Fix template error when comment review doesn't exist (#29888)

Fix #29885

models/fixtures/comment.yml

@@ -75,3 +75,11 @@
   content: "comment in private pository"
   created_unix: 946684811
   updated_unix: 946684811
+
+-
+  id: 9
+  type: 22 # review
+  poster_id: 2
+  issue_id: 2 # in repo_id 1
+  review_id: 20
+  created_unix: 946684810

models/fixtures/review.yml

@@ -170,3 +170,12 @@
   content: "review request for user15"
   updated_unix: 946684835
   created_unix: 946684835
+
+-
+  id: 20
+  type: 22
+  reviewer_id: 1
+  issue_id: 2
+  content: "Review Comment"
+  updated_unix: 946684810
+  created_unix: 946684810

routers/web/repo/pull_review_test.go

@@ -4,6 +4,7 @@
 package repo
 
 import (
+	"net/http"
 	"net/http/httptest"
 	"testing"
 
@@ -73,4 +74,20 @@ func TestRenderConversation(t *testing.T) {
 		renderConversation(ctx, preparedComment, "timeline")
 		assert.Contains(t, resp.Body.String(), `<div id="code-comments-`)
 	})
+	run("diff non-existing review", func(t *testing.T, ctx *context.Context, resp *httptest.ResponseRecorder) {
+		err := db.TruncateBeans(db.DefaultContext, &issues_model.Review{})
+		assert.NoError(t, err)
+		ctx.Data["ShowOutdatedComments"] = true
+		renderConversation(ctx, preparedComment, "diff")
+		assert.Equal(t, http.StatusOK, resp.Code)
+		assert.NotContains(t, resp.Body.String(), `status-page-500`)
+	})
+	run("timeline non-existing review", func(t *testing.T, ctx *context.Context, resp *httptest.ResponseRecorder) {
+		err := db.TruncateBeans(db.DefaultContext, &issues_model.Review{})
+		assert.NoError(t, err)
+		ctx.Data["ShowOutdatedComments"] = true
+		renderConversation(ctx, preparedComment, "timeline")
+		assert.Equal(t, http.StatusOK, resp.Code)
+		assert.NotContains(t, resp.Body.String(), `status-page-500`)
+	})
 }

templates/repo/diff/comments.tmpl

@@ -37,7 +37,7 @@
 						{{ctx.Locale.Tr "repo.issues.review.outdated"}}
 					</a>
 				{{end}}
-				{{if and .Review}}
+				{{if .Review}}
 					{{if eq .Review.Type 0}}
 						<div class="ui label basic small yellow pending-label" data-tooltip-content="{{ctx.Locale.Tr "repo.issues.review.pending.tooltip" (ctx.Locale.Tr "repo.diff.review") (ctx.Locale.Tr "repo.diff.review.approve") (ctx.Locale.Tr "repo.diff.review.comment") (ctx.Locale.Tr "repo.diff.review.reject")}}">
 						{{ctx.Locale.Tr "repo.issues.review.pending"}}

