use std::sync::LazyLock;

use redb::{Table, TableDefinition, WriteTransaction};

static DATABASE: LazyLock<redb::Database> = LazyLock::new(|| {
    redb::Database::builder()
        .create("players.redb")
        .expect("failed to open database")
});
const DIFINITION: TableDefinition<'_, u32, Vec<u8>> = redb::TableDefinition::new("players");

pub fn write_txn() -> Result<WriteTransaction, redb::Error> {
    Ok(DATABASE.begin_write()?)
}

pub fn open_table(write: &WriteTransaction) -> Result<Table<'_, u32, Vec<u8>>, redb::Error> {
    Ok(write.open_table(DIFINITION)?)
}

pub fn init_db() -> Result<(), redb::Error> {
    let write_txn = DATABASE.begin_write()?;
    write_txn.open_table(DIFINITION)?;
    write_txn.commit()?;
    Ok(())
}