start-gui.sh et améliorations diverses

Readme.org

@@ -173,6 +173,46 @@ Lancer l'assistant avec :
 python -m copienator gui
 #+END_SRC
 
+Sous Linux ou macOS, le lanceur exécutable =./start-gui.sh= démarre aussi
+l’interface, depuis n’importe quel répertoire. Il utilise le Python de
+=.venv= s’il existe, sinon =python3= du PATH. On peut lui passer le dossier
+d’évaluation : =./start-gui.sh Interro=. Sans argument, il ouvre le
+sous-dossier immédiat non masqué le plus récemment modifié du répertoire
+courant, en excluant =copienator=, =copienator_gui=, =tests=, =OLD=,
+=__pycache__=, =build=, =dist=, =*.egg-info=, =venv=, =env= et
+=node_modules=. S’il n’y a aucun dossier admissible, l’interface démarre
+sans évaluation. Un chemin explicite reste utilisable même s’il est exclu
+de la sélection automatique.
+
+=Recharger — vérifier à nouveau= relit les fichiers d’entrée du dossier.
+Pour reprendre le découpage d’une copie, sélectionnez-la dans =Copies
+détectées=, cliquez sur =Refaire la copie sélectionnée=, puis sur
+=Exécuter=. Le découpage repart de l’original conservé.
+Dans la fenêtre de découpage, =i= inverse l’ordre de toutes les pages
+(dernière vers première) et reprend à la nouvelle première page. Les choix
+de découpage déjà saisis sont effacés ; les rotations globales sont conservées.
+Ce raccourci est configurable via =PAGE_SPLITTER_KB["reverse_pages"]=.
+=Copier la commande= copie les commandes complètes (à lancer depuis la
+racine du projet). Dans la console, les boutons de copie et le clic droit
+permettent de copier la sélection ou toute la sortie ; =Ctrl+C= et
+=Ctrl+A= sont également disponibles (=Cmd= sous macOS).
+
+Avec =SHOW_PERSONAL_STEPS = True=, =Analyser l’énoncé= propose le choix
+entre Gemini et =Énoncés et solutions personnels (SHEETINFO)=. Ce dernier
+lance =python -m copienator statement-personal Interro= : il lit
+=enonce.tex=, utilise le service d’exercices sur =localhost:8080= pour
+générer =Text=, =Sol=, =Text2=, =Sol2= et les barèmes personnels =Persp=,
+et écrit un groupe par exercice dans =label_groups=.
+
+Deux boutons ouvrent ensuite des actions facultatives avec aperçu de
+commande et bouton =Exécuter= : =Regrouper avec Gemini…= remplace seulement
+=label_groups= (=statement Interro --groups-only=) ; =Remplacer Persp avec
+Gemini…= régénère seulement les barèmes des groupes actuels
+(=statement Interro --persp-only=), avec le même prompt que le parcours
+Gemini complet. Une réponse incomplète ou un échec laisse les anciens
+barèmes en place. On peut ignorer ces étapes et conserver les résultats
+personnels.
+
 On peut aussi ouvrir directement une évaluation avec =python -m copienator gui
 Interro=. L'interface conserve l'état et l'historique des étapes dans
 =Interro/.copienator-gui.json=, et les sorties complètes dans

copienator/commands/enonce_info.py

@@ -13,6 +13,7 @@ from copienator import (
     CliError,
     EvaluationWorkspace,
     ExitCode,
+    atomic_write_text,
     evaluation_parser,
     execute,
     workspace_from_args,
@@ -142,10 +143,11 @@ def save_split_content(text, path, base_fname, problem):
 def process_directory(workspace: EvaluationWorkspace) -> ExitCode:
     directory = str(workspace.root)
     # Find the first .tex file in the directory
-    tex_files = glob.glob(os.path.join(directory, "*.tex"))
+    enonce = workspace.root / "enonce.tex"
+    tex_files = [str(enonce)] if enonce.is_file() else sorted(glob.glob(os.path.join(directory, "*.tex")))
     if not tex_files:
         print(f"No .tex file found in {directory}. Looking in /Staging/Interro/")
-        int_name = directory.removesuffix("/")
+        int_name = workspace.root.name
         tex_path = os.path.join(os.path.expanduser("~"), "Prépa/Staging/Interro", f"{int_name}.tex")
         if os.path.exists(tex_path):
             tex_file = tex_path
@@ -172,6 +174,7 @@ def process_directory(workspace: EvaluationWorkspace) -> ExitCode:
     labels_staging = labels_file.with_name(f".{labels_file.name}.{uuid4().hex}.tmp")
     current_ex_num = 1
     had_errors = False
+    exercise_groups = []
 
     # Read entirely to allow chunking
     with open(tex_file, 'r', encoding='utf-8') as f_in:
@@ -267,6 +270,7 @@ def process_directory(workspace: EvaluationWorkspace) -> ExitCode:
 
                 for label in block_labels:
                     f_labels.write(f"{label}\n")
+                exercise_groups.append(block_labels)
                 current_ex_num += 1
 
             except WindowsLabelError:
@@ -280,6 +284,8 @@ def process_directory(workspace: EvaluationWorkspace) -> ExitCode:
                 had_errors = True
 
     labels_staging.replace(labels_file)
+    atomic_write_text(workspace.label_groups_file,
+                      "".join(", ".join(group) + "\n" for group in exercise_groups))
     return ExitCode.PARTIAL if had_errors else ExitCode.SUCCESS
 
 
@@ -293,4 +299,3 @@ def main(argv: Sequence[str] | None = None) -> int:
 
 if __name__ == "__main__":
     raise SystemExit(main())
-

copienator/commands/gemini_for_enonce.py

@@ -22,6 +22,7 @@ from copienator import (
     workspace_from_args,
 )
 from copienator.platform import validate_windows_labels
+from copienator.filesystem import staged_directory
 from copienator.utils import compile_to_pdf
 
 
@@ -73,6 +74,9 @@ class RubricItem(BaseModel):
 class GroupRubrics(BaseModel):
     rubrics: list[RubricItem]
 
+class LabelGroups(BaseModel):
+    groups: list[list[str]]
+
 PROMPT_4 = """Je te fournis les questions, le contexte éventuel, et les corrections pour un groupe de questions d'un examen.
 Ta tâche :
 Établir un barème de correction détaillé pour CHAQUE question.
@@ -176,6 +180,104 @@ def find_file(folder: Path, base_name: str) -> Path | None:
             return path
     return None
 