templates/repo/diff/conversation.tmpl

@@ -1,66 +1,72 @@
-{{$resolved := (index .comments 0).IsResolved}}
+{{if len .comments}}
-{{$invalid := (index .comments 0).Invalidated}}
+	{{$comment := index .comments 0}}
-{{$resolveDoer := (index .comments 0).ResolveDoer}}
+	{{$resolved := $comment.IsResolved}}
-{{$isNotPending := (not (eq (index .comments 0).Review.Type 0))}}
+	{{$invalid := $comment.Invalidated}}
-{{$referenceUrl := printf "%s#%s" $.Issue.Link (index .comments 0).HashTag}}
+	{{$resolveDoer := $comment.ResolveDoer}}
-<div class="conversation-holder" data-path="{{(index .comments 0).TreePath}}" data-side="{{if lt (index .comments 0).Line 0}}left{{else}}right{{end}}" data-idx="{{(index .comments 0).UnsignedLine}}">
+	{{$hasReview := and $comment.Review}}
-	{{if $resolved}}
+	{{$isReviewPending := and $hasReview (eq $comment.Review.Type 0)}}
-		<div class="ui attached header resolved-placeholder gt-df gt-ac gt-sb">
+	{{$referenceUrl := printf "%s#%s" $.Issue.Link $comment.HashTag}}
-			<div class="ui grey text gt-df gt-ac gt-fw gt-gap-2">
+	<div class="conversation-holder" data-path="{{$comment.TreePath}}" data-side="{{if lt $comment.Line 0}}left{{else}}right{{end}}" data-idx="{{$comment.UnsignedLine}}">
-				{{svg "octicon-check" 16 "icon gt-mr-2"}}
+		{{if $resolved}}
-				<b>{{$resolveDoer.Name}}</b> {{ctx.Locale.Tr "repo.issues.review.resolved_by"}}
+			<div class="ui attached header resolved-placeholder gt-df gt-ac gt-sb">
-				{{if $invalid}}
+				<div class="ui grey text gt-df gt-ac gt-fw gt-gap-2">
-					<!--
+					{{svg "octicon-check" 16 "icon gt-mr-2"}}
-					We only handle the case $resolved=true and $invalid=true in this template because if the comment is not resolved it has the outdated label in the comments area (not the header above).
+					<b>{{$resolveDoer.Name}}</b> {{ctx.Locale.Tr "repo.issues.review.resolved_by"}}
-					The case $resolved=false and $invalid=true is handled in repo/diff/comments.tmpl
+					{{if $invalid}}
-					-->
+						<!--
-					<a href="{{$referenceUrl}}" class="ui label basic small gt-ml-3" data-tooltip-content="{{ctx.Locale.Tr "repo.issues.review.outdated_description"}}">
+						We only handle the case $resolved=true and $invalid=true in this template because if the comment is not resolved it has the outdated label in the comments area (not the header above).
-						{{ctx.Locale.Tr "repo.issues.review.outdated"}}
+						The case $resolved=false and $invalid=true is handled in repo/diff/comments.tmpl
-					</a>
+						-->
+						<a href="{{$referenceUrl}}" class="ui label basic small gt-ml-3" data-tooltip-content="{{ctx.Locale.Tr "repo.issues.review.outdated_description"}}">
+							{{ctx.Locale.Tr "repo.issues.review.outdated"}}
+						</a>
+					{{end}}
+				</div>
+				<div class="gt-df gt-ac gt-gap-3">
+					<button id="show-outdated-{{$comment.ID}}" data-comment="{{$comment.ID}}" class="ui tiny labeled button show-outdated gt-df gt-ac">
+						{{svg "octicon-unfold" 16 "gt-mr-3"}}
+						{{ctx.Locale.Tr "repo.issues.review.show_resolved"}}
+					</button>
+					<button id="hide-outdated-{{$comment.ID}}" data-comment="{{$comment.ID}}" class="ui tiny labeled button hide-outdated gt-df gt-ac gt-hidden">
+						{{svg "octicon-fold" 16 "gt-mr-3"}}
+						{{ctx.Locale.Tr "repo.issues.review.hide_resolved"}}
+					</button>
+				</div>
+			</div>
+		{{end}}
+		<div id="code-comments-{{$comment.ID}}" class="field comment-code-cloud {{if $resolved}}gt-hidden{{end}}">
+			<div class="comment-list">
+				<ui class="ui comments">
+					{{template "repo/diff/comments" dict "root" $ "comments" .comments}}
+				</ui>
+			</div>
+			<div class="gt-df gt-je gt-ac gt-fw gt-mt-3">
+				<div class="ui buttons gt-mr-2">
