app.py

# --- START OF COMPLETE FLASK APP SCRIPT (v6 - Credentials Fix) ---
from flask import Flask, render_template, request, send_file, flash, redirect, url_for
import os
import convertapi # For PDF conversion
from docx import Document
from docx.shared import Pt, Cm, RGBColor
from docx.enum.text import WD_ALIGN_PARAGRAPH
from docx.enum.table import WD_TABLE_ALIGNMENT, WD_ALIGN_VERTICAL, WD_ROW_HEIGHT_RULE
from docx.oxml.ns import nsdecls
from docx.oxml import parse_xml
import math
import traceback # For detailed error logging

# --- Configuration ---
# **** CORRECTED CONFIGURATION VARIABLE ****
convertapi.api_credentials = 'wDqwHbqZgtM73OlIOY9CmgYUpUPX7Vem'

# Define a temporary directory for generated files
UPLOAD_FOLDER = 'temp_files'
if not os.path.exists(UPLOAD_FOLDER):
    try:
        os.makedirs(UPLOAD_FOLDER)
    except OSError as e:
        print(f"Error creating directory {UPLOAD_FOLDER}: {e}")


# --- Classe de génération de document (v5 logic - unchanged) ---
class EvaluationGymnique:
    def __init__(self):
        self.document = Document()
        try:
            section = self.document.sections[0]
            section.page_height = Cm(29.7); section.page_width = Cm(21)
            section.left_margin = Cm(1.5); section.right_margin = Cm(1.5)
            section.top_margin = Cm(1); section.bottom_margin = Cm(1)
        except Exception as e: print(f"Error setting up document sections: {e}")
        self.centre_examen = "Centre d'examen"; self.type_examen = "Bac Général"; self.serie = "Série"
        self.etablissement = "Établissement"; self.session = "2025"; self.nom_candidat = "Candidat"
        self.elements_techniques = []
        self.base_font_size = 10; self.base_header_font_size = 14; self.base_row_height = 1.1; self.table_font_size = 9
        self.available_height = 27.7; self.fixed_elements_height = 15
        self.dynamic_font_size = self.base_font_size; self.dynamic_header_font_size = self.base_header_font_size
        self.dynamic_table_font_size = self.table_font_size; self.dynamic_row_height = self.base_row_height
        self.spacing_factor = 1.0

    def calculate_dynamic_sizing(self):
        num_elements = len(self.elements_techniques); estimated_table_height = (num_elements + 1) * self.base_row_height * 1.3
        available_space_for_table = self.available_height - self.fixed_elements_height
        if estimated_table_height > available_space_for_table and num_elements > 5:
            reduction_factor = max(0.6, 1 - (max(0, num_elements - 5) * 0.04))
            self.dynamic_font_size = max(self.base_font_size * reduction_factor, 7)
            self.dynamic_header_font_size = max(self.base_header_font_size * reduction_factor, 10)
            self.dynamic_table_font_size = max(self.table_font_size * reduction_factor, 7)
            self.dynamic_row_height = max(self.base_row_height * (reduction_factor + 0.1), 0.8)
            self.spacing_factor = max(reduction_factor, 0.4)
        else:
            self.dynamic_font_size = self.base_font_size; self.dynamic_header_font_size = self.base_header_font_size
            self.dynamic_table_font_size = self.table_font_size; self.dynamic_row_height = self.base_row_height
            self.spacing_factor = 1.0

    def _set_cell_shading(self, cell, fill_color):
        try:
            shading_elm = parse_xml(f'<w:shd {nsdecls("w")} w:fill="{fill_color}"/>')
            cell._tc.get_or_add_tcPr().append(shading_elm)
        except Exception as e: print(f"Error setting cell shading: {e}")

    def _configure_cell(self, cell, text, bold=False, italic=False, font_size=None, color_rgb=None, alignment=WD_ALIGN_PARAGRAPH.LEFT, v_alignment=WD_ALIGN_VERTICAL.CENTER):
        cell.text = text; cell.vertical_alignment = v_alignment
        paragraph = cell.paragraphs[0]; paragraph.alignment = alignment
        paragraph.paragraph_format.space_before = Pt(0); paragraph.paragraph_format.space_after = Pt(0)
        if paragraph.runs:
            run = paragraph.runs[0]; run.bold = bold; run.italic = italic
            if font_size: run.font.size = Pt(font_size)
            if color_rgb: run.font.color.rgb = color_rgb
        return paragraph

