#!/usr/bin/env python3
# -*- coding: UTF-8 -*-.

from sqlalchemy import create_engine, text
from sqlalchemy.engine import URL
from datetime import datetime as dt
import pandas as pd
import geopandas as gpd


# Parametres bdd
user = 'cen_admin'
pwd  = '#CEN38@venir'
adr  = '91.134.194.221'
port = '5432'
base = 'azalee'

url = URL.create('postgresql+psycopg2',
  username=user,
  password=pwd,
  host=adr,
  database=base,
)
con = create_engine(url)

v_perso = """
DROP VIEW IF EXISTS personnes.v_personne CASCADE;
CREATE OR REPLACE VIEW personnes.v_personne
AS
SELECT
    a.id,
    CASE WHEN btrim(lower(concat(a.nom, ' ', a.prenom))) = lower(COALESCE(b.abbrev, b.nom))
    	then btrim(concat(a.nom, ' ', a.prenom))
    	else string_agg(btrim(concat(a.nom, ' ', a.prenom,' (',COALESCE(b.abbrev, b.nom),')')),';') 
    end AS auteur
FROM personnes.personne a
    JOIN personnes.organisme b ON a.id_organisme = b.id
GROUP BY a.id,b.abbrev, b.nom;
"""
grant = """
GRANT ALL ON TABLE personnes.v_personne TO grp_admin;
GRANT SELECT ON TABLE personnes.v_personne TO grp_consult;
"""
with con.begin() as cnx:
    cnx.execute(text(v_perso))
    cnx.execute(grant)