+
+def generate_rubrics(client, group_context_text: str) -> dict[str, str]:
+    """Use the same rubric request for full and selective statement generation."""
+    response = client.models.generate_content(
+        model=MODEL_ID,
+        contents=[types.Content(role="user", parts=[
+            types.Part.from_text(text=PROMPT_4),
+            types.Part.from_text(text=f"--- CONTENU DU GROUPE ---\n{group_context_text}"),
+        ])],
+        config=types.GenerateContentConfig(
+            system_instruction="Rédige tous les barèmes et consignes de notation en français. Conserve les clés JSON, les labels et les formules mathématiques.",
+            temperature=0.2,
+            response_mime_type="application/json",
+            response_json_schema=GroupRubrics.model_json_schema(),
+        ),
+    )
+    rubrics = GroupRubrics.model_validate_json(response.text).rubrics
+    if len({item.label for item in rubrics}) != len(rubrics):
+        raise ValueError("Gemini returned duplicate rubric labels")
+    return {item.label: item.rubric_content for item in rubrics}
+
+
+def validate_groups(groups: list[list[str]], labels: list[str]) -> None:
+    flattened = [label for group in groups for label in group]
+    if (not groups or any(not group for group in groups)
+            or len(flattened) != len(set(flattened)) or set(flattened) != set(labels)):
+        raise CliError("Groups must contain every existing label exactly once")
+
+
+def refine_existing(workspace: EvaluationWorkspace, mode: str, *, api_client=None) -> ExitCode:
+    """Regroup or replace rubrics without regenerating statements or solutions."""
+    labels = workspace.read_labels()
+    if not labels or len(labels) != len(set(labels)):
+        raise CliError("Generate unique question labels before refining the statement")
+    validate_windows_labels(labels)
+    questions = {}
+    for label in labels:
+        safe_label = label.replace("/", "_")
+        parts = []
+        for directory, title in (("Text2", "Question"), ("Sol2", "Correction")):
+            path = workspace.root / directory / f"{safe_label}.tex"
+            if not path.is_file():
+                raise CliError(f"Missing {path}; generate statements and solutions first")
+            parts.append(f"{title} [{label}]:\n{path.read_text(encoding='utf-8')}")
+        questions[label] = "\n".join(parts)
+    context = utils.enonce_total(workspace.root)
+    if api_client is None:
+        if not api_key:
+            raise CliError("GEMINI_API_KEY is not configured")
+        api_client = genai.Client(api_key=api_key)
+
+    if mode == "groups":
+        response = api_client.models.generate_content(
+            model=MODEL_ID,
+            contents=[types.Content(role="user", parts=[types.Part.from_text(text=(
+                "Regroupe ces questions d’examen en groupes cohérents pour la correction "
+                "et l’annotation, selon leurs dépendances et leur contexte commun. "
+                "Ne mélange pas des exercices différents. Conserve l’ordre des questions. "
+                "Chaque label doit apparaître exactement une fois, sans modification. "
+                "Renvoie uniquement un objet JSON groups contenant des listes de labels.\n\n"
+                + context + "\n\n" + "\n\n".join(questions.values())
+            ))])],
+            config=types.GenerateContentConfig(
+                temperature=0.1, response_mime_type="application/json",
+                response_json_schema=LabelGroups.model_json_schema(),
+            ),
+        )
+        groups = LabelGroups.model_validate_json(response.text).groups
+        validate_groups(groups, labels)
+        atomic_write_text(workspace.label_groups_file,
+                          "".join(", ".join(group) + "\n" for group in groups))
+        print(f"Updated label_groups: {len(groups)} Gemini groups.")
+    elif mode == "persp":
+        if not workspace.label_groups_file.is_file():
+            raise CliError("Generate label_groups before generating rubrics")
+        groups = [[label.strip() for label in line.split(",") if label.strip()]
+                  for line in workspace.label_groups_file.read_text(encoding="utf-8").splitlines()
+                  if line.strip()]
+        validate_groups(groups, labels)
+        with staged_directory(workspace.root / "Persp") as staging:
+            for group in groups:
+                print(f"Generating rubric (Persp) for group: {', '.join(group)}...")
+                group_content = (
+                    "Contexte général de l’examen, fourni uniquement pour comprendre les questions :\n"
+                    + context + "\n\nProduis des barèmes UNIQUEMENT pour les labels suivants : "
+                    + ", ".join(group) + "\n\n" + "\n\n".join(questions[label] for label in group)
+                )
+                rubrics = generate_rubrics(api_client, group_content)
+                if set(rubrics) != set(group) or any(not value.strip() for value in rubrics.values()):
+                    raise CliError("Incomplete or unexpected Gemini rubrics; previous Persp preserved")
+                for label, rubric in rubrics.items():
+                    (staging / label.replace("/", "_")).write_text(
+                        f"{label}\n{rubric}", encoding="utf-8")
+        print("Replaced Persp with Gemini rubrics.")
+    else:
+        raise ValueError(f"Unknown statement refinement: {mode}")
+    return ExitCode.SUCCESS
+
 def process_exam(
     workspace: EvaluationWorkspace,
     restart: bool = False,
@@ -701,32 +803,9 @@ def process_exam(
 
         group_context_text = "\n\n---\n\n".join(group_text_parts)
 
-        contents_4 = [
-            types.Content(
-                role="user",
-                parts=[
-                    types.Part.from_text(text=PROMPT_4),
-                    types.Part.from_text(text=f"--- CONTENU DU GROUPE ---\n{group_context_text}"),
-                ],
-            )
-        ]
-
-        config_4 = types.GenerateContentConfig(
-            system_instruction="Rédige tous les barèmes et consignes de notation en français. Conserve les clés JSON, les labels et les formules mathématiques.",
-            temperature=0.2,
-            response_mime_type="application/json",
-            response_json_schema=GroupRubrics.model_json_schema(),
-        )
-
         print(f"Generating rubric (Persp) for group: {', '.join(labels)}...")
         try:
-            response_r = client.models.generate_content(
+            rubrics_map = generate_rubrics(client, group_context_text)
-                model=MODEL_ID,
-                contents=contents_4,
-                config=config_4
-            )
-            rubrics_data = GroupRubrics.model_validate_json(response_r.text)
-            rubrics_map = {r.label: r.rubric_content for r in rubrics_data.rubrics}
         except Exception as e:  # noqa: BLE001 - remote API boundary
             print(f"Error generating rubric for group {labels[0]}: {e}")
             processing_errors.append(str(e))
@@ -822,12 +901,23 @@ def process_exam(
         workspace.labels_file,
         "".join(f"{label}\n" for label in labels_list),
     )
+    atomic_write_text(
+        workspace.label_groups_file,
+        "".join(", ".join(item.label for item in group if isinstance(item, QuestionItem)) + "\n"
+                for group in grouped_extraction.groups
+                if any(isinstance(item, QuestionItem) for item in group)),
+    )
 
     return ExitCode.PARTIAL if processing_errors else ExitCode.SUCCESS
 
 
 def build_parser() -> argparse.ArgumentParser:
     parser = evaluation_parser("Extract exam and solution code via Gemini")
+    actions = parser.add_mutually_exclusive_group()
+    actions.add_argument("--groups-only", action="store_true",
+                         help="Regroup existing questions with Gemini; update only label_groups")
+    actions.add_argument("--persp-only", action="store_true",
+                         help="Replace only Persp with Gemini rubrics for existing groups")
     parser.add_argument(
         "--restart",
         action="store_true",
@@ -841,7 +931,9 @@ def main(argv: Sequence[str] | None = None) -> int:
     return execute(
         parser,
         argv,
-        lambda args: process_exam(
+        lambda args: refine_existing(workspace_from_args(args),
+                                     "groups" if args.groups_only else "persp")
+        if args.groups_only or args.persp_only else process_exam(
             workspace_from_args(args),
             restart=args.restart,
         ),

copienator/commands/page_splitter.py

@@ -12,7 +12,7 @@ from collections.abc import Sequence
 from pathlib import Path
 from tkinter import messagebox
 
