2024-02-07 01:26:49 +00:00
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# Copyright (C) 2018-2024 by BDE ENS Paris-Saclay
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2023-07-04 16:23:43 +00:00
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# SPDX-License-Identifier: GPL-3.0-or-later
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from functools import lru_cache
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from django import forms
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from django.db import transaction
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from django.db.models import Q
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from .base import WEISurvey, WEISurveyInformation, WEISurveyAlgorithm, WEIBusInformation
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from ...models import WEIMembership
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2023-08-26 15:52:48 +00:00
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WORDS = {
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2023-08-27 22:42:33 +00:00
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"ambiance": ["Ambiance de bus :", {
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1: "Ambiance calme et posée",
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2: "Ambiance rigolage entre copaing",
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3: "Ambiance danse de camping autour d'une piscine inexistante",
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4: "Grosse soirée avec de la musique qui fait bouger",
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5: "On retourne le camping et le bus (dans le respect et le savoir vivre)"
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}],
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"musique": ["Musique :", {
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1: "Musique tranquille",
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2: "Musique commerciale",
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3: "Chansons paillardes",
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4: "Musique de Colonie de vacances",
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5: "Grosse techno"
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}],
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"boisson": ["Boissons :", {
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1: "Boisson soft",
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2: "Des cocktails de temps en temps",
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3: "Des coktails fancy de pétasse (parce que c'est les meilleurs)",
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4: "Bière !",
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5: "L'alcool c'est dans les céréales"
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}],
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"beauferie": ["Échelle de la beauferie :", {
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1: "Je suis toujours classe",
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2: "Je rote de temps en temps",
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3: "Claquette chaussette, c'est confortable",
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4: "L'aviron bayonnais est dans ma plyaylist",
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5: "Je suis champion⋅ne de concours de rots et d'éclatage de gobelet sur mon front"
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}],
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"sommeil": ["Échelle de ton sommeil pendant le WEI :", {
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1: "Dormir, c'est pour les faibles",
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2: "5h maximum",
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3: "10h",
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4: "15h",
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2023-08-28 08:13:28 +00:00
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5: "Deux bonnes nuits de sommeil, c'est important pour être en forme pour les activités proposées par nos supers GC WEI"
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2023-08-27 22:42:33 +00:00
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}],
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"vacances": ["Tes vacances de rêve :", {
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1: "Dans ma chambre",
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2: "Retourner chez popa et moman pour pouvoir enfin arrêter de manger des pasta box",
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3: "Être une grosse larve sous le soleil des troopiiiiiiiiques",
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4: "Faire un road trip camping sauvage, manger des racines et boire son pipi",
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5: "Le crime ne prend pas de vacances"
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}],
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"activite": ["T'as une heure de trou pendant ton WEI, que fais-tu ?", {
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1: "Je cherche des copaines pour faire un petit jeu de société",
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2: "Je cherche un moyen de me dépenser, n'importe quel ballon ferait l'affaire",
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3: "Je cherche un endroit où il y a de la musique pour bouger sur le dancefloor",
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4: "Petit apéro, petite pétanque avec les collègues autour d'un bon pastaga",
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2023-08-28 08:13:28 +00:00
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5: "Je cherche une connerie à faire (mais pas trop méchante, pour ne pas embêter mes GC WEI préférés)"
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2023-08-27 22:42:33 +00:00
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}],
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"hygiene": ["Échelle de ton hygiène :", {
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1: "La douche, c'eest tous les jours",
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2: "La règle des 2 jours, c'est un droit et un devoir",
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3: "Je ne me lave qu'après le sport",
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4: "« Ne vous inquiétez pas, je pue pas »",
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5: "Y a que les sales qui se lavent"
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}],
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"animal": ["Tu décrirais ton animal totem plutôt comme :", {
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1: "Un dragon qui raserait des villes entières d'un seul souffle",
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2: "Une mouette qui pique des frites aux dunkerquois",
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2023-08-28 08:13:28 +00:00
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3: "Un poulpe tout meunion",
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2023-08-27 22:42:33 +00:00
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4: "Un pitbull qui au fond cache un petit cœur en sucre",
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2023-08-28 08:13:28 +00:00
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5: "Un canard en plastique au bord d'une baignoire qui n'a pas servi depuis 10 ans"
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2023-08-27 22:42:33 +00:00
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}],
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"fensfoire": ["Quel est ton rapport à la F[ENS]foire ?", {
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1: "Je réveille les autres à 6h avec mon instrument",
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2: "Je la suis partout",
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3: "J'aime bien l'écouter de temps en temps",
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2023-08-28 08:13:28 +00:00
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4: "Je mets des bouchons d'oreilles pour ne pas l'entendre",
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2023-08-27 22:42:33 +00:00
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5: "La quoi ?"