+					<button class="ui icon tiny basic button previous-conversation">
+						{{svg "octicon-arrow-up" 12 "icon"}} {{ctx.Locale.Tr "repo.issues.previous"}}
+					</button>
+					<button class="ui icon tiny basic button next-conversation">
+						{{svg "octicon-arrow-down" 12 "icon"}} {{ctx.Locale.Tr "repo.issues.next"}}
+					</button>
+				</div>
+				{{if and $.CanMarkConversation $hasReview (not $isReviewPending)}}
+					<button class="ui icon tiny basic button resolve-conversation" data-origin="diff" data-action="{{if not $resolved}}Resolve{{else}}UnResolve{{end}}" data-comment-id="{{$comment.ID}}" data-update-url="{{$.RepoLink}}/issues/resolve_conversation">
+						{{if $resolved}}
+							{{ctx.Locale.Tr "repo.issues.review.un_resolve_conversation"}}
+						{{else}}
+							{{ctx.Locale.Tr "repo.issues.review.resolve_conversation"}}
+						{{end}}
+					</button>
+				{{end}}
+				{{if and $.SignedUserID (not $.Repository.IsArchived)}}
+					<button class="comment-form-reply ui primary tiny labeled icon button gt-ml-2 gt-mr-0">
+						{{svg "octicon-reply" 16 "reply icon gt-mr-2"}}{{ctx.Locale.Tr "repo.diff.comment.reply"}}
+					</button>
 				{{end}}
 			</div>
-			<div class="gt-df gt-ac gt-gap-3">
+			{{template "repo/diff/comment_form_datahandler" dict "hidden" true "reply" $comment.ReviewID "root" $ "comment" $comment}}
-				<button id="show-outdated-{{(index .comments 0).ID}}" data-comment="{{(index .comments 0).ID}}" class="ui tiny labeled button show-outdated gt-df gt-ac">
-					{{svg "octicon-unfold" 16 "gt-mr-3"}}
-					{{ctx.Locale.Tr "repo.issues.review.show_resolved"}}
-				</button>
-				<button id="hide-outdated-{{(index .comments 0).ID}}" data-comment="{{(index .comments 0).ID}}" class="ui tiny labeled button hide-outdated gt-df gt-ac gt-hidden">
-					{{svg "octicon-fold" 16 "gt-mr-3"}}
-					{{ctx.Locale.Tr "repo.issues.review.hide_resolved"}}
-				</button>
-			</div>
 		</div>
-	{{end}}
-	<div id="code-comments-{{(index  .comments 0).ID}}" class="field comment-code-cloud {{if $resolved}}gt-hidden{{end}}">
-		<div class="comment-list">
-			<ui class="ui comments">
-				{{template "repo/diff/comments" dict "root" $ "comments" .comments}}
-			</ui>
-		</div>
-		<div class="gt-df gt-je gt-ac gt-fw gt-mt-3">
-			<div class="ui buttons gt-mr-2">
-				<button class="ui icon tiny basic button previous-conversation">
-					{{svg "octicon-arrow-up" 12 "icon"}} {{ctx.Locale.Tr "repo.issues.previous"}}
-				</button>
-				<button class="ui icon tiny basic button next-conversation">
-					{{svg "octicon-arrow-down" 12 "icon"}} {{ctx.Locale.Tr "repo.issues.next"}}
-				</button>
-			</div>
-			{{if and $.CanMarkConversation $isNotPending}}
-				<button class="ui icon tiny basic button resolve-conversation" data-origin="diff" data-action="{{if not $resolved}}Resolve{{else}}UnResolve{{end}}" data-comment-id="{{(index .comments 0).ID}}" data-update-url="{{$.RepoLink}}/issues/resolve_conversation">
-					{{if $resolved}}
-						{{ctx.Locale.Tr "repo.issues.review.un_resolve_conversation"}}
-					{{else}}
-						{{ctx.Locale.Tr "repo.issues.review.resolve_conversation"}}
-					{{end}}
-				</button>
-			{{end}}
-			{{if and $.SignedUserID (not $.Repository.IsArchived)}}
-				<button class="comment-form-reply ui primary tiny labeled icon button gt-ml-2 gt-mr-0">
-					{{svg "octicon-reply" 16 "reply icon gt-mr-2"}}{{ctx.Locale.Tr "repo.diff.comment.reply"}}
-				</button>
-			{{end}}
-		</div>
-		{{template "repo/diff/comment_form_datahandler" dict "hidden" true "reply" (index .comments 0).ReviewID "root" $ "comment" (index .comments 0)}}
 	</div>
-</div>
+{{else}}
+	{{template "repo/diff/conversation_outdated"}}
+{{end}}