-import fitz  # PyMuPDF
+import pymupdf  # PyMuPDF
 from PIL import Image, ImageDraw, ImageTk
 from pypdf import PdfReader, PdfWriter
 
@@ -27,6 +27,9 @@ from copienator import (
 )
 from copienator.platform import launch_pdf_arranger
 
+# Keep the new shortcut available with older personal configuration files.
+PAGE_SPLITTER_KB = {"reverse_pages": "i", **PAGE_SPLITTER_KB}
+
 # --- Constants ---
 # Conversion factor: 1 cm to points (1 inch = 2.54 cm, 72 points = 1 inch)
 CM_TO_POINTS = (1 / 2.54) * 72
@@ -112,7 +115,7 @@ class PDFPreviewer:
         self.page_settings = []
         self.processing = False  # Flag to prevent multiple finish calls
         try:
-            self.doc = fitz.open(self.pdf_path)
+            self.doc = pymupdf.open(self.pdf_path)
         except (OSError, RuntimeError, ValueError) as e:
             self.failed = True
             self._temporary_directory.cleanup()
@@ -166,6 +169,7 @@ class PDFPreviewer:
             f"'{fmt('rotate_page')}': Rotate page 180°, '{fmt('rotate_all_pages')}' : rotate all pages, '{fmt('rotate_all_files')}' : rotate all files\n"
             f"{fmt('keep_left')} {fmt('next_page')} {fmt('discard_page')} {fmt('keep_right')} {fmt('keep_as_is')}: keep left, next page, keep none, keep right, keep as is\n"
             f"{fmt('send_end')}: send page to end, '{fmt('arranger')}': pdf arranger, '{fmt('restart_file')}': restart file, '{fmt('prev_file')}': previous file\n"
+            f"'{fmt('reverse_pages')}': reverse page order and restart from the new first page\n"
         )
 
         self.info_label = tk.Label(master, text=instructions, justify=tk.LEFT)
@@ -192,6 +196,7 @@ class PDFPreviewer:
             "next_page": self.confirm_and_next_page,
             "discard_page": self.discard_page,
             "send_end": self.send_page_end,
+            "reverse_pages": self.reverse_pages,
             "restart_file": self.restart_current_file,
             "arranger": self.start_arranger,
             "prev_file": self.go_to_previous_file,
@@ -271,7 +276,7 @@ class PDFPreviewer:
         self.current_zoom = min(zoom_x, zoom_y) * 0.98
 
         # --- Render Page ---
-        mat = fitz.Matrix(self.current_zoom, self.current_zoom)
+        mat = pymupdf.Matrix(self.current_zoom, self.current_zoom)
         pix = page.get_pixmap(matrix=mat, alpha=False)
         img = Image.frombytes("RGB", [pix.width, pix.height], pix.samples)
 
@@ -302,7 +307,7 @@ class PDFPreviewer:
 
             # Re-open the file from disk to reset changes (like moved pages)
             try:
-                self.doc = fitz.open(self.pdf_path)
+                self.doc = pymupdf.open(self.pdf_path)
             except (OSError, RuntimeError, ValueError) as e:
                 messagebox.showerror("Error", f"Failed to reopen PDF file: {e}")
                 self.master.destroy()
@@ -319,6 +324,16 @@ class PDFPreviewer:
             self.load_page()
 
 
+    def reverse_pages(self, event=None):
+        """Reverse the current document and discard earlier page decisions."""
+        if self.processing or not len(self.doc):
+            return
+        self.doc.select(list(reversed(range(len(self.doc)))))
+        self.current_page_index = 0
+        self.page_settings = []
+        self._initialize_current_page_settings()
+        self.load_page()
+
     def move_line_left(self, event=None):
         """Moves the split line to the left."""
         self.current_line_x = max(0, self.current_line_x - CM_TO_POINTS / 2)
@@ -465,7 +480,7 @@ class PDFPreviewer:
                         self.file_rotation + self.global_rotation) % 360
 
             if keep == "as_is":
-                doc_full = fitz.open()
+                doc_full = pymupdf.open()
                 page_full = doc_full.new_page(width=page.rect.width, height=page.rect.height)
                 page_full.show_pdf_page(page_full.rect, self.doc, i)
                 page_full.set_rotation(rotation)
@@ -477,13 +492,13 @@ class PDFPreviewer:
 
             # --- Create Left Part ---
             if rotation == 0:
-                rect_left = fitz.Rect(0, 0, line_x, page.rect.height)
+                rect_left = pymupdf.Rect(0, 0, line_x, page.rect.height)
             else:
-                rect_left = fitz.Rect(page.rect.width-line_x, 0, page.rect.width, page.rect.height)
+                rect_left = pymupdf.Rect(page.rect.width-line_x, 0, page.rect.width, page.rect.height)
 
             if (keep == "both" or keep == "left") and line_x > 0:
 
-                doc_left = fitz.open()
+                doc_left = pymupdf.open()
                 page_left = doc_left.new_page(width=rect_left.width, height=rect_left.height)
                 page_left.show_pdf_page(page_left.rect, self.doc, i, clip=rect_left)
                 page_left.set_rotation(rotation)
@@ -494,11 +509,11 @@ class PDFPreviewer:
 
             # --- Create Right Part ---
             if rotation == 0:
-                rect_right = fitz.Rect(line_x, 0, page.rect.width, page.rect.height)
+                rect_right = pymupdf.Rect(line_x, 0, page.rect.width, page.rect.height)
             else:
-                rect_right = fitz.Rect(0, 0, page.rect.width-line_x, page.rect.height)
+                rect_right = pymupdf.Rect(0, 0, page.rect.width-line_x, page.rect.height)
             if (keep == "both" or keep == "right") and line_x < page.rect.width:
-                doc_right = fitz.open()
+                doc_right = pymupdf.open()
                 page_right = doc_right.new_page(width=rect_right.width, height=rect_right.height)
                 page_right.show_pdf_page(page_right.rect, self.doc, i, clip=rect_right)
                 page_right.set_rotation(rotation)

copienator/commands/splitting_int.py

@@ -7,7 +7,7 @@ from collections import defaultdict
 from collections.abc import Sequence
 from pathlib import Path
 
