optimization fix

src/dictionary.rs

@@ -105,10 +105,10 @@ fn deduplicate(entries: &Vec<DictionaryEntry>) -> Vec<DictionaryEntry> {
 }
 
 fn write_to_database(dict: &Vec<DictionaryEntry>) {
-    let conn = Connection::open(get_db_path()).unwrap();
-
+    let mut conn = Connection::open(get_db_path()).unwrap();
+    let tx = conn.transaction().unwrap();
     for line in dict.iter() {
-        match conn.execute("INSERT OR REPLACE INTO cards (id, hieroglyph, reading, translation) VALUES ((SELECT id FROM cards WHERE hieroglyph = ?1), ?1, ?2, ?3)", [&line.hieroglyph, &line.reading, &line.translation]) {
+        match tx.execute("INSERT OR REPLACE INTO cards (id, hieroglyph, reading, translation) VALUES ((SELECT id FROM cards WHERE hieroglyph = ?1), ?1, ?2, ?3)", [&line.hieroglyph, &line.reading, &line.translation]) {
             Ok(_) => (),
             Err(e) => {
                 println!("{e}"  );
@@ -116,12 +116,13 @@ fn write_to_database(dict: &Vec<DictionaryEntry>) {
             }
         };
     }
+    tx.commit().unwrap();
 }
 
 pub fn import(path: &String) {
     let dictionary = read_and_parse(path);
     let dictionary = deduplicate(&dictionary);
-    // write_to_database(&dictionary);
+    write_to_database(&dictionary);
 }
 
 // pub fn write_to_file(path: &String, dict: &Vec<Entry>) {

src/ui/cards/edit/imp.rs

@@ -114,7 +114,10 @@ impl MemoryCardsEditScene {
             .unwrap();
         let cards_iter = stmt
             .query_map([], |row| {
-                let image_path: String = row.get(0).unwrap();
+                let image_path: String = match row.get(0){
+                    Ok(path) => path,
+                    Err(_) => String::from("")
+                };
                 let image_path: String = get_images_store_path() + &image_path;
                 let hieroglyph: String = row.get(1).unwrap();
                 let reading: String = row.get(2).unwrap();

src/widgets/card_display/mod.rs

@@ -45,7 +45,10 @@ impl CardDisplay {
         let random_card_iter = stmt.query_map((), |row| {
             Ok(
                 Card {
-                    imagename: row.get(0).unwrap(),
+                    imagename: match row.get(0) {
+                        Ok(value) => value,
+                        Err(e) => String::from("")
+                    },
                     hieroglyph: row.get(1).unwrap()
                 }
             )