from radiuma_api.workflow import Workflow
from radiuma_api.execution_context import ExecutionContext
from radiuma_api.io_port import InPort, OutPort, ImageType, TextType
from radiuma_api.module import Module
from radiuma_api.task import Status
from radiuma_api.asset import Asset
# Codes Go below:


class Reader(Module):
    def __init__(self):
        super().__init__("Reader")
        self._add_output_port(OutPort("images", ImageType()))

    def run(self, context):
        context.put(self.outputs[0], Asset(["img1"], "images"))
        self._set_status(Status.COMPLETED)

class Extractor(Module):
    def __init__(self):
        super().__init__("Extractor")
        self._add_input_port(InPort("images", ImageType()))
        self._add_output_port(OutPort("features", TextType()))

    def run(self, context):
        imgs = context.get(self.inputs[0]).data
        context.put(self.outputs[0], Asset([{"img": imgs[0]}], "features"))
        self._set_status(Status.COMPLETED)

class Writer(Module):
    def __init__(self):
        super().__init__("Writer")
        self._add_input_port(InPort("features", TextType()))

    def run(self, context):
        feats = context.get(self.inputs[0]).data
        assert feats[0]["img"] == "img1"
        self._set_status(Status.COMPLETED)

def test_end_to_end():
    ctx = ExecutionContext()
    wf = Workflow("WF")

    r = Reader()
    e = Extractor()
    w = Writer()

    r.outputs[0].connect(e.inputs[0])
    e.outputs[0].connect(w.inputs[0])

    wf.add_child(r)
    wf.add_child(e)
    wf.add_child(w)

    wf.run(ctx)

    assert w.status == Status.COMPLETED