# -*- coding: utf-8 -*-

"""Initialise une base pour les tests de l'API ScoDoc 9

 Création des départements, formations, semestres, étudiants, groupes...

 utilisation:
 1) modifier /opt/scodoc/.env pour indiquer 
    FLASK_ENV=test_api
    FLASK_DEBUG=1 
 
 2) En tant qu'utilisateur scodoc, lancer:
 tools/create_database.sh
 flask db upgrade
 flask sco-db-init --erase
 flask init-test-database
 

 3) relancer ScoDoc:
   flask run --host 0.0.0.0

 4) lancer client de test

"""
import datetime
import random
import time
import sys

from app.auth.models import Role, User
from app import models
from app.models import (
    Departement,
    Formation,
    FormSemestre,
    Identite,
    ModuleImpl,
    NotesNotes,
    ApcReferentielCompetences,
    ApcCompetence,
    Absence,
    FormSemestreEtape,
)
from app import db
from app.models.but_refcomp import (
    ApcParcours,
    ApcAnneeParcours,
    ApcSituationPro,
    ApcComposanteEssentielle,
    ApcNiveau,
    ApcAppCritique,
)
from app.scodoc import (
    sco_cache,
    sco_evaluation_db,
    sco_formations,
    sco_formsemestre_inscriptions,
    sco_groups,
)
from app.scodoc.sco_permissions import Permission
from app.scodoc.sco_saisie_notes import notes_add
from tools.fakeportal.gen_nomprenoms import nomprenom

random.seed(12345678)  # tests reproductibles

# La formation à utiliser:
FORMATION_XML_FILENAME = "tests/ressources/formations/scodoc_formation_RT_BUT_RT_v1.xml"


def init_departement(acronym: str) -> Departement:
    "Create dept, and switch context into it."
    import app as mapp

    dept = Departement(acronym=acronym)
    db.session.add(dept)
    mapp.set_sco_dept(acronym)
    db.session.commit()
    return dept


def import_formation() -> Formation:
    """Import formation from XML.
    Returns formation_id
    """
    with open(FORMATION_XML_FILENAME) as f:
        doc = f.read()
    # --- Création de la formation
    f = sco_formations.formation_import_xml(doc)
    return Formation.query.get(f[0])


def create_users(dept: Departement) -> tuple:
    """créé les utilisateurs nécessaires aux tests"""
    # Un utilisateur "test" (passwd test) pouvant lire l'API
    user = User(user_name="test", nom="Doe", prenom="John", dept=dept.acronym)
    user.set_password("test")
    db.session.add(user)

    # Le rôle  standard LecteurAPI existe déjà
    role = Role.query.filter_by(name="LecteurAPI").first()
    if role is None:
        print("Erreur: rôle LecteurAPI non existant")
        sys.exit(1)
    perm_api_view = Permission.get_by_name("APIView")
    role.add_permission(perm_api_view)
    db.session.add(role)

    user.add_role(role, None)

    # Un utilisateur "other" n'ayant aucune permission sur l'API
    other = User(user_name="other", nom="Sans", prenom="Permission", dept=dept.acronym)
    other.set_password("other")
    db.session.add(other)

    db.session.commit()
    return user, other


def create_fake_etud(dept: Departement) -> Identite:
    """Créé un faux étudiant et l'insère dans la base."""
    civilite = random.choice(("M", "F", "X"))
    nom, prenom = nomprenom(civilite)
    etud: Identite = Identite(
        civilite=civilite, nom=nom, prenom=prenom, dept_id=dept.id
    )
    db.session.add(etud)
    db.session.commit()
    # créé un étudiant sur deux avec un NIP et INE alphanumérique
    etud.code_nip = f"{etud.id}" if (etud.id % 2) else f"NIP{etud.id}"
    etud.code_ine = f"INE{etud.id}" if (etud.id % 2) else f"{etud.id}"
    db.session.add(etud)
    db.session.commit()
    adresse = models.Adresse(
        etudid=etud.id, email=f"{etud.prenom}.{etud.nom}@example.com"
    )
    db.session.add(adresse)
    admission = models.Admission(etudid=etud.id)
    db.session.add(admission)
    db.session.commit()
    return etud


def create_etuds(dept: Departement, nb=16) -> list:
    "create nb etuds"
    return [create_fake_etud(dept) for _ in range(nb)]


