api(jsonrpc): add import_vcard_contents() method

deltachat-jsonrpc/src/api.rs

@@ -1518,6 +1518,18 @@ impl CommandApi {
             .collect())
     }
 
+    /// Imports contacts from a vCard.
+    ///
+    /// Returns the ids of created/modified contacts in the order they appear in the vCard.
+    async fn import_vcard_contents(&self, account_id: u32, vcard: String) -> Result<Vec<u32>> {
+        let ctx = self.get_context(account_id).await?;
+        Ok(deltachat::contact::import_vcard(&ctx, &vcard)
+            .await?
+            .into_iter()
+            .map(|c| c.to_u32())
+            .collect())
+    }
+
     /// Returns a vCard containing contacts with the given ids.
     async fn make_vcard(&self, account_id: u32, contacts: Vec<u32>) -> Result<String> {
         let ctx = self.get_context(account_id).await?;