/*
 * Copyright (c) 2024 Huawei Device Co., Ltd.
 * 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.
 */

#include <string.h>
#include <unistd.h>

#include "hnp_base.h"
#include "hnp_installer.h"

#ifdef __cplusplus
extern "C" {
#endif

extern int HnpShowHelp(int argc, char *argv[]);

typedef int (*HNP_CMD_PROCESS_FUNC)(int argc, char *argv[]);

typedef struct NativeManagerCmdInfoStru {
    char *cmd;
    HNP_CMD_PROCESS_FUNC process;
} NativeManagerCmdInfo;

NativeManagerCmdInfo g_nativeManagerCmd[] = {
    {"help", HnpShowHelp},
    {"-h", HnpShowHelp},
    {"install", HnpCmdInstall},
    {"uninstall", HnpCmdUnInstall}
};

int HnpShowHelp(int argc, char *argv[])
{
    (void)argc;
    (void)argv;

    HNP_LOGI("\r\nusage:hnp <command> <args> [-u <user id>][-p <hap package name>][-i <hap install path>][-f]"
            "[-s <hap source path>][-a <system abi>]\r\n"
        "\r\nThese are common hnp commands used in various situations:\r\n"
        "\r\ninstall: install one hap package"
        "\r\n           hnp install <-u [user id]> <-p [hap package name]> <-i [hap install path]> <-f>"
        "\r\n           -u    : [required]    user id"
        "\r\n           -p    : [required]    hap package name"
        "\r\n           -i    : [required]    hap install path"
        "\r\n           -s    : [required]    hap source path"
        "\r\n           -a    : [required]    system abi"
        "\r\n           -f    : [optional]    if provided, the hnp package will be installed forcely, ignoring old"
            " versions of the hnp package\r\n"
        "\r\nuninstall: uninstall one hap package"
        "\r\n           hnp uninstall <-u [user id]> <-p [hap package name]>"
        "\r\n           -u    : [required]    user id"
        "\r\n           -p    : [required]    hap package name"
        "\r\nfor example:\r\n"
        "\r\n    hnp install -u 1000 -p app_sample -i /data/app_sample/ -s /data/app_hap/demo.hap -a arm64 -f"
        "\r\n    hnp uninstall -u 1000 -p app_sample\r\n");

    return 0;
}

static NativeManagerCmdInfo* HnpCmdCheck(const char *cmd)
{
    int i;
    int cmdNum = sizeof(g_nativeManagerCmd) / sizeof(NativeManagerCmdInfo);

    for (i = 0; i < cmdNum; i++) {
        if (!strcmp(cmd, g_nativeManagerCmd[i].cmd)) {
            return &g_nativeManagerCmd[i];
        }
    }
    return NULL;
}

int main(int argc, char *argv[])
{
    int ret;
    NativeManagerCmdInfo *cmdInfo = NULL;

    if (argc < HNP_INDEX_2) {
        HnpShowHelp(argc, argv);
        return HNP_ERRNO_PARAM_INVALID;
    }

    HNP_LOGI("native manager process start.");

    /* 检验用户命令，获取对应的处理函数 */
    cmdInfo = HnpCmdCheck(argv[HNP_INDEX_1]);
    if (cmdInfo == NULL) {
        HNP_LOGE("invalid cmd!. cmd:%{public}s\r\n", argv[HNP_INDEX_1]);
        return HNP_ERRNO_OPERATOR_TYPE_INVALID;
    }

    /* 执行命令 */
    ret = cmdInfo->process(argc, argv);
    if (ret == HNP_ERRNO_OPERATOR_ARGV_MISS) {
        HnpShowHelp(argc, argv);
    }

    /* 返回值依赖此条log打印，切勿随意修改 */
    HNP_LOGI("native manager process exit. ret=%{public}d \r\n", ret);
    return ret;
}

#ifdef __cplusplus
}
#endif