crates/db_views/src/private_message_report_view.rs

   1 use crate::structs::PrivateMessageReportView;
   2 use diesel::{result::Error, ExpressionMethods, JoinOnDsl, NullableExpressionMethods, QueryDsl};
   3 use diesel_async::RunQueryDsl;
   4 use lemmy_db_schema::{
   5   newtypes::PrivateMessageReportId,
   6   schema::{person, private_message, private_message_report},
   7   source::{
   8     person::Person,
   9     private_message::PrivateMessage,
  10     private_message_report::PrivateMessageReport,
  11   },
  12   traits::JoinView,
  13   utils::{get_conn, limit_and_offset, DbPool},
  14 };
  15 use typed_builder::TypedBuilder;
  16
  17 type PrivateMessageReportViewTuple = (
  18   PrivateMessageReport,
  19   PrivateMessage,
  20   Person,
  21   Person,
  22   Option<Person>,
  23 );
  24
  25 impl PrivateMessageReportView {
  26   /// returns the PrivateMessageReportView for the provided report_id
  27   ///
  28   /// * `report_id` - the report id to obtain
  29   pub async fn read(pool: &DbPool, report_id: PrivateMessageReportId) -> Result<Self, Error> {
  30     let conn = &mut get_conn(pool).await?;
  31     let (person_alias_1, person_alias_2) = diesel::alias!(person as person1, person as person2);
  32
  33     let (private_message_report, private_message, private_message_creator, creator, resolver) =
  34       private_message_report::table
  35         .find(report_id)
  36         .inner_join(private_message::table)
  37         .inner_join(person::table.on(private_message::creator_id.eq(person::id)))
  38         .inner_join(
  39           person_alias_1
  40             .on(private_message_report::creator_id.eq(person_alias_1.field(person::id))),
  41         )
  42         .left_join(
  43           person_alias_2.on(
  44             private_message_report::resolver_id.eq(person_alias_2.field(person::id).nullable()),
  45           ),
  46         )
  47         .select((
  48           private_message_report::all_columns,
  49           private_message::all_columns,
  50           person::all_columns,
  51           person_alias_1.fields(person::all_columns),
  52           person_alias_2.fields(person::all_columns).nullable(),
  53         ))
  54         .first::<PrivateMessageReportViewTuple>(conn)
  55         .await?;
  56
  57     Ok(Self {
  58       private_message_report,
  59       private_message,
  60       private_message_creator,
  61       creator,
  62       resolver,
  63     })
  64   }
  65
  66   /// Returns the current unresolved post report count for the communities you mod
  67   pub async fn get_report_count(pool: &DbPool) -> Result<i64, Error> {
  68     use diesel::dsl::count;
  69     let conn = &mut get_conn(pool).await?;
  70
  71     private_message_report::table
  72       .inner_join(private_message::table)
  73       .filter(private_message_report::resolved.eq(false))
  74       .into_boxed()
  75       .select(count(private_message_report::id))
  76       .first::<i64>(conn)
  77       .await
  78   }
  79 }
  80
  81 #[derive(TypedBuilder)]
  82 #[builder(field_defaults(default))]
  83 pub struct PrivateMessageReportQuery<'a> {
  84   #[builder(!default)]
  85   pool: &'a DbPool,
  86   page: Option<i64>,
  87   limit: Option<i64>,
  88   unresolved_only: Option<bool>,
  89 }
  90
  91 impl<'a> PrivateMessageReportQuery<'a> {
  92   pub async fn list(self) -> Result<Vec<PrivateMessageReportView>, Error> {
  93     let conn = &mut get_conn(self.pool).await?;
  94     let (person_alias_1, person_alias_2) = diesel::alias!(person as person1, person as person2);
  95
  96     let mut query = private_message_report::table
  97       .inner_join(private_message::table)
  98       .inner_join(person::table.on(private_message::creator_id.eq(person::id)))
  99       .inner_join(
 100         person_alias_1.on(private_message_report::creator_id.eq(person_alias_1.field(person::id))),
 101       )
 102       .left_join(
 103         person_alias_2
 104           .on(private_message_report::resolver_id.eq(person_alias_2.field(person::id).nullable())),
 105       )
 106       .select((
 107         private_message_report::all_columns,
 108         private_message::all_columns,
 109         person::all_columns,
 110         person_alias_1.fields(person::all_columns),
 111         person_alias_2.fields(person::all_columns).nullable(),
 112       ))
 113       .into_boxed();
 114
 115     if self.unresolved_only.unwrap_or(true) {
 116       query = query.filter(private_message_report::resolved.eq(false));
 117     }
 118