-import fitz
+import pymupdf
 from pypdf import PdfReader, PdfWriter
 
 from copienator import utils
@@ -72,7 +72,7 @@ def _parse_coordinates(coords_list: list[Coordinate]) -> list[ParsedCoordinate]:
 
 
 def _save_cropped_page(
-    document: fitz.Document,
+    document: pymupdf.Document,
     page_number: int,
     x0: float,
     y0: float,
@@ -82,14 +82,14 @@ def _save_cropped_page(
 ) -> None:
     page = document[page_number]
     rotated_rectangle = page.rect * page.transformation_matrix
-    visual_crop = fitz.Rect(
+    visual_crop = pymupdf.Rect(
         rotated_rectangle.x0 + x0,
         y0,
         rotated_rectangle.x0 + x1,
         y1,
     )
     unrotated_clip = visual_crop * page.derotation_matrix
-    cropped = fitz.open()
+    cropped = pymupdf.open()
     try:
         target_page = cropped.new_page(width=visual_crop.width, height=visual_crop.height)
         target_page.show_pdf_page(
@@ -110,7 +110,7 @@ def _render_split_outputs(
     staging: Path,
 ) -> set[str]:
     """Render every current answer into an otherwise empty staging directory."""
-    document = fitz.open(input_pdf)
+    document = pymupdf.open(input_pdf)
     try:
         parsed = _parse_coordinates(coords_list)
         parts_by_label: defaultdict[str, list[Path]] = defaultdict(list)

copienator_gui/app.py

@@ -279,6 +279,8 @@ class CopienatorApp(tk.Tk):
         ttk.Label(command_box, textvariable=self.command_var, wraplength=690, justify="left").grid(
             row=0, column=0, sticky="ew"
         )
+        self.copy_command_button = ttk.Button(command_box, text="Copier la commande", command=self._copy_command)
+        self.copy_command_button.grid(row=1, column=0, sticky="w", pady=(5, 0))
 
         buttons = ttk.Frame(self.detail)
         buttons.grid(row=4, column=0, sticky="ew", pady=(5, 0))
@@ -304,7 +306,22 @@ class CopienatorApp(tk.Tk):
             foreground="#efefef",
             insertbackground="white",
             state="disabled",
+            takefocus=True,
+            exportselection=False,
         )
+        self.console.bind("<Control-c>", self._copy_console_selection)
+        self.console.bind("<Control-Shift-C>", self._copy_console_selection)
+        self.console.bind("<Control-a>", self._select_console_all)
+        self.console.bind("<Button-1>", lambda _event: self.console.focus_set())
+        self.console_menu = tk.Menu(self.console, tearoff=False)
+        self.console_menu.add_command(label="Copier la sélection", command=self._copy_console_selection)
+        self.console_menu.add_command(label="Tout sélectionner", command=self._select_console_all)
+        self.console_menu.add_command(label="Copier toute la sortie", command=self._copy_console_all)
+        self.console.bind("<Button-3>", self._show_console_menu)
+        if self.tk.call("tk", "windowingsystem") == "aqua":
+            self.console.bind("<Command-c>", self._copy_console_selection)
+            self.console.bind("<Command-a>", self._select_console_all)
+            self.console.bind("<Button-2>", self._show_console_menu)
         console_scroll = ttk.Scrollbar(console_frame, orient="vertical", command=self.console.yview)
         self.console.configure(yscrollcommand=console_scroll.set)
         self.console.grid(row=0, column=0, sticky="nsew")
@@ -313,6 +330,10 @@ class CopienatorApp(tk.Tk):
         console_actions = ttk.Frame(console_frame)
         console_actions.grid(row=1, column=0, columnspan=2, sticky="ew", pady=(5, 0))
         console_actions.columnconfigure(1, weight=1)
+        clipboard_actions = ttk.Frame(console_actions)
+        clipboard_actions.grid(row=1, column=0, columnspan=6, sticky="w", pady=(5, 0))
+        ttk.Button(clipboard_actions, text="Copier la sélection", command=self._copy_console_selection).pack(side="left")
+        ttk.Button(clipboard_actions, text="Copier toute la sortie", command=self._copy_console_all).pack(side="left", padx=6)
         ttk.Label(console_actions, text="Réponse au script").grid(row=0, column=0, padx=(0, 6))
         self.stdin_var = tk.StringVar()
         self.stdin_entry = ttk.Entry(console_actions, textvariable=self.stdin_var)
@@ -467,7 +488,13 @@ class CopienatorApp(tk.Tk):
         if not evaluation:
             return list(step.requires)
         missing = []
-        for pattern in step.requires:
+        requirements = step.requires
+        if step.id == "statement":
+            variant = (self.variant_var.get() if self.current_step and self.current_step.id == step.id
+                       else self.state_store.step(step.id).get("variant", "gemini"))
+            if variant == "personal":
+                requirements = ("enonce.tex",)
+        for pattern in requirements:
             if any(char in pattern for char in "*?["):
                 exists = next(evaluation.glob(pattern), None) is not None
             else:
@@ -475,8 +502,19 @@ class CopienatorApp(tk.Tk):
                 exists = path.exists()
             if not exists:
                 missing.append(pattern)
+        if step.id == "inputs" and not ((evaluation / "names").is_file() or (self.repository / "names").is_file()):
+            missing.append("names")
         return missing
 
+    def _reload_inputs(self) -> None:
+        if not self.state_store.evaluation or self.active_step_id or self.runner.running:
+            return
+        missing = self._missing_requirements(self.step_by_id["inputs"])
+        self.state_store.update_step("inputs", status="ready" if missing else "success")
+        self._populate_tree()
+        self._render_step()
+        self.info_var.set("Fichiers revérifiés — " + ("manquants : " + ", ".join(missing) if missing else "tous les fichiers d’entrée sont présents."))
+
     def _on_tree_select(self, _event: tk.Event[Any] | None = None) -> None:
         selection = self.tree.selection()
         if not selection or selection[0].startswith("section:"):
@@ -561,6 +599,10 @@ class CopienatorApp(tk.Tk):
         self.title_label.configure(text=step.title)
         missing = self._missing_requirements(step)
         description = step.description
+        if step.id == "statement" and saved_variant == "personal":
+            description = ("Lit les blocs SHEETINFO de enonce.tex et récupère les énoncés, solutions "
+                           "et barèmes du service personnel (localhost:8080). Crée un groupe par exercice. "
+                           "Les actions Gemini ci-dessous restent facultatives.")
         if missing:
             description += "\nPrérequis non détectés : " + ", ".join(missing)
         self.description_label.configure(text=description)
@@ -633,6 +675,19 @@ class CopienatorApp(tk.Tk):
         self._update_controls()
 
