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implement sqlite transactions

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yggverse 2024-10-06 00:43:35 +03:00
parent d5101a6465
commit 271acd50ed
8 changed files with 213 additions and 119 deletions
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33
src/app/browser/database.rs
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@ -1,5 +1,4 @@
use sqlite::{Connection, Error};
use std::sync::Arc;
use sqlite::{Error, Transaction};
pub struct Table {
pub id: i64,
@ -7,12 +6,12 @@ pub struct Table {
}
pub struct Database {
connection: Arc<Connection>,
// nothing yet..
}
impl Database {
pub fn init(connection: Arc<Connection>) -> Result<Database, Error> {
connection.execute(
pub fn init(tx: &Transaction) -> Result<Database, Error> {
tx.execute(
"CREATE TABLE IF NOT EXISTS `app_browser`
(
`id` INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL,
@ -21,20 +20,17 @@ impl Database {
[],
)?;
Ok(Self { connection })
Ok(Self {})
}
pub fn add(&self, app_id: &i64) -> Result<usize, Error> {
self.connection
.execute("INSERT INTO `app_browser` (`app_id`) VALUES (?)", [app_id])
pub fn add(&self, tx: &Transaction, app_id: &i64) -> Result<usize, Error> {
tx.execute("INSERT INTO `app_browser` (`app_id`) VALUES (?)", [app_id])
}
pub fn records(&self, app_id: &i64) -> Result<Vec<Table>, Error> {
let mut statement = self
.connection
.prepare("SELECT `id`, `app_id` FROM `app_browser` WHERE `app_id` = ?")?;
pub fn records(&self, tx: &Transaction, app_id: &i64) -> Result<Vec<Table>, Error> {
let mut stmt = tx.prepare("SELECT `id`, `app_id` FROM `app_browser` WHERE `app_id` = ?")?;
let result = statement.query_map([app_id], |row| {
let result = stmt.query_map([app_id], |row| {
Ok(Table {
id: row.get(0)?,
// app_id: row.get(1)?, not in use
@ -51,12 +47,11 @@ impl Database {
Ok(records)
}
pub fn delete(&self, id: &i64) -> Result<usize, Error> {
self.connection
.execute("DELETE FROM `app_browser` WHERE `id` = ?", [id])
pub fn delete(&self, tx: &Transaction, id: &i64) -> Result<usize, Error> {
tx.execute("DELETE FROM `app_browser` WHERE `id` = ?", [id])
}
pub fn last_insert_id(&self) -> i64 {
self.connection.last_insert_rowid()
pub fn last_insert_id(&self, tx: &Transaction) -> i64 {
tx.last_insert_rowid()
}
}