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taskwarrior-2.x/src/TDB2.h
2024-11-07 14:56:34 -05:00

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////////////////////////////////////////////////////////////////////////////////
//
// Copyright 2006 - 2021, Tomas Babej, Paul Beckingham, Federico Hernandez.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
//
// https://www.opensource.org/licenses/mit-license.php
//
////////////////////////////////////////////////////////////////////////////////
#ifndef INCLUDED_TDB2
#define INCLUDED_TDB2
#include <FS.h>
#include <Task.h>
#include <stdio.h>
#include <taskchampion-cpp/lib.h>
#include <map>
#include <optional>
#include <string>
#include <unordered_map>
#include <unordered_set>
#include <vector>
// TDB2 Class represents all the files in the task database.
class TDB2 {
public:
static bool debug_mode;
TDB2() = default;
void open_replica(const std::string &, bool create_if_missing);
void add(Task &);
void modify(Task &);
void purge(Task &);
void get_changes(std::vector<Task> &);
void gc();
void expire_tasks();
int latest_id();
// Generalized task accessors.
const std::vector<Task> all_tasks();
const std::vector<Task> pending_tasks();
const std::vector<Task> completed_tasks();
bool get(int, Task &);
bool get(const std::string &, Task &);
bool has(const std::string &);
const std::vector<Task> siblings(Task &);
const std::vector<Task> children(Task &);
// ID <--> UUID mapping.
std::string uuid(int);
int id(const std::string &);
int num_local_changes();
int num_reverts_possible();
void dump();
rust::Box<tc::Replica> &replica();
private:
std::optional<rust::Box<tc::Replica>> _replica;
// Cached information from the replica
std::optional<rust::Box<tc::WorkingSet>> _working_set;
std::optional<std::vector<Task>> _pending_tasks;
std::optional<std::vector<Task>> _completed_tasks;
void invalidate_cached_info();
// UUID -> Task containing all tasks modified in this invocation.
std::map<std::string, Task> changes;
const rust::Box<tc::WorkingSet> &working_set();
void maybe_add_undo_point(rust::Vec<tc::Operation> &);
};
#endif
////////////////////////////////////////////////////////////////////////////////