use sqlite::{Error, Transaction};
pub struct Table {
pub id: i64,
}
pub fn init(tx: &Transaction) -> Result<usize, Error> {
tx.execute(
"CREATE TABLE IF NOT EXISTS `app`
(
`id` INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL
)",
[],
)
}
pub fn insert(tx: &Transaction) -> Result<usize, Error> {
tx.execute("INSERT INTO `app` DEFAULT VALUES", [])
}
pub fn select(tx: &Transaction) -> Result<Vec<Table>, Error> {
let mut stmt = tx.prepare("SELECT `id` FROM `app`")?;
let result = stmt.query_map([], |row| Ok(Table { id: row.get(0)? }))?;
let mut records = Vec::new();
for record in result {
let table = record?;
records.push(table);
}
Ok(records)
}
pub fn delete(tx: &Transaction, id: i64) -> Result<usize, Error> {
tx.execute("DELETE FROM `app` WHERE `id` = ?", [id])
}
pub fn last_insert_id(tx: &Transaction) -> i64 {
tx.last_insert_rowid()
}