「🏗️」 wip: started ex00

.gitignore

@@ -4,3 +4,5 @@ obj/
 compile_commands.json
 .cache
 *.d
+
+btc

ex00/BitcoinExchange.cpp

@@ -0,0 +1,179 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   BitcoinExchange.cpp                                :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/05/21 10:39:45 by adjoly            #+#    #+#             */
+/*   Updated: 2025/05/30 13:29:18 by adjoly           ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include <BitcoinExchange.hpp>
+#include <cstddef>
+#include <cstdio>
+#include <cstdlib>
+#include <ostream>
+#include <sstream>
+#include <stdexcept>
+#include <string>
+#include <utility>
+
+const uint32_t Date::_d_in_m[12] = {31, 29, 31, 30, 31, 30,
+									31, 31, 30, 31, 30, 31};
+
+void _log(std::string emoji, std::string what, std::string who,
+		  std::string str) {
+#ifdef VERBOSE
+	if (who.empty())
+		std::cout << "「" << emoji << "」" << what << ": " << str << std::endl;
+	else
+		std::cout << "「" << emoji << "」" << what << "(" << who << "): " << str
+				  << std::endl;
+#else
+	(void)emoji, (void)what, (void)who, (void)str;
+#endif
+}
+
+bool Date::_isMonthValid(uint16_t month) const {
+	if (month >= 1 && month <= 12)
+		return true;
+	return false;
+}
+
+bool Date::_isDayValid(uint16_t day, uint16_t month) const {
+	if (day >= 1 && day <= _d_in_m[month - 1])
+		return true;
+	return false;
+}
+
+Date::Date(void) : _year(0), _month(1), _day(1) {
+	_log("➕", "Date", "", "default constructor called");
+}
+
+Date::Date(std::string date) {
+	_log("➕", "Date", "", "string constructor called");
+	std::istringstream iss(date);
+	char			   del1, del2;
+	uint32_t		   year;
+	uint16_t		   month, day;
+
+	if (iss >> year >> del1 >> month >> del2 >> day) {
+		if (del1 == '-' && del2 == '-' && iss.eof()) {
+			if (_isMonthValid(month) && _isDayValid(day, month)) {
+				_year = year;
+				_month = month;
+				_day = day;
+				return;
+			}
+		}
+	}
+	throw std::runtime_error("Error: bad input => " + date);
+}
+
+Date::Date(const Date &cpy)
+	: _year(cpy._year), _month(cpy._month), _day(cpy._day) {
+	_log("➕", "Date", "", "copy constructor called");
+}
+
+Date::~Date(void) { _log("➖", "Date", "", "destructor called"); }
+
+Date &Date::operator=(const Date &cpy) {
+	_log("➕", "Date", "", "copy assignement constructor called");
+	if (&cpy != this) {
+		_year = cpy._year;
+		_month = cpy._month;
+		_day = cpy._day;
+	}
+	return *this;
+}
+
+uint32_t Date::getYear(void) const { return _year; }
+uint16_t Date::getMonth(void) const { return _month; }
+uint16_t Date::getDay(void) const { return _day; }
+
+bool Date::operator==(const Date &other) const {
+	return other._year == _year && other._month == _month && other._day == _day;
+}
+
+bool Date::operator!=(const Date &other) const {
+	return other._year != _year || other._month != _month || other._day != _day;
+}
+
+bool Date::operator<(const Date &other) const {
+	if (_year != other._year)
+		return _year < other._year;
+	if (_month != other._month)
+		return _month < other._month;
+	return _day < other._day;
+}
+
+bool Date::operator>(const Date &other) const {
+	if (_year != other._year)
+		return _year > other._year;
+	if (_month != other._month)
+		return _month > other._month;
+	return _day > other._day;
+}
+
+bool Date::operator<=(const Date &other) const {
+	return (*this) < other || (*this) == other;
+}
+
+bool Date::operator>=(const Date &other) const {
+	return (*this) > other || (*this) == other;
+}
+
+std::ostream &operator<<(std::ostream &os, const Date &date) {
+	os << date.getYear() << "-" << date.getMonth() << "-" << date.getDay();
+	return os;
+}
+
+CsvParser::CsvParser(void) : _is("data.csv") {
+	_log("➕", "CsvParser", "", "default constructor called");
+
+	if (_is.is_open() != true)
+		throw std::runtime_error("could not open database file");
+	std::string buf;
+
+	std::getline(_is, buf);
+	if (buf != "date,exchange_rate")
+		throw std::runtime_error("first line not good");
+
+	std::getline(_is, buf);
+	while (buf != "") {
+		size_t i = buf.find(",");
+		if (i == std::string::npos)
+			throw std::runtime_error("did not found ,");
+		Date  date(buf.substr(0, i));
+		float nb;
+		if (buf.substr(i + 1, buf.length()) == "0")
+			nb = 0;
+		else {
+			nb = std::atof(buf.substr(i + 1, buf.length()).c_str());
+			if (nb == 0)
+				throw std::runtime_error("number not well formatted - " +
+										 buf.substr(i + 1, buf.length()));
+		}
+		_csv.insert(std::make_pair(date, nb));
+		std::getline(_is, buf);
+	}
+}
+
+CsvParser::CsvParser(const CsvParser &cpy) {
+	_log("➕", "CsvParser", "", "copy constructor called");
+	if (&cpy != this) {
+	}
+}
+
+CsvParser::~CsvParser(void) { _log("➖", "CsvParser", "", "destructor called"); }
+
+CsvParser &CsvParser::operator=(const CsvParser &cpy) {
+	_log("➕", "CsvParser", "", "copy assignement constructor called");
+	if (&cpy != this) {
+	}
+	return *this;
+}
+
+std::map<Date, float> CsvParser::getCsv(void) const { return _csv; }

