YGGverse/Yoda
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implement sqlite transactions

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This commit is contained in:
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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121
src/app.rs
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@ -13,7 +13,10 @@ use gtk::{
};
use sqlite::Connection;
use std::{path::PathBuf, sync::Arc};
use std::{
path::PathBuf,
sync::{Arc, RwLock},
};
const APPLICATION_ID: &str = "io.github.yggverse.Yoda";
@ -30,11 +33,32 @@ pub struct App {
impl App {
// Construct
pub fn new(profile_database_connection: Arc<Connection>, profile_path: PathBuf) -> Self {
pub fn new(
profile_database_connection: Arc<RwLock<Connection>>,
profile_path: PathBuf,
) -> Self {
// Init database
let database = match Database::init(profile_database_connection.clone()) {
Ok(database) => Arc::new(database),
Err(error) => panic!("{error}"), // @TODO
let database = {
// Init writable database connection
let mut connection = match profile_database_connection.write() {
Ok(connection) => connection,
Err(error) => todo!("{error}"),
};
// Init new transaction
let transaction = match connection.transaction() {
Ok(transaction) => transaction,
Err(error) => todo!("{error}"),
};
// Init database structure
match Database::init(&transaction) {
Ok(database) => match transaction.commit() {
Ok(_) => Arc::new(database),
Err(error) => todo!("{error}"),
},
Err(error) => todo!("{error}"),
}
};
// Init actions
@ -82,7 +106,7 @@ impl App {
// Init components
let browser = Arc::new(Browser::new(
profile_database_connection,
profile_database_connection.clone(),
profile_path,
action_tool_debug.simple(),
action_tool_profile_directory.simple(),
@ -110,15 +134,28 @@ impl App {
application.connect_startup({
let browser = browser.clone();
let database = database.clone();
let profile_database_connection = profile_database_connection.clone();
move |this| {
// Restore previous session from DB
match database.records() {
Ok(records) => {
for record in records {
browser.restore(&record.id);
// Init readable connection
match profile_database_connection.read() {
Ok(connection) => {
// Create transaction
match connection.unchecked_transaction() {
Ok(transaction) => {
// Restore previous session from DB
match database.records(&transaction) {
Ok(records) => {
for record in records {
browser.restore(&transaction, &record.id);
}
}
Err(error) => todo!("{error}"),
}
}
Err(error) => todo!("{error}"),
}
}
Err(error) => panic!("{error}"), // @TODO
Err(error) => todo!("{error}"),
}
// Assign browser window to this application
@ -131,32 +168,52 @@ impl App {
application.connect_shutdown({
// let browser = browser.clone();
let profile_database_connection = profile_database_connection.clone();
let database = database.clone();
move |_| {
// @TODO transaction?
match database.records() {
Ok(records) => {
// Cleanup previous session records
for record in records {
match database.delete(&record.id) {
Ok(_) => {
// Delegate clean action to childs
browser.clean(&record.id);
}
Err(error) => panic!("{error}"), // @TODO
}
}
// Init writable connection
match profile_database_connection.write() {
Ok(mut connection) => {
// Create transaction
match connection.transaction() {
Ok(transaction) => {
match database.records(&transaction) {
Ok(records) => {
// Cleanup previous session records
for record in records {
match database.delete(&transaction, &record.id) {
Ok(_) => {
// Delegate clean action to childs
browser.clean(&transaction, &record.id);
}
Err(error) => todo!("{error}"),
}
}
// Save current session to DB
match database.add() {
Ok(_) => {
// Delegate save action to childs
browser.save(&database.last_insert_id());
// Save current session to DB
match database.add(&transaction) {
Ok(_) => {
// Delegate save action to childs
browser.save(
&transaction,
&database.last_insert_id(&transaction),
);
}
Err(error) => todo!("{error}"),
}
}
Err(error) => todo!("{error}"),
}
// Confirm changes
if let Err(error) = transaction.commit() {
todo!("{error}")
}
}
Err(error) => panic!("{error}"), // @TODO
Err(error) => todo!("{error}"),
}
}
Err(error) => panic!("{error}"), // @TODO
Err(error) => todo!("{error}"),
}
}
});