Add API endpoint to reply to pull request review comments (#36683)

Adds a dedicated endpoint for replying to pull request review comments,

```
POST /repos/{owner}/{repo}/pulls/{index}/comments/{id}/replies
{ "body": "..." }
```

The reply is threaded under the same review as the parent comment.

Ref: https://gitea.com/gitea/gitea-mcp/issues/129
Fixes: https://github.com/go-gitea/gitea/issues/37419
Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>
Co-authored-by: Nicolas <bircni@icloud.com>
Co-authored-by: wxiaoguang <wxiaoguang@gmail.com>
This commit is contained in:
silverwind
2026-04-27 10:45:59 +02:00
committed by GitHub
parent b45be5b20d
commit 331450b17a
6 changed files with 225 additions and 0 deletions

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@@ -94,6 +94,11 @@ type CreatePullReviewComment struct {
NewLineNum int64 `json:"new_position"`
}
// CreatePullReviewCommentReplyOptions are options to reply to a pull request review comment
type CreatePullReviewCommentReplyOptions struct {
Body string `json:"body" binding:"Required"`
}
// SubmitPullReviewOptions are options to submit a pending pull request review
type SubmitPullReviewOptions struct {
Event ReviewStateType `json:"event"`

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@@ -1369,6 +1369,7 @@ func Routes() *web.Router {
m.Combo("/requested_reviewers", reqToken()).
Delete(bind(api.PullReviewRequestOptions{}), repo.DeleteReviewRequests).
Post(bind(api.PullReviewRequestOptions{}), repo.CreateReviewRequests)
m.Post("/comments/{id}/replies", reqToken(), mustNotBeArchived, bind(api.CreatePullReviewCommentReplyOptions{}), repo.CreatePullReviewCommentReply)
})
m.Get("/{base}/*", repo.GetPullRequestByBaseHead)
}, mustAllowPulls, reqRepoReader(unit.TypeCode), context.ReferencesGitRepo())

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@@ -208,6 +208,88 @@ func GetPullReviewComments(ctx *context.APIContext) {
ctx.JSON(http.StatusOK, apiComments)
}
// CreatePullReviewCommentReply replies to a pull request review comment.
// The URL mirrors GitHub's endpoint, {index} is verified against the parent comment's pull request.
func CreatePullReviewCommentReply(ctx *context.APIContext) {
// swagger:operation POST /repos/{owner}/{repo}/pulls/{index}/comments/{id}/replies repository repoCreatePullReviewCommentReply
// ---
// summary: Reply to a pull request review comment
// consumes:
// - application/json
// produces:
// - application/json
// parameters:
// - name: owner
// in: path
// description: owner of the repo
// type: string
// required: true
// - name: repo
// in: path
// description: name of the repo
// type: string
// required: true
// - name: index
// in: path
// description: index of the pull request
// type: integer
// format: int64
// required: true
// - name: id
// in: path
// description: id of the review comment to reply to
// type: integer
// format: int64
// required: true
// - name: body
// in: body
// required: true
// schema:
// "$ref": "#/definitions/CreatePullReviewCommentReplyOptions"
// responses:
// "201":
// "$ref": "#/responses/PullReviewComment"
// "400":
// "$ref": "#/responses/validationError"
// "404":
// "$ref": "#/responses/notFound"
// "422":
// "$ref": "#/responses/validationError"
opts := web.GetForm(ctx).(*api.CreatePullReviewCommentReplyOptions)
parent := getPullReviewCommentToResolve(ctx)
if parent == nil {
return
}
if parent.Issue.Index != ctx.PathParamInt64("index") {
ctx.APIErrorNotFound()
return
}
if parent.ReviewID == 0 {
ctx.APIError(http.StatusBadRequest, "comment is not a review comment")
return
}
comment, err := pull_service.CreateCodeComment(ctx,
ctx.Doer, ctx.Repo.GitRepo, parent.Issue,
parent.Line, opts.Body, parent.TreePath,
false, parent.ReviewID,
"", nil,
)
if err != nil {
ctx.APIErrorInternal(err)
return
}
if err := comment.LoadPoster(ctx); err != nil {
ctx.APIErrorInternal(err)
return
}
comment.Issue = parent.Issue
ctx.JSON(http.StatusCreated, convert.ToPullReviewComment(ctx, comment, ctx.Doer))
}
// ResolvePullReviewComment resolves a review comment in a pull request
func ResolvePullReviewComment(ctx *context.APIContext) {
// swagger:operation POST /repos/{owner}/{repo}/pulls/comments/{id}/resolve repository repoResolvePullReviewComment

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@@ -168,6 +168,9 @@ type swaggerParameterBodies struct {
// in:body
CreatePullReviewComment api.CreatePullReviewComment
// in:body
CreatePullReviewCommentReplyOptions api.CreatePullReviewCommentReplyOptions
// in:body
SubmitPullReviewOptions api.SubmitPullReviewOptions

