private static void WriteDirs(DirElement dir)
{
var filename = "images.json";
var filePath = Path.Combine(dir.ElementPath, filename);
using (var file = new StreamWriter(filePath, true))
{
int level = 0;
string indent = CalcIndent(level++);
string indent2 = CalcIndent(level);
file.WriteLine($"{indent}{{");
bool first = true;
IEnumerable <DirElement> subs = GetDirAndSubDir(dir)
.Where(d => d.Children.OfType <FileElement>().Any(f => Utils.IsImage(f.ElementPath)));
foreach (DirElement sub in subs)
{
if (!first)
{
file.WriteLine(",");
}
file.Write($@"{indent2}""{sub.Location.ToLower()}"": ");
file.Write($"{GetDirText(sub, level).Trim()}");
first = false;
}
file.WriteLine();
file.WriteLine($"{indent}}}");
}
}
private static string GetDirText(DirElement dir, int level)
{
string indent = CalcIndent(level++);
string indent2 = CalcIndent(level++);
var sb = new StringBuilder();
sb.AppendLine($"{indent}{{");
IEnumerable <IGrouping <string, FileElement> > groups = dir.Children
.OfType <FileElement>()
.Where(f => Utils.IsImage(f.ElementPath))
.GroupBy(c => c.Name);
bool first = true;
foreach (IGrouping <string, FileElement> group in groups)
{
if (!first)
{
sb.AppendLine(",");
}
sb.AppendLine($@"{indent2}""{group.Key.ToLower()}"": [");
bool firstChild = true;
foreach (FileElement file in group)
{
if (!firstChild)
{
sb.AppendLine(",");
}
sb.Append($"{GetFileText(file, level)}");
firstChild = false;
}
sb.AppendLine();
sb.Append($"{indent2}]");
first = false;
}
sb.AppendLine();
sb.AppendLine($"{indent}}}");
return(sb.ToString());
}
private static void WriteAssets(string dir, string rootPath = "")
{
if (string.IsNullOrWhiteSpace(rootPath))
{
var folder = new DirectoryInfo(dir);
while (folder.Name.ToLower() != "wwwroot" && folder.Parent != null)
{
folder = folder.Parent;
}
rootPath = folder.FullName;
}
var root = new DirElement(dir, rootPath);
WriteDirs(root);
}
private static IEnumerable <DirElement> GetDirAndSubDir(DirElement dir)
=> new[] { dir }.Concat(dir.Children.OfType <DirElement>().SelectMany(GetDirAndSubDir));