    def ajouter_entete_colore(self):
        try:
            header_paragraph = self.document.add_paragraph(); header_paragraph.alignment = WD_ALIGN_PARAGRAPH.CENTER; header_paragraph.space_after = Pt(6 * self.spacing_factor)
            header_run = header_paragraph.add_run("ÉVALUATION GYMNASTIQUE"); header_run.bold = True; header_run.font.size = Pt(self.dynamic_header_font_size); header_run.font.color.rgb = RGBColor(0, 32, 96)
            header_table = self.document.add_table(rows=3, cols=2); header_table.style = 'Table Grid'; header_table.autofit = False
            page_width_cm = self.document.sections[0].page_width.cm; left_margin_cm = self.document.sections[0].left_margin.cm; right_margin_cm = self.document.sections[0].right_margin.cm
            available_table_width = page_width_cm - left_margin_cm - right_margin_cm
            col_widths = [available_table_width * 0.55, available_table_width * 0.45]
            for i, width in enumerate(col_widths):
                for cell in header_table.columns[i].cells: cell.width = Cm(width)
            row_height_cm = max(0.6, 0.8 * self.spacing_factor)
            for row in header_table.rows:
                row.height = Cm(row_height_cm)
                for cell in row.cells:
                    cell.vertical_alignment = WD_ALIGN_VERTICAL.CENTER; self._set_cell_shading(cell, "D9E2F3")
                    for p in cell.paragraphs: p.paragraph_format.space_before = Pt(0); p.paragraph_format.space_after = Pt(0)
            header_info = [[("Centre d'examen: ", self.centre_examen), ("Examen: ", self.type_examen)], [("Série: ", self.serie), ("Établissement: ", self.etablissement)], [("Session: ", self.session), ("Candidat: ", self.nom_candidat)]]
            text_color = RGBColor(0, 32, 96)
            for r, row_data in enumerate(header_info):
                for c, (label, value) in enumerate(row_data):
                    cell = header_table.cell(r, c); p = cell.paragraphs[0]; p.clear()
                    run_label = p.add_run(label); run_label.bold = True; run_label.font.size = Pt(self.dynamic_font_size); run_label.font.color.rgb = text_color
                    run_value = p.add_run(value); run_value.font.size = Pt(self.dynamic_font_size)
            self.document.add_paragraph().paragraph_format.space_after = Pt(4 * self.spacing_factor)
        except Exception as e: print(f"Error adding header: {e}"); traceback.print_exc()

    def creer_tableau_elements(self):
        try:
            num_elements = len(self.elements_techniques);
            if num_elements == 0: return
            table = self.document.add_table(rows=num_elements + 1, cols=5); table.style = 'Table Grid'; table.alignment = WD_TABLE_ALIGNMENT.CENTER; table.autofit = False
            page_width_cm = self.document.sections[0].page_width.cm; left_margin_cm = self.document.sections[0].left_margin.cm; right_margin_cm = self.document.sections[0].right_margin.cm
            available_table_width = page_width_cm - left_margin_cm - right_margin_cm
            total_prop = 8 + 3 + 2 + 2.5 + 2.5
            col_widths_cm = [available_table_width * (p / total_prop) for p in [8, 3, 2, 2.5, 2.5]]
            for i, width in enumerate(col_widths_cm):
                for cell in table.columns[i].cells: cell.width = Cm(width)
            min_row_height_cm = max(0.8, self.dynamic_row_height)
            for row in table.rows:
                row.height_rule = WD_ROW_HEIGHT_RULE.AT_LEAST; row.height = Cm(min_row_height_cm)
                for cell in row.cells:
                    cell.vertical_alignment = WD_ALIGN_VERTICAL.CENTER
                    for p in cell.paragraphs: p.paragraph_format.space_before = Pt(0); p.paragraph_format.space_after = Pt(0)
            header_row = table.rows[0]; header_color = RGBColor(0, 32, 96)
            headers_config = [("ELEMENTS TECHNIQUES", {"bold": True, "font_size": self.dynamic_table_font_size, "color_rgb": header_color, "alignment": WD_ALIGN_PARAGRAPH.CENTER}), ("CATEGORIES D'ELEMENTS TECHNIQUES ET PONDERATION", {"bold": True, "font_size": self.dynamic_table_font_size, "color_rgb": header_color, "alignment": WD_ALIGN_PARAGRAPH.CENTER}), ("", {}), ("APPRECIATIONS", {"bold": True, "font_size": self.dynamic_table_font_size, "color_rgb": header_color, "alignment": WD_ALIGN_PARAGRAPH.CENTER}), ("POINTS Accordés", {"bold": True, "font_size": self.dynamic_table_font_size, "color_rgb": header_color, "alignment": WD_ALIGN_PARAGRAPH.CENTER})]
            for i, (text, config) in enumerate(headers_config):
                 cell = header_row.cells[i]; self._set_cell_shading(cell, "BDD7EE")
                 if i != 2: self._configure_cell(cell, text, **config)
            try: table.cell(0, 1).merge(table.cell(0, 2))
            except Exception as merge_err: print(f"Error merging header cells: {merge_err}")
            for i, element in enumerate(self.elements_techniques, 1):
                if i >= len(table.rows): continue
                self._configure_cell(table.cell(i, 0), f'{element["nom"]}\n', font_size=self.dynamic_table_font_size, alignment=WD_ALIGN_PARAGRAPH.LEFT, v_alignment=WD_ALIGN_VERTICAL.CENTER)
                self._configure_cell(table.cell(i, 1), element["categorie"], bold=True, italic=True, font_size=self.dynamic_table_font_size, alignment=WD_ALIGN_PARAGRAPH.CENTER)
                self._configure_cell(table.cell(i, 2), str(element["points"]), bold=True, italic=True, font_size=self.dynamic_table_font_size, alignment=WD_ALIGN_PARAGRAPH.CENTER)
                self._configure_cell(table.cell(i, 3), "", font_size=self.dynamic_table_font_size)
                self._configure_cell(table.cell(i, 4), "", font_size=self.dynamic_table_font_size)
            self.document.add_paragraph().paragraph_format.space_after = Pt(6 * self.spacing_factor)
        except Exception as e: print(f"Error creating elements table: {e}"); traceback.print_exc()

