transfer function

src/crypt.rs

@@ -17,7 +17,6 @@ use rustc_serialize::base64;
 use rustc_serialize::base64::{FromBase64, ToBase64};
 use std::convert::TryFrom;
 use std::convert::TryInto;
-use std::error::Error;
 use std::io;
 
 pub struct EncryptedValue {

src/db.rs

@@ -100,11 +100,23 @@ impl DbHandle {
     }
 
     pub fn write_note(&mut self, master_key: [u8; 32], note: Note) {
+        let existing_notes = self.read_notes(master_key).unwrap();
         let namespace_id = self.get_namespace_id(&note.namespace, master_key).unwrap();
+        let tx = self.conn.transaction().unwrap();
+
+        for existing_note in existing_notes {
+            if existing_note.namespace == note.namespace
+                && existing_note.category == note.category
+                && existing_note.title == note.title
+            {
+                tx.execute("DELETE FROM notes WHERE id=$1;", params![existing_note.id])
+                    .unwrap();
+            }
+        }
+
         let encrypted_title = crypt::encrypt_value(&note.title, master_key);
         let encrypted_value = crypt::encrypt_value(&note.value, master_key);
-        self.conn
+        tx.execute(
-            .execute(
             "INSERT INTO notes (namespace, category, title, value) VALUES ($1, $2, $3, $4);",
             params![
                 namespace_id,
@@ -114,6 +126,8 @@ impl DbHandle {
             ],
         )
         .unwrap();
+
+        let _ = tx.commit().unwrap();
     }
 
     pub fn read_notes(&mut self, master_key: [u8; 32]) -> rusqlite::Result<Vec<Note>> {

src/main.rs

@@ -143,12 +143,18 @@ fn set(mut db_conn: db::DbHandle, master_key: [u8; 32]) {
 }
 
 fn transfer(mut db_conn: db::DbHandle, master_key: [u8; 32]) {
-    for host in db_conn
+    for account in db_conn.list_accounts(master_key).into_iter() {
-        .list_accounts(master_key)
+        let new_note = db::Note {
-        .into_iter()
+            id: 0,
-        .map(|account: db::Account| account.host)
+            namespace: "main".to_owned(),
-    {
+            category: "account".to_owned(),
-        println!("{}", host);
+            title: account.host,
+            value: format!(
+                "username: {}\npassword:{}\n",
+                account.user, account.password
+            ),
+        };
+        db_conn.write_note(master_key, new_note);
     }
 }