     def _render_context_controls(self, step: StepDefinition, row: int) -> int:
+        if self.show_personal_steps and step.id in {"statement", "statement_groups", "statement_persp", "review_persp"}:
+            actions = ttk.LabelFrame(self.form, text="Après génération — facultatif", padding=7)
+            actions.grid(row=row, column=0, columnspan=2, sticky="ew", pady=(0, 8))
+            for ident, title in (("statement_groups", "Regrouper avec Gemini…"),
+                                 ("statement_persp", "Remplacer Persp avec Gemini…")):
+                ttk.Button(actions, text=title, command=lambda target=ident: self._select_statement_action(target)).pack(
+                    side="left", padx=(0, 6))
+            row += 1
+        if step.id == "inputs":
+            ttk.Button(self.form, text="Recharger — vérifier à nouveau", command=self._reload_inputs).grid(
+                row=row, column=0, columnspan=2, sticky="w", pady=(0, 8)
+            )
+            return row + 1
         if step.section == REFAIRE_SECTION:
             evaluation = self.evaluation
             if step.id in {"refaire_selection", "refaire_correct"}:
@@ -675,7 +730,8 @@ class CopienatorApp(tk.Tk):
             ttk.Label(copies, text=summary, wraplength=570, justify="left").grid(
                 row=0, column=0, columnspan=2, sticky="ew"
             )
-            self.copy_var.set(names[0] if names else "")
+            if self.copy_var.get() not in names:
+                self.copy_var.set(names[0] if names else "")
             selector = ttk.Combobox(
                 copies,
                 textvariable=self.copy_var,
@@ -689,6 +745,14 @@ class CopienatorApp(tk.Tk):
                 command=self._open_selected_copy,
                 state="normal" if names else "disabled",
             ).grid(row=1, column=1, padx=(6, 0), pady=(7, 0))
+            if step.id == "page_splitter":
+                actions = ttk.Frame(copies)
+                actions.grid(row=2, column=0, columnspan=2, sticky="w", pady=(7, 0))
+                ttk.Button(actions, text="Refaire la copie sélectionnée", command=self._redo_selected_pages,
+                           state="normal" if names else "disabled").pack(side="left")
+                ttk.Button(actions, text="Cibler tout le dossier", command=self._target_all_pages).pack(side="left", padx=6)
+                ttk.Label(copies, text="La reprise utilise l’original conservé. Vérifiez la commande puis cliquez sur Exécuter.",
+                          wraplength=570).grid(row=3, column=0, columnspan=2, sticky="w", pady=(5, 0))
             row += 1
 
         if step.id == "plotting":
@@ -702,6 +766,14 @@ class CopienatorApp(tk.Tk):
             row += 1
         return row
 
+    def _select_statement_action(self, step_id: str) -> None:
+        self._save_current_form()
+        target = self.arg_vars.get("target")
+        if target:
+            self.state_store.update_step(step_id, values={"target": target.get()})
+        self.tree.selection_set(step_id)
+        self.tree.see(step_id)
+
     def _refaire_restart_controls(self, row: int) -> int:
         controls = ttk.Frame(self.form)
         controls.grid(row=row, column=0, columnspan=2, sticky="w", pady=(0, 5))
@@ -780,6 +852,16 @@ class CopienatorApp(tk.Tk):
     def _open_selected_copy(self) -> None:
         self._open_desktop_path(self.copy_paths.get(self.copy_var.get()), "copie")
 
+    def _redo_selected_pages(self) -> None:
+        path = self.copy_paths.get(self.copy_var.get())
+        if path and "target" in self.arg_vars:
+            self.arg_vars["target"].set(str(path))
+            self.info_var.set(f"Reprise de {path.name} prête — cliquez sur Exécuter.")
+
+    def _target_all_pages(self) -> None:
+        if "target" in self.arg_vars:
+            self.arg_vars["target"].set(self._evaluation_arg())
+
     def _open_desktop_path(self, path: Path | None, label: str) -> None:
         if path is None or not path.exists():
             messagebox.showerror("Élément introuvable", f"Le {label} n’existe pas encore.")
@@ -907,6 +989,7 @@ class CopienatorApp(tk.Tk):
     def _update_command_preview(self) -> None:
         if self._rendering or not self.current_step:
             return
+        self.copy_command_button.configure(state="disabled")
         if self.current_step.is_manual:
             self.command_var.set("La sélection sera utilisée pour toutes les étapes de ce parcours." if self.current_step.id == "refaire_selection" else "Étape manuelle — aucune commande ne sera exécutée.")
             return
@@ -916,9 +999,44 @@ class CopienatorApp(tk.Tk):
             if len(commands) > 2:
                 preview += f"\nPuis {len(commands) - 2} autres copies, successivement."
             self.command_var.set(preview)
+            self.copy_command_button.configure(state="normal")
         except (OSError, ValueError, TypeError) as exc:
             self.command_var.set(f"Arguments invalides : {exc}")
 
+    def _copy_text(self, text: str) -> None:
+        self.clipboard_clear()
+        self.clipboard_append(text)
+
+    def _copy_command(self) -> None:
+        if not self.current_step or self.current_step.is_manual:
+            return
+        try:
+            commands = self._refaire_commands() if self.current_step.section == REFAIRE_SECTION else [self._make_command()]
+            self._copy_text("\n".join(command_display(command) for command in commands))
+            self.info_var.set("Commande(s) copiée(s) — à exécuter depuis " + str(self.repository))
+        except (OSError, ValueError, TypeError) as exc:
+            self.info_var.set(f"Copie impossible : {exc}")
+
+    def _copy_console_selection(self, _event=None) -> str:
+        if self.console.tag_ranges("sel"):
+            self._copy_text(self.console.get("sel.first", "sel.last"))
+        return "break"
+
+    def _select_console_all(self, _event=None) -> str:
+        self.console.tag_add("sel", "1.0", "end-1c")
+        self.console.focus_set()
+        return "break"
+
+    def _copy_console_all(self) -> None:
+        self._copy_text(self.console.get("1.0", "end-1c"))
+
+    def _show_console_menu(self, event) -> str:
+        try:
+            self.console_menu.tk_popup(event.x_root, event.y_root)
+        finally:
+            self.console_menu.grab_release()
+        return "break"
+
     def _browse_target_file(self, variable: tk.Variable) -> None:
         selected = filedialog.askopenfilename(initialdir=self.evaluation or self.repository)
         if selected:

copienator_gui/diagnostics.py

@@ -51,7 +51,7 @@ def collect_diagnostics(
         "pdf2image": "pdf2image",
         "reportlab": "reportlab",
         "img2pdf": "img2pdf",
-        "PyMuPDF": "fitz",
+        "PyMuPDF": "pymupdf",
         "ftfy": "ftfy",
         "ezodf": "ezodf",
         "Google GenAI": "google.genai",