    def ajouter_note_jury(self):
        try:
            para = self.document.add_paragraph(); para.paragraph_format.space_before = Pt(4 * self.spacing_factor); para.paragraph_format.space_after = Pt(4 * self.spacing_factor)
            run = para.add_run("NB1 : Zone réservée aux membres du jury ! Le jury cochera le point correspondant au niveau de réalisation de l'élément gymnique par le candidat.")
            run.bold = True; run.font.color.rgb = RGBColor(255, 0, 0); run.font.size = Pt(max(self.dynamic_font_size - 2, 6))
        except Exception as e: print(f"Error adding jury note: {e}")

    def creer_tableau_recapitulatif(self):
        try:
            note_table = self.document.add_table(rows=3, cols=13); note_table.style = 'Table Grid'; note_table.alignment = WD_TABLE_ALIGNMENT.CENTER; note_table.autofit = False
            page_width_cm = self.document.sections[0].page_width.cm; left_margin_cm = self.document.sections[0].left_margin.cm; right_margin_cm = self.document.sections[0].right_margin.cm
            available_recap_width = page_width_cm - left_margin_cm - right_margin_cm
            width_A_E_pair = available_recap_width * (1.2 / 13.0); width_final_single = available_recap_width * (1.0 / 13.0)
            col_widths_recap = [];
            for _ in range(5): col_widths_recap.extend([width_A_E_pair / 2, width_A_E_pair / 2])
            col_widths_recap.extend([width_final_single, width_final_single, width_final_single])
            current_total_width = sum(col_widths_recap); width_adjustment = (available_recap_width - current_total_width) / len(col_widths_recap)
            for i, width in enumerate(col_widths_recap):
                adjusted_width = max(0.5, width + width_adjustment);
                for cell in note_table.columns[i].cells: cell.width = Cm(adjusted_width)
            row_height_cm = max(0.5, 0.6 * self.spacing_factor)
            for row in note_table.rows:
                row.height = Cm(row_height_cm)
                for cell in row.cells: cell.vertical_alignment = WD_ALIGN_VERTICAL.CENTER;
                for p in cell.paragraphs: p.paragraph_format.space_before = Pt(0); p.paragraph_format.space_after = Pt(0)
            header_color = RGBColor(0, 32, 96); header_fill = "BDD7EE"; recap_font_size = max(self.dynamic_table_font_size - 1, 6)
            for cell in note_table.rows[0].cells: self._set_cell_shading(cell, header_fill)
            type_data = [("A", "1pt"), ("B", "1,5pt"), ("C", "2pts"), ("D", "2,5pts"), ("E", "3pts")]
            for col, (type_lettre, points) in enumerate(type_data):
                idx = col * 2
                if idx + 1 < 13:
                    cell = note_table.cell(0, idx)
                    try:
                        cell.merge(note_table.cell(0, idx + 1)); self._configure_cell(cell, f"Type {type_lettre}\n{points}", bold=True, font_size=recap_font_size, color_rgb=header_color, alignment=WD_ALIGN_PARAGRAPH.CENTER)
                    except Exception as e: print(f"Error merging recap cells at index {idx}: {e}")
            final_headers = [("ROV", "2pts"), ("Projet", "2pts"), ("Réalisation", "16pts")]
            for col_offset, (titre, points) in enumerate(final_headers):
                col = 10 + col_offset
                if col < 13: self._configure_cell(note_table.cell(0, col), f"{titre}\n{points}", bold=True, font_size=recap_font_size, color_rgb=header_color, alignment=WD_ALIGN_PARAGRAPH.CENTER)
            for col in range(5):
                idx = col * 2
                if idx + 1 < 13:
                    self._configure_cell(note_table.cell(1, idx), "NEG", italic=True, font_size=recap_font_size, alignment=WD_ALIGN_PARAGRAPH.CENTER)
                    self._configure_cell(note_table.cell(1, idx + 1), "Note", italic=True, font_size=recap_font_size, alignment=WD_ALIGN_PARAGRAPH.CENTER)
            for col in range(10, 13):
                 if col < 13: self._configure_cell(note_table.cell(1, col), "Note", italic=True, font_size=recap_font_size, alignment=WD_ALIGN_PARAGRAPH.CENTER)
            self.document.add_paragraph().paragraph_format.space_after = Pt(6 * self.spacing_factor)
        except Exception as e: print(f"Error creating recap table: {e}"); traceback.print_exc()

