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mirror of https://github.com/go-gitea/gitea synced 2025-07-22 18:28:37 +00:00

Use git diff-tree for DiffFileTree on diff pages (#33514)

Modify Diff View FileTree to show all files

## Changes

* removes Show Status button on diff
* uses `git diff-tree` to generate the file tree for the diff
* doesn't reload the diff tree each time we load more files in the
preview
* selecting and unloaded file will keep loading until that file is
loaded
* removes `DiffFileList.vue` and "Show Stats" in diff options

## Open Questions

* selecting and unloaded file will keep loading until that file is
loaded. Is this behaviour okay? It matches what github does.

### Demo

In this demo I set `git.MAX_GIT_DIFF_FILES=1` in my `app.ini` to
demonstrate a worst case example. In most cases the behaviour isn't
nearly as jarring as we load a bunch of files at a time.


https://github.com/user-attachments/assets/72f29663-d6fc-472d-94fa-7fb5950c2836

---------

Co-authored-by: silverwind <me@silverwind.io>
Co-authored-by: wxiaoguang <wxiaoguang@gmail.com>
This commit is contained in:
Alexander McRae
2025-02-27 16:58:25 -08:00
committed by GitHub
parent 7a8eed13b9
commit aba96f65cd
17 changed files with 352 additions and 224 deletions

View File

@@ -761,6 +761,7 @@ func viewPullFiles(ctx *context.Context, specifiedStartCommit, specifiedEndCommi
var methodWithError string
var diff *gitdiff.Diff
shouldGetUserSpecificDiff := false
// if we're not logged in or only a single commit (or commit range) is shown we
// have to load only the diff and not get the viewed information
@@ -772,6 +773,7 @@ func viewPullFiles(ctx *context.Context, specifiedStartCommit, specifiedEndCommi
} else {
diff, err = gitdiff.SyncAndGetUserSpecificDiff(ctx, ctx.Doer.ID, pull, gitRepo, diffOptions, files...)
methodWithError = "SyncAndGetUserSpecificDiff"
shouldGetUserSpecificDiff = true
}
if err != nil {
ctx.ServerError(methodWithError, err)
@@ -816,6 +818,27 @@ func viewPullFiles(ctx *context.Context, specifiedStartCommit, specifiedEndCommi
}
}
if !fileOnly {
// note: use mergeBase is set to false because we already have the merge base from the pull request info
diffTree, err := gitdiff.GetDiffTree(ctx, gitRepo, false, pull.MergeBase, headCommitID)
if err != nil {
ctx.ServerError("GetDiffTree", err)
return
}
filesViewedState := make(map[string]pull_model.ViewedState)
if shouldGetUserSpecificDiff {
// This sort of sucks because we already fetch this when getting the diff
review, err := pull_model.GetNewestReviewState(ctx, ctx.Doer.ID, issue.ID)
if err == nil && review != nil && review.UpdatedFiles != nil {
// If there wasn't an error and we have a review with updated files, use that
filesViewedState = review.UpdatedFiles
}
}
ctx.PageData["DiffFiles"] = transformDiffTreeForUI(diffTree, filesViewedState)
}
ctx.Data["Diff"] = diff
ctx.Data["DiffNotAvailable"] = diff.NumFiles == 0