More refactoring in prep for a real design.

builder.cpp

@@ -0,0 +1,130 @@
+#include "builder.hpp"
+#include "dbc.hpp"
+#include "watcher.hpp"
+#include "game_engine.hpp"
+#include <chrono>                     // for milliseconds
+#include <efsw/efsw.hpp>
+#include <fmt/chrono.h>
+#include <fmt/color.h>
+#include <fmt/core.h>
+#include <fmt/core.h>
+#include <fstream>
+#include <git2.h>
+#include <iostream>
+#include <memory>                  // for allocator, shared_ptr
+#include <regex>
+#include <stdio.h>
+#include <stdlib.h>                   // for EXIT_SUCCESS
+#include <string>                  // for operator+, to_string
+#include <thread>                  // for sleep_for
+#include <unistd.h>
+#include <vector>
+
+using namespace std;
+using namespace fmt;
+
+#define BUF_MAX 1024
+
+void Builder::run_build(GameEngine &game, const char* command) {
+  regex err_re("(.*?):([0-9]+):([0-9]+):\\s*(.*?):\\s*(.*)\n*");
+
+  char buffer[BUF_MAX]; // BUF_MAX is a define already?
+  ofstream stats_out;
+  stats_out.open("stats.csv", ios::out | ios::app);
+  std::time_t tstamp = std::time(nullptr);
+
+  dbc::check(stats_out.good(), "Error opening stats.csv file.");
+  dbc::pre("simple test", [&]() { return stats_out.good(); });
+
+  // need to catch the error message when the command is bad
+  FILE *build_out = popen(command, "r");
+  dbc::check(build_out != nullptr, "Failed to run command.");
+
+  int hit_count = 0;
+
+  while(fgets(buffer, BUF_MAX, build_out) != nullptr) {
+    string line(buffer);  // yeah, that's probably a problem
+
+    smatch err;
+    bool match = regex_match(line, err, err_re);
+
+    if(match) {
+      string file_name = err[1].str();
+      string lnumber = err[2].str();
+      string col = err[3].str();
+      string type = err[4].str();
+      string message = err[5].str();
+
+      string result = format("{:%FT%T},{},{},{},{},{}\n",
+          fmt::localtime(tstamp), file_name,
+          lnumber, col, type, message);
+
+      stats_out << result;
+      gui.output(format("\nHIT WITH {} @ {}:{}:{} {}", type, file_name, lnumber, col, message));
+
+      game.hit(type);
+      ++hit_count;
+
+      // refactor this
+      if(game.is_dead()) {
+        gui.output(format("YOU DIED!\n"));
+      }
+    }
+  }
+
+  if(hit_count == 0) {
+    game.heal(10);
+  }
+
+  int rc = pclose(build_out);
+  if(rc == 0) {
+    gui.output("BUILD FINISHED!");
+  } else {
+    gui.output(format("!!! BUILD FAILED. Your command correct? '{}'", command));
+  }
+
+  stats_out.close();
+  dbc::post("a post test", [&]() { return !stats_out.is_open(); });
+}
+
+void Builder::run(const char *git_path, const char *build_cmd) {
+  git_repository* repo = nullptr;
+
+  try {
+    gui.output(format("Using build command: {}", build_cmd));
+    efsw::FileWatcher* fileWatcher = new efsw::FileWatcher();
+    dbc::check(fileWatcher != nullptr, "Failed to create filewatcher.");
+
+    git_libgit2_init();
+
+    int err = git_repository_open(&repo, git_path);
+    dbc::check(err == 0, git_error_last()->message);
+
+    UpdateListener* listener = new UpdateListener(repo);
+    dbc::check(listener != nullptr, "Failed to create listener.");
+
+    gui.output(format("Watching directory {} for changes...\n", git_path));
+    efsw::WatchID wid = fileWatcher->addWatch(git_path, listener, true);
+
+    int rc = gui.main_loop(game, [&] {
+      fileWatcher->watch();
+
+      if(listener->changes) {
+        std::this_thread::sleep_for(std::chrono::milliseconds(100));
+        gui.output(format("CHANGES! Running build {}", build_cmd));
+        run_build(game, build_cmd);
+        listener->reset_state();
+      }
+      return 0;
+    });
+
+    dbc::check(rc == 0, "Invalid return from main_loop.");
+
+    fileWatcher->removeWatch(wid);
+    git_libgit2_shutdown();
+  } catch(dbc::Error &err) {
+    if(repo != nullptr) git_repository_free(repo);
+    git_libgit2_shutdown();
+    throw err;
+  }
+}