/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*-
 *
 * Copyright (C) 2014-2015 Richard Hughes <richard@hughsie.com>
 *
 * Licensed under the GNU Lesser General Public License Version 2.1
 *
 * 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 2.1 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, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA
 */

/**
 * SECTION:as-bundle
 * @short_description: Object representing a single bundle used in a screenshot.
 * @include: appstream-glib.h
 * @stability: Stable
 *
 * Screenshot may have multiple versions of an bundle in different resolutions
 * or aspect ratios. This object allows access to the location and size of a
 * single bundle.
 *
 * See also: #AsScreenshot
 */

#include "config.h"

#include "as-bundle-private.h"
#include "as-node-private.h"
#include "as-ref-string.h"
#include "as-utils-private.h"
#include "as-yaml.h"

typedef struct
{
	AsBundleKind		 kind;
	AsRefString		*id;
	AsRefString		*runtime;
	AsRefString		*sdk;
} AsBundlePrivate;

G_DEFINE_TYPE_WITH_PRIVATE (AsBundle, as_bundle, G_TYPE_OBJECT)

#define GET_PRIVATE(o) (as_bundle_get_instance_private (o))

static void
as_bundle_finalize (GObject *object)
{
	AsBundle *bundle = AS_BUNDLE (object);
	AsBundlePrivate *priv = GET_PRIVATE (bundle);

	if (priv->id != NULL)
		as_ref_string_unref (priv->id);
	if (priv->runtime != NULL)
		as_ref_string_unref (priv->runtime);
	if (priv->sdk != NULL)
		as_ref_string_unref (priv->sdk);

	G_OBJECT_CLASS (as_bundle_parent_class)->finalize (object);
}

static void
as_bundle_init (AsBundle *bundle)
{
}

static void
as_bundle_class_init (AsBundleClass *klass)
{
	GObjectClass *object_class = G_OBJECT_CLASS (klass);
	object_class->finalize = as_bundle_finalize;
}


/**
 * as_bundle_kind_from_string:
 * @kind: the string.
 *
 * Converts the text representation to an enumerated value.
 *
 * Returns: (transfer full): a #AsBundleKind, or %AS_BUNDLE_KIND_UNKNOWN for unknown.
 *
 * Since: 0.3.5
 **/
AsBundleKind
as_bundle_kind_from_string (const gchar *kind)
{
	if (g_strcmp0 (kind, "limba") == 0)
		return AS_BUNDLE_KIND_LIMBA;
	if (g_strcmp0 (kind, "xdg-app") == 0) /* backwards compat */
		return AS_BUNDLE_KIND_FLATPAK;
	if (g_strcmp0 (kind, "flatpak") == 0)
		return AS_BUNDLE_KIND_FLATPAK;
	if (g_strcmp0 (kind, "snap") == 0)
		return AS_BUNDLE_KIND_SNAP;
	if (g_strcmp0 (kind, "package") == 0)
		return AS_BUNDLE_KIND_PACKAGE;
	if (g_strcmp0 (kind, "cabinet") == 0)
		return AS_BUNDLE_KIND_CABINET;
	if (g_strcmp0 (kind, "appimage") == 0)
		return AS_BUNDLE_KIND_APPIMAGE;
	return AS_BUNDLE_KIND_UNKNOWN;
}

/**
 * as_bundle_kind_to_string:
 * @kind: the #AsBundleKind.
 *
 * Converts the enumerated value to an text representation.
 *
 * Returns: string version of @kind
 *
 * Since: 0.3.5
 **/
const gchar *
as_bundle_kind_to_string (AsBundleKind kind)
{
	if (kind == AS_BUNDLE_KIND_LIMBA)
		return "limba";
	if (kind == AS_BUNDLE_KIND_FLATPAK)
		return "flatpak";
	if (kind == AS_BUNDLE_KIND_SNAP)
		return "snap";
	if (kind == AS_BUNDLE_KIND_PACKAGE)
		return "package";
	if (kind == AS_BUNDLE_KIND_CABINET)
		return "cabinet";
	if (kind == AS_BUNDLE_KIND_APPIMAGE)
		return "appimage";
	return NULL;
}

