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src/Functions.cpp

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+#include <iostream>
+#include <vector>
+#include <fstream>
+#include <unistd.h>
+#include "headers/Directory.h"
+#include "headers/Functions.h"
+
+/* Ansi Color codes */
+#define COLOR_BLUE "\e[1;34m"
+#define COLOR_GREEN "\x1b[32m"
+#define COLOR_RESET "\x1b[0m" //used to reset the color
+
+info 
+parse_command_line(int argc, char **argv)
+{
+	info optinfo {NULL, NULL};
+	int opt;
+	
+	while ((opt = getopt(argc, argv, "e:p:h")) != -1)
+	{
+		switch (opt) {
+			case 'e': 
+				optinfo.editor = optarg;
+				break;
+			case 'p':
+				optinfo.path = optarg;
+				break;
+			case 'h':
+				std::cout << "A simple program for navigating directories and outputting files.\n";
+				std::cout << "Optional switches [-p PATH] [-e EDITOR]\n";
+				exit(1);
+			default:
+				exit(1);
+		}
+	}
+	return optinfo;
+}
+
+std::vector<std::string>
+display_directory_content()
+{
+	Directory dir( get_current_dir_name() );
+	int count=1;
+	
+	std::vector<std::string> file_name_v;
+	std::cout << "* Viewing contents of " << COLOR_GREEN << get_current_dir_name() << COLOR_RESET << " *\n\n";
+	
+	while ((dir.read()) != NULL)
+	{
+		if (dir.type() == Types::DIR) 
+		{
+			std::string dir_name = "/" + dir.name() + "/";
+			
+			std::cout << "* " << count << ": " << COLOR_BLUE << dir_name.c_str() << COLOR_RESET << "\n";
+			file_name_v.push_back(dir_name);
+		} 									
+		else if (dir.type() == Types::FILE) 
+		{
+			std::cout << "* " << count << ": " << dir.name() << '\n';
+			file_name_v.push_back( dir.name() );
+		}
+		count++;
+	}
+	
+	return file_name_v;
+}
+
+void 
+display_file_content(const std::string file_name) /* Displays the content of a file */
+{
+	std::cout << "* Viewing contents of " << COLOR_GREEN << file_name << COLOR_RESET << " *\n\n";
+	std::ifstream file(file_name);
+	
+	if (file)
+	{
+		std::string line;
+		while (getline(file, line))
+			std::cout << line << "\n";
+	}
+	else std::cerr << "* Error viewing contents of " << file_name << " *\n";
+}
+