Use beforeCommit instead of baseCommit

Co-authored-by: Jonathan Tran <[email protected]>

Author: kdumontnu

routers/web/repo/compare.go

@@ -43,8 +43,8 @@ const (
 )
 
 // setCompareContext sets context data.
-func setCompareContext(ctx *context.Context, base, head *git.Commit, headOwner, headName string) {
-	ctx.Data["BaseCommit"] = base
+func setCompareContext(ctx *context.Context, before, head *git.Commit, headOwner, headName string) {
+	ctx.Data["BeforeCommit"] = before
 	ctx.Data["HeadCommit"] = head
 
 	ctx.Data["GetBlobByPathForCommit"] = func(commit *git.Commit, path string) *git.Blob {
@@ -59,7 +59,7 @@ func setCompareContext(ctx *context.Context, base, head *git.Commit, headOwner,
 		return blob
 	}
 
-	setPathsCompareContext(ctx, base, head, headOwner, headName)
+	setPathsCompareContext(ctx, before, head, headOwner, headName)
 	setImageCompareContext(ctx)
 	setCsvCompareContext(ctx)
 }
@@ -629,9 +629,8 @@ func PrepareCompareDiff(
 	}
 
 	baseGitRepo := ctx.Repo.GitRepo
-	baseCommitID := ci.CompareInfo.BaseCommitID
 
-	baseCommit, err := baseGitRepo.GetCommit(baseCommitID)
+	beforeCommit, err := baseGitRepo.GetCommit(beforeCommitID)
 	if err != nil {
 		ctx.ServerError("GetCommit", err)
 		return false
@@ -668,7 +667,7 @@ func PrepareCompareDiff(
 	ctx.Data["Username"] = ci.HeadUser.Name
 	ctx.Data["Reponame"] = ci.HeadRepo.Name
 
-	setCompareContext(ctx, baseCommit, headCommit, ci.HeadUser.Name, repo.Name)
+	setCompareContext(ctx, beforeCommit, headCommit, ci.HeadUser.Name, repo.Name)
 
 	return false
 }

templates/repo/diff/box.tmpl

@@ -71,7 +71,7 @@
 				<div id="diff-file-boxes" class="sixteen wide column">
 					{{range $i, $file := .Diff.Files}}
 						{{/*notice: the index of Diff.Files should not be used for element ID, because the index will be restarted from 0 when doing load-more for PRs with a lot of files*/}}
-						{{$blobBase := call $.GetBlobByPathForCommit $.BaseCommit $file.OldName}}
+						{{$blobBase := call $.GetBlobByPathForCommit $.BeforeCommit $file.OldName}}
 						{{$blobHead := call $.GetBlobByPathForCommit $.HeadCommit $file.Name}}
 						{{$isImage := or (call $.IsBlobAnImage $blobBase) (call $.IsBlobAnImage $blobHead)}}
 						{{$isCsv := (call $.IsCsvFile $file)}}