/******************************************************************************
 *
 *                Copyright (c) 2017-2019 by Löwenware Ltd
 *             Please, refer LICENSE file for legal information
 *
 ******************************************************************************/

/**
 * @file todo.h
 * @author Ilja Kartašov <ik@lowenware.com>
 * @brief ToDo.txt module
 *
 * @see https://lowenware.com/
 */

#ifndef TODO_H_FAD28DF0_DA05_4436_88E5_E3715DA254E8
#define TODO_H_FAD28DF0_DA05_4436_88E5_E3715DA254E8

#include <stdio.h>
#include <stdbool.h>
#include <time.h>
#include <aisl/aisl.h>
#include <cStuff/list.h>

#define AX_TODO_ZERO_PRIORITY '_'

struct ax_todo {
	uuid_t list_id;
	const char *file;
	char *swap;
	/* todo: add file timestamp */
};

typedef struct ax_todo * AxTodo;


struct ax_todo_task {
	uuid_t list_id;
	uuid_t task_id;
	time_t completed;
	time_t created;
	char *description;
	bool is_done;
	char priority;
};

typedef struct ax_todo_task * AxTodoTask;


struct ax_todo_project {
	uuid_t project_id;
	time_t last_completed;
	char *name;
	uint32_t ref_count;
};

typedef struct ax_todo_project * AxTodoProject;


struct ax_todo_tag {
	uuid_t tag_id;
	char *name;
	uint32_t ref_count;
};

typedef struct ax_todo_tag * AxTodoTag;

AislStatus
ax_todo_init(AxTodo self, const char *file);


void
ax_todo_release(AxTodo self);


AislStatus
ax_todo_read(AxTodo self, CStuffList tasks, CStuffList projs, CStuffList tags);


AislStatus
ax_todo_write(AxTodo self, CStuffList list);


AxTodoTask
ax_todo_task_new(uuid_t list_id);


void
ax_todo_task_release(AxTodoTask task);


void
ax_todo_task_free(AxTodoTask task);


int
ax_todo__get_dt(char *buf, time_t *p_dt);


void
ax_todo__remove_line_break(char *description);


AislStatus
ax_todo_task_set(AxTodoTask task, char *buf, ssize_t length);


void
ax_todo_project_free(AxTodoProject project);


void
ax_todo_tag_free(AxTodoTag tag);


#endif /* !TODO_H */