# -*- coding: UTF-8 -*

"""ScoDoc models: moduleimpls
"""
from typing import Any

from app import db
from app.models import APO_CODE_STR_LEN
from app.models import SHORT_STR_LEN
from app.models import CODE_STR_LEN
from app.models import UniteEns, Identite

import app.scodoc.notesdb as ndb
from app.scodoc import sco_evaluation_db


class ModuleImpl(db.Model):
    """Mise en oeuvre d'un module pour une annee/semestre"""

    __tablename__ = "notes_moduleimpl"
    __table_args__ = (db.UniqueConstraint("formsemestre_id", "module_id"),)

    id = db.Column(db.Integer, primary_key=True)
    moduleimpl_id = db.synonym("id")
    module_id = db.Column(
        db.Integer,
        db.ForeignKey("notes_modules.id"),
    )
    formsemestre_id = db.Column(
        db.Integer,
        db.ForeignKey("notes_formsemestre.id"),
        index=True,
    )
    responsable_id = db.Column("responsable_id", db.Integer, db.ForeignKey("user.id"))
    # formule de calcul moyenne:
    computation_expr = db.Column(db.Text())

    evaluations = db.relationship("Evaluation", lazy="dynamic", backref="moduleimpl")


# Enseignants (chargés de TD ou TP) d'un moduleimpl
notes_modules_enseignants = db.Table(
    "notes_modules_enseignants",
    db.Column(
        "moduleimpl_id",
        db.Integer,
        db.ForeignKey("notes_moduleimpl.id"),
    ),
    db.Column("ens_id", db.Integer, db.ForeignKey("user.id")),
    # ? db.UniqueConstraint("moduleimpl_id", "ens_id"),
)
# XXX il manque probablement une relation pour gérer cela


class ModuleImplInscription(db.Model):
    """Inscription à un module  (etudiants,moduleimpl)"""

    __tablename__ = "notes_moduleimpl_inscription"
    __table_args__ = (db.UniqueConstraint("moduleimpl_id", "etudid"),)

    id = db.Column(db.Integer, primary_key=True)
    moduleimpl_inscription_id = db.synonym("id")
    moduleimpl_id = db.Column(
        db.Integer,
        db.ForeignKey("notes_moduleimpl.id"),
        index=True,
    )
    etudid = db.Column(db.Integer, db.ForeignKey("identite.id"), index=True)
    etud = db.relationship(
        Identite,
        backref=db.backref("moduleimpl_inscriptions", cascade="all, delete-orphan"),
    )
    moduleimpl = db.relationship(
        ModuleImpl,
        backref=db.backref("inscriptions", cascade="all, delete-orphan"),
    )