def create_formsemestre(
    formation: Formation, responsable: User, semestre_idx=1
) -> FormSemestre:
    """Create formsemestre and moduleimpls
    responsable: resp. du formsemestre
    """
    formsemestre = FormSemestre(
        dept_id=formation.dept_id,
        semestre_id=semestre_idx,
        titre="Semestre test",
        date_debut=datetime.datetime(2021, 9, 1),
        date_fin=datetime.datetime(2022, 8, 31),
        modalite="FI",
        formation=formation,
    )
    db.session.add(formsemestre)
    db.session.commit()
    # Crée un modulimpl par module de ce semestre:
    for module in formation.modules.filter_by(semestre_id=semestre_idx):
        modimpl = models.ModuleImpl(
            module_id=module.id,
            formsemestre_id=formsemestre.id,
            responsable_id=responsable.id,
        )
        db.session.add(modimpl)
    db.session.commit()
    partition_id = sco_groups.partition_create(
        formsemestre.id, default=True, redirect=False
    )
    _group_id = sco_groups.create_group(partition_id, default=True)
    return formsemestre


def inscrit_etudiants(etuds: list, formsemestre: FormSemestre):
    """Inscrit les etudiants aux semestres et à tous ses modules"""
    for etud in etuds:
        aleatoire = random.randint(0, 10)
        if aleatoire <= 3:
            sco_formsemestre_inscriptions.do_formsemestre_inscription_with_modules(
                formsemestre.id,
                etud.id,
                group_ids=[],
                etat="I",
                method="init db test",
            )
        elif 3 < aleatoire <= 6:
            sco_formsemestre_inscriptions.do_formsemestre_inscription_with_modules(
                formsemestre.id,
                etud.id,
                group_ids=[],
                etat="D",
                method="init db test",
            )
        else:
            sco_formsemestre_inscriptions.do_formsemestre_inscription_with_modules(
                formsemestre.id,
                etud.id,
                group_ids=[],
                etat="DEF",
                method="init db test",
            )


def create_evaluations(formsemestre: FormSemestre):
    "creation d'une evaluation dans cahque modimpl du semestre"
    for modimpl in formsemestre.modimpls:
        args = {
            "moduleimpl_id": modimpl.id,
            "jour": None,
            "heure_debut": "8h00",
            "heure_fin": "9h00",
            "description": None,
            "note_max": 20,
            "coefficient": 1.0,
            "visibulletin": True,
            "publish_incomplete": True,
            "evaluation_type": None,
            "numero": None,
        }
        evaluation_id = sco_evaluation_db.do_evaluation_create(**args)


def saisie_notes_evaluations(formsemestre: FormSemestre, user: User):
    """
    Saisie les notes des evaluations d'un semestre
    """
    etuds = formsemestre.etuds
    list_etuds = []
    for etu in etuds:
        list_etuds.append(etu)

    date_debut = formsemestre.date_debut
    date_fin = formsemestre.date_fin

    list_ues = formsemestre.query_ues()

    def saisir_notes(evaluation_id: int, condition: int):
        """
        Permet de saisir les notes de manière aléatoire suivant une condition
        Définition des valeurs de condition :
            0 : all_notes_saisies
            1 : all_notes_manquantes
            2 : some_notes_manquantes
        """
        if condition == 0 or condition == 2:
            if condition == 0:
                for etu in list_etuds:
                    note = NotesNotes(
                        etu.id,
                        evaluation_id,
                        random.uniform(0, 20),
                        "",
                        date_debut + random.random() * (date_fin - date_debut),
                        user.id,
                    )
                    db.session.add(note)
                    db.session.commit()
            else:
                percent = 80 / 100
                len_etuds = len(list_etuds)
                new_list_etuds = random.sample(list_etuds, k=int(percent * len_etuds))
                for etu in new_list_etuds:
                    note = NotesNotes(
                        etu.id,
                        evaluation_id,
                        random.uniform(0, 20),
                        "",
                        date_debut + random.random() * (date_fin - date_debut),
                        user.id,
                    )
                    db.session.add(note)
                    db.session.commit()

    for ue in list_ues:
        mods = ue.modules
        for mod in mods:
            moduleimpl = ModuleImpl.query.get_or_404(mod.id)
            for evaluation in moduleimpl.evaluations:
                condition_saisie_notes = random.randint(0, 2)
                saisir_notes(evaluation.id, condition_saisie_notes)