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}],
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2023-08-28 08:13:28 +00:00
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"kokarde": ["Qu'est-ce que le mot Kokarde t'évoque ?", {
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2024-08-29 08:17:13 +00:00
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1: "Vraiment pas mon truc les soirées...",
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2023-08-27 22:42:33 +00:00
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2: "Bof, je viens pour manger et je repars aussitôt",
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3: "Je kiffe, good vibes",
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2023-08-28 08:13:28 +00:00
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4: "Perso, je ne m'arrêterai pas de danser sur la piste !",
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2023-08-27 22:42:33 +00:00
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5: "J'resterai jusqu'à 3h ou rien"
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}],
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"copain": ["Qu'est-ce que tu fais avec un⋅e «copain⋅ine» ?", {
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1: "Je l'insulte de sale merde",
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2: "J'lui fais faire des trucs cons et je l'affiche !",
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3: "On parlerait ensemble et on se marrerait",
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4: "On aurait des vrais gros délires",
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5: "Je meurs pour lui/elle"
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}],
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"vie": ["Selon toi, qu'est-ce que la vie ?", {
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1: "La vie, cette sale race !",
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2: "Un moment paisible avant la mort",
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3: "C'est difficile à définir...",
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4: "En vrai, c'est cool !",
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5: "Une gigantestque tranche de kiff ! Et tous les jours, j'en mange un morceau"
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}],
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"jeux": ["Quel est ton rapport avec les jeux de société ?", {
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1: "éloigné",
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2: "nonchalant",
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3: "timide",
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4: "assumé",
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5: "sexuel"
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}],
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"calin": ["Qu'est-ce que tu penses des câlins ?", {
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1: "Jamais je n'en fais et jamais je n'en ferai !",
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2: "J'en fais mais ça ne me plaît pas",
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3: "J'en fais rarement mais c'est toujours cool",
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4: "J'en fais tous les jours avec mes ami⋅es !",
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2023-08-28 08:13:28 +00:00
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5: "Je pourrais en faire à n'importe qui. Pourquoi ne pas créer le club Câl[ENS] ?"
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2023-08-27 22:42:33 +00:00
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}],
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"vomi": ["Quel est ton rapport au vomi ?", {
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2024-08-29 08:17:13 +00:00
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1: "C'est compliqué...",
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2023-08-28 08:13:28 +00:00
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2: "Jamais je ne vomis mais je nettoie quand mes potes vomissent",
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2023-08-27 22:42:33 +00:00
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3: "Jamais je ne vomis et jamais je ne nettoie celui de quelqu'un d'autre",
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4: "Je vomis quelquefois, ça arrive, faites pas cette tête, mais je fins toujours par nettoyer !",
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5: "Je vomis à chaque soirée et ce n'est jamais moi qui nettoie"
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}],
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"kfet": ["Qu'est ce que la Kfet t'évoque ?", {
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2024-08-29 08:17:13 +00:00
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1: "La Kfet, quel lieu de dépravé⋅es sérieux...",
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2: "C'est un endroit à l'hygiène plus que douteuse...",
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2023-08-28 08:13:28 +00:00
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3: "Téma les prix des boissons et des snacks, c'est aberrant !",
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2023-08-27 22:42:33 +00:00
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4: "En vrai, c'est cool, petit billard, petit canapé, chill !",
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5: "Banger, j'y reste jusqu'à la fin de mes jours"
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}],
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"fatigue": ["Comment combattre la fatigue lors de ton WEI ?", {
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1: "Le sport en journée, ça réveille",
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2: "Le sucre du coca, ça réveille",
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3: "La taurine du Red Bull, ça réveille",
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4: "L'alcool dans le sang, ça réveille",
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5: "L'écocup sur le front, ça réveille"
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}],
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"duree trajet": ["Quelle serait ta durée de trajet préférée ?", {
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1: "Trajet instantané, pas le temps de niaiser",
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2: "1h, histoire de faire connaissance avec quelques personnes avant de se jeter sur les boissons",
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2023-08-28 08:13:28 +00:00
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3: "3h, on peut vraiment parler et apprendre à connaître nos voisin⋅es",
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2023-08-27 22:42:33 +00:00
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4: "6h, histoire d'avoir le temps de faire des conneries dans le bus pour bien se marrer !",
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2023-08-28 08:13:28 +00:00
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5: "12h, il faut bien trouver un moment pour dormir, ce seront deux gros dodos dans un bus"
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2023-08-27 22:42:33 +00:00
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}],
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"scolarite": ["Comment tu vois ton cursus à l'ENS ?", {
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1: "La tranquillité et le travail",
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2: "On va s'amuser tout en bossant",
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2024-08-29 08:17:13 +00:00
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3: "Ça va profiter et réviser au dernier moment pour les exams...",
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2023-08-27 22:42:33 +00:00
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4: "Nous festoierons sans songer aux conséquences",
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5: "Je ne vois qu'une seule issue : la débauche"
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}]
