#ifndef CLI_H
#define CLI_H
#include <iostream>
#include <string>
#include <vector>
#include "database/database.h"
#include "config.h"

class CLI
{
	struct cmd
	{
		std::string name;
		std::string helptext;
		unsigned int required_args;
		std::vector<cmd> subCommands;
		std::function<bool(CLI *, const std::vector<std::string> &)> func;
	};

  private:
	Database *db;
	Config *conf;

  protected:
	bool cli_help(const std::vector<std::string> &args);
	bool user_add(const std::vector<std::string> &args);
	bool user_change_pw(const std::vector<std::string> &args);
	bool user_rename(const std::vector<std::string> &args);
	bool user_set_perms(const std::vector<std::string> &args);
	bool user_list(const std::vector<std::string> &args);
	bool user_show(const std::vector<std::string> &args);

	std::vector<struct cmd> cmds{
		{{"user",
		  "user operations on the database",
		  1,
		  {{{"add", "[user] [password] - creates a user", 2, {}, &CLI::user_add},
			{"changepw", "[user] [password] - changes the password of user", 2, {}, &CLI::user_change_pw},
			{"rename", "[user] [new name] - renames a user", 2, {}, &CLI::user_rename},
			{"setperms", "[user] [perms] - sets the permissions of the user", 2, {}, &CLI::user_set_perms},
			{"list", "- lists users", 2, {}, &CLI::user_list},
			{"show", "[user] - show detailed information about user", 2, {}, &CLI::user_show}}},
		  &CLI::cli_help},
		 {"exit",
		  "exit cli",
		  0,
		  {},
		  [](CLI *, const std::vector<std::string> &args) -> bool
		  {
			  exit(EXIT_SUCCESS);
			  return true;
		  }},
		 {"help", "print this help", 0, {}, &CLI::cli_help}}};

	bool processCommand(const std::vector<CLI::cmd> &commands, std::string cmd, const std::vector<std::string> &args);

  public:
	CLI(Config &config, Database &d);
	void startInteractive();
	bool processCommand(std::string cmd, const std::vector<std::string> &args);
};

#endif // CLI_H