from os import path
from flask import render_template, Blueprint, request, session, flash
from flask import send_from_directory, redirect, url_for, current_app
from werkzeug.utils import secure_filename
from suchwow.models import Post
from suchwow.utils.decorators import login_required
from suchwow.utils.helpers import allowed_file


bp = Blueprint("post", "post")

@bp.route("/post/<id>")
def read(id):
    if Post.filter(id=id):
        post = Post.get(Post.id == id)
        return render_template("post/read.html", post=post)
    else:
        return "no meme there brah"

@bp.route("/post/create", methods=["GET", "POST"])
@login_required
def create():
    if request.method == "POST":
        post_title = request.form.get("title")
        # check if the post request has the file part
        if "file" not in request.files:
            flash("You didn't upload a caliente meme, bro! You're fuckin up!")
            return redirect(request.url)
        file = request.files["file"]
        # if user does not select file, browser also
        # submit an empty part without filename
        if file.filename == "":
            flash("You didn't upload a caliente meme, bro! You're fuckin up!")
            return redirect(request.url)
        if post_title is "":
            flash("You didn't give your meme a spicy title, bro! You're fuckin up!")
            return redirect(request.url)
        if file and allowed_file(file.filename):
            filename = secure_filename(file.filename)
            save_path = path.join(current_app.config["UPLOAD_FOLDER"], filename)
            file.save(save_path)
            # gen wallet
            post = Post(
                title=post_title,
                text=request.form.get("text", ""),
                submitter=session["auth"]["preferred_username"],
                image_name=filename,
                account_index=0,
                address_index=0
            )
            post.save()
            return redirect(url_for("post.read", id=post.id))
    return render_template("post/create.html")

@bp.route("/uploads/<path:filename>")
def uploaded_file(filename):
    return send_from_directory(current_app.config["UPLOAD_FOLDER"], filename)