from app.db.models import NodeRun, WorkflowRun
from app.domain.repositories import NodeRunRepository, WorkflowRunRepository
from app.schemas.run import RunCreateRequest


class RuntimeApplicationService:
    def __init__(
        self,
        workflow_run_repository: WorkflowRunRepository,
        node_run_repository: NodeRunRepository,
    ) -> None:
        self.workflow_run_repository = workflow_run_repository
        self.node_run_repository = node_run_repository

    def create_run(self, payload: RunCreateRequest) -> tuple[WorkflowRun, NodeRun | None]:
        workflow_run = self.workflow_run_repository.create(
            tenant_id=payload.tenant_id,
            app_id=payload.app_id,
            app_version_id=payload.app_version_id,
            workflow_id=payload.workflow_id,
            workflow_version_id=payload.workflow_version_id,
            session_id=payload.session_id,
            parent_run_id=payload.parent_run_id,
            root_run_id=payload.root_run_id,
            run_type=payload.run_type,
            trigger_type=payload.trigger_type,
            priority=payload.priority,
        )

        initial_node = None
        if payload.initial_node is not None:
            self.workflow_run_repository.update_node_count(
                run_id=workflow_run.id,
                current_node_count=1,
            )
            initial_node = self.node_run_repository.create(
                tenant_id=payload.tenant_id,
                run_id=workflow_run.id,
                node_id=payload.initial_node.node_id,
                node_type=payload.initial_node.node_type,
                status=payload.initial_node.status,
            )

        return workflow_run, initial_node

    def list_runs(self, tenant_id: str, session_id: str | None = None) -> list[WorkflowRun]:
        return self.workflow_run_repository.list_by_scope(tenant_id=tenant_id, session_id=session_id)

    def list_node_runs(self, tenant_id: str, run_id: str) -> list[NodeRun]:
        return self.node_run_repository.list_by_run(tenant_id=tenant_id, run_id=run_id)