Ultron/people/views.py

from django.shortcuts import render, get_object_or_404
from django.http import HttpResponse
from django.contrib.auth.decorators import login_required
from django.views.decorators.http import require_http_methods
from django.http import HttpResponse, HttpResponseRedirect
from django.db.models import Q, Count, Min
from django.contrib import messages

from .models import Gymnast
from followup.models import Chrono, LearnedSkill, MindState, Skill, Point, Accident
from .forms import GymnastForm
from followup.models import Event
from objective.models import Educative

import simplejson
import pendulum


@login_required
@require_http_methods(["GET"])
def gymnast_lookup(request):
    """
    Récupère la liste des gymnastes à la volée suivant des caractères de
    recherche entrés. (min 3 caractères)
    """

    results = []
    pattern = request.GET.get("pattern", None)

    # Ignore queries shorter than length 3
    if pattern is not None and len(pattern) > 3:
        model_results = Gymnast.objects.filter(
            Q(last_name__icontains=pattern) | Q(first_name__icontains=pattern)
        )
        results = [{"ID": x.id, "Name": str(x)} for x in model_results]

    json = simplejson.dumps(results)
    return HttpResponse(json, content_type="application/json")


@login_required
@require_http_methods(["GET"])
def gymnast_listing(request):
    """
    Liste tous les gymnasts connus
    """
    gymnast_list = Gymnast.objects.all()
    context = {'gymnast_list': gymnast_list}
    return render(request, "peoples/gymnasts/list.html", context)


@login_required
@require_http_methods(["GET"])
def gymnast_details(request, gymnastid):
    """
    Récupère toutes les informations d'un gymnaste.
    """
    gymnast = get_object_or_404(Gymnast, pk=gymnastid)
    learnedskills_list = LearnedSkill.objects.filter(gymnast=gymnastid).order_by('-date')[:10]
    nb_skill = Skill.objects.all().count()
    known_skill = LearnedSkill.objects.filter(gymnast=gymnastid).count()
    chronos_list = Chrono.objects.filter(gymnast=gymnastid).order_by('-date')[:10]
    straightjump_score = Chrono.objects.filter(gymnast=gymnastid).filter(type=0).order_by('-date')
    best_straightjump = Chrono.objects.filter(gymnast=gymnastid).filter(type=0).order_by('-score')[:1]
    best_routine = Chrono.objects.filter(gymnast=gymnastid).filter(type=1).order_by('-score')[:1]
    routine_score = Chrono.objects.filter(gymnast=gymnastid).filter(type=1).order_by('-date')

    points_routine_1_list = Point.objects.filter(gymnast=gymnastid).filter(routine_type=0).order_by('-event__datebegin')
    points_routine_2_list = Point.objects.filter(gymnast=gymnastid).filter(routine_type=1).order_by('-event__datebegin')
    points_routine_final_list = Point.objects.filter(gymnast=gymnastid).filter(routine_type=2).order_by('-event__datebegin')

    context = {
        'gymnast': gymnast,
        'learnedskills_list': learnedskills_list,
        'chronos_list': chronos_list,
        'straightjump_score': straightjump_score,
        'routine_score': routine_score,
        'best_routine': best_routine,
        'best_straightjump': best_straightjump,
        'nb_skill': nb_skill,
        'known_skill': known_skill,
        'points_routine_1_list': points_routine_1_list,
        'points_routine_2_list': points_routine_2_list,
        'points_routine_final_list': points_routine_final_list,
    }

    return render(request, "peoples/gymnasts/details.html", context)


@login_required
@require_http_methods(["GET"])
def gymnast_display_event(request, gymnastid):
    """
    Renvoie deux listes d'évènements : ceux à venir et ceux passés.
    """
    today = pendulum.now().date()
    next_event_list = Event.objects.filter(gymnasts=gymnastid, datebegin__gte=today)
    previous_event_list = Event.objects.filter(gymnasts=gymnastid, datebegin__lte=today)

    context = {
        "next_event_list": next_event_list,
        "previous_event_list": previous_event_list,
    }
    return render(request, "peoples/gymnasts/list_event.html", context)


@login_required
@require_http_methods(["GET"])
def gymnast_display_accident(request, gymnastid):
    """
    Renvoie deux listes d'évènements : ceux à venir et ceux passés.
    """
    accident_list = Accident.objects.filter(gymnast=gymnastid)

    context = {
        "accident_list": accident_list,
    }

    return render(request, "peoples/gymnasts/list_accident.html", context)


