add invigorating new config option

src/config.rs

@@ -64,7 +64,9 @@ pub struct WhatsappConfig {
     #[serde(default)]
     pub backoff_time_ms: Option<u64>,
     #[serde(default)]
-    pub track_presence: bool
+    pub track_presence: bool,
+    #[serde(default)]
+    pub drop_non_group_messages_on_the_floor: bool
 }
 #[derive(Deserialize, Debug, Clone)]
 pub struct IrcClientConfig {

src/whatsapp.rs

@@ -49,6 +49,7 @@ pub struct WhatsappManager {
     autocreate: Option<String>,
     autoupdate_nicks: bool,
     mark_read: bool,
+    drop_non_group_messages_on_the_floor: bool,
     track_presence: bool,
     our_jid: Option<Jid>,
     prev_jid: Option<Jid>,
@@ -112,6 +113,7 @@ impl WhatsappManager {
         let autocreate = p.cfg.whatsapp.autocreate_prefix.clone();
         let backlog_start = p.cfg.whatsapp.backlog_start.clone();
         let mark_read = p.cfg.whatsapp.mark_read;
+        let drop_non_group_messages_on_the_floor = p.cfg.whatsapp.drop_non_group_messages_on_the_floor;
         let autoupdate_nicks = p.cfg.whatsapp.autoupdate_nicks;
         let backoff_time_ms = p.cfg.whatsapp.backoff_time_ms.unwrap_or(10000);
         let track_presence = p.cfg.whatsapp.track_presence;
@@ -126,6 +128,10 @@ impl WhatsappManager {
             backoff_time_ms
         });
 
+        if drop_non_group_messages_on_the_floor {
+            error!("I'm going to drop all non-group messages on the floor! Are you sure this is a good idea?!");
+        }
+
         Self {
             conn,
             contacts: HashMap::new(),
@@ -137,7 +143,8 @@ impl WhatsappManager {
             outbox: VecDeque::new(),
             backlog_start,
             rx, cf_tx, cb_tx, qr_path, store, msgproc, autocreate,
-            mark_read, autoupdate_nicks, track_presence, ackp
+            mark_read, autoupdate_nicks, track_presence, ackp,
+            drop_non_group_messages_on_the_floor
         }
     }
     fn handle_int_rx(&mut self, c: WhatsappCommand) -> Result<()> {
@@ -409,7 +416,12 @@ impl WhatsappManager {
         let (msgs, is_media) = self.msgproc.process_wa_incoming(inc)?;
         let num_msgs = msgs.len();
         for msg in msgs {
-            self.store_message(&msg.from, &msg.text, msg.group, msg.ts)?;
+            if self.drop_non_group_messages_on_the_floor && msg.group.is_some() && !is_media {
+                // *thud*
+            }
+            else {
+                self.store_message(&msg.from, &msg.text, msg.group, msg.ts)?;
+            }
         }
         if is_media {
             /* none of the other fancy stuff below applies */