zeripath f5b0e2c9d2
Simplify split diff view generation and remove JS dependency ()
Gitea has relied on some slow JS code to match up added and deleted lines on the
diff pages. This can cause a considerable slow down on large diff pages.

This PR makes a small change meaning that the matching up can occur much more simply.

Partial fix 

Signed-off-by: Andrew Thornton <art27@cantab.net>
2021-08-29 15:28:04 +01:00

98 lines
7.2 KiB
Handlebars

{{$file := .file}}
{{range $j, $section := $file.Sections}}
{{range $k, $line := $section.Lines}}
{{$hasmatch := ne $line.Match -1}}
{{if or (ne .GetType 2) (not $hasmatch)}}
<tr class="{{DiffLineTypeToStr .GetType}}-code nl-{{$k}} ol-{{$k}}" data-line-type="{{DiffLineTypeToStr .GetType}}">
{{if eq .GetType 4}}
<td class="lines-num lines-num-old">
{{if or (eq $line.GetExpandDirection 3) (eq $line.GetExpandDirection 5) }}
<a role="button" class="blob-excerpt" data-url="{{$.root.RepoLink}}/blob_excerpt/{{$.root.AfterCommitID}}" data-query="{{$line.GetBlobExcerptQuery}}&style=split&direction=down" data-anchor="diff-{{Sha1 $file.Name}}K{{$line.SectionInfo.RightIdx}}">
{{svg "octicon-fold-down"}}
</a>
{{end}}
{{if or (eq $line.GetExpandDirection 3) (eq $line.GetExpandDirection 4) }}
<a role="button" class="blob-excerpt" data-url="{{$.root.RepoLink}}/blob_excerpt/{{$.root.AfterCommitID}}" data-query="{{$line.GetBlobExcerptQuery}}&style=split&direction=up" data-anchor="diff-{{Sha1 $file.Name}}K{{$line.SectionInfo.RightIdx}}">
{{svg "octicon-fold-up"}}
</a>
{{end}}
{{if eq $line.GetExpandDirection 2}}
<a role="button" class="blob-excerpt" data-url="{{$.root.RepoLink}}/blob_excerpt/{{$.root.AfterCommitID}}" data-query="{{$line.GetBlobExcerptQuery}}&style=split&direction=" data-anchor="diff-{{Sha1 $file.Name}}K{{$line.SectionInfo.RightIdx}}">
{{svg "octicon-fold"}}
</a>
{{end}}
</td>
<td colspan="5" class="lines-code lines-code-old "><code class="code-inner">{{$section.GetComputedInlineDiffFor $line}}</span></td>
{{else if and (eq .GetType 3) $hasmatch}}{{/* DEL */}}
{{$match := index $section.Lines $line.Match}}
<td class="lines-num lines-num-old del-code" data-line-num="{{$line.LeftIdx}}"><span rel="diff-{{Sha1 $file.Name}}L{{$line.LeftIdx}}"></span></td>
<td class="lines-type-marker lines-type-marker-old del-code"><span class="mono" data-type-marker="{{$line.GetLineTypeMarker}}"></span></td>
<td class="lines-code lines-code-old halfwidth del-code">{{if and $.root.SignedUserID $.root.PageIsPullFiles}}<a class="ui primary button add-code-comment add-code-comment-left{{if (not $line.CanComment)}} invisible{{end}}" data-path="{{$file.Name}}" data-side="left" data-idx="{{$line.LeftIdx}}" data-new-comment-url="{{$.root.Issue.HTMLURL}}/files/reviews/new_comment">{{svg "octicon-plus"}}</a>{{end}}<code class="code-inner">{{if $line.LeftIdx}}{{$section.GetComputedInlineDiffFor $line}}{{end}}</code></td>
<td class="lines-num lines-num-new add-code" data-line-num="{{if $match.RightIdx}}{{$match.RightIdx}}{{end}}"><span rel="{{if $match.RightIdx}}diff-{{Sha1 $file.Name}}R{{$match.RightIdx}}{{end}}"></span></td>
<td class="lines-type-marker lines-type-marker-new add-code">{{if $match.RightIdx}}<span class="mono" data-type-marker="{{$match.GetLineTypeMarker}}"></span>{{end}}</td>
<td class="lines-code lines-code-new halfwidth add-code">{{if and $.root.SignedUserID $.root.PageIsPullFiles}}<a class="ui primary button add-code-comment add-code-comment-right{{if (not $match.CanComment)}} invisible{{end}}" data-path="{{$file.Name}}" data-side="right" data-idx="{{$match.RightIdx}}" data-new-comment-url="{{$.root.Issue.HTMLURL}}/files/reviews/new_comment">{{svg "octicon-plus"}}</a>{{end}}<code class="code-inner">{{if $match.RightIdx}}{{$section.GetComputedInlineDiffFor $match}}{{end}}</code></td>