templates/repo/issue/view_content/comments.tmpl

@@ -371,27 +371,31 @@
 		{{else if eq .Type 22}}
 			<div class="timeline-item-group" id="{{.HashTag}}">
 				<div class="timeline-item event">
+					{{$reviewType := -1}}
+					{{if .Review}}{{$reviewType = .Review.Type}}{{end}}
 					{{if not .OriginalAuthor}}
 					{{/* Some timeline avatars need a offset to correctly align with their speech
 							bubble. The condition depends on review type and for positive reviews whether
 							there is a comment element or not */}}
-					<a class="timeline-avatar{{if or (and (eq .Review.Type 1) (or .Content .Attachments)) (and (eq .Review.Type 2) (or .Content .Attachments)) (eq .Review.Type 3)}} timeline-avatar-offset{{end}}"{{if gt .Poster.ID 0}} href="{{.Poster.HomeLink}}"{{end}}>
+					<a class="timeline-avatar{{if or (and (eq $reviewType 1) (or .Content .Attachments)) (and (eq $reviewType 2) (or .Content .Attachments)) (eq $reviewType 3)}} timeline-avatar-offset{{end}}"{{if gt .Poster.ID 0}} href="{{.Poster.HomeLink}}"{{end}}>
 						{{ctx.AvatarUtils.Avatar .Poster 40}}
 					</a>
 					{{end}}
-					<span class="badge{{if eq .Review.Type 1}} tw-bg-green tw-text-white{{else if eq .Review.Type 3}} tw-bg-red tw-text-white{{end}}">{{svg (printf "octicon-%s" .Review.Type.Icon)}}</span>
+					<span class="badge{{if eq $reviewType 1}} tw-bg-green tw-text-white{{else if eq $reviewType 3}} tw-bg-red tw-text-white{{end}}">
+						{{if .Review}}{{svg (printf "octicon-%s" .Review.Type.Icon)}}{{end}}
+					</span>
 					<span class="text grey muted-links">
 						{{template "repo/issue/view_content/comments_authorlink" dict "ctxData" $ "comment" .}}
-						{{if eq .Review.Type 1}}
+						{{if eq $reviewType 1}}
 							{{ctx.Locale.Tr "repo.issues.review.approve" $createdStr}}
-						{{else if eq .Review.Type 2}}
+						{{else if eq $reviewType 2}}
 							{{ctx.Locale.Tr "repo.issues.review.comment" $createdStr}}
-						{{else if eq .Review.Type 3}}
+						{{else if eq $reviewType 3}}
 							{{ctx.Locale.Tr "repo.issues.review.reject" $createdStr}}
 						{{else}}
 							{{ctx.Locale.Tr "repo.issues.review.comment" $createdStr}}
 						{{end}}
-						{{if .Review.Dismissed}}
+						{{if and .Review .Review.Dismissed}}
 							<div class="ui small label">{{ctx.Locale.Tr "repo.issues.review.dismissed_label"}}</div>
 						{{end}}
 					</span>
@@ -451,7 +455,7 @@
 				</div>
 				{{end}}
 
-				{{if .Review.CodeComments}}
+				{{if and .Review .Review.CodeComments}}
 				<div class="timeline-item event">
 					{{range $filename, $lines := .Review.CodeComments}}
 						{{range $line, $comms := $lines}}
@@ -607,10 +611,12 @@
 					<span class="text grey muted-links">
 						{{template "shared/user/authorlink" .Poster}}
 						{{$reviewerName := ""}}
-						{{if eq .Review.OriginalAuthor ""}}
+						{{if .Review}}
-							{{$reviewerName = .Review.Reviewer.Name}}
+							{{if eq .Review.OriginalAuthor ""}}
-						{{else}}
+								{{$reviewerName = .Review.Reviewer.Name}}
-							{{$reviewerName = .Review.OriginalAuthor}}
+							{{else}}
+								{{$reviewerName = .Review.OriginalAuthor}}
+							{{end}}
 						{{end}}
 						{{ctx.Locale.Tr "repo.issues.review.dismissed" $reviewerName $createdStr}}
 					</span>

