from datetime import datetime

from flask import flash
from flask import Flask
from flask import redirect
from flask import render_template
from flask import request
from flask import url_for
from flask_sqlalchemy import SQLAlchemy


app = Flask(__name__)
app.config.from_pyfile("hello.cfg")
db = SQLAlchemy(app)


class Todo(db.Model):
    __tablename__ = "todos"
    id = db.Column("todo_id", db.Integer, primary_key=True)
    title = db.Column(db.String(60))
    text = db.Column(db.String)
    done = db.Column(db.Boolean)
    pub_date = db.Column(db.DateTime)

    def __init__(self, title, text):
        self.title = title
        self.text = text
        self.done = False
        self.pub_date = datetime.utcnow()


@app.route("/")
def show_all():
    return render_template(
        "show_all.html", todos=Todo.query.order_by(Todo.pub_date.desc()).all()
    )


@app.route("/new", methods=["GET", "POST"])
def new():
    if request.method == "POST":
        if not request.form["title"]:
            flash("Title is required", "error")
        elif not request.form["text"]:
            flash("Text is required", "error")
        else:
            todo = Todo(request.form["title"], request.form["text"])
            db.session.add(todo)
            db.session.commit()
            flash("Todo item was successfully created")
            return redirect(url_for("show_all"))
    return render_template("new.html")


@app.route("/update", methods=["POST"])
def update_done():
    for todo in Todo.query.all():
        todo.done = f"done.{todo.id}" in request.form
    flash("Updated status")
    db.session.commit()
    return redirect(url_for("show_all"))


if __name__ == "__main__":
    app.run()
