-- Schéma CollectFlow : joué à chaque démarrage (idempotent).
-- Porté depuis scripts/db-init.js.

CREATE TABLE IF NOT EXISTS "ai_supplier_context" (
    "code_fournisseur" varchar(20) PRIMARY KEY NOT NULL,
    "context" text NOT NULL,
    "updated_at" timestamp DEFAULT now()
);

CREATE TABLE IF NOT EXISTS "session_snapshots" (
    "id" serial PRIMARY KEY NOT NULL,
    "user_id" integer,
    "code_fournisseur" varchar(20) NOT NULL,
    "nom_fournisseur" varchar(255),
    "magasin" varchar(20) NOT NULL,
    "changes" jsonb NOT NULL,
    "summary_json" jsonb,
    "label" text,
    "type" varchar(20) DEFAULT 'snapshot',
    "created_at" timestamp DEFAULT now()
);

CREATE INDEX IF NOT EXISTS "idx_snapshots_fournisseur_date"
    ON "session_snapshots" ("code_fournisseur", "created_at" DESC);
CREATE INDEX IF NOT EXISTS "idx_snapshots_user_type_date"
    ON "session_snapshots" ("user_id", "type", "created_at" DESC);

CREATE TABLE IF NOT EXISTS "users" (
    "id" serial PRIMARY KEY NOT NULL,
    "username" varchar(50) NOT NULL UNIQUE,
    "password_hash" text NOT NULL,
    "role" varchar(20) NOT NULL DEFAULT 'user',
    "created_at" timestamp DEFAULT now()
);

CREATE TABLE IF NOT EXISTS "commande_cadences" (
    "id" serial PRIMARY KEY NOT NULL,
    "code_fournisseur" varchar(20) NOT NULL,
    "nom_fournisseur" varchar(255),
    "site" varchar(20) NOT NULL,
    "intervalle_semaines" integer NOT NULL,
    "actif" boolean NOT NULL DEFAULT true,
    "created_at" timestamp DEFAULT now(),
    "updated_at" timestamp DEFAULT now()
);

CREATE UNIQUE INDEX IF NOT EXISTS "uq_cadence_fou_site"
    ON "commande_cadences" ("code_fournisseur", "site");

CREATE INDEX IF NOT EXISTS "idx_cadence_site"
    ON "commande_cadences" ("site");

CREATE TABLE IF NOT EXISTS "qlik_network_metrics" (
    "code_centrale" varchar(20) PRIMARY KEY NOT NULL,
    "ca_reseau" numeric(16, 2),
    "qte_reseau" numeric(14, 2),
    "nb_magasins_reseau" integer,
    "ca_par_magasin_reseau" numeric(16, 2),
    "marge_pct_reseau" numeric(8, 4),
    "periode" varchar(20),
    "fetched_at" timestamp DEFAULT now()
);

ALTER TABLE "qlik_network_metrics"
    ADD COLUMN IF NOT EXISTS "ca_par_magasin_reseau" numeric(16, 2),
    ADD COLUMN IF NOT EXISTS "marge_pct_reseau" numeric(8, 4),
    ADD COLUMN IF NOT EXISTS "qte_by_month" jsonb,
    ADD COLUMN IF NOT EXISTS "metrics_by_month" jsonb,
    ADD COLUMN IF NOT EXISTS "libelle_reseau" varchar(255),
    ADD COLUMN IF NOT EXISTS "fournisseur_reseau" varchar(255);
ALTER TABLE "qlik_network_metrics" DROP COLUMN IF EXISTS "rupture_pct_reseau";
ALTER TABLE "qlik_network_metrics" DROP COLUMN IF EXISTS "couverture_stock_reseau";