templates/repo/issue/view_content/conversation.tmpl

@@ -1,137 +1,143 @@
-{{$invalid := (index .comments 0).Invalidated}}
+{{if len .comments}}
-{{$resolved := (index .comments 0).IsResolved}}
+	{{$comment := index .comments 0}}
-{{$resolveDoer := (index .comments 0).ResolveDoer}}
+	{{$invalid := $comment.Invalidated}}
-{{$isNotPending := (not (eq (index .comments 0).Review.Type 0))}}
+	{{$resolved := $comment.IsResolved}}
-<div class="ui segments conversation-holder">
+	{{$resolveDoer := $comment.ResolveDoer}}
-	<div class="ui segment collapsible-comment-box gt-py-3 gt-df gt-ac gt-sb">
+	{{$hasReview := and $comment.Review}}
-		<div class="gt-df gt-ac">
+	{{$isReviewPending := and $hasReview (eq $comment.Review.Type 0)}}
-			<a href="{{(index .comments 0).CodeCommentLink ctx}}" class="file-comment gt-ml-3 gt-word-break">{{(index .comments 0).TreePath}}</a>
+	<div class="ui segments conversation-holder">
-			{{if $invalid}}
+		<div class="ui segment collapsible-comment-box gt-py-3 gt-df gt-ac gt-sb">
-				<span class="ui label basic small gt-ml-3" data-tooltip-content="{{ctx.Locale.Tr "repo.issues.review.outdated_description"}}">
+			<div class="gt-df gt-ac">
-					{{ctx.Locale.Tr "repo.issues.review.outdated"}}
+				<a href="{{$comment.CodeCommentLink ctx}}" class="file-comment gt-ml-3 gt-word-break">{{$comment.TreePath}}</a>
-				</span>
+				{{if $invalid}}
-			{{end}}
+					<span class="ui label basic small gt-ml-3" data-tooltip-content="{{ctx.Locale.Tr "repo.issues.review.outdated_description"}}">
-		</div>
+						{{ctx.Locale.Tr "repo.issues.review.outdated"}}
-		<div>
+					</span>
-			{{if or $invalid $resolved}}
-				<button id="show-outdated-{{(index .comments 0).ID}}" data-comment="{{(index .comments 0).ID}}" class="{{if not $resolved}}gt-hidden {{end}}ui compact labeled button show-outdated gt-df gt-ac">
-					{{svg "octicon-unfold" 16 "gt-mr-3"}}
-					{{if $resolved}}
-						{{ctx.Locale.Tr "repo.issues.review.show_resolved"}}
-					{{else}}
-						{{ctx.Locale.Tr "repo.issues.review.show_outdated"}}
-					{{end}}
-				</button>
-				<button id="hide-outdated-{{(index .comments 0).ID}}" data-comment="{{(index .comments 0).ID}}" class="{{if $resolved}}gt-hidden {{end}}ui compact labeled button hide-outdated gt-df gt-ac">
-					{{svg "octicon-fold" 16 "gt-mr-3"}}
-					{{if $resolved}}
-						{{ctx.Locale.Tr "repo.issues.review.hide_resolved"}}
-					{{else}}
-						{{ctx.Locale.Tr "repo.issues.review.hide_outdated"}}
-					{{end}}
-				</button>
-			{{end}}
-		</div>
-	</div>
-	{{$diff := (CommentMustAsDiff ctx (index .comments 0))}}
-	{{if $diff}}
-		{{$file := (index $diff.Files 0)}}
-		<div id="code-preview-{{(index .comments 0).ID}}" class="ui table segment{{if $resolved}} gt-hidden{{end}}">
-			<div class="diff-file-box diff-box file-content {{TabSizeClass $.Editorconfig $file.Name}}">
-				<div class="file-body file-code code-view code-diff code-diff-unified unicode-escaped">
-					<table>
-						<tbody>
-							{{template "repo/diff/section_unified" dict "file" $file "root" $}}
-						</tbody>
-					</table>
-				</div>
-			</div>
-		</div>
-	{{end}}
-	<div id="code-comments-{{(index .comments 0).ID}}" class="comment-code-cloud ui segment{{if $resolved}} gt-hidden{{end}}">
-		<div class="ui comments gt-mb-0">
-			{{range .comments}}
-				{{$createdSubStr:= TimeSinceUnix .CreatedUnix ctx.Locale}}
-				<div class="comment code-comment gt-pb-4" id="{{.HashTag}}">
-					<div class="content">
-						<div class="header comment-header">
-							<div class="comment-header-left gt-df gt-ac">
-								{{if not .OriginalAuthor}}
-									<a class="avatar">
-										{{ctx.AvatarUtils.Avatar .Poster 20}}
-									</a>
-								{{end}}
-								<span class="text grey muted-links">
-									{{if .OriginalAuthor}}
-										<span class="text black">
-											{{svg (MigrationIcon $.Repository.GetOriginalURLHostname)}}
-											{{.OriginalAuthor}}
-										</span>
-										{{if $.Repository.OriginalURL}}
-										<span class="migrate">({{ctx.Locale.Tr "repo.migrated_from" $.Repository.OriginalURL $.Repository.GetOriginalURLHostname}})</span>
-										{{end}}
-									{{else}}
-										{{template "shared/user/authorlink" .Poster}}
-									{{end}}
-									{{ctx.Locale.Tr "repo.issues.commented_at" .HashTag $createdSubStr}}
-								</span>
-							</div>
-							<div class="comment-header-right actions gt-df gt-ac">
