create table if not exists moon_tier
(
    moon_tier_id int primary key,
    tier_name    text not null
);

create table if not exists moon
(
    moon_id           int primary key,
    moon_name         text not null,
    moon_tier_id      int  not null,
    outside_max_power int  not null,
    inside_max_power  int  not null,
    foreign key (moon_tier_id)
        references moon_tier (moon_tier_id)
);

create table if not exists creature_type
(
    creature_type_id int primary key,
    type_name        text not null
);

create table if not exists creature
(
    creature_id       int primary key,
    creature_name     text not null,
    creature_nickname text,
    health            int,
    power_level       int  not null,
    max_spawn         int  not null,
    stunnable         int  not null,
    stun_multiplier   real,
    door_open_speed   real,
    hostile           int  not null,
    creature_type_id  int  not null,
    favorite_moon_id  int  not null,
    foreign key (creature_type_id)
        references creature_type (creature_type_id),
    foreign key (favorite_moon_id)
        references moon (moon_id)
);

create table if not exists spawn_chance
(
    moon_id      int  not null,
    creature_id  int  not null,
    spawn_chance real not null,
    foreign key (moon_id)
        references moon (moon_id),
    foreign key (creature_id)
        references creature (creature_id)
);