from flask import request, Blueprint, render_template, url_for
from os import path
from checker import check_auth
from .requests_model import sklad, materials_per_seller
import json

with open(path.join(path.dirname(__file__), 'zapros_menu.json')) as f:
    requests_list = json.load(f)

requests_bp = Blueprint('requests_bp', __name__, template_folder='templates')

@requests_bp.route('/', methods=['GET', 'POST'])
@check_auth
def requests():
    if request.method == 'GET':
        return render_template('pages_menu.html', options=requests_list, header='Запросы')

@requests_bp.route('/sklad', methods=['GET', 'POST'])
@check_auth
def sklad_zapros():
    if request.method == 'GET':
        # materials = ['Сталь', 'Алюминий', 'Медь', 'Пластик', 'Дерево']
        return render_template('zagotovki.html', header='Количество заготовок на складе')
    else:
        material = dict(request.form)
        zagotovki = sklad(material)
        if zagotovki.status:
            header = f'Заготовки на складе из материала \"{material["material"]}\"'
            return render_template('output.html', items=zagotovki.result, header=header)
        else:
            return render_template('error.html', error_message=zagotovki.error_message)
        
@requests_bp.route('/shipments', methods=['GET', 'POST'])
@check_auth
def sellers_ship():
    if request.method == 'GET':
        # sellers = ['Alpha Supplies', 'Beta Materials', 'Gamma Parts', 'Delta Components', 'Epsilon Goods']
        return render_template('sellers_ship.html')
    else:
        seller = dict(request.form)
        zagotovki = materials_per_seller(seller)
        if zagotovki.status:
            header = f'Поставки от поставщика \"{seller["seller"]}\"'
            return render_template('output.html', items=zagotovki.result, header=header, link=url_for('requests_bp.requests'))
        else:
            return render_template('error.html', error_message=zagotovki.error_message)