/**
 * as_bundle_get_id:
 * @bundle: a #AsBundle instance.
 *
 * Gets the ID for this bundle.
 *
 * Returns: ID, e.g. "foobar-1.0.2"
 *
 * Since: 0.3.5
 **/
const gchar *
as_bundle_get_id (AsBundle *bundle)
{
	AsBundlePrivate *priv = GET_PRIVATE (bundle);
	g_return_val_if_fail (AS_IS_BUNDLE (bundle), NULL);
	return priv->id;
}

/**
 * as_bundle_get_runtime:
 * @bundle: a #AsBundle instance.
 *
 * Gets the runtime required for this bundle.
 *
 * Returns: Runtime identifier, e.g. "org.gnome.Platform/i386/master"
 *
 * Since: 0.5.10
 **/
const gchar *
as_bundle_get_runtime (AsBundle *bundle)
{
	AsBundlePrivate *priv = GET_PRIVATE (bundle);
	g_return_val_if_fail (AS_IS_BUNDLE (bundle), NULL);
	return priv->runtime;
}

/**
 * as_bundle_get_sdk:
 * @bundle: a #AsBundle instance.
 *
 * Gets the SDK for this bundle.
 *
 * Returns: SDK identifier, e.g. "org.gnome.Sdk/i386/master"
 *
 * Since: 0.5.10
 **/
const gchar *
as_bundle_get_sdk (AsBundle *bundle)
{
	AsBundlePrivate *priv = GET_PRIVATE (bundle);
	g_return_val_if_fail (AS_IS_BUNDLE (bundle), NULL);
	return priv->sdk;
}

/**
 * as_bundle_get_kind:
 * @bundle: a #AsBundle instance.
 *
 * Gets the bundle kind.
 *
 * Returns: the #AsBundleKind
 *
 * Since: 0.3.5
 **/
AsBundleKind
as_bundle_get_kind (AsBundle *bundle)
{
	AsBundlePrivate *priv = GET_PRIVATE (bundle);
	g_return_val_if_fail (AS_IS_BUNDLE (bundle), AS_BUNDLE_KIND_UNKNOWN);
	return priv->kind;
}

/**
 * as_bundle_set_id:
 * @bundle: a #AsBundle instance.
 * @id: the URL.
 *
 * Sets the ID for this bundle.
 *
 * Since: 0.3.5
 **/
void
as_bundle_set_id (AsBundle *bundle, const gchar *id)
{
	AsBundlePrivate *priv = GET_PRIVATE (bundle);
	g_return_if_fail (AS_IS_BUNDLE (bundle));
	as_ref_string_assign_safe (&priv->id, id);
}

/**
 * as_bundle_set_runtime:
 * @bundle: a #AsBundle instance.
 * @runtime: the URL.
 *
 * Sets the runtime required for this bundle.
 *
 * Since: 0.5.10
 **/
void
as_bundle_set_runtime (AsBundle *bundle, const gchar *runtime)
{
	AsBundlePrivate *priv = GET_PRIVATE (bundle);
	g_return_if_fail (AS_IS_BUNDLE (bundle));
	as_ref_string_assign_safe (&priv->runtime, runtime);
}

/**
 * as_bundle_set_sdk:
 * @bundle: a #AsBundle instance.
 * @sdk: the URL.
 *
 * Sets the SDK for this bundle.
 *
 * Since: 0.5.10
 **/
void
as_bundle_set_sdk (AsBundle *bundle, const gchar *sdk)
{
	AsBundlePrivate *priv = GET_PRIVATE (bundle);
	g_return_if_fail (AS_IS_BUNDLE (bundle));
	as_ref_string_assign_safe (&priv->sdk, sdk);
}

