-- Separate schema: never imports/migrates the historical schema.sql or SQLite.
CREATE SCHEMA IF NOT EXISTS dtf_local;
CREATE TABLE IF NOT EXISTS dtf_local.uploads (
 id uuid PRIMARY KEY, owner uuid NOT NULL, name text NOT NULL,
 size bigint NOT NULL, object_key text UNIQUE NOT NULL, multipart_id text NOT NULL,
 complete boolean NOT NULL DEFAULT false,
 created_at timestamptz NOT NULL DEFAULT now()
);
CREATE TABLE IF NOT EXISTS dtf_local.quotes (
 id uuid PRIMARY KEY, owner uuid NOT NULL, request_key uuid NOT NULL,
 request_hash text NOT NULL, draft jsonb NOT NULL, approved jsonb,
 reviewed_by text, approved_at timestamptz,
 created_at timestamptz NOT NULL DEFAULT now(), UNIQUE(owner, request_key)
);
CREATE TABLE IF NOT EXISTS dtf_local.orders (
 id uuid PRIMARY KEY, number bigint GENERATED ALWAYS AS IDENTITY UNIQUE,
 quote_id uuid NOT NULL UNIQUE REFERENCES dtf_local.quotes(id), owner uuid NOT NULL,
 snapshot jsonb NOT NULL, payment jsonb NOT NULL, state text NOT NULL DEFAULT 'rec',
 version integer NOT NULL DEFAULT 0, created_at timestamptz NOT NULL DEFAULT now(),
 updated_at timestamptz NOT NULL DEFAULT now()
);
CREATE TABLE IF NOT EXISTS dtf_local.movements (
 id bigint GENERATED ALWAYS AS IDENTITY PRIMARY KEY,
 order_id uuid NOT NULL REFERENCES dtf_local.orders(id),
 from_state text NOT NULL, to_state text NOT NULL, operator text NOT NULL,
 reason text NOT NULL, created_at timestamptz NOT NULL DEFAULT now()
);
CREATE TABLE IF NOT EXISTS dtf_local.outbox (
 id bigint GENERATED ALWAYS AS IDENTITY PRIMARY KEY, event_key text NOT NULL UNIQUE,
 provider text NOT NULL, payload jsonb NOT NULL, attempts integer NOT NULL DEFAULT 0,
 available_at timestamptz NOT NULL DEFAULT now(), delivered_at timestamptz,
 last_error text, receipt jsonb
);
CREATE TABLE IF NOT EXISTS dtf_local.accounts (
 id uuid PRIMARY KEY, email text UNIQUE NOT NULL, password_hash text NOT NULL,
 profile jsonb NOT NULL, created_at timestamptz NOT NULL DEFAULT now()
);
CREATE TABLE IF NOT EXISTS dtf_local.sessions (
 id uuid PRIMARY KEY, owner uuid NOT NULL,
 expires_at timestamptz NOT NULL DEFAULT now() + interval '7 days'
);
CREATE TABLE IF NOT EXISTS dtf_local.migrations (name text PRIMARY KEY);
-- Preserve pre-account guest sessions once, without resurrecting logged-out sessions.
DO $$ BEGIN
 IF NOT EXISTS (SELECT 1 FROM dtf_local.migrations WHERE name='customer-sessions-v1') THEN
  INSERT INTO dtf_local.sessions(id,owner)
   SELECT owner,owner FROM (
    SELECT owner FROM dtf_local.orders UNION SELECT owner FROM dtf_local.quotes
    UNION SELECT owner FROM dtf_local.uploads
   ) legacy ON CONFLICT DO NOTHING;
  INSERT INTO dtf_local.migrations VALUES('customer-sessions-v1');
 END IF;
END $$;
CREATE TABLE IF NOT EXISTS dtf_local.login_attempts (
 key text PRIMARY KEY, attempts integer NOT NULL DEFAULT 0,
 started_at timestamptz NOT NULL DEFAULT now()
);
CREATE TABLE IF NOT EXISTS dtf_local.operator_sessions (
 token_hash text PRIMARY KEY, username text NOT NULL,
 expires_at timestamptz NOT NULL DEFAULT now() + interval '8 hours'
);
CREATE TABLE IF NOT EXISTS dtf_local.security_events (
 id bigint GENERATED ALWAYS AS IDENTITY PRIMARY KEY,
 event text NOT NULL, details jsonb NOT NULL, created_at timestamptz NOT NULL DEFAULT now()
);
CREATE INDEX IF NOT EXISTS uploads_owner ON dtf_local.uploads(owner);
ALTER TABLE dtf_local.uploads ADD COLUMN IF NOT EXISTS expires_at timestamptz;
ALTER TABLE dtf_local.uploads ADD COLUMN IF NOT EXISTS purged_at timestamptz;
ALTER TABLE dtf_local.uploads ADD COLUMN IF NOT EXISTS scan_state text NOT NULL DEFAULT 'pending';
ALTER TABLE dtf_local.uploads ADD COLUMN IF NOT EXISTS scan_reason text;
ALTER TABLE dtf_local.uploads ADD COLUMN IF NOT EXISTS scanned_at timestamptz;
ALTER TABLE dtf_local.uploads ADD COLUMN IF NOT EXISTS scan_after timestamptz NOT NULL DEFAULT now();
UPDATE dtf_local.uploads SET expires_at=created_at + interval '30 days' WHERE expires_at IS NULL;
ALTER TABLE dtf_local.uploads ALTER COLUMN expires_at SET DEFAULT now() + interval '30 days';
CREATE TABLE IF NOT EXISTS dtf_local.order_files (
 id uuid PRIMARY KEY, order_id uuid NOT NULL REFERENCES dtf_local.orders(id),
 upload_id uuid NOT NULL REFERENCES dtf_local.uploads(id), item_index integer NOT NULL,
 kind text NOT NULL CHECK(kind IN ('final','correction')), active boolean NOT NULL DEFAULT true,
 note text NOT NULL, created_by text NOT NULL, created_at timestamptz NOT NULL DEFAULT now(),
 UNIQUE(order_id,upload_id,kind)
);