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2023-08-26 15:52:48 +00:00
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}
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2023-07-04 16:23:43 +00:00
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class WEISurveyForm2023(forms.Form):
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"""
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Survey form for the year 2023.
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Members answer 20 questions, from which we calculate the best associated bus.
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"""
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def set_registration(self, registration):
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"""
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Filter the bus selector with the buses of the current WEI.
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"""
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information = WEISurveyInformation2023(registration)
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2023-08-26 21:47:10 +00:00
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question = information.questions[information.step]
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self.fields[question] = forms.ChoiceField(
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label=WORDS[question][0],
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widget=forms.RadioSelect(),
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)
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answers = [(answer, WORDS[question][1][answer]) for answer in WORDS[question][1]]
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self.fields[question].choices = answers
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class WEIBusInformation2023(WEIBusInformation):
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"""
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For each question, the bus has ordered answers
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"""
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scores: dict
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def __init__(self, bus):
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self.scores = {}
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for question in WORDS:
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self.scores[question] = []
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super().__init__(bus)
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class WEISurveyInformation2023(WEISurveyInformation):
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"""
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We store the id of the selected bus. We store only the name, but is not used in the selection:
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that's only for humans that try to read data.
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"""
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step = 0
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questions = list(WORDS.keys())
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def __init__(self, registration):
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for question in WORDS:
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setattr(self, str(question), None)
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super().__init__(registration)
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class WEISurvey2023(WEISurvey):
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"""
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Survey for the year 2023.
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"""
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@classmethod
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def get_year(cls):
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return 2023
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@classmethod
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def get_survey_information_class(cls):
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return WEISurveyInformation2023
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def get_form_class(self):
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return WEISurveyForm2023
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def update_form(self, form):
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"""
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Filter the bus selector with the buses of the WEI.
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"""
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form.set_registration(self.registration)
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@transaction.atomic
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def form_valid(self, form):
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self.information.step += 1
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for question in WORDS:
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if question in form.cleaned_data:
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answer = form.cleaned_data[question]
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setattr(self.information, question, answer)
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self.save()
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@classmethod
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def get_algorithm_class(cls):
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return WEISurveyAlgorithm2023
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def is_complete(self) -> bool:
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"""
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The survey is complete once the bus is chosen.
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"""
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for question in WORDS:
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if not getattr(self.information, question):
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return False
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return True
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@lru_cache()
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def score(self, bus):
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if not self.is_complete():
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raise ValueError("Survey is not ended, can't calculate score")
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bus_info = self.get_algorithm_class().get_bus_information(bus)
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# Score is the given score by the bus subtracted to the mid-score of the buses.
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2023-08-27 16:09:46 +00:00
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s = 0
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for question in WORDS:
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s += bus_info.scores[question][str(getattr(self.information, question))]
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return s
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@lru_cache()
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def scores_per_bus(self):
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return {bus: self.score(bus) for bus in self.get_algorithm_class().get_buses()}
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@lru_cache()
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def ordered_buses(self):
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values = list(self.scores_per_bus().items())
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values.sort(key=lambda item: -item[1])
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return values
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@classmethod
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def clear_cache(cls):
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return super().clear_cache()
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class WEISurveyAlgorithm2023(WEISurveyAlgorithm):
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"""
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The algorithm class for the year 2023.
