lemmy/crates/db_views/src/local_user_view.rs

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Rust
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use diesel::{result::Error, *};
use lemmy_db_schema::{
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aggregates::person_aggregates::PersonAggregates,
functions::lower,
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newtypes::{LocalUserId, PersonId},
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schema::{local_user, person, person_aggregates},
source::{
local_user::{LocalUser, LocalUserSettings},
person::{Person, PersonSafe},
},
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traits::{ToSafe, ToSafeSettings},
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};
use serde::{Deserialize, Serialize};
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#[derive(Debug, Serialize, Deserialize, Clone)]
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pub struct LocalUserView {
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pub local_user: LocalUser,
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pub person: Person,
pub counts: PersonAggregates,
}
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type LocalUserViewTuple = (LocalUser, Person, PersonAggregates);
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impl LocalUserView {
pub fn read(conn: &PgConnection, local_user_id: LocalUserId) -> Result<Self, Error> {
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let (local_user, person, counts) = local_user::table
.find(local_user_id)
.inner_join(person::table)
.inner_join(person_aggregates::table.on(person::id.eq(person_aggregates::person_id)))
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.select((
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local_user::all_columns,
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person::all_columns,
person_aggregates::all_columns,
))
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.first::<LocalUserViewTuple>(conn)?;
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Ok(Self {
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local_user,
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person,
counts,
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})
}
pub fn read_person(conn: &PgConnection, person_id: PersonId) -> Result<Self, Error> {
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let (local_user, person, counts) = local_user::table
.filter(person::id.eq(person_id))
.inner_join(person::table)
.inner_join(person_aggregates::table.on(person::id.eq(person_aggregates::person_id)))
.select((
local_user::all_columns,
person::all_columns,
person_aggregates::all_columns,
))
.first::<LocalUserViewTuple>(conn)?;
Ok(Self {
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local_user,
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person,
counts,
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})
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}
// TODO check where this is used
pub fn read_from_name(conn: &PgConnection, name: &str) -> Result<Self, Error> {
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let (local_user, person, counts) = local_user::table
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.filter(person::name.eq(name))
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.inner_join(person::table)
.inner_join(person_aggregates::table.on(person::id.eq(person_aggregates::person_id)))
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.select((
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local_user::all_columns,
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person::all_columns,
person_aggregates::all_columns,
))
.first::<LocalUserViewTuple>(conn)?;
Ok(Self {
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local_user,
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person,
counts,
})
}
pub fn find_by_email_or_name(conn: &PgConnection, name_or_email: &str) -> Result<Self, Error> {
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let (local_user, person, counts) = local_user::table
.inner_join(person::table)
.inner_join(person_aggregates::table.on(person::id.eq(person_aggregates::person_id)))
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.filter(
lower(person::name)
.eq(lower(name_or_email))
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.or(local_user::email.eq(name_or_email)),
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)
.select((
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local_user::all_columns,
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person::all_columns,
person_aggregates::all_columns,
))
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.first::<LocalUserViewTuple>(conn)?;
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Ok(Self {
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local_user,
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person,
counts,
})
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}
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pub fn find_by_email(conn: &PgConnection, from_email: &str) -> Result<Self, Error> {
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let (local_user, person, counts) = local_user::table
.inner_join(person::table)
.inner_join(person_aggregates::table.on(person::id.eq(person_aggregates::person_id)))
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.filter(local_user::email.eq(from_email))
.select((
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local_user::all_columns,
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person::all_columns,
person_aggregates::all_columns,
))
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.first::<LocalUserViewTuple>(conn)?;
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Ok(Self {
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local_user,
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person,
counts,
})
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}
}
#[derive(Debug, Serialize, Deserialize, Clone)]
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pub struct LocalUserSettingsView {
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pub local_user: LocalUserSettings,
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pub person: PersonSafe,
pub counts: PersonAggregates,
}
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type LocalUserSettingsViewTuple = (LocalUserSettings, PersonSafe, PersonAggregates);
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impl LocalUserSettingsView {
pub fn read(conn: &PgConnection, local_user_id: LocalUserId) -> Result<Self, Error> {
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let (local_user, person, counts) = local_user::table
.find(local_user_id)
.inner_join(person::table)
.inner_join(person_aggregates::table.on(person::id.eq(person_aggregates::person_id)))
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.select((
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LocalUser::safe_settings_columns_tuple(),
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Person::safe_columns_tuple(),
person_aggregates::all_columns,
))
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.first::<LocalUserSettingsViewTuple>(conn)?;
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Ok(Self {
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local_user,
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person,
counts,
})
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}
}