CREATE TABLE IF NOT EXISTS "grid_rows" (
    "code_fournisseur" varchar(20) NOT NULL,
    "codein" varchar(20) NOT NULL,
    "nom_fournisseur" varchar(255),
    "libelle1" varchar(500),
    "gtin" varchar(30),
    "reference" varchar(100),
    "code_centrale" varchar(20),
    "code1" varchar(20),
    "code2" varchar(20),
    "code3" varchar(20),
    "code_gamme" varchar(20),
    "code_gamme_init" varchar(20),
    "total_ca" numeric(16, 2),
    "total_quantite" numeric(14, 2),
    "total_marge" numeric(16, 2),
    "taux_marge" numeric(8, 4),
    "stock_actuel" numeric(14, 2),
    "ca_reseau" numeric(16, 2),
    "qte_reseau" numeric(14, 2),
    "nb_magasins_reseau" integer,
    "ca_par_magasin_reseau" numeric(16, 2),
    "marge_pct_reseau" numeric(8, 4),
    "payload" jsonb NOT NULL,
    "computed_at" timestamp DEFAULT now() NOT NULL
);
CREATE UNIQUE INDEX IF NOT EXISTS "uq_grid_rows_fou_codein"
    ON "grid_rows" ("code_fournisseur", "codein");
CREATE INDEX IF NOT EXISTS "idx_grid_rows_fournisseur" ON "grid_rows" ("code_fournisseur");
CREATE INDEX IF NOT EXISTS "idx_grid_rows_codein" ON "grid_rows" ("codein");
CREATE INDEX IF NOT EXISTS "idx_grid_rows_gamme" ON "grid_rows" ("code_gamme");
CREATE INDEX IF NOT EXISTS "idx_grid_rows_code_centrale" ON "grid_rows" ("code_centrale");
CREATE INDEX IF NOT EXISTS "idx_grid_rows_total_ca" ON "grid_rows" ("total_ca");
CREATE INDEX IF NOT EXISTS "idx_grid_rows_libelle" ON "grid_rows" ("libelle1");

CREATE TABLE IF NOT EXISTS "api_keys" (
    "id" serial PRIMARY KEY NOT NULL,
    "name" varchar(100) NOT NULL,
    "key_prefix" varchar(20) NOT NULL,
    "key_hash" text NOT NULL UNIQUE,
    "role" varchar(20) DEFAULT 'user' NOT NULL,
    "created_by" varchar(50),
    "created_at" timestamp DEFAULT now(),
    "last_used_at" timestamp,
    "revoked_at" timestamp
);

CREATE TABLE IF NOT EXISTS "sync_fournisseurs" (
    "code_fournisseur" varchar(20) PRIMARY KEY NOT NULL,
    "nom_fournisseur" varchar(255),
    "actif_sql" boolean NOT NULL DEFAULT true,
    "actif_qlik" boolean NOT NULL DEFAULT true,
    "desactive_motif" text,
    "dernier_sql_at" timestamp,
    "dernier_sql_statut" varchar(20),
    "dernier_sql_lignes" integer,
    "dernier_sql_erreur" text,
    "dernier_sql_ms" integer,
    "dernier_qlik_at" timestamp,
    "dernier_qlik_statut" varchar(20),
    "dernier_qlik_codes" integer,
    "dernier_qlik_erreur" text,
    "dernier_qlik_ms" integer,
    "updated_at" timestamp DEFAULT now()
);
CREATE INDEX IF NOT EXISTS "idx_sync_fou_sql" ON "sync_fournisseurs" ("actif_sql", "dernier_sql_at");
CREATE INDEX IF NOT EXISTS "idx_sync_fou_qlik" ON "sync_fournisseurs" ("actif_qlik", "dernier_qlik_at");

CREATE TABLE IF NOT EXISTS "gammes_a_valider" (
    "code_fournisseur" varchar(20) NOT NULL,
    "codein" varchar(20) NOT NULL,
    "gamme" varchar(20) NOT NULL,
    "gamme_precedente" varchar(20),
    "auteur" varchar(100),
    "created_at" timestamp DEFAULT now() NOT NULL,
    PRIMARY KEY ("code_fournisseur", "codein")
);