    def ajouter_note_candidat_avec_cadre(self):
        try:
            note_table = self.document.add_table(rows=1, cols=1); note_table.style = 'Table Grid'; note_table.alignment = WD_TABLE_ALIGNMENT.CENTER; note_table.autofit = True
            cell = note_table.cell(0, 0); self._set_cell_shading(cell, "C6E0B4")
            p = cell.paragraphs[0]; p.paragraph_format.space_before = Pt(2); p.paragraph_format.space_after = Pt(2)
            font_size = max(7 * self.spacing_factor, 6)
            run = p.add_run("NB2: Après le choix des catégories d'éléments gymniques par le candidat, ce dernier remplira la colonne de pointage selon l'orientation suivante: A (0.25; 0.5; 0.75; 1) B (0.25; 0.5; 0.75; 1; 1.25; 1.5) C (0.5; 0.75; 1; 1.25; 1.5; 2) D (0.75; 1; 1.25; 1.5; 2; 2.5) et E (0.75; 1; 1.5; 2; 2.5; 3) également, le candidat devra fournir 2 copies de son projet sur une page! (appréciations: NR, NM, PM, M).")
            run.italic = True; run.font.size = Pt(font_size)
            self.document.add_paragraph().paragraph_format.space_after = Pt(8 * self.spacing_factor)
        except Exception as e: print(f"Error adding candidate note box: {e}")

    def ajouter_zone_note(self):
        try:
            para_note_label = self.document.add_paragraph(); para_note_label.alignment = WD_ALIGN_PARAGRAPH.RIGHT; para_note_label.paragraph_format.space_after = Pt(1); para_note_label.paragraph_format.space_before = Pt(4 * self.spacing_factor)
            run = para_note_label.add_run("Note finale/20"); run.bold = True; run.font.size = Pt(self.dynamic_table_font_size + 1); run.font.color.rgb = RGBColor(0, 32, 96)
            box_table = self.document.add_table(rows=1, cols=1); box_table.style = 'Table Grid'; box_table.alignment = WD_TABLE_ALIGNMENT.RIGHT
            box_size = Cm(1.5); cell = box_table.cell(0, 0); cell.width = box_size; box_table.rows[0].height = box_size
            self._configure_cell(cell, "", v_alignment=WD_ALIGN_VERTICAL.CENTER)
            self.document.add_paragraph().paragraph_format.space_after = Pt(8 * self.spacing_factor)
        except Exception as e: print(f"Error adding final score zone: {e}")