-								{{template "repo/issue/view_content/show_role" dict "ShowRole" .ShowRole}}
-								{{if not $.Repository.IsArchived}}
-									{{template "repo/issue/view_content/add_reaction" dict "ctxData" $ "ActionURL" (printf "%s/comments/%d/reactions" $.RepoLink .ID)}}
-									{{template "repo/issue/view_content/context_menu" dict "ctxData" $ "item" . "delete" true "issue" true "diff" true "IsCommentPoster" (and $.IsSigned (eq $.SignedUserID .PosterID))}}
-								{{end}}
-							</div>
-						</div>
-						<div class="text comment-content">
-							<div class="render-content markup" {{if or $.Permission.IsAdmin $.HasIssuesOrPullsWritePermission (and $.IsSigned (eq $.SignedUserID .PosterID))}}data-can-edit="true"{{end}}>
-							{{if .RenderedContent}}
-								{{.RenderedContent}}
-							{{else}}
-								<span class="no-content">{{ctx.Locale.Tr "repo.issues.no_content"}}</span>
-							{{end}}
-							</div>
-							<div id="issuecomment-{{.ID}}-raw" class="raw-content gt-hidden">{{.Content}}</div>
-							<div class="edit-content-zone gt-hidden" data-update-url="{{$.RepoLink}}/comments/{{.ID}}" data-context="{{$.RepoLink}}" data-attachment-url="{{$.RepoLink}}/comments/{{.ID}}/attachments"></div>
-							{{if .Attachments}}
-								{{template "repo/issue/view_content/attachments" dict "Attachments" .Attachments "RenderedContent" .RenderedContent}}
-							{{end}}
-						</div>
-						{{$reactions := .Reactions.GroupByType}}
-						{{if $reactions}}
-							{{template "repo/issue/view_content/reactions" dict "ctxData" $ "ActionURL" (printf "%s/comments/%d/reactions" $.RepoLink .ID) "Reactions" $reactions}}
-						{{end}}
-					</div>
-				</div>
-			{{end}}
-		</div>
-		<div class="code-comment-buttons gt-df gt-ac gt-fw gt-mt-3 gt-mb-2 gt-mx-3">
-			<div class="gt-f1">
-				{{if $resolved}}
-					<div class="ui grey text">
-						{{svg "octicon-check" 16 "gt-mr-2"}}
-						<b>{{$resolveDoer.Name}}</b> {{ctx.Locale.Tr "repo.issues.review.resolved_by"}}
-					</div>
 				{{end}}
 			</div>
-			<div class="code-comment-buttons-buttons">
+			<div>
-				{{if and $.CanMarkConversation $isNotPending}}
+				{{if or $invalid $resolved}}
-					<button class="ui tiny basic button resolve-conversation" data-origin="timeline" data-action="{{if not $resolved}}Resolve{{else}}UnResolve{{end}}" data-comment-id="{{(index .comments 0).ID}}" data-update-url="{{$.RepoLink}}/issues/resolve_conversation">
+					<button id="show-outdated-{{$comment.ID}}" data-comment="{{$comment.ID}}" class="{{if not $resolved}}gt-hidden {{end}}ui compact labeled button show-outdated gt-df gt-ac">
+						{{svg "octicon-unfold" 16 "gt-mr-3"}}
 						{{if $resolved}}
-							{{ctx.Locale.Tr "repo.issues.review.un_resolve_conversation"}}
+							{{ctx.Locale.Tr "repo.issues.review.show_resolved"}}
 						{{else}}
-							{{ctx.Locale.Tr "repo.issues.review.resolve_conversation"}}
+							{{ctx.Locale.Tr "repo.issues.review.show_outdated"}}
 						{{end}}
 					</button>
-				{{end}}
+					<button id="hide-outdated-{{$comment.ID}}" data-comment="{{$comment.ID}}" class="{{if $resolved}}gt-hidden {{end}}ui compact labeled button hide-outdated gt-df gt-ac">
-				{{if and $.SignedUserID (not $.Repository.IsArchived)}}
+						{{svg "octicon-fold" 16 "gt-mr-3"}}
-					<button class="comment-form-reply ui primary tiny labeled icon button gt-ml-2 gt-mr-0">
+						{{if $resolved}}
-						{{svg "octicon-reply" 16 "reply icon gt-mr-2"}}{{ctx.Locale.Tr "repo.diff.comment.reply"}}
+							{{ctx.Locale.Tr "repo.issues.review.hide_resolved"}}
+						{{else}}
+							{{ctx.Locale.Tr "repo.issues.review.hide_outdated"}}
+						{{end}}
 					</button>
 				{{end}}
 			</div>
 		</div>
-		{{template "repo/diff/comment_form_datahandler" dict "hidden" true "reply" (index .comments 0).ReviewID "root" $ "comment" (index .comments 0)}}
+		{{$diff := (CommentMustAsDiff ctx $comment)}}
+		{{if $diff}}
+			{{$file := (index $diff.Files 0)}}
+			<div id="code-preview-{{$comment.ID}}" class="ui table segment{{if $resolved}} gt-hidden{{end}}">
+				<div class="diff-file-box diff-box file-content {{TabSizeClass $.Editorconfig $file.Name}}">
+					<div class="file-body file-code code-view code-diff code-diff-unified unicode-escaped">
+						<table>
+							<tbody>
+								{{template "repo/diff/section_unified" dict "file" $file "root" $}}
+							</tbody>
+						</table>
+					</div>
+				</div>
+			</div>
+		{{end}}
+		<div id="code-comments-{{$comment.ID}}" class="comment-code-cloud ui segment{{if $resolved}} gt-hidden{{end}}">
