import threading

from flask import Blueprint, jsonify

from model.Workflow import Workflow
from worker.danmaku import do_workflow
from model import db

blueprint = Blueprint("api_workflow", __name__, url_prefix="/api/workflow")


@blueprint.get("/")
def get_workflow_list():
    workflows = Workflow.query.all()
    return jsonify([d.to_dict() for d in workflows])


@blueprint.get("/<int:workflow_id>")
def get_workflow_info(workflow_id):
    workflow = Workflow.get(workflow_id)
    return jsonify(workflow)


@blueprint.post("/<int:workflow_id>/edit")
def start_editing(workflow_id):
    workflow = Workflow.get(workflow_id)
    if workflow is None:
        response = jsonify({
            "message": "Not Found"
        })
        response.status_code = 404
        return response
    workflow.editing = True
    db.session.commit()
    return jsonify(workflow.to_dict())


@blueprint.delete("/<int:workflow_id>/edit")
def done_editing(workflow_id):
    workflow = Workflow.get(workflow_id)
    if workflow is None:
        response = jsonify({
            "message": "Not Found"
        })
        response.status_code = 404
        return response
    workflow.editing = False
    db.session.commit()
    return jsonify(workflow.to_dict())


@blueprint.post("/<int:workflow_id>/do")
def do_workflow(workflow_id):
    workflow = Workflow.get(workflow_id)
    if workflow is None:
        response = jsonify({
            "message": "Not Found"
        })
        response.status_code = 404
        return response
    if len(workflow.video_clips) > 0 and len(workflow.danmaku_clips) > 0:
        threading.Thread(target=do_workflow, args=(
            workflow.video_clips[0].full_path,
            workflow.danmaku_clips[0].full_path,
            *[clip.full_path for clip in workflow.danmaku_clips[1:]]
        )).start()
    return jsonify(workflow.to_dict())