from flask import (
    Blueprint,
    render_template,
    request,
    jsonify,
    flash,
    send_file,
)
from application.dashboard.models import AllowedPlate, LoggedItem
from application import db
import application
from application.dashboard.forms import npForm
from flask_login import login_required
from io import BytesIO

dash_blueprint = Blueprint("dash", __name__, template_folder="templates")


@dash_blueprint.route("/dashboard")
@login_required
def dashboard():
    Plates = AllowedPlate.query.all()
    logs = (
        LoggedItem.query.order_by(LoggedItem.dateLogged.desc()).limit(50).all()
    )
    return render_template("dashboard.html", plates=Plates, logs=logs)


@dash_blueprint.route("/add", methods=["GET", "POST"])
@login_required
def add():
    form = npForm()

    if form.validate_on_submit():
        plate = form.numberplate.data
        if plate:  # To prevent red lines in VSCode
            # Check if number plate already exists
            if AllowedPlate.query.filter_by(plate=plate).first():
                flash("Numberplate is already registered")
            else:  # NP does not exist
                ap = AllowedPlate(plate=plate)
                db.session.add(ap)
                db.session.commit()
                flash("Numberplate succesfully added")
    # form wasn't valid
    Plates = AllowedPlate.query.all()
    return render_template(
        "add.html", form=npForm(formdata=None), plates=Plates
    )


@dash_blueprint.route("/live", methods=["GET"])
@login_required
def live():
    return render_template("live.html")


@dash_blueprint.route("/live_image", methods=["GET"])
@login_required
def live_image():
    image_copy = BytesIO(application.last_image.getvalue())
    image_copy.seek(0)
    return send_file(image_copy, mimetype="image/jpeg")