+			<div class="ui comments gt-mb-0">
+				{{range .comments}}
+					{{$createdSubStr:= TimeSinceUnix .CreatedUnix ctx.Locale}}
+					<div class="comment code-comment gt-pb-4" id="{{.HashTag}}">
+						<div class="content">
+							<div class="header comment-header">
+								<div class="comment-header-left gt-df gt-ac">
+									{{if not .OriginalAuthor}}
+										<a class="avatar">
+											{{ctx.AvatarUtils.Avatar .Poster 20}}
+										</a>
+									{{end}}
+									<span class="text grey muted-links">
+										{{if .OriginalAuthor}}
+											<span class="text black">
+												{{svg (MigrationIcon $.Repository.GetOriginalURLHostname)}}
+												{{.OriginalAuthor}}
+											</span>
+											{{if $.Repository.OriginalURL}}
+											<span class="migrate">({{ctx.Locale.Tr "repo.migrated_from" $.Repository.OriginalURL $.Repository.GetOriginalURLHostname}})</span>
+											{{end}}
+										{{else}}
+											{{template "shared/user/authorlink" .Poster}}
+										{{end}}
+										{{ctx.Locale.Tr "repo.issues.commented_at" .HashTag $createdSubStr}}
+									</span>
+								</div>
+								<div class="comment-header-right actions gt-df gt-ac">
+									{{template "repo/issue/view_content/show_role" dict "ShowRole" .ShowRole}}
+									{{if not $.Repository.IsArchived}}
+										{{template "repo/issue/view_content/add_reaction" dict "ctxData" $ "ActionURL" (printf "%s/comments/%d/reactions" $.RepoLink .ID)}}
+										{{template "repo/issue/view_content/context_menu" dict "ctxData" $ "item" . "delete" true "issue" true "diff" true "IsCommentPoster" (and $.IsSigned (eq $.SignedUserID .PosterID))}}
+									{{end}}
+								</div>
+							</div>
+							<div class="text comment-content">
+								<div class="render-content markup" {{if or $.Permission.IsAdmin $.HasIssuesOrPullsWritePermission (and $.IsSigned (eq $.SignedUserID .PosterID))}}data-can-edit="true"{{end}}>
+								{{if .RenderedContent}}
+									{{.RenderedContent}}
+								{{else}}
+									<span class="no-content">{{ctx.Locale.Tr "repo.issues.no_content"}}</span>
+								{{end}}
+								</div>
+								<div id="issuecomment-{{.ID}}-raw" class="raw-content gt-hidden">{{.Content}}</div>
+								<div class="edit-content-zone gt-hidden" data-update-url="{{$.RepoLink}}/comments/{{.ID}}" data-context="{{$.RepoLink}}" data-attachment-url="{{$.RepoLink}}/comments/{{.ID}}/attachments"></div>
+								{{if .Attachments}}
+									{{template "repo/issue/view_content/attachments" dict "Attachments" .Attachments "RenderedContent" .RenderedContent}}
+								{{end}}
+							</div>
+							{{$reactions := .Reactions.GroupByType}}
+							{{if $reactions}}
+								{{template "repo/issue/view_content/reactions" dict "ctxData" $ "ActionURL" (printf "%s/comments/%d/reactions" $.RepoLink .ID) "Reactions" $reactions}}
+							{{end}}
+						</div>
+					</div>
+				{{end}}
+			</div>
+			<div class="code-comment-buttons gt-df gt-ac gt-fw gt-mt-3 gt-mb-2 gt-mx-3">
+				<div class="gt-f1">
+					{{if $resolved}}
+						<div class="ui grey text">
+							{{svg "octicon-check" 16 "gt-mr-2"}}
+							<b>{{$resolveDoer.Name}}</b> {{ctx.Locale.Tr "repo.issues.review.resolved_by"}}
+						</div>
+					{{end}}
+				</div>
+				<div class="code-comment-buttons-buttons">
+					{{if and $.CanMarkConversation $hasReview (not $isReviewPending)}}
+						<button class="ui tiny basic button resolve-conversation" data-origin="timeline" data-action="{{if not $resolved}}Resolve{{else}}UnResolve{{end}}" data-comment-id="{{$comment.ID}}" data-update-url="{{$.RepoLink}}/issues/resolve_conversation">
+							{{if $resolved}}
+								{{ctx.Locale.Tr "repo.issues.review.un_resolve_conversation"}}
+							{{else}}
+								{{ctx.Locale.Tr "repo.issues.review.resolve_conversation"}}
+							{{end}}
+						</button>
+					{{end}}
+					{{if and $.SignedUserID (not $.Repository.IsArchived)}}
+						<button class="comment-form-reply ui primary tiny labeled icon button gt-ml-2 gt-mr-0">
+							{{svg "octicon-reply" 16 "reply icon gt-mr-2"}}{{ctx.Locale.Tr "repo.diff.comment.reply"}}
+						</button>
+					{{end}}
+				</div>
+			</div>
+			{{template "repo/diff/comment_form_datahandler" dict "hidden" true "reply" $comment.ReviewID "root" $ "comment" $comment}}
+		</div>
 	</div>
-</div>
+{{else}}
+	{{template "repo/diff/conversation_outdated"}}
+{{end}}

