/*************************************************************************/
/*  validation_tools.h                                                   */
/*************************************************************************/
/*                       This file is part of:                           */
/*                           GODOT ENGINE                                */
/*                      https://godotengine.org                          */
/*************************************************************************/
/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur.                 */
/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md).   */
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/* without limitation the rights to use, copy, modify, merge, publish,   */
/* distribute, sublicense, and/or sell copies of the Software, and to    */
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/*************************************************************************/

#ifndef FBX_VALIDATION_TOOLS_H
#define FBX_VALIDATION_TOOLS_H

#ifdef TOOLS_ENABLED

#include "core/io/file_access.h"
#include "core/string/print_string.h"
#include "core/templates/local_vector.h"
#include "core/templates/map.h"

class ValidationTracker {
protected:
	struct Entries {
		Map<String, LocalVector<String>> validation_entries = Map<String, LocalVector<String>>();

		// for printing our CSV to dump validation problems of files
		// later we can make some agnostic tooling for this but this is fine for the time being.
		void add_validation_error(String asset_path, String message);
		void print_to_csv() {
			print_verbose("Exporting assset validation log please wait");
			String massive_log_file;

			String csv_header = "file_path, error message, extra data\n";
			massive_log_file += csv_header;

			for (const KeyValue<String, LocalVector<String>> &element : validation_entries) {
				for (unsigned int x = 0; x < element.value.size(); x++) {
					const String &line_entry = element.key + ", " + element.value[x].c_escape() + "\n";
					massive_log_file += line_entry;
				}
			}

			String path = "asset_validation_errors.csv";
			Error err;
			FileAccess *file = FileAccess::open(path, FileAccess::WRITE, &err);
			if (!file || err) {
				if (file) {
					memdelete(file);
				}
				print_error("ValidationTracker Error - failed to create file - path: %s\n" + path);
				return;
			}

			file->store_string(massive_log_file);
			if (file->get_error() != OK && file->get_error() != ERR_FILE_EOF) {
				print_error("ValidationTracker Error - failed to write to file - path: %s\n" + path);
			}
			file->close();
			memdelete(file);
		}
	};
	// asset path, error messages
	static Entries *entries_singleton;

public:
	static Entries *get_singleton() {
		return entries_singleton;
	}
};

#endif // TOOLS_ENABLED
#endif // FBX_VALIDATION_TOOLS_H