ex00/BitcoinExchange.hpp

@@ -0,0 +1,101 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   BitcoinExchange.hpp                                :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/05/21 10:38:49 by adjoly            #+#    #+#             */
+/*   Updated: 2025/05/30 20:31:26 by adjoly           ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#pragma once
+
+#include <fstream>
+#include <iostream>
+#include <map>
+#include <string>
+
+#define range(x)                                                               \
+	x.begin();                                                                 \
+	it != x.end();                                                             \
+	it++
+
+#define auto __auto_type
+
+typedef unsigned int   uint32_t;
+typedef unsigned short uint16_t;
+
+struct token {};
+
+void _log(std::string emoji, std::string what, std::string who,
+		  std::string str);
+
+class Date {
+  public:
+	Date(void);
+	Date(std::string);
+	Date(const Date &);
+	~Date(void);
+
+	Date &operator=(const Date &);
+
+	uint32_t getYear(void) const;
+	uint16_t getMonth(void) const;
+	uint16_t getDay(void) const;
+
+	bool operator==(const Date &) const;
+	bool operator!=(const Date &) const;
+
+	bool operator<(const Date &) const;
+	bool operator>(const Date &) const;
+
+	bool operator<=(const Date &) const;
+	bool operator>=(const Date &) const;
+
+  protected:
+  private:
+	static const uint32_t _d_in_m[12];
+
+	bool _isMonthValid(uint16_t) const;
+	bool _isDayValid(uint16_t, uint16_t) const;
+
+	uint32_t _year;
+	uint16_t _month;
+	uint16_t _day;
+};
+
+std::ostream &operator<<(std::ostream &, const Date &);
+
+class CsvParser {
+  public:
+	CsvParser(void);
+	CsvParser(const CsvParser &);
+	~CsvParser(void);
+
+	CsvParser &operator=(const CsvParser &);
+
+	std::map<Date, float> getCsv(void) const;
+
+  protected:
+  private:
+	std::ifstream _is;
+	std::string	  _filename;
+
+	std::map<Date, float> _csv;
+};
+
+class BitcoinExchange {
+  public:
+	BitcoinExchange(void);
+	BitcoinExchange(const BitcoinExchange &);
+	~BitcoinExchange(void);
+
+	BitcoinExchange &operator=(const BitcoinExchange &);
+
+  protected:
+  private:
+	void		_nextToken(void);
+	std::string _peekToken(void) const;
+};

