"""
Project:    PARTS Website
Author:     Edward Middleton-Smith
            Precision And Research Technology Systems Limited

Technology: App Routing
Feature:    Store Product Routes

Description:
Initializes the Flask application, sets the configuration based on the environment, and defines two routes (/ and /about) that render templates with the specified titles.
"""

# internal
from business_objects.store.product import Product, Parameters_Product
from datastores.datastore_store_product import DataStore_Store_Product
from forms.store.product import Filters_Product
from models.model_view_store_product import Model_View_Store_Product
from helpers.helper_app import Helper_App
import lib.argument_validation as av
# external
from flask import Flask, render_template, jsonify, request,  render_template_string, send_from_directory, redirect, url_for, session, Blueprint, current_app
from extensions import db, oauth
from urllib.parse import quote_plus, urlencode
from authlib.integrations.flask_client import OAuth
from authlib.integrations.base_client import OAuthError
from urllib.parse import quote, urlparse, parse_qs


routes_store_product = Blueprint('routes_store_product', __name__)

"""
@routes_store_product.route(Model_View_Store_Product.HASH_PAGE_STORE_PRODUCTS, methods=['GET'])
def products():
    print('products')
    print(f'request.args={request.args}')
    user = DataStore_Store_Product.get_user_session()
    filters = Parameters_Product.get_default(user.id_user)
    have_changed_filters = False
    arg_filter_is_not_empty = request.args.get(Model_View_Store_Product.FLAG_IS_NOT_EMPTY, None)
    have_changed_filters = have_changed_filters or arg_filter_is_not_empty is None
    print(f'arg_filter_is_not_empty={arg_filter_is_not_empty}')
    filters.is_not_empty = filters.is_not_empty if arg_filter_is_not_empty is None else av.input_bool(arg_filter_is_not_empty, 'is_not_empty', 'filter')
    arg_filter_active = request.args.get(Model_View_Store_Product.FLAG_ACTIVE, None)
    have_changed_filters = have_changed_filters or arg_filter_active is None
    print(f'arg_filter_active={arg_filter_active}')
    filters.active = filters.active if arg_filter_active is None else av.input_bool(arg_filter_active, 'active', 'filter')
    if have_changed_filters:
        print('redirecting')
        return redirect(url_for('routes_store_product.products', **filters.to_json()))
    model = Model_View_Store_Product(filters)
    return render_template('pages/store/_products.html', model = model)

@routes_store_product.route(Model_View_Store_Product.HASH_GET_STORE_PRODUCT, methods=['POST'])
def filter():
    data = Helper_App.get_request_data(request)
    # form_filters = None
    try:
        form_filters = get_Filters_Product(data)
        if not form_filters.validate_on_submit():
            return jsonify({Model_View_Store_Product.FLAG_STATUS: Model_View_Store_Product.FLAG_FAILURE, Model_View_Store_Product.FLAG_MESSAGE: f'Form invalid.\n{form_filters.errors}'})
        # ToDo: manually validate category, product
        filters_form = Parameters_Product.from_form_filters_product(form_filters)
        model = Model_View_Store_Product(filters = filters_form)
        return jsonify({Model_View_Store_Product.FLAG_STATUS: Model_View_Store_Product.FLAG_SUCCESS, 'Success': True, Model_View_Store_Product.FLAG_DATA: model.category_list.to_json()})
    except Exception as e:
        return jsonify({Model_View_Store_Product.FLAG_STATUS: Model_View_Store_Product.FLAG_FAILURE, Model_View_Store_Product.FLAG_MESSAGE: f'Bad data received by controller.\n{e}'})

def get_Filters_Product(data_request):
    data_form = data_request[Model_View_Store_Product.FLAG_FORM]
    form_filters = Filters_Product(**data_form)
    form_filters.is_not_empty.data = av.input_bool(data_form['is_not_empty'], 'is_not_empty', 'filter')
    form_filters.active.data = av.input_bool(data_form['active'], 'active', 'filter')
    return form_filters

@routes_store_product.route(Model_View_Store_Product.HASH_SAVE_STORE_PRODUCT, methods=['POST'])
def save():
    data = Helper_App.get_request_data(request)
    # form_filters = None
    print(f'data={data}')
    try:
        form_filters = get_Filters_Product(data)
        if not form_filters.validate_on_submit():
            return jsonify({Model_View_Store_Product.FLAG_STATUS: Model_View_Store_Product.FLAG_FAILURE, Model_View_Store_Product.FLAG_MESSAGE: f'Filters form invalid.\n{form_filters.errors}'})
        filters_form = Parameters_Product.from_form(form_filters)
        