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@@ -14470,6 +14470,75 @@
}
}
},
"/repos/{owner}/{repo}/pulls/{index}/comments/{id}/replies": {
"post": {
"consumes": [
"application/json"
],
"produces": [
"application/json"
],
"tags": [
"repository"
],
"summary": "Reply to a pull request review comment",
"operationId": "repoCreatePullReviewCommentReply",
"parameters": [
{
"type": "string",
"description": "owner of the repo",
"name": "owner",
"in": "path",
"required": true
},
{
"type": "string",
"description": "name of the repo",
"name": "repo",
"in": "path",
"required": true
},
{
"type": "integer",
"format": "int64",
"description": "index of the pull request",
"name": "index",
"in": "path",
"required": true
},
{
"type": "integer",
"format": "int64",
"description": "id of the review comment to reply to",
"name": "id",
"in": "path",
"required": true
},
{
"name": "body",
"in": "body",
"required": true,
"schema": {
"$ref": "#/definitions/CreatePullReviewCommentReplyOptions"
}
}
],
"responses": {
"201": {
"$ref": "#/responses/PullReviewComment"
},
"400": {
"$ref": "#/responses/validationError"
},
"404": {
"$ref": "#/responses/notFound"
},
"422": {
"$ref": "#/responses/validationError"
}
}
}
},
"/repos/{owner}/{repo}/pulls/{index}/commits": {
"get": {
"produces": [
@@ -24088,6 +24157,17 @@
},
"x-go-package": "code.gitea.io/gitea/modules/structs"
},
"CreatePullReviewCommentReplyOptions": {
"description": "CreatePullReviewCommentReplyOptions are options to reply to a pull request review comment",
"type": "object",
"properties": {
"body": {
"type": "string",
"x-go-name": "Body"
}
},
"x-go-package": "code.gitea.io/gitea/modules/structs"
},
"CreatePullReviewOptions": {
"description": "CreatePullReviewOptions are options to create a pull request review",
"type": "object",

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@@ -29,6 +29,11 @@ import (
func TestAPIPullReview(t *testing.T) {
defer tests.PrepareTestEnv(t)()
t.Run("General", testAPIPullReviewGeneral)
t.Run("CommentReply", testAPIPullReviewCommentReply)
}
func testAPIPullReviewGeneral(t *testing.T) {
pullIssue := unittest.AssertExistsAndLoadBean(t, &issues_model.Issue{ID: 3})
assert.NoError(t, pullIssue.LoadAttributes(t.Context()))
repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: pullIssue.RepoID})
@@ -526,6 +531,55 @@ func TestAPIPullReviewStayDismissed(t *testing.T) {
pullIssue.ID, user8.ID, 2, 0, 3, false)
}
func testAPIPullReviewCommentReply(t *testing.T) {
pullIssue := unittest.AssertExistsAndLoadBean(t, &issues_model.Issue{ID: 3})
require.NoError(t, pullIssue.LoadRepo(t.Context()))
require.NoError(t, pullIssue.LoadPullRequest(t.Context()))
doer := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2})
gitRepo, err := gitrepo.OpenRepository(t.Context(), pullIssue.Repo)
require.NoError(t, err)
defer gitRepo.Close()
commitID, err := gitRepo.GetRefCommitID(pullIssue.PullRequest.GetGitHeadRefName())
require.NoError(t, err)
parent, err := pull_service.CreateCodeComment(t.Context(), doer, gitRepo, pullIssue, 1, "parent comment", "README.md", false, 0, commitID, nil)
require.NoError(t, err)
require.NotZero(t, parent.ReviewID)
repo := pullIssue.Repo
session := loginUser(t, doer.Name)
token := getTokenForLoggedInUser(t, session, auth_model.AccessTokenScopeWriteRepository)
url := fmt.Sprintf("/api/v1/repos/%s/%s/pulls/%d/comments/%d/replies", repo.OwnerName, repo.Name, pullIssue.Index, parent.ID)
// happy path
req := NewRequestWithJSON(t, http.MethodPost, url, &api.CreatePullReviewCommentReplyOptions{Body: "the reply"}).AddTokenAuth(token)
resp := MakeRequest(t, req, http.StatusCreated)
var reply api.PullReviewComment
DecodeJSON(t, resp, &reply)
assert.Equal(t, "the reply", reply.Body)
assert.Equal(t, parent.ReviewID, reply.ReviewID)
assert.Equal(t, "README.md", reply.Path)
// empty body — caught by binding
req = NewRequestWithJSON(t, http.MethodPost, url, &api.CreatePullReviewCommentReplyOptions{}).AddTokenAuth(token)
MakeRequest(t, req, http.StatusUnprocessableEntity)
// reply to a non-existent comment
bad := fmt.Sprintf("/api/v1/repos/%s/%s/pulls/%d/comments/%d/replies", repo.OwnerName, repo.Name, pullIssue.Index, 999999)
req = NewRequestWithJSON(t, http.MethodPost, bad, &api.CreatePullReviewCommentReplyOptions{Body: "x"}).AddTokenAuth(token)
MakeRequest(t, req, http.StatusNotFound)
// reply to a code comment that belongs to a different PR — 404
otherCodeComment := unittest.AssertExistsAndLoadBean(t, &issues_model.Comment{ID: 4, Type: issues_model.CommentTypeCode})
require.NotEqual(t, pullIssue.ID, otherCodeComment.IssueID)
wrongPR := fmt.Sprintf("/api/v1/repos/%s/%s/pulls/%d/comments/%d/replies", repo.OwnerName, repo.Name, pullIssue.Index, otherCodeComment.ID)
req = NewRequestWithJSON(t, http.MethodPost, wrongPR, &api.CreatePullReviewCommentReplyOptions{Body: "x"}).AddTokenAuth(token)
MakeRequest(t, req, http.StatusNotFound)
}
func reviewsCountCheck(t *testing.T, name string, issueID, reviewerID int64, expectedDismissed, expectedRequested, expectedTotal int, expectApproval bool) {
t.Run(name, func(t *testing.T) {
unittest.AssertCountByCond(t, "review", builder.Eq{