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<script>
import { GlSkeletonLoader } from '@gitlab/ui';
import { mapState, mapActions } from 'vuex';
import SafeHtml from '~/vue_shared/directives/safe_html';
import DiffFileHeader from '~/diffs/components/diff_file_header.vue';
import ImageDiffOverlay from '~/diffs/components/image_diff_overlay.vue';
import { getDiffMode } from '~/diffs/store/utils';
import { diffViewerModes } from '~/ide/constants';
import DiffViewer from '~/vue_shared/components/diff_viewer/diff_viewer.vue';
import { isCollapsed } from '~/diffs/utils/diff_file';
import { FILE_DIFF_POSITION_TYPE } from '~/diffs/constants';
const FIRST_CHAR_REGEX = /^(\+|-| )/;
export default {
components: {
DiffFileHeader,
GlSkeletonLoader,
DiffViewer,
ImageDiffOverlay,
},
directives: {
SafeHtml,
},
props: {
discussion: {
type: Object,
required: true,
},
},
data() {
return {
error: false,
};
},
computed: {
...mapState({
projectPath: (state) => state.diffs.projectPath,
}),
diffMode() {
return getDiffMode(this.discussion.diff_file);
},
diffViewerMode() {
return this.discussion.diff_file?.viewer.name;
},
fileDiffRefs() {
return this.discussion.diff_file.diff_refs;
},
headSha() {
return (this.fileDiffRefs ? this.fileDiffRefs.head_sha : this.discussion.commit_id) || '';
},
baseSha() {
return (this.fileDiffRefs ? this.fileDiffRefs.base_sha : this.discussion.commit_id) || '';
},
isTextFile() {
return this.diffViewerMode === diffViewerModes.text;
},
hasTruncatedDiffLines() {
return (
this.discussion.truncated_diff_lines && this.discussion.truncated_diff_lines.length !== 0
);
},
isCollapsed() {
return isCollapsed(this.discussion.diff_file);
},
positionType() {
return this.discussion.position?.position_type;
},
isFileDiscussion() {
return this.positionType === FILE_DIFF_POSITION_TYPE;
},
},
mounted() {
if (this.isTextFile && !this.hasTruncatedDiffLines) {
this.fetchDiff();
}
},
methods: {
...mapActions(['fetchDiscussionDiffLines']),
fetchDiff() {
this.error = false;
this.fetchDiscussionDiffLines(this.discussion)
.then(this.highlight)
.catch(() => {
this.error = true;
});
},
trimChar(line) {
return line.replace(FIRST_CHAR_REGEX, '');
},
},
userColorSchemeClass: window.gon.user_color_scheme,
};
</script>
<template>
<div :class="{ 'text-file': isTextFile }" class="diff-file file-holder">
<diff-file-header
v-if="discussion.diff_file"
:discussion-path="discussion.discussion_path"
:diff-file="discussion.diff_file"
:can-current-user-fork="false"
:expanded="!isCollapsed"
/>
<div v-if="isTextFile" class="diff-content">
<table class="code js-syntax-highlight" :class="$options.userColorSchemeClass">
<template v-if="!isFileDiscussion">
<template v-if="hasTruncatedDiffLines">
<tr
v-for="line in discussion.truncated_diff_lines"
v-once
:key="line.line_code"
class="line_holder"
>
<td :class="line.type" class="diff-line-num old_line">{{ line.old_line }}</td>
<td :class="line.type" class="diff-line-num new_line">{{ line.new_line }}</td>
<td
v-safe-html="trimChar(line.rich_text)"
:class="line.type"
class="line_content"
></td>
</tr>
</template>
<tr v-if="!hasTruncatedDiffLines" class="line_holder line-holder-placeholder">
<td class="old_line diff-line-num"></td>
<td class="new_line diff-line-num"></td>
<td v-if="error" class="js-error-lazy-load-diff diff-loading-error-block">
{{ __('Unable to load the diff') }}
<button
class="gl-button btn-link btn-link-retry gl-p-0 js-toggle-lazy-diff-retry-button gl-reset-font-size!"
@click="fetchDiff"
>
{{ __('Try again') }}
</button>
</td>
<td v-else class="line_content js-success-lazy-load">
<span></span>
<gl-skeleton-loader />
<span></span>
</td>
</tr>
</template>
<tr class="notes_holder">
<td :class="{ 'gl-border-top-0!': isFileDiscussion }" class="notes-content" colspan="3">
<slot></slot>
</td>
</tr>
</table>
</div>
<div v-else class="diff-content">
<diff-viewer
v-if="!isFileDiscussion"
:diff-file="discussion.diff_file"
:diff-mode="diffMode"
:diff-viewer-mode="diffViewerMode"
:new-path="discussion.diff_file.new_path"
:new-sha="headSha"
:old-path="discussion.diff_file.old_path"
:old-sha="baseSha"
:file-hash="discussion.diff_file.file_hash"
:project-path="projectPath"
>
<template #image-overlay="{ renderedWidth, renderedHeight }">
<image-diff-overlay
v-if="renderedWidth"
:rendered-width="renderedWidth"
:rendered-height="renderedHeight"
:discussions="discussion"
:file-hash="discussion.diff_file.file_hash"
:show-comment-icon="true"
:should-toggle-discussion="false"
badge-class="image-comment-badge gl-text-gray-500"
/>
</template>
</diff-viewer>
<slot></slot>
</div>
</div>
</template>
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