# -*- 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
import os

from ..views.default import (
    to_int,
)


def execute_query(request, query, params):
    """Execute query and mark session as changed"""
    request.dbsession.execute(query, params)
    mark_changed(request.dbsession)
    transaction.commit()


def get_dossiers_byName(request, societe, name):
    # lires tous les dossiers d'un chantier
    
    query = """select * from (
    SELECT date,'DD' AS TYPE, LPAD(no_id,6,'0') AS numero, nomcli, CONCAT(c_nom,'; ',c_adr,'; ',c_ville) AS chantier, 0 AS montant, status, nosin, societe , no_id as nochantier
        FROM dem_devis WHERE societe=:societe AND c_nom LIKE :name
    UNION
    SELECT date,'DE' AS TYPE, LPAD(no_id,6,'0') AS numero, nomcli, CONCAT(c_nom,'; ',c_adr,'; ',c_ville) AS chantier, COALESCE(totalht,0) AS montant, status, nosin, societe , nochantier
        FROM devis WHERE societe=:societe AND c_nom LIKE :name
    UNION
    SELECT date,'FA' AS TYPE, LPAD(no_id,6,'0') AS numero, nomcli, CONCAT(c_nom,'; ',c_adr,'; ',c_ville) AS chantier, COALESCE(totalht,0) AS montant, status, nosin, societe , nochantier
        FROM facture WHERE societe=:societe AND c_nom LIKE :name
    ) a
    order by date, TYPE 
        """
    results = request.dbsession.execute(query, {'societe': societe, 'name': name+'%'}).fetchall()
    return results

def get_devfac_by_no(request,nodossier):
    # lire devis, facture ou proforma
    
    societe = nodossier[0:2]
    type_doc = nodossier[3:5]
    no_id = nodossier[5:]

    if type_doc == 'DE':
        query = """
    SELECT d.*, c.*, a.NOM as nom_cabinet, e.NOM as nom_expert FROM devis d 
    INNER JOIN clients c ON d.societe = c.societe and d.cd_cli = c.cd_cli
    INNER JOIN p_cabinet a ON d.cabinet = a.code
    INNER JOIN p_experts e ON d.cabinet = e.code_cab and d.expert = e.code_exp
    WHERE d.societe = :societe and d.no_id=:no_id;"""
    elif type_doc == 'FA':
        query = """
    SELECT d.*, c.*, a.NOM as nom_cabinet, e.NOM as nom_expert FROM facture d 
    INNER JOIN clients c ON d.societe = c.societe and d.cd_cli = c.cd_cli
    INNER JOIN p_cabinet a ON d.cabinet = a.code
    INNER JOIN p_experts e ON d.cabinet = e.code_cab and d.expert = e.code_exp
    WHERE d.societe = :societe and d.no_id=:no_id;"""
    else:
        query = """
    SELECT d.*, c.*, a.NOM as nom_cabinet, e.NOM as nom_expert FROM proforma d 
    INNER JOIN clients c ON d.societe = c.societe and d.cd_cli = c.cd_cli
    INNER JOIN p_cabinet a ON d.cabinet = a.code
    INNER JOIN p_experts e ON d.cabinet = e.code_cab and d.expert = e.code_exp
    WHERE d.societe = :societe and d.no_id=:no_id;"""

    results = request.dbsession.execute(query, {'societe': societe, 'no_id': no_id}).first()
    return results

def get_devis_lig_by_no(request,nodossier):

    societe = nodossier[0:2]
    type_doc = nodossier[3:5]
    no_id = nodossier[5:]
    
    if type_doc == 'DE':
        query = "SELECT * FROM devis_lig WHERE societe = :societe and no_id=:no_id;"
    elif type_doc == 'FA':
        query = "SELECT * FROM facture_lig WHERE societe = :societe and no_id=:no_id;"
    else:
        query = "SELECT * FROM proforma_lig WHERE societe = :societe and no_id=:no_id;"