        categories = data[Model_View_Store_Product.FLAG_PRODUCT]
        if len(categories) == 0:
            return jsonify({Model_View_Store_Product.FLAG_STATUS: Model_View_Store_Product.FLAG_FAILURE, Model_View_Store_Product.FLAG_MESSAGE: f'No categories.'})
        objsCategory = []
        for category in categories:
            objsCategory.append(Product.from_json(category))
        # model_save = Model_View_Store_Product() # filters_product=filters_form)
        print(f'objsCategory={objsCategory}')
        Model_View_Store_Product.save_categories(data.get('comment', 'No comment'), objsCategory)

        model_return = Model_View_Store_Product(filters=filters_form)
        print('nips')
        return jsonify({Model_View_Store_Product.FLAG_STATUS: Model_View_Store_Product.FLAG_SUCCESS, 'Success': True, Model_View_Store_Product.FLAG_DATA: model_return.category_list.to_json()})
    except Exception as e:
        return jsonify({Model_View_Store_Product.FLAG_STATUS: Model_View_Store_Product.FLAG_FAILURE, Model_View_Store_Product.FLAG_MESSAGE: f'Bad data received by controller.\n{e}'})
"""


@routes_store_product.route(Model_View_Store_Product.HASH_PAGE_STORE_PRODUCTS, methods=['GET'])
def products():
    print('products')
    try:
        form_filters = Filters_Product.from_json(request.args)
    except Exception as e:
        print(f'Error: {e}')
        form_filters = Filters_Product()
    print(f'form_filters={form_filters}')
    model = Model_View_Store_Product(form_filters)
    if not model.is_user_logged_in:
        # return redirect(url_for('routes_user.login', data = jsonify({ Model_View_Store_Product.FLAG_CALLBACK: Model_View_Store_Product.HASH_PAGE_STORE_PRODUCTS })))
        return redirect(url_for('routes_core.home'))
    return render_template('pages/store/_products.html', model = model)

@routes_store_product.route(Model_View_Store_Product.HASH_GET_STORE_PRODUCT, methods=['POST'])
def filter_product():
    data = Helper_App.get_request_data(request)
    try:
        form_filters = Filters_Product.from_json(data)
        if not form_filters.validate_on_submit():
            return jsonify({
                Model_View_Store_Product.FLAG_STATUS: Model_View_Store_Product.FLAG_FAILURE, 
                Model_View_Store_Product.FLAG_MESSAGE: f'Form invalid.\n{form_filters.errors}'
            })
        model = Model_View_Store_Product(form_filters = form_filters)
        if not model.is_user_logged_in:
            raise Exception('User not logged in')
        return jsonify({
            Model_View_Store_Product.FLAG_STATUS: Model_View_Store_Product.FLAG_SUCCESS, 
            Model_View_Store_Product.FLAG_DATA: model.category_list.to_json()
        })
    except Exception as e:
        return jsonify({
            Model_View_Store_Product.FLAG_STATUS: Model_View_Store_Product.FLAG_FAILURE, 
            Model_View_Store_Product.FLAG_MESSAGE: f'Bad data received by controller.\n{e}'
        })

@routes_store_product.route(Model_View_Store_Product.HASH_SAVE_STORE_PRODUCT, methods=['POST'])
def save_product():
    data = Helper_App.get_request_data(request)
    try:
        form_filters = Filters_Product.from_json(data[Model_View_Store_Product.FLAG_FORM_FILTERS])
        if not form_filters.validate_on_submit():
            return jsonify({
                Model_View_Store_Product.FLAG_STATUS: Model_View_Store_Product.FLAG_FAILURE, 
                Model_View_Store_Product.FLAG_MESSAGE: f'Filters form invalid.\n{form_filters.errors}'
            })
        # filters_form = Filters_Product.from_form(form_filters)
        print(f'form_filters: {form_filters}')

        products = data[Model_View_Store_Product.FLAG_PRODUCT]
        if len(products) == 0:
            return jsonify({
                Model_View_Store_Product.FLAG_STATUS: Model_View_Store_Product.FLAG_FAILURE, 
                Model_View_Store_Product.FLAG_MESSAGE: f'No products.'
            })
        objsProduct = []
        for product in products:
            objsProduct.append(Product.from_json(product))
        # model_save = Model_View_Store_Product() # filters_product=filters_form)
        print(f'objsProduct={objsProduct}')
        save_errors = Model_View_Store_Product.save_products(data.get('comment', 'No comment'), objsProduct)

        model_return = Model_View_Store_Product(form_filters=form_filters)
        if not model_return.is_user_logged_in:
            raise Exception('User not logged in')
        print('nips')
        return jsonify({
            Model_View_Store_Product.FLAG_STATUS: Model_View_Store_Product.FLAG_SUCCESS, 
            Model_View_Store_Product.FLAG_DATA: model_return.category_list.to_json()
        })
    except Exception as e:
        return jsonify({
            Model_View_Store_Product.FLAG_STATUS: Model_View_Store_Product.FLAG_FAILURE, 
            Model_View_Store_Product.FLAG_MESSAGE: f'Bad data received by controller.\n{e}'
        })