lemmy/crates/db_views/src/private_message_view.rs

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use crate::structs::PrivateMessageView;
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use diesel::{
debug_query,
pg::Pg,
result::Error,
BoolExpressionMethods,
ExpressionMethods,
JoinOnDsl,
QueryDsl,
};
use diesel_async::RunQueryDsl;
use lemmy_db_schema::{
aliases,
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newtypes::{PersonId, PrivateMessageId},
schema::{person, private_message},
source::{person::Person, private_message::PrivateMessage},
traits::JoinView,
utils::{get_conn, limit_and_offset, DbConn, DbPool, ListFn, Queries, ReadFn},
};
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use tracing::debug;
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type PrivateMessageViewTuple = (PrivateMessage, Person, Person);
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fn queries<'a>() -> Queries<
impl ReadFn<'a, PrivateMessageView, PrivateMessageId>,
impl ListFn<'a, PrivateMessageView, (PrivateMessageQuery, PersonId)>,
> {
let all_joins = |query: private_message::BoxedQuery<'a, Pg>| {
query
.inner_join(person::table.on(private_message::creator_id.eq(person::id)))
.inner_join(
aliases::person1.on(private_message::recipient_id.eq(aliases::person1.field(person::id))),
)
};
let selection = (
private_message::all_columns,
person::all_columns,
aliases::person1.fields(person::all_columns),
);
let read = move |mut conn: DbConn<'a>, private_message_id: PrivateMessageId| async move {
all_joins(private_message::table.find(private_message_id).into_boxed())
.order_by(private_message::published.desc())
.select(selection)
.first::<PrivateMessageViewTuple>(&mut conn)
.await
};
let list = move |mut conn: DbConn<'a>,
(options, recipient_id): (PrivateMessageQuery, PersonId)| async move {
let mut query = all_joins(private_message::table.into_boxed()).select(selection);
// If its unread, I only want the ones to me
if options.unread_only.unwrap_or(false) {
query = query
.filter(private_message::read.eq(false))
.filter(private_message::recipient_id.eq(recipient_id));
}
// Otherwise, I want the ALL view to show both sent and received
else {
query = query.filter(
private_message::recipient_id
.eq(recipient_id)
.or(private_message::creator_id.eq(recipient_id)),
)
}
let (limit, offset) = limit_and_offset(options.page, options.limit)?;
query = query
.filter(private_message::deleted.eq(false))
.limit(limit)
.offset(offset)
.order_by(private_message::published.desc());
debug!(
"Private Message View Query: {:?}",
debug_query::<Pg, _>(&query)
);
query.load::<PrivateMessageViewTuple>(&mut conn).await
};
Queries::new(read, list)
}
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impl PrivateMessageView {
Make functions work with both connection and pool (#3420) * a lot * merge * Fix stuff broken by merge * Get rid of repetitive `&mut *context.conn().await?` * Add blank lines under each line with `conn =` * Fix style mistakes (partial) * Revert "Fix style mistakes (partial)" This reverts commit 48a033b87f4fdc1ce14ff86cc019e1c703cd2741. * Revert "Add blank lines under each line with `conn =`" This reverts commit 773a6d3beba2cf89eac75913078b40c4f5190dd4. * Revert "Get rid of repetitive `&mut *context.conn().await?`" This reverts commit d2c6263ea13710177d49b2791278db5ad115fca5. * Use DbConn for CaptchaAnswer methods * DbConn trait * Remove more `&mut *` * Fix stuff * Re-run CI * try to make ci start * fix * fix * Fix api_common::utils * Fix apub::activities::block * Fix apub::api::resolve_object * Fix some things * Revert "Fix some things" This reverts commit 2bf8574bc8333d8d34ca542d61a0a5b50039c24d. * Revert "Fix apub::api::resolve_object" This reverts commit 3e4059aabbe485b2ff060bdeced8ef958ff62832. * Revert "Fix apub::activities::block" This reverts commit 3b02389abd780a7b1b8a2c89e26febdaa6a12159. * Revert "Fix api_common::utils" This reverts commit 7dc73de613a5618fa57eb06450f3699bbcb41254. * Revert "Revert "Fix api_common::utils"" This reverts commit f740f115e5457e83e53cc223e48196a2c47a9975. * Revert "Revert "Fix apub::activities::block"" This reverts commit 2ee206af7c885c10092cf209bf4a5b1d60327866. * Revert "Revert "Fix apub::api::resolve_object"" This reverts commit 96ed8bf2e9dcadae760743929498312334e23d2e. * Fix fetch_local_site_data * Fix get_comment_parent_creator * Remove unused perma deleted text * Fix routes::feeds * Fix lib.rs * Update lib.rs * rerun ci * Attempt to create custom GetConn and RunQueryDsl traits * Start over * Add GetConn trait * aaaa * Revert "aaaa" This reverts commit acc9ca1aed10c39efdd91cefece066e035a1fe80. * Revert "Revert "aaaa"" This reverts commit 443a2a00a56d152bb7eb429efd0d29a78e21b163. * still aaaaaaaaaaaaa * Return to earlier thing Revert "Add GetConn trait" This reverts commit ab4e94aea5bd9d34cbcddf017339131047e75344. * Try to use DbPool enum * Revert "Try to use DbPool enum" This reverts commit e4d1712646a52006b865a1fbe0dcf79976fdb027. * DbConn and DbPool enums (db_schema only fails to compile for tests) * fmt * Make functions take `&mut DbPool<'_>` and make db_schema tests compile * Add try_join_with_pool macro and run fix-clippy on more crates * Fix some errors * I did it * Remove function variants that take connection * rerun ci * rerun ci * rerun ci
