import sys

if "/app/langflow" not in sys.path:
    sys.path.insert(0, "/app/langflow")

from langflow.custom import Component
from langflow.io import DataInput, MessageTextInput, Output
from langflow.schema import Data

from projektmatch import stages
from projektmatch.config import Cfg


class PMRules(Component):
    display_name = "PM 4 Rules+Gate"
    description = ("Deterministisch: Misc-Regeln, Match-Berechnung, "
                   "Beschreibungs-Markdown, Gate > Schwellwert")
    inputs = [
        DataInput(name="ctx", display_name="Context"),
        MessageTextInput(name="threshold", display_name="Threshold",
                         value="PM_THRESHOLD", load_from_db=True,
                         advanced=True),
    ]
    outputs = [Output(name="out", display_name="Context", method="build_out")]

    def build_out(self) -> Data:
        cfg = Cfg(threshold=int(self.threshold))
        ctx = stages.run_stage("rules", stages.stage_rules,
                               dict(self.ctx.data), cfg)
        self.status = f"{ctx.get('decision')} ({ctx.get('mustMatch')} %)"
        return Data(data=ctx)