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/*  project_converter_3_to_4.h                                           */
/*************************************************************************/
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/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur.                 */
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#ifndef PROJECT_CONVERTER_3_TO_4_H
#define PROJECT_CONVERTER_3_TO_4_H

#include "core/io/file_access.h"
#include "core/object/ref_counted.h"
#include "core/string/ustring.h"
#include "core/templates/local_vector.h"

class RegEx;

class ProjectConverter3To4 {
public:
	class RegExContainer;

private:
	uint64_t maximum_file_size;
	uint64_t maximum_line_length;

	void rename_colors(Vector<String> &lines, const RegExContainer &reg_container);
	Vector<String> check_for_rename_colors(Vector<String> &lines, const RegExContainer &reg_container);

	void rename_classes(Vector<String> &lines, const RegExContainer &reg_container);
	Vector<String> check_for_rename_classes(Vector<String> &lines, const RegExContainer &reg_container);

	void rename_gdscript_functions(Vector<String> &lines, const RegExContainer &reg_container, bool builtin);
	Vector<String> check_for_rename_gdscript_functions(Vector<String> &lines, const RegExContainer &reg_container, bool builtin);
	void process_gdscript_line(String &line, const RegExContainer &reg_container, bool builtin);

	void rename_csharp_functions(Vector<String> &lines, const RegExContainer &reg_container);
	Vector<String> check_for_rename_csharp_functions(Vector<String> &lines, const RegExContainer &reg_container);
	void process_csharp_line(String &line, const RegExContainer &reg_container);

	void rename_csharp_attributes(Vector<String> &lines, const RegExContainer &reg_container);
	Vector<String> check_for_rename_csharp_attributes(Vector<String> &lines, const RegExContainer &reg_container);

	void rename_gdscript_keywords(Vector<String> &lines, const RegExContainer &reg_container);
	Vector<String> check_for_rename_gdscript_keywords(Vector<String> &lines, const RegExContainer &reg_container);

	void custom_rename(Vector<String> &lines, String from, String to);
	Vector<String> check_for_custom_rename(Vector<String> &lines, String from, String to);

	void rename_common(const char *array[][2], LocalVector<RegEx *> &cached_regexes, Vector<String> &lines);
	Vector<String> check_for_rename_common(const char *array[][2], LocalVector<RegEx *> &cached_regexes, Vector<String> &lines);

	Vector<String> check_for_files();

	Vector<String> parse_arguments(const String &line);
	int get_end_parenthesis(const String &line) const;
	String connect_arguments(const Vector<String> &line, int from, int to = -1) const;
	String get_starting_space(const String &line) const;
	String get_object_of_execution(const String &line) const;

	String line_formatter(int current_line, String from, String to, String line);
	String simple_line_formatter(int current_line, String old_line, String line);
	String collect_string_from_vector(Vector<String> &vector);

	bool test_single_array(const char *array[][2], bool ignore_second_check = false);
	bool test_conversion_gdscript_builtin(String name, String expected, void (ProjectConverter3To4::*func)(Vector<String> &, const RegExContainer &, bool), String what, const RegExContainer &reg_container, bool builtin);
	bool test_conversion_with_regex(String name, String expected, void (ProjectConverter3To4::*func)(Vector<String> &, const RegExContainer &), String what, const RegExContainer &reg_container);
	bool test_conversion_basic(String name, String expected, const char *array[][2], LocalVector<RegEx *> &regex_cache, String what);
	bool test_array_names();
	bool test_conversion(RegExContainer &reg_container);

public:
	ProjectConverter3To4(int, int);
	int validate_conversion();
	int convert();
};

#endif // PROJECT_CONVERTER_3_TO_4_H