mirror of
https://github.com/harness/drone.git
synced 2025-05-04 21:30:47 +08:00
88 lines
2.5 KiB
Go
88 lines
2.5 KiB
Go
// Copyright 2023 Harness, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package adapter
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import (
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"context"
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"strings"
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"github.com/harness/gitness/errors"
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"github.com/harness/gitness/git/types"
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gitea "code.gitea.io/gitea/modules/git"
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)
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// GetBranch gets an existing branch.
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func (a Adapter) GetBranch(
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ctx context.Context,
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repoPath string,
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branchName string,
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) (*types.Branch, error) {
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if repoPath == "" {
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return nil, ErrRepositoryPathEmpty
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}
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if branchName == "" {
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return nil, ErrBranchNameEmpty
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}
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giteaRepo, err := gitea.OpenRepository(ctx, repoPath)
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if err != nil {
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return nil, processGiteaErrorf(err, "failed to open repository")
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}
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defer giteaRepo.Close()
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giteaBranch, err := giteaRepo.GetBranch(branchName)
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if err != nil {
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return nil, processGiteaErrorf(err, "failed to get branch '%s'", branchName)
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}
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giteaCommit, err := giteaBranch.GetCommit()
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if err != nil {
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return nil, processGiteaErrorf(err, "failed to get commit '%s'", branchName)
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}
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commit, err := mapGiteaCommit(giteaCommit)
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if err != nil {
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return nil, errors.Internal("failed to map gitea commit", err)
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}
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return &types.Branch{
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Name: giteaBranch.Name,
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SHA: giteaCommit.ID.String(),
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Commit: commit,
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}, nil
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}
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// HasBranches returns true iff there's at least one branch in the repo (any branch)
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// NOTE: This is different from repo.Empty(),
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// as it doesn't care whether the existing branch is the default branch or not.
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func (a Adapter) HasBranches(
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ctx context.Context,
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repoPath string,
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) (bool, error) {
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if repoPath == "" {
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return false, ErrRepositoryPathEmpty
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}
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// repo has branches IFF there's at least one commit that is reachable via a branch
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// (every existing branch points to a commit)
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stdout, _, runErr := gitea.NewCommand(ctx, "rev-list", "--max-count", "1", "--branches").
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RunStdBytes(&gitea.RunOpts{Dir: repoPath})
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if runErr != nil {
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return false, processGiteaErrorf(runErr, "failed to trigger rev-list command")
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}
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return strings.TrimSpace(string(stdout)) == "", nil
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}
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