main.d

import std.algorithm;
import std.array;
import std.csv;
import std.stdio;
import std.typecons;
import std.stream;
import std.path;
import std.string;
import std.file;

int main(string[] argv)
{
    writeln("phto file mapper");
	writeln("---");

	const string path = `C:\temp\phto-map.csv`;
	const string destRoot = `C:\backup\phto\pathed`;
	const string sourceRoot = `C:\backup\phto\media`;

	auto header = "id,path,hash,mime_type,type\n";

	auto content = header ~ readText(path);

	foreach (record; csvReader!(string[string])(content, null)) {

		auto sourcePath = buildPath(sourceRoot, record["hash"][0 .. 2], record["hash"][2 .. $]);
		auto destPath = buildPath(destRoot, record["path"]).dup.replace("/", dirSeparator);

		writeln(record["id"], ": ", record["hash"]);

		if (record["type"] != "I") {
			writeln("skipping.");
			continue;
		}

		if (exists(sourcePath)) {
			auto destDir = dirName(destPath);

			if (!exists(destDir)) {
				mkdirRecurse(destDir);
			}

			writeln(sourcePath);
			writeln(destDir);
			writeln(destPath);

			rename(sourcePath, destPath);
		}
		else {
			writeln("already done.");
		}

		writeln("---");
	}

	writeln("done.");

	readln();

    return 0;
}