    results = request.dbsession.execute(query, {'societe': societe, 'no_id': no_id}).fetchall()
    return results

def get_devis_lignes_by_no(request, nodossier, nolig):
    societe = nodossier[0:2]
    type_doc = nodossier[3:5]
    no_id = nodossier[5:]

    if nolig == '0':
        query = "SELECT * FROM devis_lignes WHERE societe = :societe and no_id=:no_id;"
        results = request.dbsession.execute(query, {'societe': societe, 'no_id': no_id}).fetchall()
    else:
        query = "SELECT * FROM devis_lignes WHERE societe = :societe and no_id=:no_id and nolig=:nolig;"
        results = request.dbsession.execute(query, {'societe': societe, 'no_id': no_id, 'nolig': nolig}).first()
    return results


def insert_devis_from_dossier(request, nodossier, logged_in):
    societe = nodossier[0:2]
    no_id = nodossier[3:]

    query = "CALL spINS_DEVIS_FROM_DOSSIER(:societe, 'DDW', :no_id, :logged_in);"
    results = request.dbsession.execute(query,{'societe': societe, 'no_id': no_id, 'logged_in': logged_in}).first()
    return results

def get_devis_by_no(request,nodossier):
    # lire devis, facture ou proforma
    
    societe = nodossier[0:2]
    no_id = nodossier[5:]

    query = """
    SELECT d.*, c.*, s.libelle, a.NOM as nom_cabinet, e.NOM as nom_expert FROM devis d 
    INNER JOIN clients c ON d.societe = c.societe and d.cd_cli = c.cd_cli
    INNER JOIN p_cabinet a ON d.cabinet = a.code
    INNER JOIN p_experts e ON d.cabinet = e.code_cab and d.expert = e.code_exp
    INNER JOIN p_statuts s ON d.STATUS = s.code
    WHERE d.societe = :societe and d.no_id=:no_id;"""

    results = request.dbsession.execute(query, {'societe': societe, 'no_id': no_id}).first()
    return results

def get_facture_by_no(request,nodossier):
    # lire facture
    
    societe = nodossier[0:2]
    no_id = nodossier[5:]

    query = """
    SELECT d.*, c.*, s.libelle, a.NOM as nom_cabinet, e.NOM as nom_expert FROM facture d 
    INNER JOIN clients c ON d.societe = c.societe and d.cd_cli = c.cd_cli
    INNER JOIN p_cabinet a ON d.cabinet = a.code
    INNER JOIN p_experts e ON d.cabinet = e.code_cab and d.expert = e.code_exp
    INNER JOIN p_statuts s ON d.STATUS = s.code
    WHERE d.societe = :societe and d.no_id=:no_id;"""

    results = request.dbsession.execute(query, {'societe': societe, 'no_id': no_id}).first()
    return results

def get_proforma_by_no(request,nodossier):
    # lire facture
    
    societe = nodossier[0:2]
    no_id = nodossier[5:]

    query = """
    SELECT d.*, c.*, a.NOM as nom_cabinet, e.NOM as nom_expert FROM proforma d 
    INNER JOIN clients c ON d.societe = c.societe and d.cd_cli = c.cd_cli
    INNER JOIN p_cabinet a ON d.cabinet = a.code
    INNER JOIN p_experts e ON d.cabinet = e.code_cab and d.expert = e.code_exp
    WHERE d.societe = :societe and d.no_id=:no_id;"""

    results = request.dbsession.execute(query, {'societe': societe, 'no_id': no_id}).first()
    return results

def update_devis_ligne(request, nodossier, nolig, new_values):
    societe = nodossier[0:2]
    no_id = nodossier[5:]
    # formater les champs
    s = ''
    for param in new_values.keys():           
        if s:
            s += ",%s=:%s" % (param, param)
        else:
            s = "%s=:%s" % (param, param)

