Add proper CLI (#7)

* feat(cli): add proper cli using args

* fix: add windows specific commands for command line git interaction (#6)

CMakeLists.txt

@@ -14,6 +14,14 @@ FetchContent_Declare(
 )
 FetchContent_MakeAvailable(fkYAML)
 
+FetchContent_Declare(
+        args
+        GIT_REPOSITORY https://github.com/Taywee/args
+        GIT_TAG master
+)
+
+FetchContent_MakeAvailable(args)
+
 add_executable(git_utils src/main.cpp
         src/gitutil.cpp
         src/gitutil.h
@@ -26,9 +34,7 @@ add_executable(git_utils src/main.cpp
         src/version.h
         src/config.cpp
         src/config.h)
-
+target_include_directories(${PROJECT_NAME} PRIVATE ${args_SOURCE_DIR})
 target_link_libraries(git_utils PRIVATE fkYAML::fkYAML)
-
 install(TARGETS git_utils DESTINATION bin)
-
 include(CPack)

src/gitutil.cpp

@@ -6,6 +6,15 @@
 #include <memory>
 #include <vector>
 #include <regex>
+#ifdef _WIN32
+#include <stdio.h>
+#include <stdlib.h>
+#define popen _popen
+#define pclose _pclose
+#else
+#include <unistd.h>
+#include <cstdio>
+#endif
 #include "gitutil.h"
 
 #include "common.h"
@@ -44,15 +53,17 @@ std::string GitUtil::getLog() {
 
 std::vector<Commit> GitUtil::getCommits() {
     std::vector<Commit> commits;
-    for (const auto log =  getLog(); auto commit: splitGitLog(log))
+    const auto log =  getLog();
+    for (auto commit: splitGitLog(log))
         commits.emplace_back(commit);
     std::reverse(commits.begin(), commits.end());
     return commits;
 }
 
 Version GitUtil::calculateVersion() {
     Version version;
-    for (const auto& commits = getCommits(); const auto &commit: commits) {
+    const auto& commits = getCommits();
+    for (const auto &commit: commits) {
         const auto type = commit.getCommitType();
         const auto minorVersionTypes = config.getConvention()->getTypesForVersion(VersionType::MINOR);
         if ( contains<std::string>(minorVersionTypes, type))

src/main.cpp

@@ -1,9 +1,37 @@
 #include <iostream>
-
+#include <args.hxx>
 #include "gitutil.h"
 
-int main() {
-    GitUtil util;
-    std::cout << util.getVersion() << std::endl;
+int main(int argc, char **argv) {
+    GitUtil gu;
+    args::ArgumentParser parser("git utils", "© 2024 Leonhard Breuer");
+    args::HelpFlag help(parser, "help", "Display this help menu", {'h', "help"});
+    args::CompletionFlag completion(parser, {"complete"});
+    // commands
+    args::Group commands(parser, "commands");
+    args::Command version(commands, "version", "generates the next version");
+    // parsing
+    try {
+        parser.ParseCLI(argc, argv);
+        if (version)
+            std::cout << gu.getVersion() << std::endl;
+        else
+            std::cout << "No command submitted" << std::endl;
+    } catch(const args::Completion& e) {
+        std::cout << e.what();
+        return 0;
+    } catch(const args::Help&) {
+        std::cout << parser << std::endl;
+    } catch(const args::ParseError& e) {
+        std::cerr << e.what() << std::endl;
+        std::cerr << parser;
+        return 1;
+    } catch(const args::ValidationError& e) {
+        std::cout << e.what() << std::endl;
+        std::cout << parser.Help() << std::endl;
+        return 1;
+    }
+    // GitUtil util;
+    // std::cout << util.getVersion() << std::endl;
     return 0;
 }