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#include <iostream>
#include <string>
#include <filesystem>
#include <windows.h>
namespace fs = std::filesystem;
void inputCheck(int argc, char* argv[] , char* envp[]) {
if (argc != 4) {
std::cerr << "Usage: " << argv[0] << " <directory_path> <new_prefix> <need_suffix>" << std::endl;
}
}
void dirCheck(fs::path dirPath) {
if (!fs::exists(dirPath) || !fs::is_directory(dirPath)) {
std::cerr << "错误：路径不存在或不是目录。" << std::endl;
}
}
int renamefile(fs::path dirPath, std::string newPrefix, std::string needSuffix) {
int count = 0;
try {
for (const auto& entry : fs::directory_iterator(dirPath)) {
if (entry.is_regular_file() && entry.path().extension().string() == needSuffix) {
fs::path oldPath = entry.path();
fs::path newPath = oldPath.parent_path() / (newPrefix + std::to_string(count+1) + oldPath.extension().string());
fs::rename(oldPath, newPath);
std::cout << "Renamed: " << oldPath.filename().string() << " -> " << newPath.filename().string() << std::endl;
count++;
}
}
} catch(const std::filesystem::filesystem_error& e) {
std::cerr << "Error: " << e.what() << std::endl;
return 1;
}
std::cout << "Total files renamed: " << count << std::endl;
return 0;
}
int main(int argc, char* argv[] , char* envp[]) {
inputCheck(argc, argv, envp) ;
fs::path dirPath(argv[1]);
std::string newPrefix(argv[2]);
std::string needSuffix(argv[3]);
dirCheck(dirPath);
renamefile(dirPath, newPrefix, needSuffix);
return 0;
}
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