copienator_gui/workflow.py

@@ -92,8 +92,8 @@ def build_workflow(show_personal_steps: bool) -> list[StepDefinition]:
             "Détecte les questions, leurs groupes, le corrigé et les indications de barème.",
             (
                 python("gemini", "Analyse avec Gemini", "statement"),
-                python("personal", "Alternative personnelle", "statement-personal"),
+            ) + ((python("personal", "Énoncés et solutions personnels (SHEETINFO)", "statement-personal"),)
-            ),
+                 if show_personal_steps else ()),
             arguments=(
                 arg_target("Dossier de l’évaluation"),
                 ArgumentSpec(
@@ -107,6 +107,22 @@ def build_workflow(show_personal_steps: bool) -> list[StepDefinition]:
             requires=("enonce.pdf", "enonce.tex", "correction.tex"),
             artifacts=("labels", "Text", "Sol", "Persp"),
         ),
+        StepDefinition(
+            "statement_groups", "Prétraitement de l’énoncé", "Regrouper les questions avec Gemini",
+            "Facultatif après la génération : remplace les groupes par exercice par des groupes "
+            "proposés par Gemini, en conservant les labels, les énoncés, les solutions et les barèmes.",
+            (CommandVariant("default", "Groupes Gemini", "statement", fixed_args=("--groups-only",)),),
+            arguments=(arg_target("Dossier de l’évaluation"),),
+            optional=True, personal=True, requires=("labels", "Text2", "Sol2"),
+        ),
+        StepDefinition(
+            "statement_persp", "Prétraitement de l’énoncé", "Remplacer les barèmes par Gemini",
+            "Facultatif : remplace Persp par des barèmes Gemini sur 4 points, pour les groupes actuels. "
+            "Les énoncés et les solutions personnels sont conservés.",
+            (CommandVariant("default", "Barèmes Gemini", "statement", fixed_args=("--persp-only",)),),
+            arguments=(arg_target("Dossier de l’évaluation"),),
+            optional=True, personal=True, requires=("labels", "label_groups", "Text2", "Sol2"),
+        ),
         StepDefinition(
             "review_persp",
             "Prétraitement de l’énoncé",

default_config.py

@@ -41,6 +41,7 @@ PAGE_SPLITTER_KB = {
     "next_page": "s",
     "discard_page": "z",
     "send_end": "a", # Send this page to the end
+    "reverse_pages": "i", # Reverse page order and restart at the new first page
     "restart_file": "T",
     "arranger": "A", # Call `pdf arranger` software, if available
     "prev_file": "P",

start-gui.sh

@@ -0,0 +1,39 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+# With no arguments, choose the newest visible immediate subfolder by mtime.
+if [[ $# -eq 0 ]]; then
+    newest=""
+    for candidate in "$PWD"/*/; do
+        [[ -d "$candidate" ]] || continue
+        folder="${candidate%/}"
+        folder="${folder##*/}"
+        case "$folder" in
+            copienator|copienator_gui|tests|OLD|__pycache__|build|dist|*.egg-info|venv|env|node_modules)
+                continue
+                ;;
+        esac
+        if [[ -z "$newest" || "$candidate" -nt "$newest" ]]; then
+            newest="$candidate"
+        fi
+    done
+    if [[ -n "$newest" ]]; then
+        set -- "${newest%/}"
+    fi
+fi
+
+# Resolve the evaluation before changing to the project directory.
+if [[ $# -gt 0 && "$1" != -* && "$1" != /* ]]; then
+    evaluation="$PWD/$1"
+    shift
+    set -- "$evaluation" "$@"
+fi
+repository="$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" && pwd)"
+cd -- "$repository"
+
+if [[ -x "$repository/.venv/bin/python" ]]; then
+    python_command="$repository/.venv/bin/python"
+else
+    python_command="python3"
+fi
+exec "$python_command" -m copienator_gui "$@"

tests/test_gui_convenience.py

@@ -0,0 +1,75 @@
+import os
+import tempfile
+import unittest
+from pathlib import Path
+
+from copienator_gui.app import CopienatorApp
+from copienator_gui.workflow import command_display
+from copienator.commands.page_splitter import _selected_inputs
+from copienator import EvaluationWorkspace
+
+
+@unittest.skipUnless(os.environ.get("DISPLAY"), "Tk requires a display")
+class GuiConvenienceTests(unittest.TestCase):
+    def setUp(self):
+        self.temp = tempfile.TemporaryDirectory()
+        self.repository = Path(self.temp.name)
+        self.evaluation = self.repository / "Évaluation avec espaces"
+        self.evaluation.mkdir()
+        self.app = CopienatorApp(self.repository, False, self.evaluation)
+        self.app.update()
+
+    def tearDown(self):
+        for callback in self.app.tk.splitlist(self.app.tk.call("after", "info")):
+            self.app.after_cancel(callback)
+        self.app.destroy()
+        self.temp.cleanup()
+
+    def test_reload_detects_added_and_removed_files_without_advancing(self):
+        for name in ("enonce.pdf", "enonce.tex", "correction.tex"):
+            (self.evaluation / name).touch()
+        self.app._reload_inputs()
+        self.assertIn("names", self.app.info_var.get())
+        (self.repository / "names").touch()
+        self.app._reload_inputs()
+        self.app.update()
+        self.assertEqual(self.app.state_store.step("inputs")["status"], "success")
+        self.assertEqual(self.app.current_step.id, "inputs")
+        (self.evaluation / "enonce.pdf").unlink()
+        self.app._reload_inputs()
+        self.assertEqual(self.app.state_store.step("inputs")["status"], "ready")
+        self.assertIn("enonce.pdf", self.app.description_label.cget("text"))
+
+    def test_redo_targets_selected_copy_and_copies_runnable_command(self):
+        for folder in ("Copies", "Copies Originales"):
+            (self.evaluation / folder).mkdir()
+            for name in ("Copie01.pdf", "Copie02.pdf"):
+                (self.evaluation / folder / name).touch()
+        self.app.tree.selection_set("page_splitter")
+        self.app.update()
+        self.app.copy_var.set("Copie02.pdf")
+        self.app._redo_selected_pages()
+        command = self.app._make_command()
+        target = Path(command[-1])
+        self.assertEqual(target, self.evaluation / "Copies" / "Copie02.pdf")
+        self.assertEqual(_selected_inputs(EvaluationWorkspace(self.evaluation), target),
+                         [self.evaluation / "Copies Originales" / "Copie02.pdf"])
+        self.app._copy_command()
+        self.assertEqual(self.app.clipboard_get(), command_display(command))
+        self.app._target_all_pages()
+        self.assertEqual(self.app.arg_vars["target"].get(), self.app._evaluation_arg())
+
+    def test_console_selection_survives_output_and_is_read_only(self):
+        self.app._append_console("Première ligne\nDeuxième ligne\n")
+        self.app.console.tag_add("sel", "1.0", "1.end")
+        self.app._append_console("Suite\n")
+        self.app._copy_console_selection()
+        self.assertEqual(self.app.clipboard_get(), "Première ligne")
+        self.app._copy_console_all()
+        expected = "Première ligne\nDeuxième ligne\nSuite\n"
+        self.assertEqual(self.app.clipboard_get(), expected)
+        self.app.console.insert("end", "unwanted edit")
+        self.assertEqual(self.app.console.get("1.0", "end-1c"), expected)
+        self.app._select_console_all()
+        self.app._copy_console_selection()
+        self.assertEqual(self.app.clipboard_get(), expected)

