From c1e87c455266afe2b759489acf41fe43f41ab307 Mon Sep 17 00:00:00 2001
From: Emmanuel Viennet <emmanuel.viennet@gmail.com>
Date: Mon, 9 Aug 2021 17:01:47 +0200
Subject: [PATCH] =?UTF-8?q?WIP:=20creation=20fonctions=20SQL=20=C3=A0=20l'?=
 =?UTF-8?q?init?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 app/models/__init__.py     |  2 ++
 app/models/raw_sql_init.py | 40 ++++++++++++++++++++++++++++++++++++++
 tests/conftest.py          |  4 +++-
 3 files changed, 45 insertions(+), 1 deletion(-)
 create mode 100644 app/models/raw_sql_init.py

diff --git a/app/models/__init__.py b/app/models/__init__.py
index e4db1129..3514f310 100644
--- a/app/models/__init__.py
+++ b/app/models/__init__.py
@@ -8,6 +8,8 @@ CODE_STR_LEN = 16  # chaine pour les codes
 SHORT_STR_LEN = 32  # courtes chaine, eg acronymes
 APO_CODE_STR_LEN = 16  # nb de car max d'un code Apogée
 
+from app.models.raw_sql_init import init_scodoc_database
+
 from app.models.absences import Absence, AbsenceNotification, BilletAbsence
 from app.models.entreprises import (
     Entreprise,
diff --git a/app/models/raw_sql_init.py b/app/models/raw_sql_init.py
new file mode 100644
index 00000000..c06cc544
--- /dev/null
+++ b/app/models/raw_sql_init.py
@@ -0,0 +1,40 @@
+# -*- coding: UTF-8 -*
+
+"""
+Create some Postgresql sequences and functions used by ScoDoc
+using raw SQL
+"""
+
+from app import db
+
+
+def init_scodoc_database():
+    """Create specific SQL functions and sequences"""
+    # Important: toujours utiliser IF NOT EXISTS
+    # car cette fonction peut être appelée plusieurs fois sur la même db
+    db.session.execute(
+        """
+CREATE SEQUENCE IF NOT EXISTS notes_idgen_fcod;
+CREATE OR REPLACE FUNCTION notes_newid_fcod() RETURNS TEXT
+    AS $$ SELECT 'FCOD' || to_char(nextval('notes_idgen_fcod'), 'FM999999999');  $$
+    LANGUAGE SQL;
+CREATE OR REPLACE FUNCTION notes_newid_ucod() RETURNS TEXT
+    AS $$ SELECT 'UCOD' || to_char(nextval('notes_idgen_fcod'), 'FM999999999');  $$
+    LANGUAGE SQL;
+
+CREATE OR REPLACE FUNCTION truncate_tables(username IN VARCHAR) RETURNS void AS $$
+DECLARE
+    statements CURSOR FOR
+        SELECT tablename FROM pg_tables
+        WHERE tableowner = username AND schemaname = 'public'
+        AND tablename <> 'notes_semestres'
+        AND tablename <> 'notes_form_modalites';
+BEGIN
+    FOR stmt IN statements LOOP
+        EXECUTE 'TRUNCATE TABLE ' || quote_ident(stmt.tablename) || ' CASCADE;';
+    END LOOP;
+END;
+$$ LANGUAGE plpgsql;
+    """
+    )
+    db.session.commit()
diff --git a/tests/conftest.py b/tests/conftest.py
index 758250f4..337b5afb 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -5,6 +5,7 @@ from flask_login import login_user, logout_user, current_user
 
 import app as myapp
 from app import db, create_app
+from app import models
 from app.auth.models import User, Role, Permission
 from app.scodoc import sco_bulletins_standard
 from app.scodoc import notesdb as ndb
@@ -20,13 +21,14 @@ def truncate_database():
 def test_client():
     # Setup
     myapp.Config.TESTING = True
-    myapp.Config.SQLALCHEMY_DATABASE_URI = "sqlite://"
+    myapp.Config.SQLALCHEMY_DATABASE_URI = "postgresql://scodoc@localhost/SCOTEST00"
     myapp.Config.SERVER_NAME = "test.gr"
     apptest = create_app()
     # Run tests:
     with apptest.test_client() as client:
         with apptest.app_context():
             with apptest.test_request_context():
+                models.init_scodoc_database()
                 db.create_all()
                 Role.insert_roles()
                 u = User(user_name="admin")