@login_required
@require_http_methods(["GET"])
def gymnast_display_scores_chrono(request, gymnastid):
    """
    Selectionne tous les scores réalisés par le gymnaste
    """
    score_list = Point.objects.filter(gymnast=gymnastid).order_by("-event__datebegin")
    score_routine1_list = score_list.filter(routine_type=0)
    score_routine2_list = score_list.filter(routine_type=1)
    score_routine3_list = score_list.filter(routine_type=2)

    chrono_list = Chrono.objects.filter(gymnast=gymnastid).order_by("date")
    chrono_10c = chrono_list.filter(type=0)
    chrono_r1 = chrono_list.filter(type=1)
    chrono_r2 = chrono_list.filter(type=2)
    chrono_rf = chrono_list.filter(type=3)

    context = {
        "score_list": score_list,
        "score_routine1_list": score_routine1_list,
        "score_routine2_list": score_routine2_list,
        "score_routine3_list": score_routine3_list,
        "chrono_list": chrono_list,
        "chrono_10c": chrono_10c,
        "chrono_r1": chrono_r1,
        "chrono_r2": chrono_r2,
        "chrono_rf": chrono_rf,
        "gymnastid": gymnastid,
    }

    return render(request, "peoples/gymnasts/list_scores_chronos.html", context)


@login_required
@require_http_methods(["GET"])
def gymnast_display_mindstate(request, gymnastid):
    """
    Selectionne tous les scores réalisés par le gymnaste
    """
    mindstate_list = MindState.objects.filter(gymnast=gymnastid).order_by("-date")

    context = {
        "mindstate_list": mindstate_list,
        "gymnastid": gymnastid,
    }

    return render(request, "peoples/gymnasts/list_mindstate.html", context)


@login_required
@require_http_methods(["GET", "POST"])
def gymnast_create_or_update(request, gymnastid=None):
    """
    Formulaire de creation et modification d'un gymnaste.
    """

    if gymnastid:
        gymnast = get_object_or_404(Gymnast, pk=gymnastid)
        data = {'club_related': gymnast.club}
    else:
        gymnast = None
        data = {}

    if request.method == "POST":
        gymnast_form = GymnastForm(request.POST, instance=gymnast)

        if gymnast_form.is_valid():
            gymnast = gymnast_form.save()
            return HttpResponseRedirect("/gymnast/details/" + str(gymnast.id))
        else:
            print(gymnast_form.errors)

    form = GymnastForm(instance=gymnast, initial=data)

    context = {"form": form, "gymnastid": gymnastid}
    return render(request, "peoples/gymnasts/create.html", context)


def __getInformationsFromLevel(gymnast, total_known_skill):
    """
    Calcule toutes les statistiques par rapport au niveau.
    """

    context = {}
    max_level_educative = Skill.objects.filter(known_by__gymnast=gymnast.id).order_by(
        "-level"
    )[:1]

    # Nombre de Skill que le gymnaste sait faire, groupé par niveau
    nb_known_skill_by_level = (
        Skill.objects.values("level")
        .filter(known_by__gymnast=gymnast.id)
        .order_by("level")
        .annotate(nb_known_skill=Count("id"))
    )

    if max_level_educative:
        # Niveau maximum de l'élève
        context["max_level_educative"] = max_level_educative[0].level

        # Nombre de Skill qui ont un niveau inférieur ou égal
        context["total_skill"] = Skill.objects.filter(
            level__lte=context["max_level_educative"]
        ).count()

        # Nombre de Skill qui ont un niveau intérieur ou égal, groupé par niveau
        nb_skill_by_level = (
            Skill.objects.values("level")
            .filter(level__lte=context["max_level_educative"])
            .order_by("level")
            .annotate(nb_skill=Count("id"))
        )

        j = 0
        tmp = None
        percentages = []
        for skill in nb_skill_by_level:
            tmp = None
            if skill["level"] == nb_known_skill_by_level[j]["level"]:
                if skill["nb_skill"] != nb_known_skill_by_level[j]["nb_known_skill"]:
                    tmp = (
                        skill["level"],
                        skill["nb_skill"],
                        nb_known_skill_by_level[j]["nb_known_skill"],
                        int(
                            (nb_known_skill_by_level[j]["nb_known_skill"] / skill["nb_skill"])
                            * 100
                        ),
                    )

                j += 1
            else:
                tmp = (skill["level"], skill["nb_skill"], 0, 0)

            if tmp:
                percentages.append(tmp)

        context["percentages"] = percentages

        # Liste des Skill que le gymnaste ne sait PAS faire, classé par niveau (ayant un niveau inférieur ou égal au niveau max du gym)
        context["skillByLevel"] = Skill.objects.filter(
            level__lte=context["max_level_educative"]
        ).exclude(known_by__gymnast=gymnast.id)

        # Liste des Skill que le gymnaste ne sais PAS faire (ayant un niveau plus grand que le niveau max du gym)
        context["new_unknown_skill"] = Skill.objects.filter(
            level__gt=context["max_level_educative"]
        ).exclude(known_by__gymnast=gymnast.id)

    else:
        context["max_level_educative"] = 0
        context["total_skill"] = Skill.objects.all().count()
        context["new_unknown_skill"] = Skill.objects.all()

