create table if not exists region (
    code          varchar(10) primary key,
    sido_code     varchar(2)  not null,
    sigungu_code  varchar(3)  not null,
    dong_code     varchar(5)  not null ,
    sido_name     varchar(20) not null,
    sigungu_name  varchar(20) not null,
    dong_name     varchar(20) not null
);

create table if not exists users(
    id bigint primary key,
    name varchar(50) not null,
    email varchar(255) not null,
    password varchar(255) not null,
    phone varchar(20) not null,
    region_code varchar(10) null,
    status varchar(20) not null,
    created_at timestamp not null,
    created_by bigint not null,
    updated_at timestamp not null,
    updated_by bigint not null,

    constraint uk__users_email unique (email),
    constraint uk__users_phone unique (phone),
    constraint fk__users_region_code foreign key (region_code) references region (code)
);

create table if not exists user_status_history(
    id bigint primary key,
    user_id bigint not null,
    status varchar(20) not null,
    reason varchar(255) not null,
    created_at timestamp not null,
    created_by bigint not null,
    updated_at timestamp not null,
    updated_by bigint not null,

    constraint fk__user_status_history_user_id foreign key (user_id) references users (id)
);

create table if not exists admin(
    id               bigint       primary key,
    account          varchar(20)  not null,
    password         varchar(255) not null,
    name             varchar(20)  not null,
    phone            varchar(20)  not null,
    permission_level varchar(20)  not null,
    created_at       timestamp    not null,
    created_by       bigint       not null,
    updated_at       timestamp    not null,
    updated_by       bigint       not null
);

create table if not exists login_history(
    id              bigint        primary key,
    principal_id    bigint        not null,
    principal_type  varchar(20)   not null,
    success         boolean       not null,
    ip_address      varchar(45)   not null,
    user_agent      varchar(255)  not null,
    created_at      timestamp     not null
);

create table if not exists theme (
    id                     bigint       primary key ,
    name                   varchar(30)  not null,
    difficulty             varchar(20)  not null,
    description            varchar(255) not null,
    thumbnail_url          varchar(255) not null,
    price                  int          not null,
    min_participants       smallint     not null,
    max_participants       smallint     not null,
    available_minutes      smallint     not null,
    expected_minutes_from  smallint     not null,
    expected_minutes_to    smallint     not null,
    is_open                boolean      not null,
    created_at             timestamp    not null,
    created_by             bigint       not null,
    updated_at             timestamp    not null,
    updated_by             bigint       not null
);

create table if not exists schedule (
    id          bigint      primary key,
    date        date        not null,
    time        time        not null,
    theme_id    bigint      not null,
    status      varchar(30) not null,
    created_at  timestamp   not null,
    created_by  bigint      not null,
    updated_at  timestamp   not null,
    updated_by  bigint      not null,

    constraint uk_schedule__date_time_theme_id unique (date, time, theme_id),
    constraint fk_schedule__theme_id foreign key (theme_id) references theme (id)
);

create table if not exists reservation (
    id                  bigint        primary key,
    user_id             bigint        not null,
    schedule_id         bigint        not null,
    reserver_name       varchar(30)   not null,
    reserver_contact    varchar(30)   not null,
    participant_count   smallint      not null,
    requirement         varchar(255)  not null,
    status              varchar(30)   not null,
    created_at          timestamp     not null,
    created_by          bigint        not null,
    updated_at          timestamp     not null,
    updated_by          bigint        not null,

    constraint fk_reservation__user_id foreign key (user_id) references users (id),
    constraint fk_reservation__schedule_id foreign key (schedule_id) references schedule (id)
);

create table if not exists canceled_reservation (
     id              bigint       primary key,
     reservation_id  bigint       not null,
     canceled_by     bigint       not null,
     cancel_reason   varchar(50)  not null,
     canceled_at     timestamp    not null,
     status          varchar(30)  not null,

     constraint uk_canceled_reservations__reservation_id unique (reservation_id),
     constraint fk_canceled_reservations__reservation_id foreign key (reservation_id) references reservation (id)
);

create table if not exists payment (
    id              bigint       primary key,
    reservation_id  bigint       not null,
    type            varchar(20)  not null,
    method          varchar(30)  not null,
    payment_key     varchar(255) not null unique,
    order_id        varchar(255) not null unique,
    total_amount    integer      not null,
    status          varchar(20)  not null,
    requested_at    timestamp    not null,
    approved_at     timestamp    not null,

    constraint uk_payment__reservationId unique (reservation_id),
    constraint fk_payment__reservationId foreign key (reservation_id) references reservation (id)
);

create table if not exists payment_detail(
    id               bigint     primary key,
    payment_id       bigint     not null unique,
    supplied_amount  integer    not null,
    vat              integer    not null,

    constraint fk_payment_detail__paymentId foreign key (payment_id) references payment (id)
);

create table if not exists payment_bank_transfer_detail (
    id                bigint      primary key,
    bank_code         varchar(10) not null,
    settlement_status varchar(20) not null,

    constraint fk_payment_bank_transfer_details__id foreign key (id) references payment_detail (id)
);

create table if not exists payment_card_detail (
    id	                        bigint        primary key,
    issuer_code                 varchar(10)   not null,
    card_type                   varchar(10)   not null,
    owner_type                  varchar(10)   not null,
    amount                      integer       not null,
    card_number                 varchar(20)   not null,
    approval_number             varchar(8)    not null, -- 실제로는 unique 이지만 테스트 결제 위젯에서는 항상 000000으로 동일한 값이 나옴.
    installment_plan_months     tinyint       not null,
    is_interest_free            boolean       not null,
    easypay_provider_code       varchar(20),
    easypay_discount_amount     integer,

    constraint fk_payment_card_detail__id foreign key (id) references payment_detail (id)
);

create table if not exists payment_easypay_prepaid_detail(
    id                    bigint      primary key,
    easypay_provider_code varchar(20) not null,
    amount                integer     not null,
    discount_amount       integer     not null,

    constraint fk_payment_easypay_prepaid_detail__id foreign key (id) references payment_detail (id)
);

create table if not exists canceled_payment(
    id                        bigint        primary key,
    payment_id                bigint        not null,
    requested_at              timestamp     not null,
    canceled_at               timestamp     not null,
    canceled_by               bigint        not null,
    cancel_reason             varchar(255)  not null,
    cancel_amount             integer       not null,
    card_discount_amount      integer       not null,
    transfer_discount_amount  integer       not null,
    easypay_discount_amount   integer       not null,

    constraint uk_canceled_payment__paymentId unique (payment_id),
    constraint fk_canceled_payment__paymentId  foreign key (payment_id)  references payment(id)
);
