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feat: implement synchronize sync group in sqlite repository

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This commit is contained in:
Jef Roosens 2025-03-17 10:14:13 +01:00
parent cac80ca3e4
commit efe08771b1
Signed by: Jef Roosens
GPG key ID: 21FD3D77D56BAF49
2 changed files with 78 additions and 18 deletions
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43
src/db/repository/subscription.rs
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@ -93,7 +93,32 @@ fn set_subscriptions_for_single_device(
Ok(())
}
fn update_subscriptions_for_single_device(
/// Add the given URLs to the device's list of subscriptions, meaning the URLs are truly inserted
/// into the database. This function assumes the list of URLs is already free of URLs that already
/// have a corresponding row in the database, so no conflict checks are performed.
pub fn insert_subscriptions_for_single_device<'a>(
conn: &mut SqliteConnection,
device_id: i64,
urls: impl Iterator<Item = &'a String>,
time_changed: i64,
) -> QueryResult<()> {
diesel::insert_into(device_subscriptions::table)
.values(
urls.into_iter()
.map(|url| db::NewDeviceSubscription {
device_id,
podcast_url: url.to_string(),
deleted: false,
time_changed,
})
.collect::<Vec<_>>(),
)
.execute(conn)?;
Ok(())
}
pub fn update_subscriptions_for_single_device(
conn: &mut SqliteConnection,
device_id: i64,
add: &HashSet<String>,
@ -149,19 +174,7 @@ fn update_subscriptions_for_single_device(
// added list
let urls_to_insert = add.difference(&urls_in_db);
diesel::insert_into(device_subscriptions::table)
.values(
urls_to_insert
.into_iter()
.map(|url| db::NewDeviceSubscription {
device_id,
podcast_url: url.to_string(),
deleted: false,
time_changed,
})
.collect::<Vec<_>>(),
)
.execute(conn)?;
insert_subscriptions_for_single_device(conn, device_id, urls_to_insert, time_changed)?;
Ok(())
}
@ -214,7 +227,6 @@ impl gpodder::SubscriptionRepository for SqliteRepository {
urls: Vec<String>,
time_changed: chrono::DateTime<chrono::Utc>,
) -> Result<(), gpodder::AuthErr> {
// TODO use a better timestamp
let time_changed = time_changed.timestamp();
let urls: HashSet<String> = urls.into_iter().collect();
@ -257,7 +269,6 @@ impl gpodder::SubscriptionRepository for SqliteRepository {
remove: Vec<String>,
time_changed: chrono::DateTime<chrono::Utc>,
) -> Result<(), gpodder::AuthErr> {
// TODO use a better timestamp
let time_changed = time_changed.timestamp();
// TODO URLs that are in both the added and removed lists will currently get "re-added",