ex00/Makefile

@@ -0,0 +1,60 @@
+# **************************************************************************** #
+#                                                                              #
+#                                                         :::      ::::::::    #
+#    Makefile                                           :+:      :+:    :+:    #
+#                                                     +:+ +:+         +:+      #
+#    By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+         #
+#                                                 +#+#+#+#+#+   +#+            #
+#    Created: 2024/10/25 16:09:27 by adjoly            #+#    #+#              #
+#    Updated: 2025/05/30 13:24:23 by adjoly           ###   ########.fr        #
+#                                                                              #
+# **************************************************************************** #
+
+SHELL = bash
+
+NAME = btc
+
+CC = clang++
+
+OBJSDIR = obj/
+
+SRCS = $(shell find . -name '*.cpp')
+
+OBJS = $(addprefix $(OBJSDIR), $(SRCS:.cpp=.o))
+
+FLAGS = -Wall -Werror -Wextra -std=c++98 -MMD -MP
+
+RED = \033[0;31m
+GREEN = \033[0;32m
+YELLOW = \033[1;33m
+PURPLE = \e[0;35m
+NC = \033[0m
+DELETE = \x1B[2K\r
+
+ifeq ($(VERBOSE),true)
+	FLAGS += -D VERBOSE
+endif
+
+all: $(NAME)
+
+$(NAME): $(OBJS)
+	@$(CC) $(FLAGS) -I . $(OBJS) -o $(NAME)
+	@printf "$(YELLOW)「✨」($(NAME)) Program compiled\n"
+
+$(OBJSDIR)%.o: %.cpp
+	@mkdir -p $(@D)
+	@$(CC) $(FLAGS) -I . -c $< -o $@
+	@printf "$(DELETE)$(GREEN)「🔨」($<) Object compiled\n"
+
+clean:
+	@rm -f $(OBJS)
+	@printf "$(DELETE)$(RED)「🗑️」($(OBJS)) Object deleted\n"
+
+fclean: clean
+	@rm -f $(NAME)
+	@rm -Rf $(OBJSDIR)
+	@printf "$(RED)「🗑️」($(NAME)) Program deleted\n"
+
+re: fclean all
+
+.PHONY: clean fclean all re

ex00/input.txt

@@ -0,0 +1,10 @@
+date | value
+2011-01-03 | 3
+2011-01-03 | 2
+2011-01-03 | 1
+2011-01-03 | 1.2
+2011-01-09 | 1
+2012-01-11 | -1
+2001-42-42
+2012-01-11 | 1
+2012-01-11 | 2147483648

ex00/main.cpp

@@ -0,0 +1,29 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   main.cpp                                           :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/05/21 10:34:50 by adjoly            #+#    #+#             */
+/*   Updated: 2025/05/30 20:30:28 by adjoly           ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include <BitcoinExchange.hpp>
+#include <cstdlib>
+#include <exception>
+
+int main(int ac, char **av) {
+	(void)av;
+	if (ac > 1) {
+		CsvParser *parser;
+		try {
+			parser = new CsvParser();
+		} catch (std::exception &e) {
+			std::cerr << "Error: " << e.what() << std::endl;
+		}
+	} else {
+		std::cout << "Error: could not open file." << std::endl;
+	}
+}

flake.nix

@@ -15,15 +15,17 @@
 			});
 		in {
 			devShells = forEachSupportedSystem ({ pkgs }: {
-				default = pkgs.mkShell.override
+				default = pkgs.mkShell
-				{}
 				{
+					nativeBuildInputs = with pkgs; [
+						llvmPackages_12.clang-tools
+						gcc11
+						clang_12
+					];
 					hardeningDisable = [ "all" ];
 					packages = with pkgs; [
 						git
 						gdb
-						gcc11
-						clang_12
 						valgrind
 						compiledb
 						norminette