# -*- coding: utf8 -*-
from sqlalchemy import text
from sqlalchemy.ext.declarative import declarative_base
from sqlalchemy.orm import (
    scoped_session,
    sessionmaker,
)

from zope.sqlalchemy import ZopeTransactionExtension, mark_changed

from datetime import *
import transaction
from bs4 import BeautifulSoup 
import urllib2

from .default import (
    execute_query,
)

def get_actifs(request, no_id):
    if no_id == '0':
        query = "SELECT actifs.*, classes.* FROM actifs INNER JOIN classes ON actifs.classe = classes.classe ORDER BY ordre, libelle"
        results = request.dbsession.execute(query).fetchall()
    else:
        # lire le actif par son identifiant
        query = """SELECT * FROM actifs WHERE no_id=:no_id;"""
        results = request.dbsession.execute(query, {'no_id': no_id}).first()
    return results

def update_actif(request, no_id, new_values):
    # formater les champs
    s = ''
    for param in new_values.keys():
        if param == 'symbole':
            new_values['symbole'] = new_values['symbole'].upper()

        if s:
            s += ",%s=:%s" % (param, param)
        else:
            s = "%s=:%s" % (param, param)

    if no_id == '0':
        query = "INSERT INTO actifs SET %s" % s
    else:
        new_values['no_id'] = no_id
        query = "UPDATE actifs SET %s WHERE no_id = :no_id;" % s
    execute_query(request, query, new_values)

def update_actif_devise(request, devise, taux):
    query = "UPDATE actifs SET parite = :taux WHERE devise = :devise;"
    execute_query(request, query, {'taux': taux, 'devise': devise})

def update_actif_valeur(request, symbole, cours):
    query = "UPDATE actifs SET cours = :cours WHERE symbole = :symbole;"
    execute_query(request, query, {'symbole': symbole, 'cours': cours})

def update_portefeuille(request, logged_in):
    query = "CALL spUPD_PORTEFEUILLE(:logged_in);"
    execute_query(request, query,  {'logged_in': logged_in})

def delete_actif(request, no_id):
    query = "DELETE FROM actifs WHERE no_id = :no_id ;"
    execute_query(request, query, {'no_id': no_id})
    
def get_allocation(request, no_cat):
    if no_cat == '0':
        query = """
SELECT allocation.*, classes.* FROM allocation INNER JOIN classes ON allocation.classe = classes.classe
ORDER BY ordre"""
        results = request.dbsession.execute(query).fetchall()
    else:
        # lire le actif par son identifiant
        query = """SELECT * FROM allocation WHERE no_cat=:no_cat;"""
        results = request.dbsession.execute(query, {'no_cat': no_cat}).first()
    return results

def get_allocation_bytype(request, type):
    # lire le actif par son identifiant
    query = """SELECT allocation.*, classes.* FROM allocation INNER JOIN classes ON allocation.classe = classes.classe
WHERE type=:type ORDER by ordre;"""
    results = request.dbsession.execute(query, {'type': type}).fetchall()
    return results

def update_allocation(request, no_cat, new_values):
    # formater les champs
    s = ''
    for param in new_values.keys():
        if s:
            s += ",%s=:%s" % (param, param)
        else:
            s = "%s=:%s" % (param, param)

    if no_cat == '0':
        query = "INSERT INTO allocation SET %s" % s
    else:
        new_values['no_cat'] = no_cat
        query = "UPDATE allocation SET %s WHERE no_cat = :no_cat;" % s
    execute_query(request, query, new_values)

def delete_allocation(request, no_cat):
    query = "DELETE FROM allocation WHERE no_cat = :no_cat ;"
    execute_query(request, query, {'no_cat': no_cat})
    
def get_classes(request, classe):
    if classe == '0':
        query = """SELECT * FROM classes ORDER BY ordre"""
        results = request.dbsession.execute(query).fetchall()
    else:
        # lire la classe par son identifiant
        query = """SELECT * FROM classes WHERE classe=:classe;"""
        results = request.dbsession.execute(query, {'classe': classe}).first()
    return results

def get_histo(request, no_id):
    if no_id == '0':
        query = "SELECT * FROM histo ORDER BY date"
        results = request.dbsession.execute(query).fetchall()
    else:
        # lire le histo par le no_id
        query = """SELECT * FROM histo WHERE no_id=:no_id;"""
        results = request.dbsession.execute(query, {'no_id': no_id}).first()
    return results

def update_histo(request, no_id, new_values):
    # formater les champs
    s = ''
    for param in new_values.keys():
        if s:
            s += ",%s=:%s" % (param, param)
        else:
            s = "%s=:%s" % (param, param)

    if no_id == '0':
        query = "INSERT INTO histo SET date=CURRENT_DATE(), %s" % s
    else:
        new_values['no_id'] = no_id
        query = "UPDATE histo SET %s WHERE no_id = :no_id;" % s
    execute_query(request, query, new_values)

def delete_histo(request, no_id):
    query = "DELETE FROM histo WHERE no_id = :no_id ;"
    execute_query(request, query, {'no_id': no_id})
    
def getCurrencyRate(currency):
    # specify the url
    quote_page = 'http://www.finances.net/devises/courseuro' 
    
    # query & parse the html using beautiful soap and store in variable `soup`
    soup = BeautifulSoup(urllib2.urlopen(quote_page), 'html.parser')
    # get the history table
    rows = soup.find('table', attrs={'class': 'news_table'}).tbody.findAll('tr')
    divs = rows[1].findAll('td')
    rate = divs[1].span.text
    return float(rate.replace(',','.'))
    
def getYahooQuote(ticker):
    # specify the url
    quote_page = 'https://finance.yahoo.com/quote/%s/history/' % ticker
    
    # query & parse the html using beautiful soap and store in variable `soup`
    soup = BeautifulSoup(urllib2.urlopen(quote_page), 'html.parser')
    data = []    
    # get the quote price
    rows = soup.findAll('table')[0].tbody.findAll('tr')
    for each_row in rows:
        divs = each_row.findAll('td')
        if divs[1].span.text  != 'Dividend': #Ignore this row in the table
            #I'm only interested in 'Close' price; 
            data.append({'Date': divs[0].span.text, 'Close': float(divs[5].span.text.replace(',',''))})
            break
            
    # retourne la prière ligne
    return data[0]