CREATE EXTENSION citext;
CREATE DOMAIN email AS citext
  CHECK ( value ~ '^[a-zA-Z0-9.!#$%&''*+/=?^_`{|}~-]+@[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*$' );
CREATE TABLE "users" (
    "id" UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    "email" email UNIQUE NOT NULL,
    "full_name" TEXT NOT NULL,
    "password" CHARACTER VARYING (1000),
    "active" BOOLEAN NOT NULL
);
CREATE TABLE "roles" (
    "id" UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    "name" TEXT NOT NULL UNIQUE
);
CREATE TABLE "user_roles" (
    "user_id" UUID NOT NULL REFERENCES "users" ("id") ON DELETE CASCADE,
    "role_name" TEXT NOT NULL REFERENCES "roles" ("name") ON DELETE NO ACTION
);
CREATE TABLE "user_tokens" (
    "id" UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    "user_id" UUID NOT NULL,
    "token" CHARACTER VARYING (1000) NOT NULL,
    "realm" CHARACTER VARYING (10) NOT NULL CHECK ("realm" IN ('invite', 'forgot')),
    "insert_time" TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
    CONSTRAINT "user_tokens_user_fk" FOREIGN KEY ("user_id") REFERENCES "users" ("id") ON DELETE CASCADE
);
INSERT INTO "roles" ("name") VALUES ('admin');