drone/internal/api/controller/repo/diff.go

66 lines
1.4 KiB
Go

// Copyright 2022 Harness Inc. All rights reserved.
// Use of this source code is governed by the Polyform Free Trial License
// that can be found in the LICENSE.md file for this repository.
package repo
import (
"context"
"io"
"strings"
"github.com/harness/gitness/gitrpc"
apiauth "github.com/harness/gitness/internal/api/auth"
"github.com/harness/gitness/internal/auth"
"github.com/harness/gitness/types/enum"
)
func (c *Controller) RawDiff(
ctx context.Context,
session *auth.Session,
repoRef string,
path string,
w io.Writer,
) error {
repo, err := c.repoStore.FindRepoFromRef(ctx, repoRef)
if err != nil {
return err
}
if err = apiauth.CheckRepo(ctx, c.authorizer, session, repo, enum.PermissionRepoView, false); err != nil {
return err
}
info := parseDiffPath(path)
return c.gitRPCClient.RawDiff(ctx, &gitrpc.RawDiffParams{
ReadParams: CreateRPCReadParams(repo),
BaseRef: info.BaseRef,
HeadRef: info.HeadRef,
MergeBase: info.MergeBase,
}, w)
}
type CompareInfo struct {
BaseRef string
HeadRef string
MergeBase bool
}
func parseDiffPath(path string) CompareInfo {
infos := strings.SplitN(path, "...", 2)
if len(infos) != 2 {
infos = strings.SplitN(path, "..", 2)
}
if len(infos) != 2 {
return CompareInfo{
HeadRef: path,
}
}
return CompareInfo{
BaseRef: infos[0],
HeadRef: infos[1],
MergeBase: strings.Contains(path, "..."),
}
}