    if nolig == '0':
        query = "INSERT INTO devis_lignes SET %s" % s
    else:
        new_values['societe'] = societe
        new_values['no_id'] = no_id
        new_values['nolig'] = nolig
        query = "UPDATE devis_lignes SET %s WHERE societe = :societe and no_id=:no_id and nolig = :nolig;" % s
    # import pdb;pdb.set_trace()
    execute_query(request, query, new_values)

def sum_devis_totaux(request, nodossier):
    societe = nodossier[0:2]
    no_id = nodossier[5:]

    query = """UPDATE devis SET totalht = (SELECT SUM(mtht) FROM devis_lignes WHERE societe=:societe AND no_id=:no_id),
            totaltva = ROUND(totalht * tauxtva / 100,2),
            totalttc = totalht + totaltva
        WHERE societe=:societe AND no_id=:no_id;"""
    execute_query(request, query, {'societe': societe, 'no_id': no_id})

def delete_devis_ligne(request, nodossier, nolig):
    societe = nodossier[0:2]
    no_id = nodossier[5:]

    query = "DELETE FROM devis_lignes WHERE societe = :societe and no_id=:no_id and nolig=%s;" 
    execute_query(request, query, {'societe': societe, 'no_id': no_id})

def move_devis_ligne(request, nodossier, nolig, move):
    societe = nodossier[0:2]
    no_id = nodossier[5:]
    
    # get max no ligne du devis
    query = "SELECT count(*) AS max_no FROM devis_lignes WHERE societe = :societe and no_id=:no_id;"
    results = request.dbsession.execute(query, {'societe': societe, 'no_id': no_id}).first()
    max_no = results.max_no + 1
    
    step = 0
    if move == 'up':
        # déplacement vers le haut
        if nolig > 1:
            step = -1
    else:
        # déplacement vers le haut
        if nolig < max_no:
            step = +1
            
    if step != 0:        
        # déplacer le suivant ou précédent vers la fin
        query = """UPDATE devis_lignes SET nolig = :max_no WHERE societe = :societe and no_id=:no_id and nolig = :nolig + :step;"""
        execute_query(request, query, {'societe': societe, 'no_id': no_id, 'nolig': nolig, 'max_no': max_no, 'step': step})
        # permuter avec le suivant ou précédent
        query = """UPDATE devis_lignes SET nolig = nolig + :step WHERE societe = :societe and no_id=:no_id and nolig = :nolig;"""
        execute_query(request, query,  {'societe': societe, 'no_id': no_id, 'nolig': nolig, 'step': step})
        # remettre le précédent ou suivant à la place de la ligne déplacée
        query = """UPDATE devis_lignes SET nolig = :nolig WHERE societe = :societe and no_id=:no_id and nolig = :max_no;"""
        execute_query(request, query,  {'societe': societe, 'no_id': no_id, 'nolig': nolig, 'max_no': max_no})

def update_devis_cloture(request, nodevis, status, logged_in):
    societe = nodevis[0:2]
    nochantier = int(nodevis[5:])
    # met le montant regle à 1 centime pour terminé le dossier
    query = "UPDATE devis SET STATUS = :status, USERMAJ = :logged_in WHERE societe=:societe AND no_id=:nochantier;"
    execute_query(request, query, {'societe': societe, 'nochantier': nochantier, 'status': status, 'logged_in': logged_in})

def update_devis_nochantier(request, societe, no_devis, nochantier):
    # extraire type de doc et no de doc à mettre à jour
    type = no_devis[0:2]
    no_id = no_devis[3:]
    if type == 'DE':
        # maj le numero du dossier du devis
        query = "UPDATE devis SET nochantier = :nochantier WHERE societe=:societe AND no_id=:no_id;"
    else:
        # maj le numero du dossier de la facture
        query = "UPDATE facture SET nochantier = :nochantier WHERE societe=:societe AND no_id=:no_id;"
    execute_query(request, query, {'societe': societe, 'nochantier': nochantier, 'no_id': no_id})