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#include "tgbot/tools/StringTools.h"
#include <iomanip>
#include <cstdio>
#include <random>
#include <string>
using namespace std;
namespace StringTools {
bool startsWith(const string& str1, const string& str2) {
if (str1.length() < str2.length()) {
return false;
}
string::const_iterator it1(str1.begin());
string::const_iterator end1(str1.end());
string::const_iterator it2(str2.begin());
string::const_iterator end2(str2.end());
while (it1 != end1 && it2 != end2) {
if (*it1 != *it2) {
return false;
}
++it1;
++it2;
}
return true;
}
bool endsWith(const string& str1, const string& str2) {
if (str1.length() < str2.length()) {
return false;
}
string::const_iterator it1(str1.end());
string::const_iterator begin1(str1.begin());
string::const_iterator it2(str2.end());
string::const_iterator begin2(str2.begin());
--begin1;
--begin2;
while (it1 != begin1 && it2 != begin2) {
if (*it1 != *it2) {
return false;
}
--it1;
--it2;
}
return true;
}
void split(const string& str, char delimiter, vector<string>& dest) {
istringstream stream(str);
string s;
while (getline(stream, s, delimiter)) {
dest.push_back(s);
}
}
string generateRandomString(std::size_t length) {
static const string chars("qwertyuiopasdfghjklzxcvbnmQWERTYUIOPASDFGHJKLZXCVBNM1234567890-=[]\\',./!@#$%^&*()_+{}|:\"<>?`~");
static const std::size_t charsLen = chars.length();
string result;
random_device randomDevice;
mt19937 randomSeed(randomDevice());
uniform_int_distribution<int> generator(0, charsLen - 1);
for (std::size_t i = 0; i < length; ++i) {
result += chars[generator(randomSeed)];
}
return result;
}
string urlEncode(const string& value, const std::string& additionalLegitChars) {
static const string legitPunctuation = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_.-~:";
std::stringstream ss;
for (auto const &c : value) {
if ((legitPunctuation.find(c) == std::string::npos) && (additionalLegitChars.find(c) == std::string::npos)) {
ss << '%' << std::uppercase << std::setfill('0') << std::setw(2) << std::hex << (unsigned int)(unsigned char)c;
} else {
ss << c;
}
}
return ss.str();
}
string urlDecode(const string& value) {
string result;
for (std::size_t i = 0, count = value.length(); i < count; ++i) {
const char c = value[i];
if (c == '%') {
int t = stoi(value.substr(i + 1, 2), nullptr, 16);
result += (char) t;
i += 2;
} else {
result += c;
}
}
return result;
}
}
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