#pragma once

#include <string>
#include <vector>

#include "CommandSpec.h"
#include "Completion.h"
#include "Database.h"

// Works out tab-completion candidates for the text typed so far: command
// words first, then arguments (task names, account names, statuses, ...).
class Completer {
public:
    Completer(const Database& db, const std::vector<CommandSpec>& specs);

    Completion complete(const std::string& textBeforeCursor) const;

private:
    std::vector<std::string> valuesFor(ArgKind kind, const std::string& current) const;

    const Database& db_;
    const std::vector<CommandSpec>& specs_;
};