{{else}}
<td class="lines-num lines-num-old" data-line-num="{{if $line.LeftIdx}}{{$line.LeftIdx}}{{end}}"><span rel="{{if $line.LeftIdx}}diff-{{Sha1 $file.Name}}L{{$line.LeftIdx}}{{end}}"></span></td>
<td class="lines-type-marker lines-type-marker-old">{{if $line.LeftIdx}}<span class="mono" data-type-marker="{{$line.GetLineTypeMarker}}"></span>{{end}}</td>
<td class="lines-code lines-code-old halfwidth">{{if and $.root.SignedUserID $.root.PageIsPullFiles (not (eq .GetType 2))}}<a class="ui primary button add-code-comment add-code-comment-left{{if (not $line.CanComment)}} invisible{{end}}" data-path="{{$file.Name}}" data-side="left" data-idx="{{$line.LeftIdx}}" data-new-comment-url="{{$.root.Issue.HTMLURL}}/files/reviews/new_comment">{{svg "octicon-plus"}}</a>{{end}}<code class="code-inner">{{if $line.LeftIdx}}{{$section.GetComputedInlineDiffFor $line}}{{end}}</code></td>
<td class="lines-num lines-num-new" data-line-num="{{if $line.RightIdx}}{{$line.RightIdx}}{{end}}"><span rel="{{if $line.RightIdx}}diff-{{Sha1 $file.Name}}R{{$line.RightIdx}}{{end}}"></span></td>
<td class="lines-type-marker lines-type-marker-new">{{if $line.RightIdx}}<span class="mono" data-type-marker="{{$line.GetLineTypeMarker}}"></span>{{end}}</td>
<td class="lines-code lines-code-new halfwidth">{{if and $.root.SignedUserID $.root.PageIsPullFiles (not (eq .GetType 3))}}<a class="ui primary button add-code-comment add-code-comment-right{{if (not $line.CanComment)}} invisible{{end}}" data-path="{{$file.Name}}" data-side="right" data-idx="{{$line.RightIdx}}" data-new-comment-url="{{$.root.Issue.HTMLURL}}/files/reviews/new_comment">{{svg "octicon-plus"}}</a>{{end}}<code class="code-inner">{{if $line.RightIdx}}{{$section.GetComputedInlineDiffFor $line}}{{end}}</code></td>
{{end}}
</tr>
{{if and (eq .GetType 3) $hasmatch}}
{{$match := index $section.Lines $line.Match}}
{{if or (gt (len $line.Comments) 0) (gt (len $match.Comments) 0)}}
<tr class="add-comment" data-line-type="{{DiffLineTypeToStr .GetType}}">
<td class="lines-num"></td>
<td class="lines-type-marker"></td>
<td class="add-comment-left">
{{if gt (len $line.Comments) 0}}
{{if eq $line.GetCommentSide "previous"}}
{{template "repo/diff/conversation" mergeinto $.root "comments" $line.Comments}}
{{end}}
{{end}}
{{if gt (len $match.Comments) 0}}
{{if eq $match.GetCommentSide "previous"}}
{{template "repo/diff/conversation" mergeinto $.root "comments" $match.Comments}}
{{end}}
{{end}}
</td>
<td class="lines-num"></td>
<td class="lines-type-marker"></td>
<td class="add-comment-right">
{{if eq $line.GetCommentSide "proposed"}}
{{template "repo/diff/conversation" mergeinto $.root "comments" $line.Comments}}
{{end}}
{{if gt (len $match.Comments) 0}}
{{if eq $match.GetCommentSide "proposed"}}
{{template "repo/diff/conversation" mergeinto $.root "comments" $match.Comments}}
{{end}}
{{end}}
</td>
</tr>
{{end}}
{{else if gt (len $line.Comments) 0}}
<tr class="add-comment" data-line-type="{{DiffLineTypeToStr .GetType}}">
<td class="lines-num"></td>
<td class="lines-type-marker"></td>
<td class="add-comment-left">
{{if gt (len $line.Comments) 0}}
{{if eq $line.GetCommentSide "previous"}}
{{template "repo/diff/conversation" mergeinto $.root "comments" $line.Comments}}
{{end}}
{{end}}
</td>
<td class="lines-num"></td>
<td class="lines-type-marker"></td>
<td class="add-comment-right">
{{if eq $line.GetCommentSide "proposed"}}
{{template "repo/diff/conversation" mergeinto $.root "comments" $line.Comments}}
{{end}}
</td>
</tr>
{{end}}
{{end}}
{{end}}
{{end}}