file_manifest.proto

option java_package = "com.hello.suripu.api.input";
option java_outer_classname = "FileSync";

message FileManifest {

    message FileDownload {
        optional string host =1;
        optional string url =2;
        optional string sd_card_filename =3;
        optional string sd_card_path =4;
        optional bytes sha1 = 5;   
    }
    
	message FileOperationError {

		enum ErrorType {
			NO_ERROR = 0;
			READ_ERROR = 1;	
			WRITE_ERROR = 2;
		}

		optional string filename = 1;
		optional ErrorType err_type = 2;
		optional int32 err_code = 3;

	}

	message File {
		optional FileDownload download_info = 1;
		optional bool delete_file = 2;				// set by server if has_download_info = true
		optional bool update_file =3;			// Set by server if file needs to be download, updated, or deleted.
	}


	enum FileStatusType {
		DOWNLOAD_COMPLETED = 0;
		DOWNLOAD_PENDING = 1;
	}	

	message LinkHealth {
		optional uint32 send_errors = 1; // a count of send errors that occured since the previous successful upload 
		optional uint32 time_to_response = 2; // Time, in minutes, from when message is sent for transmit to when a response is received from the server
	}

	message MemoryInfo {
		optional uint32 total_memory = 1;
		optional uint32 free_memory = 2;		// in kilobytes
		optional bool sd_card_failure = 3;		// set when there is a complete SD card failure, false otherwise

	}

	repeated File file_info = 1;
	optional FileStatusType file_status = 2; // set if there are items in the download queue which are pending
	optional uint32 device_uptime_in_seconds = 3;		// in seconds
	optional uint32 query_delay = 4; 		// delay between requests in minutes, set by server; on device reset: 15 minutes
	optional int32 firmware_version = 5;
	optional int32 unix_time = 6;			// time at which message was created
	optional LinkHealth link_health = 7;
	optional MemoryInfo sd_card_size = 8;
	repeated FileOperationError error_info = 9;	// list of all the file operation errors, per file, since last upload. Max items - 10
	optional string sense_id = 10;

}