tests/test_gui_core.py

@@ -812,7 +812,7 @@ class StandardCliTests(unittest.TestCase):
             evaluation = Path(directory) / "Exam"
             copy_pdf = evaluation / "Copies" / "Copie01.pdf"
             copy_pdf.parent.mkdir(parents=True)
-            document = module.fitz.open()
+            document = module.pymupdf.open()
             page = document.new_page(width=600, height=800)
             page.insert_text((100, 200), "Student answer")
             document.save(copy_pdf)

tests/test_page_splitter_reverse.py

@@ -0,0 +1,81 @@
+import tempfile
+import unittest
+from pathlib import Path
+from unittest.mock import Mock
+
+import pymupdf
+
+from copienator.commands.page_splitter import PDFPreviewer, PAGE_SPLITTER_KB
+
+
+class ReversePagesTests(unittest.TestCase):
+    def test_reverse_restarts_with_fresh_settings_and_exports_reversed_pages(self):
+        with tempfile.TemporaryDirectory() as temporary:
+            source = Path(temporary) / "copy.pdf"
+            with pymupdf.open() as document:
+                for index in range(3):
+                    page = document.new_page(width=200 + 20 * index, height=300)
+                    page.insert_text((30, 30), f"Page {index + 1}")
+                document.save(source)
+            original = source.read_bytes()
+            preview = PDFPreviewer.__new__(PDFPreviewer)
+            preview.doc = pymupdf.open(source)
+            self.addCleanup(lambda: None if preview.doc.is_closed else preview.doc.close())
+            preview.current_page_index = 2
+            preview.page_settings = [{"keep": "none"}, {"keep": "left"}]
+            preview.current_rotation = 180
+            preview.file_rotation = 180
+            preview.global_rotation = 180
+            preview.processing = False
+            preview.load_page = Mock()
+
+            preview.reverse_pages()
+
+            self.assertEqual([page.get_text().strip() for page in preview.doc],
+                             ["Page 3", "Page 2", "Page 1"])
+            self.assertEqual(preview.current_page_index, 0)
+            self.assertEqual(preview.page_settings, [])
+            self.assertEqual(preview.current_line_x, 120)
+            self.assertEqual(preview.current_rotation, 0)
+            self.assertEqual((preview.file_rotation, preview.global_rotation), (180, 180))
+            preview.load_page.assert_called_once_with()
+            self.assertEqual(source.read_bytes(), original)
+
+            preview.reverse_pages()
+            self.assertEqual([page.get_text().strip() for page in preview.doc],
+                             ["Page 1", "Page 2", "Page 3"])
+            preview.reverse_pages()
+
+            preview.base_name = "copy"
+            preview.split_dir = Path(temporary) / "split"
+            preview.reorder_dir = Path(temporary) / "reorder"
+            preview.final_file = Path(temporary) / "result.pdf"
+            preview.output_dir = None
+            preview.page_settings = [
+                {"keep": "as_is", "rotation": 0, "line_x": page.rect.width / 2}
+                for page in preview.doc
+            ]
+            preview.split_pdf()
+            preview.reorder_pdfs()
+            preview.concate_files()
+            with pymupdf.open(preview.final_file) as result:
+                self.assertEqual([page.get_text().strip() for page in result],
+                                 ["Page 3", "Page 2", "Page 1"])
+
+    def test_single_page_can_restart_and_processing_ignores_shortcut(self):
+        preview = PDFPreviewer.__new__(PDFPreviewer)
+        preview.doc = pymupdf.open()
+        self.addCleanup(preview.doc.close)
+        preview.doc.new_page()
+        preview.processing = True
+        preview.load_page = Mock()
+        preview.reverse_pages()
+        preview.load_page.assert_not_called()
+        preview.processing = False
+        preview.reverse_pages()
+        self.assertEqual(preview.current_page_index, 0)
+        self.assertEqual(preview.page_settings, [])
+        preview.load_page.assert_called_once_with()
+
+    def test_shortcut_available_with_personal_configuration(self):
+        self.assertEqual(PAGE_SPLITTER_KB["reverse_pages"], "i")