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We use Gale-Shapley algorithm to attribute 1y students into buses.
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"""
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@classmethod
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def get_survey_class(cls):
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return WEISurvey2023
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@classmethod
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def get_bus_information_class(cls):
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return WEIBusInformation2023
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def run_algorithm(self, display_tqdm=False):
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"""
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Gale-Shapley algorithm implementation.
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We modify it to allow buses to have multiple "weddings".
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"""
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surveys = list(self.get_survey_class()(r) for r in self.get_registrations()) # All surveys
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surveys = [s for s in surveys if s.is_complete()] # Don't consider invalid surveys
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# Don't manage hardcoded people
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surveys = [s for s in surveys if not hasattr(s.information, 'hardcoded') or not s.information.hardcoded]
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# Reset previous algorithm run
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for survey in surveys:
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survey.free()
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survey.save()
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non_men = [s for s in surveys if s.registration.gender != 'male']
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men = [s for s in surveys if s.registration.gender == 'male']
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quotas = {}
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registrations = self.get_registrations()
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non_men_total = registrations.filter(~Q(gender='male')).count()
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for bus in self.get_buses():
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free_seats = bus.size - WEIMembership.objects.filter(bus=bus, registration__first_year=False).count()
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# Remove hardcoded people
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free_seats -= WEIMembership.objects.filter(bus=bus, registration__first_year=True,
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registration__information_json__icontains="hardcoded").count()
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quotas[bus] = 4 + int(non_men_total / registrations.count() * free_seats)
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tqdm_obj = None
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if display_tqdm:
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from tqdm import tqdm
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tqdm_obj = tqdm(total=len(non_men), desc="Non-hommes")
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# Repartition for non men people first
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self.make_repartition(non_men, quotas, tqdm_obj=tqdm_obj)
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quotas = {}
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for bus in self.get_buses():
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free_seats = bus.size - WEIMembership.objects.filter(bus=bus, registration__first_year=False).count()
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free_seats -= sum(1 for s in non_men if s.information.selected_bus_pk == bus.pk)
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# Remove hardcoded people
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free_seats -= WEIMembership.objects.filter(bus=bus, registration__first_year=True,
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registration__information_json__icontains="hardcoded").count()
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quotas[bus] = free_seats
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if display_tqdm:
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tqdm_obj.close()
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from tqdm import tqdm
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tqdm_obj = tqdm(total=len(men), desc="Hommes")
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self.make_repartition(men, quotas, tqdm_obj=tqdm_obj)
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if display_tqdm:
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tqdm_obj.close()
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# Clear cache information after running algorithm
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WEISurvey2023.clear_cache()
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def make_repartition(self, surveys, quotas=None, tqdm_obj=None):
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free_surveys = surveys.copy() # Remaining surveys
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while free_surveys: # Some students are not affected
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survey = free_surveys[0]
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buses = survey.ordered_buses() # Preferences of the student
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for bus, current_score in buses:
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if self.get_bus_information(bus).has_free_seats(surveys, quotas):
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# Selected bus has free places. Put student in the bus
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survey.select_bus(bus)
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survey.save()
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free_surveys.remove(survey)
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break
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else:
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# Current bus has not enough places. Remove the least preferred student from the bus if existing
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least_preferred_survey = None
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least_score = -1
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# Find the least student in the bus that has a lower score than the current student
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for survey2 in surveys:
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if not survey2.information.valid or survey2.information.get_selected_bus() != bus:
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continue
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score2 = survey2.score(bus)
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if current_score <= score2: # Ignore better students
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continue
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if least_preferred_survey is None or score2 < least_score:
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least_preferred_survey = survey2
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least_score = score2
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if least_preferred_survey is not None:
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# Remove the least student from the bus and put the current student in.
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# If it does not exist, choose the next bus.
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least_preferred_survey.free()
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least_preferred_survey.save()
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free_surveys.append(least_preferred_survey)
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survey.select_bus(bus)
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survey.save()
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free_surveys.remove(survey)
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break
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else:
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raise ValueError(f"User {survey.registration.user} has no free seat")
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if tqdm_obj is not None:
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tqdm_obj.n = len(surveys) - len(free_surveys)
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tqdm_obj.refresh()
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