/**
 * as_bundle_set_kind:
 * @bundle: a #AsBundle instance.
 * @kind: the #AsBundleKind, e.g. %AS_BUNDLE_KIND_FLATPAK.
 *
 * Sets the bundle kind.
 *
 * Since: 0.3.5
 **/
void
as_bundle_set_kind (AsBundle *bundle, AsBundleKind kind)
{
	AsBundlePrivate *priv = GET_PRIVATE (bundle);
	g_return_if_fail (AS_IS_BUNDLE (bundle));
	priv->kind = kind;
}

/**
 * as_bundle_node_insert: (skip)
 * @bundle: a #AsBundle instance.
 * @parent: the parent #GNode to use..
 * @ctx: the #AsNodeContext
 *
 * Inserts the bundle into the DOM tree.
 *
 * Returns: (transfer none): A populated #GNode
 *
 * Since: 0.3.5
 **/
GNode *
as_bundle_node_insert (AsBundle *bundle, GNode *parent, AsNodeContext *ctx)
{
	AsBundlePrivate *priv = GET_PRIVATE (bundle);
	GNode *n;

	g_return_val_if_fail (AS_IS_BUNDLE (bundle), NULL);

	n = as_node_insert (parent, "bundle", priv->id,
			    AS_NODE_INSERT_FLAG_NONE,
			    "type", as_bundle_kind_to_string (priv->kind),
			    NULL);
	if (priv->runtime != NULL)
		as_node_add_attribute (n, "runtime", priv->runtime);
	if (priv->sdk != NULL)
		as_node_add_attribute (n, "sdk", priv->sdk);

	return n;
}

/**
 * as_bundle_node_parse:
 * @bundle: a #AsBundle instance.
 * @node: a #GNode.
 * @ctx: a #AsNodeContext.
 * @error: A #GError or %NULL.
 *
 * Populates the object from a DOM node.
 *
 * Returns: %TRUE for success
 *
 * Since: 0.3.5
 **/
gboolean
as_bundle_node_parse (AsBundle *bundle, GNode *node,
		      AsNodeContext *ctx, GError **error)
{
	AsBundlePrivate *priv = GET_PRIVATE (bundle);
	const gchar *tmp;

	g_return_val_if_fail (AS_IS_BUNDLE (bundle), FALSE);

	tmp = as_node_get_attribute (node, "type");
	as_bundle_set_kind (bundle, as_bundle_kind_from_string (tmp));

	as_ref_string_assign (&priv->id, as_node_get_data_as_refstr (node));

	/* optional */
	as_ref_string_assign (&priv->runtime, as_node_get_attribute_as_refstr (node, "runtime"));
	as_ref_string_assign (&priv->sdk, as_node_get_attribute_as_refstr (node, "sdk"));

	return TRUE;
}

/**
 * as_bundle_node_parse_dep11:
 * @bundle: a #AsBundle instance.
 * @node: a #GNode.
 * @ctx: a #AsNodeContext.
 * @error: A #GError or %NULL.
 *
 * Populates the object from a DEP-11 node.
 *
 * Returns: %TRUE for success
 *
 * Since: 0.3.5
 **/
gboolean
as_bundle_node_parse_dep11 (AsBundle *im, GNode *node,
			    AsNodeContext *ctx, GError **error)
{
	GNode *n;
	const gchar *tmp;

	for (n = node->children; n != NULL; n = n->next) {
		tmp = as_yaml_node_get_key (n);
		if (g_strcmp0 (tmp, "id") == 0)
			as_bundle_set_id (im, as_yaml_node_get_value (n));
	}
	return TRUE;
}

/**
 * as_bundle_new:
 *
 * Creates a new #AsBundle.
 *
 * Returns: (transfer full): a #AsBundle
 *
 * Since: 0.3.5
 **/
AsBundle *
as_bundle_new (void)
{
	AsBundle *bundle;
	bundle = g_object_new (AS_TYPE_BUNDLE, NULL);
	return AS_BUNDLE (bundle);
}
