private void addPackageBranch(Tree tree, ParsedPackageDependencyPair parsedPackageDependencyPair)
{
var branch = new Branch();
if (parsedPackageDependencyPair.NeededPackage != null)
{
Branch.Append(branch, parsedPackageDependencyPair.NeededPackage);
}
Branch.Append(branch, parsedPackageDependencyPair.MainPackage);
Tree.Append(tree, branch);
}
private void handleMainAndNeededPackagesAreInDifferentBranches
(Tree tree, Branch branchMainPackage, Branch branchNeededPackage,
ParsedPackageDependencyPair parsedPackageDependencyPair)
{
if (Tree.GetIndex(tree, branchNeededPackage) > Tree.GetIndex(tree, branchMainPackage))
{
Tree.Remove(tree, branchNeededPackage);
Tree.Insert(tree, branchNeededPackage);
}
}
public static Branch GetBranch(Tree tree, string package)
{
foreach (var branch in tree._branches)
{
if (Branch.IsInBranch(branch, package))
{
return branch;
}
}
return null;
}
public string GetInstallListFromDependencies(string[] packageDependencyPairs)
{
var parsedPackageDependencyPair = new ParsedPackageDependencyPair();
var packageDependencyTree = new Tree();
for (int i = 0; i < packageDependencyPairs.Length; i++)
{
parsedPackageDependencyPair = Parse.ParsePackageDependencPair(packageDependencyPairs[i]);
storeParsedPackageDependencyPair(packageDependencyTree, parsedPackageDependencyPair);
}
return Tree.ExtractTreeDelimitedList(packageDependencyTree);
}
public static string ExtractTreeDelimitedList(Tree tree)
{
string result = "";
//foreach (var branch in _branches)
foreach (var branch in tree._branches)
{
result += Branch.ExtractBranchDelimitedList(branch, TREE_LIST_DELIMITER)
+ TREE_LIST_DELIMITER;
}
if (result.Length > TREE_LIST_DELIMITER.Length)
{
result = result.Substring(0, result.Length - 2);
}
return result;
}
private void handleMainPackageIsInTree(Tree tree, Branch branchMainPackage, Branch branchNeededPackage,
ParsedPackageDependencyPair parsedPackageDependencyPair)
{
if (parsedPackageDependencyPair.NeededPackage == null)
{
return;
}
if (branchNeededPackage == null)
{
Branch.Insert(branchMainPackage, parsedPackageDependencyPair.NeededPackage);
}
else if (branchMainPackage == branchNeededPackage)
{
checkForDependencyCycle(branchMainPackage, parsedPackageDependencyPair);
}
else
{
handleMainAndNeededPackagesAreInDifferentBranches(tree,branchMainPackage, branchNeededPackage,
parsedPackageDependencyPair);
}
}
private void handleMainPackageIsNotInTree(Tree tree, Branch branchMainPackage, Branch branchNeededPackage,
ParsedPackageDependencyPair parsedPackageDependencyPair)
{
if (parsedPackageDependencyPair.NeededPackage == null ||
branchNeededPackage == null)
{
addPackageBranch(tree, parsedPackageDependencyPair);
}
else
{
Branch.Append(branchNeededPackage, parsedPackageDependencyPair.MainPackage);
}
}
private void storeParsedPackageDependencyPair
(Tree tree, ParsedPackageDependencyPair parsedPackageDependencyPair)
{
Branch branchMainPackage =
Tree.GetBranch(tree, parsedPackageDependencyPair.MainPackage);
Branch branchNeededPackage =
parsedPackageDependencyPair.NeededPackage == null ?
null : Tree.GetBranch(tree, parsedPackageDependencyPair.NeededPackage);
if (branchMainPackage != null)
{
handleMainPackageIsInTree(tree, branchMainPackage, branchNeededPackage, parsedPackageDependencyPair);
}
else
{
handleMainPackageIsNotInTree(tree, branchMainPackage, branchNeededPackage, parsedPackageDependencyPair);
}
}
public static void Remove(Tree tree, Branch branch)
{
tree._branches.Remove(branch);
}
public static void Insert(Tree tree, Branch branch)
{
tree._branches.Insert(0, branch);
}
public static int GetIndex(Tree tree, Branch branch)
{
return tree._branches.IndexOf(branch);
}
public static void Append(Tree tree, Branch branch)
{
tree._branches.Add(branch);
}
