${line}`"
:data-line-number="line"
@click="scrollToLine(`#LC${line}`)"
>
<gl-icon :size="12" name="link" />
{{ line }}
</a>
</div>
<div class="blob-content">
<pre
class="code highlight gl-p-0! gl-display-flex"
><code v-safe-html="content" :data-blob-hash="blobHash"></code></pre>
</div>
</div>
</div>
</template>
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