Use footer as a contact status

src/contact.rs

@@ -71,6 +71,9 @@ pub struct Contact {
 
     /// Parameters as Param::ProfileImage
     pub param: Params,
+
+    /// Last seen message signature for this contact, to be displayed in the profile.
+    status: String,
 }
 
 /// Possible origins of a contact.
@@ -172,7 +175,7 @@ impl Contact {
         let mut res = context
             .sql
             .query_row(
-                "SELECT c.name, c.addr, c.origin, c.blocked, c.authname, c.param
+                "SELECT c.name, c.addr, c.origin, c.blocked, c.authname, c.param, c.status
                FROM contacts c
               WHERE c.id=?;",
                 paramsv![contact_id as i32],
@@ -185,6 +188,7 @@ impl Contact {
                         blocked: row.get::<_, Option<i32>>(3)?.unwrap_or_default() != 0,
                         origin: row.get(2)?,
                         param: row.get::<_, String>(5)?.parse().unwrap_or_default(),
+                        status: row.get(6).unwrap_or_default(),
                     };
                     Ok(contact)
                 },
@@ -196,6 +200,10 @@ impl Contact {
                 .get_config(Config::ConfiguredAddr)
                 .await
                 .unwrap_or_default();
+            res.status = context
+                .get_config(Config::Selfstatus)
+                .await
+                .unwrap_or_default();
         } else if contact_id == DC_CONTACT_ID_DEVICE {
             res.name = context
                 .stock_str(StockMessage::DeviceMessages)
@@ -841,7 +849,8 @@ impl Contact {
         Ok(contact)
     }
 
-    pub async fn update_param(&mut self, context: &Context) -> Result<()> {
+    /// Updates `param` column in the database.
+    pub async fn update_param(&self, context: &Context) -> Result<()> {
         context
             .sql
             .execute(
@@ -852,6 +861,18 @@ impl Contact {
         Ok(())
     }
 
+    /// Updates `status` column in the database.
+    pub async fn update_status(&self, context: &Context) -> Result<()> {
+        context
+            .sql
+            .execute(
+                "UPDATE contacts SET status=? WHERE id=?",
+                paramsv![self.status, self.id as i32],
+            )
+            .await?;
+        Ok(())
+    }
+
     /// Get the ID of the contact.
     pub fn get_id(&self) -> u32 {
         self.id
@@ -932,6 +953,13 @@ impl Contact {
         dc_str_to_color(&self.addr)
     }
 
+    /// Gets the contact's status.
+    ///
+    /// Status is the last signature received in a message from this contact.
+    pub fn get_status(&self) -> &str {
+        self.status.as_str()
+    }
+
     /// Check if a contact was verified. E.g. by a secure-join QR code scan
     /// and if the key has not changed since this verification.
     ///
@@ -1163,6 +1191,18 @@ pub(crate) async fn set_profile_image(
     Ok(())
 }
 
+/// Sets contact status.
+pub(crate) async fn set_status(context: &Context, contact_id: u32, status: String) -> Result<()> {
+    let mut contact = Contact::load_from_db(context, contact_id).await?;
+
+    if contact.status != status {
+        contact.status = status;
+        contact.update_status(context).await?;
+        context.emit_event(EventType::ContactsChanged(Some(contact_id)));
+    }
+    Ok(())
+}
+
 /// Normalize a name.
 ///
 /// - Remove quotes (come from some bad MUA implementations)