Files
LLS/include/Repl.h
T

95 lines
2.7 KiB
C++

#pragma once
#include <cstddef>
#include <ctime>
#include <optional>
#include <string>
#include <vector>
#include "CommandSpec.h"
#include "Completer.h"
#include "Config.h"
#include "Database.h"
#include "Display.h"
#include "LineEditor.h"
#include "Tracker.h"
#include "Status.h"
// Interactive prompt: commands are typed live, one per line.
class Repl {
public:
Repl(Database& db, Display& display, Config& config);
int run();
private:
using Args = std::vector<std::string>;
using Handler = bool (Repl::*)(const Args&); // returns true if the panels should be redrawn
struct Command {
CommandSpec spec;
Handler handler;
};
void registerCommands();
void add(const std::string& key, const std::string& usage, const std::string& help,
std::size_t minArgs, std::size_t maxArgs, const std::vector<ArgKind>& argKinds,
Handler handler);
const Command* find(const Args& tokens, std::size_t& consumed) const;
void execute(const std::string& line);
void refresh() const;
void say(const std::string& message);
void flushMessages();
bool endOfInput(); // true if the program should exit
enum class Answer { Yes, No, Cancel };
// Asks until the reply is valid (y / n, and c when allowed). nullopt if input closed.
std::optional<Answer> ask(const std::string& question, bool allowCancel) const;
// Account commands
bool cmdAccAdd(const Args& args);
bool cmdAccDel(const Args& args);
bool cmdAccRename(const Args& args);
bool cmdAccWait(const Args& args);
bool cmdAccUnwait(const Args& args);
bool cmdAccLs(const Args& args);
// Task commands
bool cmdTskAdd(const Args& args);
bool cmdTskDel(const Args& args);
bool cmdTskLs(const Args& args);
bool cmdTskRename(const Args& args);
bool cmdTskReacc(const Args& args);
bool cmdTskRestat(const Args& args);
bool cmdTskNotes(const Args& args);
// Display commands
bool cmdDisp(const Args& args);
bool cmdDispTsk(const Args& args);
bool cmdDispTskLevel(const Args& args);
bool cmdDispAcc(const Args& args);
bool cmdDispAccLevel(const Args& args);
// Database commands
bool cmdDbSave(const Args& args);
bool cmdDbBackup(const Args& args);
bool cmdDbRestore(const Args& args);
// Misc
bool cmdEditor(const Args& args);
bool cmdHelp(const Args& args);
bool cmdQuit(const Args& args);
Database& db_;
Display& display_;
Config& config_;
Tracker tracker_;
std::vector<Command> commands_;
std::vector<CommandSpec> specs_;
Completer completer_;
LineEditor lineEditor_;
std::vector<std::string> messages_;
bool quit_;
};