/*
 * Copyright 2024 Google LLC
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#pragma once

#include <stdint.h>

#include "util/uuid.h"
#include "process_management/app_install_manager.h"
#include "process_management/pebble_process_info.h"
#include "system/status_codes.h"
#include "util/attributes.h"
#include "util/list.h"


//! App database entry for BlobDB. First pass is very basic. The list will expand as more features
//! and requirements are implemented.
typedef struct PACKED {
  Uuid          uuid;
  uint32_t      info_flags;
  uint32_t      icon_resource_id;
  Version       app_version;
  Version       sdk_version;
  GColor8       app_face_bg_color;
  uint8_t       template_id;
  char          name[APP_NAME_SIZE_BYTES];
} AppDBEntry;

//! Used in app_db_enumerate_entries
typedef void(*AppDBEnumerateCb)(AppInstallId install_id, AppDBEntry *entry, void *data);

/* AppDB Functions */

int32_t app_db_get_next_unique_id(void);

AppInstallId app_db_get_install_id_for_uuid(const Uuid *uuid);

status_t app_db_get_app_entry_for_uuid(const Uuid *uuid, AppDBEntry *entry);

status_t app_db_get_app_entry_for_install_id(AppInstallId app_id, AppDBEntry *entry);

void app_db_enumerate_entries(AppDBEnumerateCb cb, void *data);

/* AppDB AppInstallId Implementation */

bool app_db_exists_install_id(AppInstallId app_id);

/* BlobDB Implementation */

void app_db_init(void);

status_t app_db_insert(const uint8_t *key, int key_len, const uint8_t *val, int val_len);

int app_db_get_len(const uint8_t *key, int key_len);

status_t app_db_read(const uint8_t *key, int key_len, uint8_t *val_out, int val_out_len);

status_t app_db_delete(const uint8_t *key, int key_len);

status_t app_db_flush(void);

/* TEST */
AppInstallId app_db_check_next_unique_id(void);