1 files changed, 165 insertions, 0 deletions
diff --git a/server/lemmy_db/src/activity.rs b/server/lemmy_db/src/activity.rs
new file mode 100644
index 00000000..83f85ca1
--- /dev/null
+++ b/server/lemmy_db/src/activity.rs
@@ -0,0 +1,165 @@
+use crate::{schema::activity, Crud};
+use diesel::{dsl::*, result::Error, *};
+use log::debug;
+use serde::{Deserialize, Serialize};
+use serde_json::Value;
+use std::{
+  fmt::Debug,
+  io::{Error as IoError, ErrorKind},
+};
+
+#[derive(Queryable, Identifiable, PartialEq, Debug, Serialize, Deserialize)]
+#[table_name = "activity"]
+pub struct Activity {
+  pub id: i32,
+  pub user_id: i32,
+  pub data: Value,
+  pub local: bool,
+  pub published: chrono::NaiveDateTime,
+  pub updated: Option<chrono::NaiveDateTime>,
+}
+
+#[derive(Insertable, AsChangeset, Clone, Serialize, Deserialize)]
+#[table_name = "activity"]
+pub struct ActivityForm {
+  pub user_id: i32,
+  pub data: Value,
+  pub local: bool,
+  pub updated: Option<chrono::NaiveDateTime>,
+}
+
+impl Crud<ActivityForm> for Activity {
+  fn read(conn: &PgConnection, activity_id: i32) -> Result<Self, Error> {
+    use crate::schema::activity::dsl::*;
+    activity.find(activity_id).first::<Self>(conn)
+  }
+
+  fn delete(conn: &PgConnection, activity_id: i32) -> Result<usize, Error> {
+    use crate::schema::activity::dsl::*;
+    diesel::delete(activity.find(activity_id)).execute(conn)
+  }
+
+  fn create(conn: &PgConnection, new_activity: &ActivityForm) -> Result<Self, Error> {
+    use crate::schema::activity::dsl::*;
+    insert_into(activity)
+      .values(new_activity)
+      .get_result::<Self>(conn)
+  }
+
+  fn update(
+    conn: &PgConnection,
+    activity_id: i32,
+    new_activity: &ActivityForm,
+  ) -> Result<Self, Error> {
+    use crate::schema::activity::dsl::*;
+    diesel::update(activity.find(activity_id))
+      .set(new_activity)
+      .get_result::<Self>(conn)
+  }
+}
+
+pub fn do_insert_activity<T>(
+  conn: &PgConnection,
+  user_id: i32,
+  data: &T,
+  local: bool,
+) -> Result<Activity, IoError>
+where
+  T: Serialize + Debug,
+{
+  debug!("inserting activity for user {}, data {:?}", user_id, &data);
+  let activity_form = ActivityForm {
+    user_id,
+    data: serde_json::to_value(&data)?,
+    local,
+    updated: None,
+  };
+  let result = Activity::create(&conn, &activity_form);
+  match result {
+    Ok(s) => Ok(s),
+    Err(e) => Err(IoError::new(
+      ErrorKind::Other,
+      format!("Failed to insert activity into database: {}", e),
+    )),
+  }
+}
+
+#[cfg(test)]
+mod tests {
+  use crate::{
+    activity::{Activity, ActivityForm},
+    tests::establish_unpooled_connection,
+    user::{UserForm, User_},
+    Crud,
+    ListingType,
+    SortType,
+  };
+  use serde_json::Value;
+
+  #[test]
+  fn test_crud() {
+    let conn = establish_unpooled_connection();
+
+    let creator_form = UserForm {
+      name: "activity_creator_pm".into(),
+      preferred_username: None,
+      password_encrypted: "nope".into(),
+      email: None,
+      matrix_user_id: None,
+      avatar: None,
+      admin: false,
+      banned: false,
+      updated: None,
+      show_nsfw: false,
+      theme: "darkly".into(),
+      default_sort_type: SortType::Hot as i16,
+      default_listing_type: ListingType::Subscribed as i16,
+      lang: "browser".into(),
+      show_avatars: true,
+      send_notifications_to_email: false,
+      actor_id: "http://fake.com".into(),
+      bio: None,
+      local: true,
+      private_key: None,
+      public_key: None,
+      last_refreshed_at: None,
+    };
+
+    let inserted_creator = User_::create(&conn, &creator_form).unwrap();
+
+    let test_json: Value = serde_json::from_str(
+      r#"{
+    "street": "Article Circle Expressway 1",
+    "city": "North Pole",
+    "postcode": "99705",
+    "state": "Alaska"
+}"#,
+    )
+    .unwrap();
+    let activity_form = ActivityForm {
+      user_id: inserted_creator.id,
+      data: test_json.to_owned(),
+      local: true,
+      updated: None,
+    };
+
+    let inserted_activity = Activity::create(&conn, &activity_form).unwrap();
+
+    let expected_activity = Activity {
+      id: inserted_activity.id,
+      user_id: inserted_creator.id,
+      data: test_json,
+      local: true,
+      published: inserted_activity.published,
+      updated: None,
+    };
+
+    let read_activity = Activity::read(&conn, inserted_activity.id).unwrap();
+    let num_deleted = Activity::delete(&conn, inserted_activity.id).unwrap();
+    User_::delete(&conn, inserted_creator.id).unwrap();
+
+    assert_eq!(expected_activity, read_activity);
+    assert_eq!(expected_activity, inserted_activity);
+    assert_eq!(1, num_deleted);
+  }
+}