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pub async fn read(
pool: &mut DbPool<'_>,
private_message_id: PrivateMessageId,
) -> Result<Self, Error> {
queries().read(pool, private_message_id).await
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}
/// Gets the number of unread messages
Make functions work with both connection and pool (#3420) * a lot * merge * Fix stuff broken by merge * Get rid of repetitive `&mut *context.conn().await?` * Add blank lines under each line with `conn =` * Fix style mistakes (partial) * Revert "Fix style mistakes (partial)" This reverts commit 48a033b87f4fdc1ce14ff86cc019e1c703cd2741. * Revert "Add blank lines under each line with `conn =`" This reverts commit 773a6d3beba2cf89eac75913078b40c4f5190dd4. * Revert "Get rid of repetitive `&mut *context.conn().await?`" This reverts commit d2c6263ea13710177d49b2791278db5ad115fca5. * Use DbConn for CaptchaAnswer methods * DbConn trait * Remove more `&mut *` * Fix stuff * Re-run CI * try to make ci start * fix * fix * Fix api_common::utils * Fix apub::activities::block * Fix apub::api::resolve_object * Fix some things * Revert "Fix some things" This reverts commit 2bf8574bc8333d8d34ca542d61a0a5b50039c24d. * Revert "Fix apub::api::resolve_object" This reverts commit 3e4059aabbe485b2ff060bdeced8ef958ff62832. * Revert "Fix apub::activities::block" This reverts commit 3b02389abd780a7b1b8a2c89e26febdaa6a12159. * Revert "Fix api_common::utils" This reverts commit 7dc73de613a5618fa57eb06450f3699bbcb41254. * Revert "Revert "Fix api_common::utils"" This reverts commit f740f115e5457e83e53cc223e48196a2c47a9975. * Revert "Revert "Fix apub::activities::block"" This reverts commit 2ee206af7c885c10092cf209bf4a5b1d60327866. * Revert "Revert "Fix apub::api::resolve_object"" This reverts commit 96ed8bf2e9dcadae760743929498312334e23d2e. * Fix fetch_local_site_data * Fix get_comment_parent_creator * Remove unused perma deleted text * Fix routes::feeds * Fix lib.rs * Update lib.rs * rerun ci * Attempt to create custom GetConn and RunQueryDsl traits * Start over * Add GetConn trait * aaaa * Revert "aaaa" This reverts commit acc9ca1aed10c39efdd91cefece066e035a1fe80. * Revert "Revert "aaaa"" This reverts commit 443a2a00a56d152bb7eb429efd0d29a78e21b163. * still aaaaaaaaaaaaa * Return to earlier thing Revert "Add GetConn trait" This reverts commit ab4e94aea5bd9d34cbcddf017339131047e75344. * Try to use DbPool enum * Revert "Try to use DbPool enum" This reverts commit e4d1712646a52006b865a1fbe0dcf79976fdb027. * DbConn and DbPool enums (db_schema only fails to compile for tests) * fmt * Make functions take `&mut DbPool<'_>` and make db_schema tests compile * Add try_join_with_pool macro and run fix-clippy on more crates * Fix some errors * I did it * Remove function variants that take connection * rerun ci * rerun ci * rerun ci
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pub async fn get_unread_messages(
pool: &mut DbPool<'_>,
my_person_id: PersonId,
) -> Result<i64, Error> {
use diesel::dsl::count;
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let conn = &mut get_conn(pool).await?;
private_message::table
.filter(private_message::read.eq(false))
.filter(private_message::recipient_id.eq(my_person_id))
.filter(private_message::deleted.eq(false))
.select(count(private_message::id))
.first::<i64>(conn)
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.await
}
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}
#[derive(Default)]
pub struct PrivateMessageQuery {
pub unread_only: Option<bool>,
pub page: Option<i64>,
pub limit: Option<i64>,
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}
impl PrivateMessageQuery {
pub async fn list(
self,
pool: &mut DbPool<'_>,
recipient_id: PersonId,
) -> Result<Vec<PrivateMessageView>, Error> {
queries().list(pool, (self, recipient_id)).await
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}
}
impl JoinView for PrivateMessageView {
type JoinTuple = PrivateMessageViewTuple;
fn from_tuple(a: Self::JoinTuple) -> Self {
Self {
private_message: a.0,
creator: a.1,
recipient: a.2,
}
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}
}