import os
from whoosh.fields import *
from whoosh.index import create_in
from whoosh.qparser import QueryParser
from models.distribusi_model import Distribusis
import flask_apscheduler


SCRIPT_DIR = os.path.dirname(__file__)
SEARCH_DATA_DIR = os.path.abspath(os.path.join(SCRIPT_DIR, "searchdata"))

def init_search_index(APP):
    scheduler = flask_apscheduler.APScheduler()
    scheduler.api_enabled = False
    scheduler.init_app(APP)
    scheduler.start()
    index_distribusis(APP)
    index_distribusi_files(APP)

    @scheduler.task("interval", id="update", minutes=60)
    def update_search_index():
        index_distribusis(APP)
        index_distribusi_files(APP)


def index_distribusis(APP):
    schema = Schema(
        title=TEXT(stored=True), path=ID(stored=True), content=TEXT
    )
    ix = create_in(SEARCH_DATA_DIR, schema)
    writer = ix.writer()
    distribusis = _visible_distribusis(APP)
    for distribusi in distribusis:
        writer.add_document(title=distribusi.distribusiname, path="/a", content=distribusi.description)
    writer.commit()


def index_distribusi_files(APP):
    APP.logger.info("searching distribusi files not implemented yet.")


def _visible_distribusis(APP):
    with APP.app_context():
        distribusis = Distribusis.query.filter(
            Distribusis.visible.isnot(False)
        ).all()
        return distribusis