Files
GitJournal/lib/setup/clone.dart
Vishesh Handa b71e3c74d3 Update dart-git
Hopefully this all still works. A massive amount of testing is required
2021-02-15 15:47:59 +01:00

124 lines
3.7 KiB
Dart

import 'package:dart_git/dart_git.dart';
import 'package:git_bindings/git_bindings.dart' as git_bindings;
import 'package:meta/meta.dart';
import 'package:gitjournal/utils/logger.dart';
Future<void> cloneRemote({
@required String repoPath,
@required String cloneUrl,
@required String remoteName,
@required String sshPublicKey,
@required String sshPrivateKey,
@required String sshPassword,
@required String authorName,
@required String authorEmail,
}) async {
var repo = await GitRepository.load(repoPath);
var remote = await repo.addOrUpdateRemote(remoteName, cloneUrl);
var _gitRepo = git_bindings.GitRepo(folderPath: repoPath);
await _gitRepo.fetch(
remote: remoteName,
publicKey: sshPublicKey,
privateKey: sshPrivateKey,
password: sshPassword,
);
var remoteBranchName = await _remoteDefaultBranch(
repo: repo,
libGit2Repo: _gitRepo,
remoteName: remoteName,
sshPublicKey: sshPublicKey,
sshPrivateKey: sshPrivateKey,
sshPassword: sshPassword,
);
Log.i("Using remote branch: $remoteBranchName");
var branches = await repo.branches();
if (branches.isEmpty) {
Log.i("Completing - no local branch");
var remoteBranch = await repo.remoteBranch(remoteName, remoteBranchName);
if (remoteBranchName != null &&
remoteBranchName.isNotEmpty &&
remoteBranch != null) {
await repo.createBranch(remoteBranchName, remoteBranch.hash);
await repo.checkoutBranch(remoteBranchName);
}
await repo.setUpstreamTo(remote, remoteBranchName);
} else {
Log.i("Local branches $branches");
var branch = branches[0];
if (branch == remoteBranchName) {
Log.i("Completing - localBranch: $branch");
await repo.setUpstreamTo(remote, remoteBranchName);
var remoteBranch = await repo.remoteBranch(remoteName, remoteBranchName);
if (remoteBranch != null) {
Log.i("Merging '$remoteName/$remoteBranchName'");
await _gitRepo.merge(
branch: '$remoteName/$remoteBranchName',
authorName: authorName,
authorEmail: authorEmail,
);
}
} else {
Log.i("Completing - localBranch diff remote: $branch $remoteBranchName");
var headRef = await repo.resolveReference(await repo.head());
await repo.createBranch(remoteBranchName, headRef.hash);
await repo.checkoutBranch(remoteBranchName);
await repo.deleteBranch(branch);
await repo.setUpstreamTo(remote, remoteBranchName);
Log.i("Merging '$remoteName/$remoteBranchName'");
await _gitRepo.merge(
branch: '$remoteName/$remoteBranchName',
authorName: authorName,
authorEmail: authorEmail,
);
}
}
}
Future<String> _remoteDefaultBranch({
@required GitRepository repo,
@required git_bindings.GitRepo libGit2Repo,
@required String remoteName,
@required String sshPublicKey,
@required String sshPrivateKey,
@required String sshPassword,
}) async {
try {
var branch = await libGit2Repo.defaultBranch(
remote: remoteName,
publicKey: sshPublicKey,
privateKey: sshPrivateKey,
password: sshPassword,
);
Log.i("Got default branch: $branch");
if (branch != null && branch.isNotEmpty) {
return branch;
}
} catch (ex) {
Log.w("Could not fetch git main branch", ex: ex);
}
var remoteBranch = await repo.guessRemoteHead(remoteName);
if (remoteBranch == null) {
return 'master';
}
return remoteBranch.target.branchName();
}
// Test Cases -
// * New Repo, No Local Changes
// * New Repo, Existing Changes
// * Existing Repo (master default), No Local Changes
// * Existing Repo (master default), Local changes in 'master' branch
// * Existing Repo (main default), Local changes in 'master' branch