def create_ref_comp(formation: Formation):
    """
    Créer un referentiel de competences
    """
    # ### ApcSituationPro ###
    # apc_situation_pro_id = 1
    # apc_situation_pro_competence_id = 1
    # apc_situation_pro_libelle = ""
    #
    # apc_situation_pro = ApcSituationPro(
    #     apc_situation_pro_id, apc_situation_pro_competence_id, apc_situation_pro_libelle
    # )
    # db.session.add(apc_situation_pro)
    # db.session.commit()
    #
    # ### ApcComposanteEssentielle ###
    # apc_composante_essentielle_id = 1
    # apc_composante_essentielle_competence_id = 1
    # apc_composante_essentielle_libelle = ""
    #
    # apc_composante_essentielle = ApcComposanteEssentielle(
    #     apc_composante_essentielle_id,
    #     apc_composante_essentielle_competence_id,
    #     apc_composante_essentielle_libelle,
    # )
    # db.session.add(apc_composante_essentielle)
    # db.session.commit()
    #
    # ### ApcAppCritique ###
    # apc_app_critique_id = 1
    # apc_app_critique_niveau_id = 1
    # apc_app_critique_code = ""
    # apc_app_critique_libelle = ""
    # apc_app_critique_modules = formation.modules
    #
    # apc_app_critique = ApcAppCritique(
    #     apc_app_critique_id,
    #     apc_app_critique_niveau_id,
    #     apc_app_critique_code,
    #     apc_app_critique_libelle,
    #     apc_app_critique_modules,
    # )
    # db.session.add(apc_app_critique)
    # db.session.commit()
    #
    # ### ApcNiveau ###
    # apc_niveau_id = 1
    # apc_niveau_competence_id = 1
    # apc_niveau_libelle = ""
    # apc_niveau_annee = ""
    # apc_niveau_ordre = 1
    # apc_niveau_app_critiques = apc_app_critique
    #
    # apc_niveau = ApcNiveau(
    #     apc_niveau_id,
    #     apc_niveau_competence_id,
    #     apc_niveau_libelle,
    #     apc_niveau_annee,
    #     apc_niveau_ordre,
    #     apc_niveau_app_critiques,
    # )
    # db.session.add(apc_niveau)
    # db.session.commit()
    #
    # ### ApcCompetence ###
    # apc_competence_id = 1
    # apc_competence_referentiel_id = 1
    # apc_competence_id_orebut = ""
    # apc_competence_titre = ""
    # apc_competence_titre_long = ""
    # apc_competence_couleur = ""
    # apc_competence_numero = 1
    # apc_competence_xml_attribs = {  # xml_attrib : attribute
    #     "id": "id_orebut",
    #     "nom_court": "titre",  # was name
    #     "libelle_long": "titre_long",
    # }
    # apc_competence_situations = apc_situation_pro
    # apc_competence_composantes_essentielles = apc_composante_essentielle
    # apc_competence_niveaux = apc_niveau
    #
    # apc_competence = ApcCompetence(
    #     apc_competence_id,
    #     apc_competence_referentiel_id,
    #     apc_competence_id_orebut,
    #     apc_competence_titre,
    #     apc_competence_titre_long,
    #     apc_competence_couleur,
    #     apc_competence_numero,
    #     apc_competence_xml_attribs,
    #     apc_competence_situations,
    #     apc_competence_composantes_essentielles,
    #     apc_competence_niveaux,
    # )
    # db.session.add(apc_competence)
    # db.session.commit()
    #
    # ### ApcAnneeParcours ###
    # apc_annee_parcours_id = 1
    # apc_annee_parcours_parcours_id = 1
    # apc_annee_parcours_ordre = 1
    #
    # ap_annee_parcours = ApcAnneeParcours(
    #     apc_annee_parcours_id, apc_annee_parcours_parcours_id, apc_annee_parcours_ordre
    # )
    #
    # ### ApcParcours ###
    # apc_parcours_id = 1
    # apc_parcours_referentiel_id = 1
    # apc_parcours_numero = 1
    # apc_parcours_code = ""
    # apc_parcours_libelle = ""
    # apc_parcours_annees = ap_annee_parcours
    #
    # apc_parcours = ApcParcours(
    #     apc_parcours_id,
    #     apc_parcours_referentiel_id,
    #     apc_parcours_numero,
    #     apc_parcours_code,
    #     apc_parcours_libelle,
    #     apc_parcours_annees,
    # )
    # db.session.add(apc_parcours)
    # db.session.commit()