tests/integration/pull_review_test.go

@@ -14,6 +14,7 @@ import (
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/git"
+	"code.gitea.io/gitea/modules/test"
 	repo_service "code.gitea.io/gitea/services/repository"
 	files_service "code.gitea.io/gitea/services/repository/files"
 	"code.gitea.io/gitea/tests"
@@ -26,10 +27,19 @@ func TestPullView_ReviewerMissed(t *testing.T) {
 	session := loginUser(t, "user1")
 
 	req := NewRequest(t, "GET", "/pulls")
-	session.MakeRequest(t, req, http.StatusOK)
+	resp := session.MakeRequest(t, req, http.StatusOK)
+	assert.True(t, test.IsNormalPageCompleted(resp.Body.String()))
 
 	req = NewRequest(t, "GET", "/user2/repo1/pulls/3")
-	session.MakeRequest(t, req, http.StatusOK)
+	resp = session.MakeRequest(t, req, http.StatusOK)
+	assert.True(t, test.IsNormalPageCompleted(resp.Body.String()))
+
+	// if some reviews are missing, the page shouldn't fail
+	err := db.TruncateBeans(db.DefaultContext, &issues_model.Review{})
+	assert.NoError(t, err)
+	req = NewRequest(t, "GET", "/user2/repo1/pulls/2")
+	resp = session.MakeRequest(t, req, http.StatusOK)
+	assert.True(t, test.IsNormalPageCompleted(resp.Body.String()))
 }
 
 func TestPullView_CodeOwner(t *testing.T) {