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from typing import List, Optional
from UM.FileHandler.FileHandler import FileHandler
from UM.FileHandler.WriteFileJob import WriteFileJob
from UM.Logger import Logger
from UM.Scene.SceneNode import SceneNode
from cura.CuraApplication import CuraApplication
from .MeshFormatHandler import MeshFormatHandler
## Job that exports the build plate to the correct file format for the target cluster.
class ExportFileJob(WriteFileJob):
def __init__(self, file_handler: Optional[FileHandler], nodes: List[SceneNode], firmware_version: str) -> None:
self._mesh_format_handler = MeshFormatHandler(file_handler, firmware_version)
if not self._mesh_format_handler.is_valid:
Logger.log("e", "Missing file or mesh writer!")
return
super().__init__(self._mesh_format_handler.writer, self._mesh_format_handler.createStream(), nodes,
self._mesh_format_handler.file_mode)
# Determine the filename.
job_name = CuraApplication.getInstance().getPrintInformation().jobName
extension = self._mesh_format_handler.preferred_format.get("extension", "")
self.setFileName("{}.{}".format(job_name, extension))
## Get the mime type of the selected export file type.
def getMimeType(self) -> str:
return self._mesh_format_handler.mime_type
## Get the job result as bytes as that is what we need to upload to the cluster.
def getOutput(self) -> bytes:
output = self.getStream().getvalue()
if isinstance(output, str):
output = output.encode("utf-8")
return output
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