-- Migration : import du planning de patching annuel depuis Excel
-- Tables :
--   patch_planning_imports     : 1 ligne par fichier xlsx importe
--   patch_planning_import_rows : 1 ligne par serveur d'une feuille (semaine)
-- Idempotent

-- 1) Table parente : entête du fichier importé
CREATE TABLE IF NOT EXISTS public.patch_planning_imports (
    id SERIAL PRIMARY KEY,
    filename text NOT NULL,
    year integer,
    sheet_count integer NOT NULL DEFAULT 0,
    row_count integer NOT NULL DEFAULT 0,
    uploaded_by integer REFERENCES public.users(id) ON DELETE SET NULL,
    uploaded_at timestamptz NOT NULL DEFAULT now(),
    note text
);

CREATE INDEX IF NOT EXISTS idx_pp_imports_year ON public.patch_planning_imports(year);
CREATE INDEX IF NOT EXISTS idx_pp_imports_uploaded_at ON public.patch_planning_imports(uploaded_at DESC);

-- 2) Table fille : 1 ligne = 1 serveur dans une feuille (S02, S03...)
--    On stocke les colonnes connues + raw_data JSONB pour rester souple
CREATE TABLE IF NOT EXISTS public.patch_planning_import_rows (
    id SERIAL PRIMARY KEY,
    import_id integer NOT NULL REFERENCES public.patch_planning_imports(id) ON DELETE CASCADE,
    sheet_name text NOT NULL,           -- 'S02', 'S03'...
    week_number integer,                -- extrait de sheet_name (ex 2, 3...)
    row_index integer NOT NULL,         -- position dans la feuille (1 = 1ere ligne data)
    asset_name text,
    intervenant text,
    environnement text,
    domaine text,
    os text,
    os_version text,
    application_name text,
    valideur_ra text,
    description text,
    assistant text,
    commentaire text,
    duree_coupure text,
    jour date,
    heure text,
    pb_espace_disque boolean,
    date_patch_realise date,
    raw_data jsonb,                     -- toutes les colonnes brutes (filet de sécurité)
    server_id integer REFERENCES public.servers(id) ON DELETE SET NULL,  -- résolu si match hostname
    created_at timestamptz NOT NULL DEFAULT now()
);

CREATE INDEX IF NOT EXISTS idx_pp_import_rows_import ON public.patch_planning_import_rows(import_id);
CREATE INDEX IF NOT EXISTS idx_pp_import_rows_sheet ON public.patch_planning_import_rows(import_id, sheet_name);
CREATE INDEX IF NOT EXISTS idx_pp_import_rows_asset ON public.patch_planning_import_rows(asset_name);
CREATE INDEX IF NOT EXISTS idx_pp_import_rows_week ON public.patch_planning_import_rows(week_number);

-- 3) GRANT pour le user applicatif
GRANT SELECT, INSERT, UPDATE, DELETE ON public.patch_planning_imports TO patchcenter;
GRANT SELECT, INSERT, UPDATE, DELETE ON public.patch_planning_import_rows TO patchcenter;
GRANT USAGE, SELECT ON SEQUENCE public.patch_planning_imports_id_seq TO patchcenter;
GRANT USAGE, SELECT ON SEQUENCE public.patch_planning_import_rows_id_seq TO patchcenter;