    ### ApcReferentielCompetences ###
    apc_referentiel_competences_id = 1
    apc_referentiel_competences_dept_id = 1
    apc_referentiel_competences_annexe = ""
    apc_referentiel_competences_specialite = ""
    apc_referentiel_competences_specialite_long = ""
    apc_referentiel_competences_type_titre = ""
    apc_referentiel_competences_type_structure = ""
    apc_referentiel_competences_type_departement = ""
    apc_referentiel_competences_version_orebut = ""
    apc_referentiel_competences_xml_attribs = {
        "type": "type_titre",
        "version": "version_orebut",
    }
    apc_referentiel_competences_scodoc_date_loaded = ""
    apc_referentiel_competences_scodoc_orig_filename = ""
    # apc_referentiel_competences_competences = apc_competence
    # apc_referentiel_competences_parcours = apc_parcours
    # apc_referentiel_competences_formations = formation

    apc_referentiel_competences = ApcReferentielCompetences(
        apc_referentiel_competences_id,
        apc_referentiel_competences_dept_id,
        apc_referentiel_competences_annexe,
        apc_referentiel_competences_specialite,
        apc_referentiel_competences_specialite_long,
        apc_referentiel_competences_type_titre,
        apc_referentiel_competences_type_structure,
        apc_referentiel_competences_type_departement,
        apc_referentiel_competences_version_orebut,
        apc_referentiel_competences_xml_attribs,
        # apc_referentiel_competences_scodoc_date_loaded,
        apc_referentiel_competences_scodoc_orig_filename,
        # apc_referentiel_competences_competences,
        # apc_referentiel_competences_parcours,
        # apc_referentiel_competences_formations,
    )
    db.session.add(apc_referentiel_competences)
    db.session.commit()

    formation.referentiel_competence_id = apc_referentiel_competences.id
    db.session.commit()


def add_absences(formsemestre: FormSemestre):
    """
    Ajoute des absences en base
    """
    date_debut = formsemestre.date_debut
    date_fin = formsemestre.date_fin

    etuds = formsemestre.etuds
    id_db = 1
    for etu in etuds:
        aleatoire = random.randint(0, 1)
        if aleatoire == 1:
            nb_absences = random.randint(1, 5)
            for absence in range(0, nb_absences):
                id = id_db
                etudid = etu.id
                jour = date_debut + random.random() * (date_fin - date_debut)
                estabs = True
                estjust = True if random.randint(0, 1) == 1 else False
                matin = True if random.randint(0, 1) == 1 else False
                description = ""
                abs = Absence(id, etudid, jour, estabs, estjust, matin, description)
                db.session.add(abs)
                db.session.commit()
                id_db += 1


def create_etape_apo(formsemestre: FormSemestre):
    """
    Ajoute étape apoge au formsemestre
    """
    etape_apo1 = FormSemestreEtape(
        id=1, formsemestre_id=formsemestre.id, etape_apo="A1"
    )
    db.session.add(etape_apo1)

    etape_apo2 = FormSemestreEtape(
        id=2, formsemestre_id=formsemestre.id, etape_apo="A2"
    )
    db.session.add(etape_apo2)

    etape_apo3 = FormSemestreEtape(
        id=3, formsemestre_id=formsemestre.id, etape_apo="A3"
    )
    db.session.add(etape_apo3)

    list_etapes = [etape_apo1, etape_apo2, etape_apo3]
    formsemestre.etapes = list_etapes
    db.session.commit()


def init_test_database():
    """Appelé par la commande `flask init-test-database`

    Création d'un département et de son contenu pour les tests
    """
    dept = init_departement("TAPI")
    user_lecteur, user_autre = create_users(dept)
    with sco_cache.DeferredSemCacheManager():
        etuds = create_etuds(dept)
        formation = import_formation()
        formsemestre = create_formsemestre(formation, user_lecteur)
        create_evaluations(formsemestre)
        inscrit_etudiants(etuds, formsemestre)
        saisie_notes_evaluations(formsemestre, user_lecteur)
        create_ref_comp(formation)
        add_absences(formsemestre)
        create_etape_apo(formsemestre)
    # à compléter
    # - groupes
    # - absences
    # - notes
    # - décisions de jury
    # ...