##############################################################################
# ScoDoc
# Copyright (c) 1999 - 2022 Emmanuel Viennet.  All rights reserved.
# See LICENSE
##############################################################################

"""Jury BUT: table recap annuelle et liens saisie
"""

import time
from flask import g, url_for
from app import db

from app.but import jury_but
from app.comp.res_but import ResultatsSemestreBUT
from app.comp import res_sem
from app.models.etudiants import Identite
from app.models.formsemestre import FormSemestre
from app.models.ues import UniteEns

from app.scodoc import sco_formsemestre_status
from app.scodoc import html_sco_header
from app.scodoc import sco_utils as scu
from app.scodoc.sco_exceptions import ScoException, ScoValueError


class RowCollector:
    def __init__(self, cells: dict = None, titles: dict = None):
        self.titles = titles
        self.row = cells or {}  # col_id : str
        self.idx = 0

    def add_cell(
        self,
        col_id: str,
        title: str,
        content: str,
        classes: str = "",
        idx: int = None,
    ):
        "Add a row to our table. classes is a list of css class names"
        self.idx = idx if idx is not None else self.idx
        self.row[col_id] = content
        if classes:
            self.row[f"_{col_id}_class"] = classes + f" c{self.idx}"
        if not col_id in self.titles:
            self.titles[col_id] = title
            self.titles[f"_{col_id}_col_order"] = self.idx
            if classes:
                self.titles[f"_{col_id}_class"] = classes
        self.idx += 1

    def __setitem__(self, key, value):
        self.row[key] = value

    def __getitem__(self, key):
        return self.row[key]


def formsemestre_saisie_jury_but(
    formsemestre2: FormSemestre, readonly: bool = False
) -> str:
    """formsemestre est un semestre PAIR
    Si readonly, ne montre pas le lien "saisir la décision"

    => page html complète
    """
    # Quick & Dirty
    # pour chaque etud de res2 trié
    #   S1: UE1, ..., UEn
    #   S2: UE1, ..., UEn
    #
    #   UE1_s1, UE1_s2, moy_rcue, UE2...   , Nbrcue_validables, Nbrcue<8, passage_de_droit, valide_moitie_rcue
    #
    # Pour chaque etud de res2 trié
    #   DecisionsProposeesAnnee(etud, formsemestre2)
    #      Pour le 1er etud, faire un check_ues_ready_jury(self) -> page d'erreur
    #   -> rcue .ue_1, .ue_2 -> stroe moy ues, rcue.moy_rcue,  etc
    if formsemestre2.semestre_id % 2 != 0:
        raise ScoValueError("Cette page ne fonctionne que sur les semestres pairs")

    rows, titles, column_ids = get_table_jury_but(formsemestre2, readonly=readonly)
    if not rows:
        return (
            '<div class="table_recap"><div class="message">aucun étudiant !</div></div>'
        )
    filename = scu.sanitize_filename(
        f"""jury-but-{formsemestre2.titre_num()}-{time.strftime("%Y-%m-%d")}"""
    )
    table_html = build_table_jury_but_html(filename, rows, titles, column_ids)
    H = [
        html_sco_header.sco_header(
            page_title=f"{formsemestre2.sem_modalite()}: moyennes",
            no_side_bar=True,
            init_qtip=True,
            javascripts=["js/etud_info.js", "js/table_recap.js"],
        ),
        sco_formsemestre_status.formsemestre_status_head(
            formsemestre_id=formsemestre2.id
        ),
    ]
    H.append(table_html)
    H.append(html_sco_header.sco_footer())
    return "\n".join(H)


def build_table_jury_but_html(filename: str, rows, titles, column_ids) -> str:
    """assemble la table html"""
    footer_rows = []  # inutile pour l'instant, à voir XXX
    selected_etudid = None  # inutile pour l'instant, à voir XXX
    H = [
        f"""<div class="table_recap"><table class="table_recap apc jury"
            data-filename="{filename}">"""
    ]
    # header
    H.append(
        f"""
    <thead>
        {scu.gen_row(column_ids, titles, "th")}
    </thead>
    """
    )
    # body
    H.append("<tbody>")
    for row in rows:
        H.append(f"{scu.gen_row(column_ids, row, selected_etudid=selected_etudid)}\n")
    H.append("</tbody>\n")
    # footer
    H.append("<tfoot>")
    idx_last = len(footer_rows) - 1
    for i, row in enumerate(footer_rows):
        H.append(f'{scu.gen_row(column_ids, row, "th" if i == idx_last else "td")}\n')
    H.append(
        """
    </tfoot>
    </table>
    </div>
    """
    )
    return "".join(H)


def get_table_jury_but(
    formsemestre2: FormSemestre, readonly: bool = False
) -> tuple[list[dict], list[str], list[str]]:
    """Construit la table des résultats annuels pour le jury BUT"""
    res2: ResultatsSemestreBUT = res_sem.load_formsemestre_results(formsemestre2)
    rcues = []

    titles = {}  # column_id : title
    rows = []
    for etudid in formsemestre2.etuds_inscriptions:
        etud = Identite.query.get(etudid)
        deca = jury_but.DecisionsProposeesAnnee(etud, formsemestre2)
        row = RowCollector(titles=titles)
        # --- Codes (seront cachés, mais exportés en excel)
        row.add_cell("etudid", "etudid", etudid, "codes")
        row.add_cell("code_nip", "code_nip", etud.code_nip or "", "codes")
        # --- Identité étudiant (adapté de res_comon/get_table_recap, à factoriser)
        row.add_cell("civilite_str", "Civ.", etud.civilite_str, "identite_detail")
        row.add_cell("nom_disp", "Nom", etud.nom_disp(), "identite_detail")
        row["_nom_disp_order"] = etud.sort_key
        row.add_cell("prenom", "Prénom", etud.prenom, "identite_detail")
        row.add_cell("nom_short", "Nom", etud.nom_short, "identite_court")
        row["_nom_short_order"] = etud.sort_key
        row["_nom_short_target"] = url_for(
            "notes.formsemestre_bulletinetud",
            scodoc_dept=g.scodoc_dept,
            formsemestre_id=formsemestre2.id,
            etudid=etudid,
        )
        row["_nom_short_target_attrs"] = f'class="etudinfo" id="{etudid}"'
        row["_nom_disp_target"] = row["_nom_short_target"]
        row["_nom_disp_target_attrs"] = row["_nom_short_target_attrs"]

        rows.append(row.row)
    column_ids = [title for title in titles if not title.startswith("_")]
    column_ids.sort(key=lambda col_id: titles.get("_" + col_id + "_col_order", 1000))
    return rows, titles, column_ids