Matching substrings works

Want to try also using something like this for finding spelling mistakes etc.
https://github.com/life4/textdistance.rs

Going to have to try to do some combination though to ensure exact substring
matches, even when missing the latter half, still work well. Maybe... I dunno
will have to try.

scryfall_deser/src/db.rs

@@ -16,6 +16,7 @@ fn create_db_sql() -> String {
     "
 CREATE TABLE cards (
     name TEXT NOT NULL UNIQUE,
+    lowercase_name TEXT NOT NULL UNIQUE,
     type_line TEXT,
     oracle_text TEXT,
     power_toughness TEXT,
@@ -38,6 +39,18 @@ pub fn get_all_card_names() -> Vec<String> {
     card_names
 }
 
+pub fn get_all_lowercase_card_names() -> Vec<String> {
+    let sqlite_file = get_local_data_sqlite_file();
+    let conn = rusqlite::Connection::open(sqlite_file).unwrap();
+    let mut stmt = conn.prepare("SELECT lowercase_name FROM cards;").unwrap();
+    let mut rows = stmt.query([]).unwrap();
+    let mut card_names = Vec::new();
+    while let Some(row) = rows.next().unwrap() {
+        card_names.push(row.get(0).unwrap());
+    }
+    card_names
+}
+
 pub fn update_db_with_file(file: PathBuf) -> bool {
     let ac = fs::read_to_string(file).unwrap();
     let ac: Vec<ScryfallCard> = serde_json::from_str(&ac).unwrap();
@@ -45,6 +58,7 @@ pub fn update_db_with_file(file: PathBuf) -> bool {
     let mut conn = rusqlite::Connection::open(sqlite_file).unwrap();
     let tx = conn.transaction().unwrap();
     for card in ac {
+        let lowercase_name = card.name.to_lowercase();
         let power_toughness = match card.power {
             Some(p) => format!("{}/{}", p, card.toughness.unwrap()),
             None => "".to_string(),
@@ -61,9 +75,9 @@ pub fn update_db_with_file(file: PathBuf) -> bool {
             Some(mc) => mc,
             None => "".to_string(),
         };
-        tx.execute(
-            "INSERT INTO cards (name, type_line, oracle_text, power_toughness, loyalty, mana_cost, scryfall_uri) VALUES (?1, ?2, ?3, ?4, ?5, ?6, ?7)",
-            [card.name, card.type_line, oracle_text, power_toughness, loyalty, mana_cost, card.scryfall_uri],
+        let res = tx.execute(
+            "INSERT INTO cards (name, lowercase_name, type_line, oracle_text, power_toughness, loyalty, mana_cost, scryfall_uri) VALUES (?1, ?2, ?3, ?4, ?5, ?6, ?7, ?8)",
+            [card.name, lowercase_name, card.type_line, oracle_text, power_toughness, loyalty, mana_cost, card.scryfall_uri],
         );
     }
     tx.commit();

scryfall_deser/src/lib.rs

@@ -5,7 +5,7 @@ mod deser;
 pub use crate::deser::ScryfallCard;
 
 mod db;
-pub use db::{get_all_card_names, init_db, update_db_with_file};
+pub use db::{get_all_lowercase_card_names, init_db, update_db_with_file};
 
 mod utils;
 pub use utils::get_local_cache_folder;

scryfall_deser/src/main.rs

@@ -1,5 +1,5 @@
 use clap::Parser;
-use scryfall_deser::get_all_card_names;
+use scryfall_deser::get_all_lowercase_card_names;
 use scryfall_deser::get_local_cache_folder;
 use scryfall_deser::init_db;
 use scryfall_deser::update_db_with_file;
@@ -20,13 +20,21 @@ fn main() {
         // TODO - actually download and update
         path.push("oracle-cards-20250814210711.json");
         update_db_with_file(path);
+        return;
     }
     let card_name = args.remainder;
     if card_name.is_empty() {
         panic!("You need to put some card text to search");
     }
     let search_string = card_name.join(" ");
-    dbg!(search_string);
-    let cards = get_all_card_names();
-    dbg!(cards);
+    dbg!(&search_string);
+    let cards = get_all_lowercase_card_names();
+    dbg!(&cards);
+    let mut matching_cards = Vec::new();
+    for card in cards {
+        if card.contains(&search_string) {
+            matching_cards.push(card);
+        }
+    }
+    dbg!(matching_cards);
 }