    # Calcul des statistiques
    if context["total_skill"] != 0:
        context["completude"] = "%s%%" % (
            int((total_known_skill / context["total_skill"]) * 100)
        )
        context["evaluated_level"] = int(
            context["max_level_educative"] * (total_known_skill / context["total_skill"])
        )
    else:
        context["completude"] = 0
        context["evaluated_level"] = 0

    return context


def __getInformationsFromRank(gymnast, total_known_skill):
    """
    Calcule toutes les statistiques par rapport au rang.
    """

    context = {}

    min_rank = (
        Skill.objects.values("rank")
        .exclude(known_by__gymnast=gymnast.id)
        .order_by("rank")
        .aggregate(Min("rank"))["rank__min"]
    )

    if min_rank is None:
        min_rank = 0

    # Nombre de Skill que le gymnaste sait faire, groupé par niveau
    nb_known_skill_by_rank = (
        Skill.objects.values("rank")
        .filter(known_by__gymnast=gymnast.id)
        .order_by("rank")
        .annotate(nb_known_skill=Count("id"))
    )

    # Rang maximum dans les éducatifs que le gymnaste sait faire
    max_rank_educative = Skill.objects.filter(known_by__gymnast=gymnast.id).order_by(
        "-rank"
    )[:1]

    if max_rank_educative:
        # Niveau maximum de l'élève
        context["max_rank_educative"] = max_rank_educative[0].rank

        # Nombre de Skill qui ont un niveau inférieur ou égal
        context["total_skill"] = Skill.objects.filter(
            level__lte=context["max_rank_educative"]
        ).count()

        # Nombre de Skill qui ont un niveau intérieur ou égal, groupé par niveau
        nb_skill_by_rank = (
            Skill.objects.values("rank")
            .filter(level__lte=context["max_rank_educative"])
            .order_by("rank")
            .annotate(nb_skill=Count("id"))
        )

        j = 0
        tmp = None
        percentages = []
        for skill in nb_skill_by_rank:
            # les deux lignes ci-derssous doiuvent partir
            if j >= nb_known_skill_by_rank.count():
                break

            tmp = None
            if skill["rank"] == nb_known_skill_by_rank[j]["rank"]:
                if skill["nb_skill"] != nb_known_skill_by_rank[j]["nb_known_skill"]:
                    tmp = (
                        skill["rank"],
                        skill["nb_skill"],
                        nb_known_skill_by_rank[j]["nb_known_skill"],
                        int(
                            (nb_known_skill_by_rank[j]["nb_known_skill"] / skill["nb_skill"])
                            * 100
                        ),
                    )

                j += 1
            else:
                tmp = (skill["rank"], skill["nb_skill"], 0, 0)

            if tmp:
                percentages.append(tmp)

        context["percentages"] = percentages

        # Liste des Skill que le gymnaste ne sait PAS faire, classé par niveau
        # (ayant un niveau inférieur ou égal au niveau max du gym)
        context["skill_by_rank"] = Skill.objects.filter(
            level__lte=context["max_rank_educative"]
        ).exclude(known_by__gymnast=gymnast.id)

        # Liste des Skill que le gymnaste ne sais PAS faire (ayant un niveau
        # plus grand que le niveau max du gym)
        context["new_unknown_skill"] = Skill.objects.filter(
            level__gt=context["max_rank_educative"]
        ).exclude(known_by__gymnast=gymnast.id)

    else:
        context["max_rank_educative"] = 0
        context["total_skill"] = Skill.objects.all().count()
        context["new_unknown_skill"] = Skill.objects.all()

    # Calcul des statistiques
    if context["total_skill"] != 0:
        context["completude"] = "%s%%" % (
            int((total_known_skill / context["total_skill"]) * 100)
        )
        context["evaluated_level"] = (min_rank - 1) + (
            int(context["max_rank_educative"] * (total_known_skill / context["total_skill"]))
        )
    else:
        context["completude"] = 0
        context["evaluated_level"] = 0

    return context


@login_required
@require_http_methods(["GET"])
def gymnast_display_stats(request, gymnastid):
    """
    Tag affichant les statistiques d'un gymnaste : le nombre de saut qu'il sait faire (total,
    par niveau, par rank, …), calcule la complétude, …

    .. todo:: Générer UNE fois la liste de skill que le gymnaste ne sait pas faire (1 query)
    et les counts puis, dans le template on parcourt plusieurs fois cette même liste mais on
    affiche conditionnellement (par age, par rank, ...)
    """
    gymnast = get_object_or_404(Gymnast, pk=gymnastid)
    # Nombre de Skill que le gymnaste sait faire
    gymnast_known_skills = gymnast.known_skills.count()
    context = {}
    context = __getInformationsFromLevel(gymnast, gymnast_known_skills)
    context.update(__getInformationsFromRank(gymnast, gymnast_known_skills))

    if gymnast.gender:
        context["skill_by_age"] = Skill.objects.filter(age_girl__lte=gymnast.age).exclude(
            known_by__gymnast=gymnast.id
        )
    else:
        context["skill_by_age"] = Skill.objects.filter(age_boy__lte=gymnast.age).exclude(
            known_by__gymnast=gymnast.id
        )

    context["gymnast"] = gymnast
    context["total_known_skill"] = gymnast_known_skills

    return render(request, "peoples/gymnasts/statistics.html", context)