Messaging: Upsert mentions into unreads.

Messaging: Allow multiple attachment upload.

src/database/entities/channel.rs

@@ -128,7 +128,7 @@ impl Channel {
                 operation: "delete_many",
                 with: "channel_invites",
             })?;
-        
+
         // Delete any unreads.
         get_collection("channel_unreads")
             .delete_many(

src/database/entities/message.rs

@@ -6,6 +6,7 @@ use crate::{
 };
 
 use futures::StreamExt;
+use mongodb::options::UpdateOptions;
 use mongodb::{
     bson::{doc, to_bson, DateTime},
     options::FindOptions,
@@ -55,7 +56,7 @@ impl Content {
             "00000000000000000000000000".to_string(),
             target.id().to_string(),
             self,
-            None
+            None,
         )
         .publish(&target)
         .await
@@ -79,11 +80,16 @@ pub struct Message {
     #[serde(skip_serializing_if = "Option::is_none")]
     pub embeds: Option<Vec<Embed>>,
     #[serde(skip_serializing_if = "Option::is_none")]
-    pub mentions: Option<Vec<String>>
+    pub mentions: Option<Vec<String>>,
 }
 
 impl Message {
-    pub fn create(author: String, channel: String, content: Content, mentions: Option<Vec<String>>) -> Message {
+    pub fn create(
+        author: String,
+        channel: String,
+        content: Content,
+        mentions: Option<Vec<String>>,
+    ) -> Message {
         Message {
             id: Ulid::new().to_string(),
             nonce: None,
@@ -94,7 +100,7 @@ impl Message {
             attachments: None,
             edited: None,
             embeds: None,
-            mentions
+            mentions,
         }
     }
 
@@ -208,7 +214,7 @@ impl Message {
                                 "mentions": message
                             }
                         },
-                        None
+                        UpdateOptions::builder().upsert(true).build(),
                     )
                     .await
                     /*.map_err(|_| Error::DatabaseError {
@@ -241,7 +247,7 @@ impl Message {
                 }
                 _ => {}
             }
-    
+
             // Fetch their corresponding sessions.
             if let Ok(mut cursor) = get_collection("accounts")
                 .find(
@@ -309,7 +315,7 @@ impl Message {
         ClientboundNotification::MessageUpdate {
             id: self.id.clone(),
             channel: self.channel.clone(),
-            data
+            data,
         }
         .publish(channel);
         self.process_embed();
@@ -348,7 +354,7 @@ impl Message {
                             ClientboundNotification::MessageUpdate {
                                 id,
                                 channel: channel.clone(),
-                                data: json!({ "embeds": embeds })
+                                data: json!({ "embeds": embeds }),
                             }
                             .publish(channel);
                         }

src/database/entities/microservice/january.rs

@@ -3,8 +3,8 @@ use crate::util::{
     variables::JANUARY_URL,
 };
 use linkify::{LinkFinder, LinkKind};
-use serde::{Deserialize, Serialize};
 use regex::Regex;
+use serde::{Deserialize, Serialize};
 
 #[derive(Serialize, Deserialize, Debug, Clone)]
 pub enum ImageSize {

src/database/entities/server.rs

@@ -39,13 +39,13 @@ pub struct SystemMessageChannels {
     pub user_joined: Option<String>,
     pub user_left: Option<String>,
     pub user_kicked: Option<String>,
-    pub user_banned: Option<String>
+    pub user_banned: Option<String>,
 }
 
 pub enum RemoveMember {
     Leave,
     Kick,
-    Ban
+    Ban,
 }
 
 #[derive(Serialize, Deserialize, Debug, Clone)]
@@ -361,14 +361,20 @@ impl Server {
                     }
                     RemoveMember::Kick => {
                         if let Some(cid) = &channels.user_kicked {
-                            Some((cid.clone(), SystemMessage::UserKicked { id: id.to_string() }))
+                            Some((
+                                cid.clone(),
+                                SystemMessage::UserKicked { id: id.to_string() },
+                            ))
                         } else {
                             None
                         }
                     }
                     RemoveMember::Ban => {
                         if let Some(cid) = &channels.user_banned {
-                            Some((cid.clone(), SystemMessage::UserBanned { id: id.to_string() }))
+                            Some((
+                                cid.clone(),
+                                SystemMessage::UserBanned { id: id.to_string() },
+                            ))
                         } else {
                             None
                         }

src/database/entities/sync.rs

@@ -1,5 +1,5 @@
+use serde::{Deserialize, Serialize};
 use std::collections::HashMap;
-use serde::{Serialize, Deserialize};
 
 pub type UserSettings = HashMap<String, (i64, String)>;
 
@@ -14,6 +14,6 @@ pub struct ChannelUnread {
     #[serde(rename = "_id")]
     pub id: ChannelCompositeKey,
 
-    pub last_id: String,
+    pub last_id: Option<String>,
     pub mentions: Option<Vec<String>>,
 }

src/database/entities/user.rs

@@ -261,7 +261,7 @@ impl User {
                 doc! {
                     "_id.user": &self.id
                 },
-                None
+                None,
             )
             .await
             .map_err(|_| Error::DatabaseError {