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/*
 * Copyright (C) 2011 Colin Walters <walters@verbum.org>
 *
 * SPDX-License-Identifier: LGPL-2.0+
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library. If not, see <https://www.gnu.org/licenses/>.
 *
 * Author: Colin Walters <walters@verbum.org>
 */

#pragma once

#include "ostree-types.h"

G_BEGIN_DECLS

#define OSTREE_TYPE_MUTABLE_TREE (ostree_mutable_tree_get_type ())
#define OSTREE_MUTABLE_TREE(o) \
  (G_TYPE_CHECK_INSTANCE_CAST ((o), OSTREE_TYPE_MUTABLE_TREE, OstreeMutableTree))
#define OSTREE_MUTABLE_TREE_CLASS(k) \
  (G_TYPE_CHECK_CLASS_CAST ((k), OSTREE_TYPE_MUTABLE_TREE, OstreeMutableTreeClass))
#define OSTREE_IS_MUTABLE_TREE(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), OSTREE_TYPE_MUTABLE_TREE))
#define OSTREE_IS_MUTABLE_TREE_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE ((k), OSTREE_TYPE_MUTABLE_TREE))
#define OSTREE_MUTABLE_TREE_GET_CLASS(o) \
  (G_TYPE_INSTANCE_GET_CLASS ((o), OSTREE_TYPE_MUTABLE_TREE, OstreeMutableTreeClass))

typedef struct OstreeMutableTreeClass OstreeMutableTreeClass;

typedef struct
{
  gboolean in_files;
  GHashTableIter iter;
} OstreeMutableTreeIter;

struct OstreeMutableTreeClass
{
  GObjectClass parent_class;
};

_OSTREE_PUBLIC
GType ostree_mutable_tree_get_type (void) G_GNUC_CONST;

_OSTREE_PUBLIC
OstreeMutableTree *ostree_mutable_tree_new (void);

_OSTREE_PUBLIC
OstreeMutableTree *ostree_mutable_tree_new_from_commit (OstreeRepo *repo, const char *rev,
                                                        GError **error);

_OSTREE_PUBLIC
OstreeMutableTree *ostree_mutable_tree_new_from_checksum (OstreeRepo *repo,
                                                          const char *contents_checksum,
                                                          const char *metadata_checksum);

_OSTREE_PUBLIC
void ostree_mutable_tree_set_metadata_checksum (OstreeMutableTree *self, const char *checksum);

_OSTREE_PUBLIC
const char *ostree_mutable_tree_get_metadata_checksum (OstreeMutableTree *self);

_OSTREE_PUBLIC
void ostree_mutable_tree_set_contents_checksum (OstreeMutableTree *self, const char *checksum);

_OSTREE_PUBLIC
const char *ostree_mutable_tree_get_contents_checksum (OstreeMutableTree *self);

_OSTREE_PUBLIC
gboolean ostree_mutable_tree_replace_file (OstreeMutableTree *self, const char *name,
                                           const char *checksum, GError **error);

_OSTREE_PUBLIC
gboolean ostree_mutable_tree_remove (OstreeMutableTree *self, const char *name,
                                     gboolean allow_noent, GError **error);

_OSTREE_PUBLIC
gboolean ostree_mutable_tree_ensure_dir (OstreeMutableTree *self, const char *name,
                                         OstreeMutableTree **out_subdir, GError **error);

_OSTREE_PUBLIC
gboolean ostree_mutable_tree_lookup (OstreeMutableTree *self, const char *name,
                                     char **out_file_checksum, OstreeMutableTree **out_subdir,
                                     GError **error);

_OSTREE_PUBLIC
gboolean ostree_mutable_tree_ensure_parent_dirs (OstreeMutableTree *self, GPtrArray *split_path,
                                                 const char *metadata_checksum,
                                                 OstreeMutableTree **out_parent, GError **error);

_OSTREE_PUBLIC
gboolean ostree_mutable_tree_walk (OstreeMutableTree *self, GPtrArray *split_path, guint start,
                                   OstreeMutableTree **out_subdir, GError **error);

_OSTREE_PUBLIC
gboolean ostree_mutable_tree_fill_empty_from_dirtree (OstreeMutableTree *self, OstreeRepo *repo,
                                                      const char *contents_checksum,
                                                      const char *metadata_checksum);

_OSTREE_PUBLIC
gboolean ostree_mutable_tree_check_error (OstreeMutableTree *self, GError **error);

_OSTREE_PUBLIC
GHashTable *ostree_mutable_tree_get_subdirs (OstreeMutableTree *self);
_OSTREE_PUBLIC
GHashTable *ostree_mutable_tree_get_files (OstreeMutableTree *self);

G_END_DECLS