tests/test_statement_personal_flow.py

@@ -0,0 +1,165 @@
+import io
+import json
+import os
+import tempfile
+import unittest
+from pathlib import Path
+from types import SimpleNamespace
+from unittest.mock import Mock, patch
+
+from copienator import CliError, EvaluationWorkspace, ExitCode
+from copienator.commands import enonce_info as personal
+from copienator.commands import gemini_for_enonce as gemini
+from copienator_gui.app import CopienatorApp
+from copienator_gui.workflow import build_workflow
+
+
+class PersonalStatementTests(unittest.TestCase):
+    def test_personal_generation_uses_statement_and_groups_by_exercise(self):
+        with tempfile.TemporaryDirectory() as temporary:
+            root = Path(temporary)
+            (root / "correction.tex").write_text("Not SHEETINFO")
+            blocks = [{"id": 42, "indexes": [{"indices": [1]}, {"indices": [2]}]},
+                      {"id": 99}]
+            (root / "enonce.tex").write_text("\n".join(
+                "%%SHEETINFO : " + json.dumps(block) for block in blocks))
+            (root / "label_groups").write_text("obsolete groups")
+            urls = []
+
+            def fetch(url):
+                urls.append(url)
+                if "/emacs/" in url:
+                    return io.BytesIO(b"Statement\n 1) Question\n###Solution\n 1) Answer\n###Rubric\n 1) Points")
+                return io.BytesIO(b"Selected exercise content")
+
+            def compile_pdf(content, path):
+                Path(path).write_bytes(b"test PDF")
+
+            with patch.object(personal.urllib.request, "urlopen", side_effect=fetch), patch.object(
+                personal, "compile_to_pdf", side_effect=compile_pdf
+            ):
+                self.assertEqual(personal.process_directory(EvaluationWorkspace(root)), ExitCode.SUCCESS)
+            self.assertEqual((root / "labels").read_text(), "Ex 1 : 1)\nEx 1 : 2)\nEx 2\n")
+            self.assertEqual((root / "label_groups").read_text(), "Ex 1 : 1), Ex 1 : 2)\nEx 2\n")
+            for folder in ("Text2", "Sol2"):
+                for label in ("Ex 1 : 1)", "Ex 1 : 2)", "Ex 2"):
+                    self.assertTrue((root / folder / f"{label}.tex").is_file())
+                    self.assertTrue((root / folder / f"{label}.pdf").is_file())
+            self.assertIn("Rubric", (root / "Persp" / "Ex 1").read_text())
+            self.assertTrue(any("/exo_q_text/42/1" in url for url in urls))
+
+    def test_personal_choice_and_optional_steps_only_in_personal_profile(self):
+        standard = {step.id: step for step in build_workflow(False)}
+        enabled = {step.id: step for step in build_workflow(True)}
+        self.assertEqual([variant.id for variant in standard["statement"].variants], ["gemini"])
+        self.assertEqual([variant.program for variant in enabled["statement"].variants],
+                         ["statement", "statement-personal"])
+        for ident in ("statement_groups", "statement_persp"):
+            self.assertNotIn(ident, standard)
+            self.assertTrue(enabled[ident].optional)
+            self.assertFalse(enabled[ident].auto_start_first_visit)
+
+
+class SelectiveGeminiTests(unittest.TestCase):
+    def setUp(self):
+        self.temp = tempfile.TemporaryDirectory()
+        self.addCleanup(self.temp.cleanup)
+        self.root = Path(self.temp.name)
+        self.workspace = EvaluationWorkspace(self.root)
+        self.labels = ["Ex 1 : 1)", "Ex 1 : 2)", "Ex 2"]
+        (self.root / "labels").write_text("\n".join(self.labels) + "\n")
+        (self.root / "label_groups").write_text(", ".join(self.labels[:2]) + "\nEx 2\n")
+        for folder in ("Text", "Sol", "Text2", "Sol2", "Persp"):
+            (self.root / folder).mkdir()
+            for label in self.labels:
+                suffix = ".tex" if folder.endswith("2") else ""
+                (self.root / folder / (label + suffix)).write_text(f"Personal {folder}: {label}")
+        (self.root / "Persp" / "Ex 1").write_text("Old aggregate rubric")
+        self.client = SimpleNamespace(models=SimpleNamespace(generate_content=Mock()))
+
+    def snapshot(self):
+        return {str(path.relative_to(self.root)): path.read_bytes()
+                for path in self.root.rglob("*") if path.is_file()}
+
+    def response(self, value):
+        return SimpleNamespace(text=json.dumps(value))
+
+    def test_grouping_changes_only_groups_and_keeps_exact_labels(self):
+        before = self.snapshot()
+        self.client.models.generate_content.return_value = self.response({"groups": [[label] for label in self.labels]})
+        self.assertEqual(gemini.refine_existing(self.workspace, "groups", api_client=self.client), ExitCode.SUCCESS)
+        after = self.snapshot()
+        self.assertEqual(after.pop("label_groups"), ("\n".join(self.labels) + "\n").encode())
+        before.pop("label_groups")
+        self.assertEqual(after, before)
+
+    def test_invalid_grouping_preserves_existing_groups(self):
+        before = self.snapshot()
+        for groups in ([[self.labels[0]]], [[*self.labels, self.labels[0]]], [[*self.labels, "invented"]]):
+            self.client.models.generate_content.return_value = self.response({"groups": groups})
+            with self.assertRaises(CliError):
+                gemini.refine_existing(self.workspace, "groups", api_client=self.client)
+            self.assertEqual(self.snapshot(), before)
+
+    def rubric_response(self, labels):
+        return self.response({"rubrics": [{"label": label, "rubric_content": "Barème Gemini sur 4 points"}
+                                          for label in labels]})
+
+    def test_rubrics_replace_only_persp_using_normal_prompt(self):
+        before = self.snapshot()
+        self.client.models.generate_content.side_effect = [self.rubric_response(self.labels[:2]),
+                                                          self.rubric_response(self.labels[2:])]
+        self.assertEqual(gemini.refine_existing(self.workspace, "persp", api_client=self.client), ExitCode.SUCCESS)
+        after = self.snapshot()
+        self.assertEqual({key: value for key, value in before.items() if not key.startswith("Persp/")},
+                         {key: value for key, value in after.items() if not key.startswith("Persp/")})
+        self.assertFalse((self.root / "Persp" / "Ex 1").exists())
+        for label in self.labels:
+            self.assertIn("Barème Gemini", (self.root / "Persp" / label).read_text())
+        for call in self.client.models.generate_content.call_args_list:
+            self.assertEqual(call.kwargs["contents"][0].parts[0].text, gemini.PROMPT_4)
+
+    def test_incomplete_or_failed_rubrics_preserve_entire_persp(self):
+        before = self.snapshot()
+        for last in (self.response({"rubrics": []}), RuntimeError("API unavailable")):
+            self.client.models.generate_content.side_effect = [self.rubric_response(self.labels[:2]), last]
+            with self.assertRaises((CliError, RuntimeError)):
+                gemini.refine_existing(self.workspace, "persp", api_client=self.client)
+            self.assertEqual(self.snapshot(), before)
+
+    def test_cli_dispatches_selective_modes_without_full_extraction(self):
+        with patch.object(gemini, "refine_existing", return_value=ExitCode.SUCCESS) as refine, patch.object(
+            gemini, "process_exam"
+        ) as full:
+            for flag, mode in (("--groups-only", "groups"), ("--persp-only", "persp")):
+                self.assertEqual(gemini.main([str(self.root), flag]), ExitCode.SUCCESS)
+                self.assertEqual(refine.call_args.args[1], mode)
+            full.assert_not_called()
+
+
+@unittest.skipUnless(os.environ.get("DISPLAY"), "Tk requires a display")
+class PersonalStatementGuiTests(unittest.TestCase):
+    def test_personal_requirements_and_optional_button_command_previews(self):
+        with tempfile.TemporaryDirectory() as temporary:
+            evaluation = Path(temporary)
+            (evaluation / "enonce.tex").touch()
+            app = CopienatorApp(Path.cwd(), True, evaluation)
+            try:
+                app.update()
+                app.tree.selection_set("statement")
+                app.update()
+                app._select_variant(1)
+                self.assertIn("statement-personal", app.command_var.get())
+                self.assertEqual(app._missing_requirements(app.current_step), [])
+                self.assertIn("SHEETINFO", app.description_label.cget("text"))
+                for ident, flag in (("statement_groups", "--groups-only"), ("statement_persp", "--persp-only")):
+                    app._select_statement_action(ident)
+                    app.update()
+                    self.assertEqual(app.current_step.id, ident)
+                    self.assertIn(flag, app.command_var.get())
+                    self.assertTrue(app.current_step.optional)
+                    self.assertFalse(app.runner.running)
+            finally:
+                for callback in app.tk.splitlist(app.tk.call("after", "info")):
+                    app.after_cancel(callback)
+                app.destroy()