    def ajouter_lignes_correcteurs(self):
        try:
            num_elements = len(self.elements_techniques); use_compact_mode = num_elements > 12
            if use_compact_mode:
                para = self.document.add_paragraph(); para.paragraph_format.space_before = Pt(4 * self.spacing_factor); para.paragraph_format.space_after = Pt(4 * self.spacing_factor)
                run = para.add_run("Correcteurs: "); run.bold = True; run.font.size = Pt(self.dynamic_font_size); para.add_run("Projet / Principal / ROV").font.size = Pt(self.dynamic_font_size); para.add_run("\n" + "." * 30)
            else:
                for role in ["Projet", "Principal", "ROV"]:
                    para = self.document.add_paragraph(); para.paragraph_format.space_before = Pt(3 * self.spacing_factor); para.paragraph_format.space_after = Pt(1 * self.spacing_factor)
                    run = para.add_run(f"Correcteur {role} : "); run.bold = True; run.font.size = Pt(self.dynamic_font_size)
                    chars_per_cm_estimate = 3; line_length_cm = 10; points_count = int(line_length_cm * chars_per_cm_estimate)
                    points_count = max(20, points_count); points_count = int(points_count * (self.dynamic_font_size / 10.0) * self.spacing_factor); points_count = max(15, points_count)
                    para.add_run("." * points_count).font.size = Pt(self.dynamic_font_size)
        except Exception as e: print(f"Error adding corrector lines: {e}")

    def modifier_centre_examen(self, nom): self.centre_examen = nom
    def modifier_type_examen(self, type_examen): self.type_examen = type_examen
    def modifier_serie(self, serie): self.serie = serie
    def modifier_etablissement(self, nom): self.etablissement = nom
    def modifier_session(self, annee): self.session = annee
    def modifier_candidat(self, nom): self.nom_candidat = nom

    def ajouter_element(self, nom, categorie, points):
        try: point_value = float(str(points).replace(',', '.'))
        except (ValueError, TypeError): print(f"Warning: Invalid points value '{points}' for element '{nom}'. Using 0.0."); point_value = 0.0
        self.elements_techniques.append({"nom": nom, "categorie": categorie, "points": point_value})

    def generer_document(self, nom_fichier="evaluation_gymnastique.docx"):
        try:
            self.calculate_dynamic_sizing(); self.ajouter_entete_colore(); self.creer_tableau_elements(); self.ajouter_note_jury(); self.creer_tableau_recapitulatif(); self.ajouter_lignes_correcteurs(); self.ajouter_zone_note(); self.ajouter_note_candidat_avec_cadre()
            self.document.save(nom_fichier); print(f"Document '{nom_fichier}' generated successfully.")
            return nom_fichier
        except Exception as e: print(f"FATAL error generating document: {e}"); traceback.print_exc(); return None

# --- Flask Application ---
app = Flask(__name__)
app.config['UPLOAD_FOLDER'] = UPLOAD_FOLDER
app.secret_key = os.urandom(24)

@app.route("/eps", methods=["GET", "POST"])
def index():
    if request.method == "POST":
        docx_filepath = None; pdf_filepath = None
        try:
            # --- Get Form Data ---
            centre_examen = request.form.get("centre_examen", "Centre d'examen"); type_examen = request.form.get("type_examen", "Bac Général")
            serie = request.form.get("serie", "Série"); etablissement = request.form.get("etablissement", "Établissement")
            session_value = request.form.get("session", "2025"); nom_candidat = request.form.get("nom_candidat", "Candidat")
            output_format = request.form.get("format", "docx")

            # --- Create Document Instance ---
            evaluation = EvaluationGymnique(); evaluation.modifier_centre_examen(centre_examen); evaluation.modifier_type_examen(type_examen)
            evaluation.modifier_serie(serie); evaluation.modifier_etablissement(etablissement); evaluation.modifier_session(session_value); evaluation.modifier_candidat(nom_candidat)

            # --- Get Elements ---
            element_names = request.form.getlist("new_element_name"); element_categories = request.form.getlist("new_element_categorie"); element_points = request.form.getlist("new_element_points")
            num_elements_added = 0
            for name, cat, pts in zip(element_names, element_categories, element_points):
                if name and name.strip() and cat and cat.strip() and pts and pts.strip():
                    evaluation.ajouter_element(name.strip(), cat.strip(), pts.strip()); num_elements_added += 1
            if num_elements_added == 0: flash("Aucun élément technique complet n'a été fourni. Le document sera généré sans éléments.", "warning")

