tail_core 0.1.0

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use super::OpenMode;
use crate::kprint;
use crate::service::fat_file_system_server;
use crate::service::client;
use crate::service::service_request::ServiceRequestData;
use crate::service::service_reply::ServiceReplyData;
use crate::alloc::string::ToString;
//use crate::service::fat_file_system_server::FatFileSystemServerMessage;

pub fn open_file(file_path: &str, flags: OpenMode) -> Result<crate::file::File, crate::error_kind::ErrorKind> {
    let mut file = crate::file::File::new();
    let file_path_bytes = file_path.as_bytes();
    let request_data = ServiceRequestData::new(&file_path_bytes[0], file_path_bytes.len());
    let result = client::send_service_request_and_wait_for_reply("fat_file_system_server",
    fat_file_system_server::FAT_FILE_SYSTEM_SERVER_OPEN_FILE, &request_data);  
    if result.is_err() {
        return Err(crate::error_kind::ErrorKind::from(result.err().unwrap()));
    } else {
        let reply: ServiceReplyData<crate::file::File> = result.unwrap();
        let reply_message_ref: &crate::file::File = reply.get_reply_message_ref();
        return Ok(reply_message_ref.clone());
    }
}