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「✨」 feat: finished ex00

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This commit is contained in:
Adam JOLY
2025-06-03 11:41:31 +02:00
parent 003d8663d0
commit de9bd7ed8d
5 changed files with 166 additions and 18 deletions
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134
ex00/BitcoinExchange.cpp
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@ -6,14 +6,19 @@
/* 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 */
/* Updated: 2025/06/03 11:40:22 by adjoly ### ########.fr */
/* */
/* ************************************************************************** */
#include <BitcoinExchange.hpp>
#include <algorithm>
#include <cctype>
#include <cstddef>
#include <cstdio>
#include <cstdlib>
#include <exception>
#include <fstream>
#include <functional>
#include <ostream>
#include <sstream>
#include <stdexcept>
@ -69,7 +74,7 @@ Date::Date(std::string date) {
}
}
}
throw std::runtime_error("Error: bad input => " + date);
throw std::runtime_error("bad input => " + date);
}
Date::Date(const Date &cpy)
@ -126,7 +131,18 @@ bool Date::operator>=(const Date &other) const {
}
std::ostream &operator<<(std::ostream &os, const Date &date) {
os << date.getYear() << "-" << date.getMonth() << "-" << date.getDay();
std::stringstream month;
std::stringstream day;
if (date.getMonth() < 10)
month << "0" << date.getMonth();
else
month << date.getMonth();
if (date.getDay() < 10)
day << "0" << date.getDay();
else
day << date.getDay();
os << date.getYear() << "-" << month.str() << "-" << day.str();
return os;
}
@ -161,9 +177,11 @@ CsvParser::CsvParser(void) : _is("data.csv") {
}
}
CsvParser::CsvParser(const CsvParser &cpy) {
CsvParser::CsvParser(const CsvParser &cpy) : _is(cpy._filename.c_str()) {
_log("➕", "CsvParser", "", "copy constructor called");
if (&cpy != this) {
_filename = cpy._filename;
_csv = cpy._csv;
}
}
@ -172,8 +190,116 @@ CsvParser::~CsvParser(void) { _log("➖", "CsvParser", "", "destructor called");
CsvParser &CsvParser::operator=(const CsvParser &cpy) {
_log("➕", "CsvParser", "", "copy assignement constructor called");
if (&cpy != this) {
_csv = cpy._csv;
_filename = cpy._filename;
}
return *this;
}
std::map<Date, float> CsvParser::getCsv(void) const { return _csv; }
BitcoinExchange::BitcoinExchange(void)
: _is("input.txt"), _filename("input.txt") {
_log("➕", "BitcoinExchange", "", "default constructor called");
if (!_is.is_open())
throw std::runtime_error("could not open file - " + _filename);
}
BitcoinExchange::BitcoinExchange(char *av) : _is(av), _filename(av) {
_log("➕", "BitcoinExchange", "", "file name constructor called");
try {
_csv = new CsvParser();
} catch (std::exception &e) {
throw e;
}
if (!_is.is_open())
throw std::runtime_error("could not open file - " + _filename);
std::string buf;
std::getline(_is, buf);
if (buf != "date | value")
throw std::runtime_error("file has not the good format - " + buf);
}
BitcoinExchange::BitcoinExchange(const BitcoinExchange &) {
_log("➕", "BitcoinExchange", "", "copy constructor called");
}
BitcoinExchange &BitcoinExchange::operator=(const BitcoinExchange &) {
_log("➕", "BitcoinExchange", "", "copy assignement constructor called");
return *this;
}
BitcoinExchange::~BitcoinExchange(void) {
_log("➖", "BitcoinExchange", "", "destructor called");
delete _csv;
}
void BitcoinExchange::print(void) {
std::pair<Date, float> pair;
std::getline(_is, _line);
while (!_line.empty()) {
try {
pair = _parseLine();
} catch (std::exception &e) {
std::cerr << "Error: " << e.what() << std::endl;
std::getline(_is, _line);
continue;
}
_printPair(pair);
std::getline(_is, _line);
}
}
std::pair<Date, float> BitcoinExchange::_parseLine(void) {
std::pair<Date, float> pair;
std::string buf;
size_t i;
for (i = 0;
i < _line.length() && (std::isdigit(_line[i]) || _line[i] == '-');
i++) {
buf.push_back(_line[i]);
}
try {
pair.first = Date(buf);
} catch (std::exception &e) {
throw std::runtime_error("bad input => " + _line);
}
if (_line[i] != ' ' || _line[i + 1] != '|' || _line[i + 2] != ' ') {
throw std::runtime_error("bad input => " + _line);
}
if (_line.substr(i + 3) == "0") {
pair.second = 0;
} else {
float f = std::atof(_line.substr(i + 3).c_str());
if (f == 0) {
throw std::runtime_error("bad input => " + _line);
} else if (f > 1000)
throw std::runtime_error("too large number.");
else if (f < 0)
throw std::runtime_error("not a positive number.");
pair.second = f;
}
return pair;
}
void BitcoinExchange::_printPair(std::pair<Date, float> pair) {
auto map = _csv->getCsv();
auto it = std::find_if(map.begin(), map.end(), CompareDate(pair.first));
if (it == map.end())
throw std::out_of_range("out of range");
float i = it->second * pair.second;
std::cout << pair.first << " => " << pair.second << " = " << i << std::endl;
}
CompareDate::CompareDate(Date date) : _date(date) {}
bool CompareDate::operator()(const std::pair<Date, float> &pair) const {
return pair.first >= _date;
}

