feat(entity_grid): fonctions pures de grille scopée acheteur/titulaire (#41)
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"""Logique de grille AG Grid scopée à une entité (acheteur/titulaire).
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Factorise ce qui est commun aux pages acheteur.py et titulaire.py :
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- scope SQL (WHERE acheteur_id/titulaire_id + année),
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- datasource server-side (réutilise fetch_grid_page du Lot 1),
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- export Excel filtré (réutilise export_dataframe),
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- columnDefs + réapplication de la disposition persistée,
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- fabrique de grille à id pattern-matching (persistance filterModel par fiche).
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Les callbacks Dash sont enregistrés par register_entity_grid_callbacks()
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(cf. module séparé de wiring) ; ici, seules des fonctions pures testables.
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"""
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from dash import no_update
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from src.figures import (
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AG_GRID_LOCALE_FR, # noqa: F401 (réexport pratique)
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ag_grid,
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)
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from src.utils.grid import (
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apply_persisted_layout,
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export_dataframe,
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fetch_grid_page,
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grid_column_defs,
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)
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_TOUTES = "Toutes les années"
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def grid_type(org_type: str) -> str:
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"""Valeur de la clé `type` de l'id pattern-matching de la grille."""
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return f"{org_type}-grid"
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def entity_scope(org_type: str, entity_id: str, year) -> tuple[str, list]:
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"""WHERE SQL + params liés scopant les requêtes à cette entité (+ année).
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Reproduit _acheteur_scope/_titulaire_scope des pages, unifié par org_type.
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"""
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if org_type == "titulaire":
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where_sql = "titulaire_id = ? AND titulaire_typeIdentifiant = 'SIRET'"
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else:
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where_sql = "acheteur_id = ?"
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params: list = [entity_id]
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if year and year != _TOUTES:
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where_sql += ' AND YEAR("dateNotification") = ?'
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params.append(int(year))
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return where_sql, params
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def _sort_model_from_column_state(column_state) -> list:
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"""Extrait le sortModel AG Grid d'un columnState (comme tableau.download_data)."""
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return [
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{"colId": c["colId"], "sort": c["sort"]}
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for c in (column_state or [])
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if c.get("sort")
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]
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def entity_grid_column_defs(hidden_columns, column_state) -> list[dict]:
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"""columnDefs du schéma DECP + disposition (largeur/ordre) persistée."""
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defs = grid_column_defs(hidden_columns)
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return apply_persisted_layout(defs, column_state)
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def fetch_entity_page(org_type, entity_id, year, request) -> tuple:
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"""Datasource server-side scopé pour la grille entité.
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Renvoie ({"rowData": ..., "rowCount": total}, total, total_unique).
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"""
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if request is None:
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return no_update, no_update, no_update
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base_where_sql, base_params = entity_scope(org_type, entity_id, year)
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rows, total, total_unique = fetch_grid_page(
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request.get("filterModel") or None,
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request.get("sortModel") or None,
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request.get("startRow", 0),
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request.get("endRow", 100),
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base_where_sql=base_where_sql,
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base_params=tuple(base_params),
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)
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return {"rowData": rows, "rowCount": total}, total, total_unique
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def export_entity_dataframe(org_type, entity_id, year, filter_model, column_state):
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"""DataFrame filtré/trié (état courant de la grille) pour l'export Excel."""
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base_where_sql, base_params = entity_scope(org_type, entity_id, year)
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sort_model = _sort_model_from_column_state(column_state)
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hidden_columns = [c["colId"] for c in (column_state or []) if c.get("hide")]
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return export_dataframe(
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filter_model,
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sort_model,
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hidden_columns,
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base_where_sql=base_where_sql,
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base_params=tuple(base_params),
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)
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def clear_sort(column_state) -> list[dict]:
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"""columnState avec le tri effacé (sort/sortIndex à None), largeur/ordre/
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épinglage préservés. Approche #47-safe de tableau.reset_view."""
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return [{**col, "sort": None, "sortIndex": None} for col in (column_state or [])]
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def build_entity_grid(org_type, entity_id, year, hidden_columns, column_state):
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"""Grille AG Grid à id pattern-matching, scopée à (entité, année).
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L'id inclut entity_id + year → une entrée localStorage de filterModel par
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fiche/année (persistance native scopée). columnState n'est PAS persisté
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nativement (géré par un store global partagé) : persisted_props=["filterModel"].
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"""
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grid_id = {
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"type": grid_type(org_type),
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"entity_id": entity_id,
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"year": year or _TOUTES,
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}
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defs = entity_grid_column_defs(hidden_columns, column_state)
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return ag_grid(grid_id, defs, persisted_props=["filterModel"])
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