-- Add migration script here
CREATE EXTENSION IF NOT EXISTS pgcrypto;
CREATE EXTENSION IF NOT EXISTS "uuid-ossp";

CREATE TABLE IF NOT EXISTS "contacts" (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    phone_number TEXT NOT NULL,
    user_id UUID NOT NULL,
    firstname TEXT NULL,
    lastname TEXT NULL,
    nickname TEXT NULL
);

CREATE TABLE IF NOT EXISTS "messages" (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    content TEXT NOT NULL,
    user_id UUID NOT NULL
);

CREATE TABLE IF NOT EXISTS "scheduled_messages" (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    scheduled timestamptz NOT NULL,
    created timestamptz DEFAULT now(),
    status TEXT CHECK (status IN ('PENDING', 'READY', 'PROCESSING', 'DONE')),
    user_id UUID NOT NULL
);

CREATE TABLE IF NOT EXISTS "scheduled_message_events" (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    contact_id UUID NOT NULL,
    message_id UUID NOT NULL,
    scheduled_message_id UUID NOT NULL,
    created timestamptz DEFAULT now()
);

CREATE TABLE IF NOT EXISTS "message_event_responses" (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    scheduled_message_event_id UUID NULL,
    response JSONB NOT NULL,
    user_id UUID NOT NULL,
    sent timestamptz NOT NULL,
    contact_id UUID NULL,
    message_id UUID NULL,
    status TEXT CHECK (status IN ('INSTANT', 'SCHEDULED'))
);