 119     let (limit, offset) = limit_and_offset(self.page, self.limit)?;
 120
 121     query = query
 122       .order_by(private_message::published.desc())
 123       .limit(limit)
 124       .offset(offset);
 125
 126     let res = query.load::<PrivateMessageReportViewTuple>(conn).await?;
 127
 128     Ok(
 129       res
 130         .into_iter()
 131         .map(PrivateMessageReportView::from_tuple)
 132         .collect(),
 133     )
 134   }
 135 }
 136
 137 impl JoinView for PrivateMessageReportView {
 138   type JoinTuple = PrivateMessageReportViewTuple;
 139   fn from_tuple(a: Self::JoinTuple) -> Self {
 140     Self {
 141       private_message_report: a.0,
 142       private_message: a.1,
 143       private_message_creator: a.2,
 144       creator: a.3,
 145       resolver: a.4,
 146     }
 147   }
 148 }
 149
 150 #[cfg(test)]
 151 mod tests {
 152   use crate::private_message_report_view::PrivateMessageReportQuery;
 153   use lemmy_db_schema::{
 154     source::{
 155       instance::Instance,
 156       person::{Person, PersonInsertForm},
 157       private_message::{PrivateMessage, PrivateMessageInsertForm},
 158       private_message_report::{PrivateMessageReport, PrivateMessageReportForm},
 159     },
 160     traits::{Crud, Reportable},
 161     utils::build_db_pool_for_tests,
 162   };
 163   use serial_test::serial;
 164
 165   #[tokio::test]
 166   #[serial]
 167   async fn test_crud() {
 168     let pool = &build_db_pool_for_tests().await;
 169
 170     let inserted_instance = Instance::read_or_create(pool, "my_domain.tld".to_string())
 171       .await
 172       .unwrap();
 173
 174     let new_person_1 = PersonInsertForm::builder()
 175       .name("timmy_mrv".into())
 176       .public_key("pubkey".to_string())
 177       .instance_id(inserted_instance.id)
 178       .build();
 179     let inserted_timmy = Person::create(pool, &new_person_1).await.unwrap();
 180
 181     let new_person_2 = PersonInsertForm::builder()
 182       .name("jessica_mrv".into())
 183       .public_key("pubkey".to_string())
 184       .instance_id(inserted_instance.id)
 185       .build();
 186     let inserted_jessica = Person::create(pool, &new_person_2).await.unwrap();
 187
 188     // timmy sends private message to jessica
 189     let pm_form = PrivateMessageInsertForm::builder()
 190       .creator_id(inserted_timmy.id)
 191       .recipient_id(inserted_jessica.id)
 192       .content("something offensive".to_string())
 193       .build();
 194     let pm = PrivateMessage::create(pool, &pm_form).await.unwrap();
 195
 196     // jessica reports private message
 197     let pm_report_form = PrivateMessageReportForm {
 198       creator_id: inserted_jessica.id,
 199       original_pm_text: pm.content.clone(),
 200       private_message_id: pm.id,
 201       reason: "its offensive".to_string(),
 202     };
 203     let pm_report = PrivateMessageReport::report(pool, &pm_report_form)
 204       .await
 205       .unwrap();
 206
 207     let reports = PrivateMessageReportQuery::builder()
 208       .pool(pool)
 209       .build()
 210       .list()
 211       .await
 212       .unwrap();
 213     assert_eq!(1, reports.len());
 214     assert!(!reports[0].private_message_report.resolved);
 215     assert_eq!(inserted_timmy.name, reports[0].private_message_creator.name);
 216     assert_eq!(inserted_jessica.name, reports[0].creator.name);
 217     assert_eq!(pm_report.reason, reports[0].private_message_report.reason);
 218     assert_eq!(pm.content, reports[0].private_message.content);
 219
 220     let new_person_3 = PersonInsertForm::builder()
 221       .name("admin_mrv".into())
 222       .public_key("pubkey".to_string())
 223       .instance_id(inserted_instance.id)
 224       .build();
 225     let inserted_admin = Person::create(pool, &new_person_3).await.unwrap();
 226
 227     // admin resolves the report (after taking appropriate action)
 228     PrivateMessageReport::resolve(pool, pm_report.id, inserted_admin.id)
 229       .await
 230       .unwrap();
 231
 232     let reports = PrivateMessageReportQuery::builder()
 233       .pool(pool)
 234       .unresolved_only(Some(false))
 235       .build()
 236       .list()
 237       .await
 238       .unwrap();
 239     assert_eq!(1, reports.len());
 240     assert!(reports[0].private_message_report.resolved);
 241     assert!(reports[0].resolver.is_some());
 242     assert_eq!(
 243       inserted_admin.name,
 244       reports[0].resolver.as_ref().unwrap().name
 245     );
 246
 247     Instance::delete(pool, inserted_instance.id).await.unwrap();
 248   }
 249 }