-- change user role field from "OWNER"/"USER" to "HOST"/"USER".

PRAGMA foreign_keys = off;
BEGIN TRANSACTION;

DROP TABLE IF EXISTS _user_old;

ALTER TABLE 
  user RENAME TO _user_old;

CREATE TABLE user (
  id INTEGER PRIMARY KEY AUTOINCREMENT, 
  created_ts BIGINT NOT NULL DEFAULT (strftime('%s', 'now')), 
  updated_ts BIGINT NOT NULL DEFAULT (strftime('%s', 'now')), 
  row_status TEXT NOT NULL CHECK (row_status IN ('NORMAL', 'ARCHIVED')) DEFAULT 'NORMAL', 
  email TEXT NOT NULL UNIQUE, 
  role TEXT NOT NULL CHECK (role IN ('HOST', 'USER')) DEFAULT 'USER', 
  name TEXT NOT NULL, 
  password_hash TEXT NOT NULL, 
  open_id TEXT NOT NULL UNIQUE
);

INSERT INTO user (
  id, created_ts, updated_ts, row_status, 
  email, name, password_hash, open_id
) 
SELECT 
  id, 
  created_ts, 
  updated_ts, 
  row_status, 
  email, 
  name, 
  password_hash, 
  open_id 
FROM 
  _user_old;

UPDATE 
  user 
SET 
  role = 'HOST' 
WHERE 
  id IN (
    SELECT 
      id 
    FROM 
      _user_old 
    WHERE 
      role = 'OWNER'
  );

DROP TABLE IF EXISTS _user_old;

COMMIT;
PRAGMA foreign_keys = on;