            # --- Generate DOCX ---
            safe_candidat_name = "".join(c if c.isalnum() else "_" for c in nom_candidat); safe_session = "".join(c if c.isalnum() else "_" for c in session_value)
            base_filename = f"evaluation_{safe_candidat_name}_{safe_session}"; docx_filename = f"{base_filename}.docx"
            docx_filepath = os.path.join(app.config['UPLOAD_FOLDER'], docx_filename)
            generated_docx = evaluation.generer_document(docx_filepath)
            if not generated_docx: flash("Une erreur est survenue lors de la génération du document DOCX.", "error"); return redirect(url_for('index'))

            # --- Convert / Send ---
            if output_format == "pdf":
                 print(f"Output format requested: PDF. Attempting conversion for {docx_filepath}...") # Debug print
                 try:
                    # **** Check credentials before calling convert ****
                    if not convertapi.api_credentials or convertapi.api_credentials == 'YOUR_SECRET': # Check actual variable used
                         flash("La clé API pour ConvertAPI n'est pas configurée correctement. Impossible de générer le PDF.", "error")
                         # Sending DOCX as fallback because API key is missing
                         print("ConvertAPI credentials missing, sending DOCX instead.")
                         return send_file(docx_filepath, as_attachment=True, download_name=docx_filename)

                    print(f"Credentials seem OK ('{convertapi.api_credentials[:5]}...'). Calling convertapi.convert...") # Debug print, hide most of key
                    result = convertapi.convert('pdf', { 'File': docx_filepath }, from_format = 'docx')
                    pdf_filename_base = f"{base_filename}.pdf"; pdf_filepath = os.path.join(app.config['UPLOAD_FOLDER'], pdf_filename_base)
                    result.save_files(pdf_filepath); print(f"PDF saved to {pdf_filepath}")
                    return send_file(pdf_filepath, as_attachment=True, download_name=pdf_filename_base)

                 except convertapi.ApiError as api_err:
                      print(f"ConvertAPI Error during conversion: {api_err}")
                      flash(f"Erreur ConvertAPI: {api_err}. Vérifiez votre clé ou vos crédits. Le fichier DOCX sera téléchargé.", "warning")
                      return send_file(docx_filepath, as_attachment=True, download_name=docx_filename) # Fallback
                 except Exception as e:
                      print(f"Non-API Error during PDF conversion process: {e}"); traceback.print_exc()
                      flash(f"Erreur lors de la conversion PDF: {e}. Le fichier DOCX sera téléchargé.", "warning")
                      return send_file(docx_filepath, as_attachment=True, download_name=docx_filename) # Fallback

            else: # Send DOCX
                print(f"Output format requested: DOCX. Sending {docx_filepath}...") # Debug print
                return send_file(docx_filepath, as_attachment=True, download_name=docx_filename)

        except Exception as e:
            print(f"An error occurred during POST request processing: {e}"); traceback.print_exc()
            flash(f"Une erreur interne est survenue: {e}", "error"); return redirect(url_for('index'))

        # --- Cleanup (Consider moving to a background task) ---
        # This basic cleanup might remove files before they are fully sent or if fallback occurs.
        # Advanced cleanup is recommended for production.
        finally:
             if pdf_filepath and os.path.exists(pdf_filepath):
                 # If PDF was created, definitely remove the source DOCX now
                 if docx_filepath and os.path.exists(docx_filepath):
                     try: os.remove(docx_filepath); print(f"Removed temp file: {docx_filepath}")
                     except OSError as e: print(f"Error removing temp docx: {e}")
                 # Optionally remove PDF after sending?
                 # try: os.remove(pdf_filepath); print(f"Removed temp file: {pdf_filepath}")
                 # except OSError as e: print(f"Error removing temp pdf: {e}")
             elif docx_filepath and os.path.exists(docx_filepath) and output_format == 'docx':
                 # If only DOCX was generated and sent, maybe remove it?
                 # try: os.remove(docx_filepath); print(f"Removed temp file: {docx_filepath}")
                 # except OSError as e: print(f"Error removing temp docx: {e}")
                 pass # Keeping DOCX for now after sending


    # --- GET Request ---
    return render_template("index.html")

if __name__ == "__main__":
    if not os.path.exists(UPLOAD_FOLDER):
        try: os.makedirs(UPLOAD_FOLDER)
        except OSError as e: print(f"CRITICAL: Could not create upload folder '{UPLOAD_FOLDER}'. Exiting. Error: {e}"); exit()
    # Changed port back to 5000 for consistency if preferred
    app.run(debug=True, host='0.0.0.0', port=5000)