25
ex00/BitcoinExchange.hpp
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@ -6,7 +6,7 @@
/* 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 */
/* Updated: 2025/06/03 11:22:28 by adjoly ### ########.fr */
/* */
/* ************************************************************************** */
@ -16,6 +16,7 @@
#include <iostream>
#include <map>
#include <string>
#include <utility>
#define range(x) \
x.begin(); \
@ -89,13 +90,31 @@ class CsvParser {
class BitcoinExchange {
public:
BitcoinExchange(void);
BitcoinExchange(char *av);
BitcoinExchange(const BitcoinExchange &);
~BitcoinExchange(void);
BitcoinExchange &operator=(const BitcoinExchange &);
void print(void);
protected:
private:
void _nextToken(void);
std::string _peekToken(void) const;
std::ifstream _is;
std::string _filename;
std::string _line;
CsvParser *_csv;
std::pair<Date, float> _parseLine(void);
void _printPair(std::pair<Date, float>);
};
class CompareDate {
public:
CompareDate(Date);
bool operator()(const std::pair<Date, float> &pair) const;
private:
Date _date;
};

BIN
ex00/btc
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13
ex00/main.cpp
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@ -6,23 +6,26 @@
/* 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 */
/* Updated: 2025/06/03 11:31:50 by adjoly ### ########.fr */
/* */
/* ************************************************************************** */
#include <BitcoinExchange.hpp>
#include <cstdlib>
#include <exception>
#include <stdexcept>
int main(int ac, char **av) {
(void)av;
if (ac > 1) {
CsvParser *parser;
BitcoinExchange *btc;
try {
parser = new CsvParser();
} catch (std::exception &e) {
std::cerr << "Error: " << e.what() << std::endl;
btc = new BitcoinExchange(av[1]);
btc->print();
} catch (std::runtime_error &e) {
std::cout << e.what() << std::endl;
}
delete btc;
} else {
std::cout << "Error: could not open file." << std::endl;
}

12
flake.lock generated
View File

@ -20,11 +20,11 @@
},
"nixpkgs": {
"locked": {
"lastModified": 1747744144,
"narHash": "sha256-W7lqHp0qZiENCDwUZ5EX/lNhxjMdNapFnbErcbnP11Q=",
"lastModified": 1748693115,
"narHash": "sha256-StSrWhklmDuXT93yc3GrTlb0cKSS0agTAxMGjLKAsY8=",
"owner": "nixos",
"repo": "nixpkgs",
"rev": "2795c506fe8fb7b03c36ccb51f75b6df0ab2553f",
"rev": "910796cabe436259a29a72e8d3f5e180fc6dfacc",
"type": "github"
},
"original": {
@ -54,11 +54,11 @@
]
},
"locked": {
"lastModified": 1745683407,
"narHash": "sha256-KBxdhcU39pctJx1yVSxiWVRNazzBRtwch7NYjwstf5s=",
"lastModified": 1748259577,
"narHash": "sha256-U2VwP0orjL10tyBhqVWOne+jySF7Chv2q8qkdtNU6jI=",
"owner": "y-syo",
"repo": "pogit",
"rev": "16adbe5cc1f39314761ec53d348cb86b60c901af",
"rev": "a6789248e58aabfb94d49319646bbb06dfe2bfae",
"type": "github"
},
"original": {