More fixes, begin implementing query_utils.ts

src/main.rs

@@ -38,7 +38,8 @@ fn main() {
 
         for i in 0..player_controller.track_count().unwrap() {
             println!(
-                "Track {i: >2}: {: >21} | {}",
+                "Track {: >2}: {: >21} | {}",
+                i + 1,
                 player_controller.track_title(i as u16, false).unwrap(),
                 player_controller.track_title(i as u16, true).unwrap()
             );

src/netmd/mod.rs

@@ -1,3 +1,4 @@
 pub mod base;
 pub mod interface;
 pub mod utils;
+pub mod query_utils;

src/netmd/query_utils.rs

@@ -0,0 +1,40 @@
+use std::collections::hash_map::HashMap;
+use std::error::Error;
+use once_cell::sync::Lazy;
+
+// prettier-ignore
+const FORMAT_TYPE_LEN_DICT: Lazy<HashMap<char, i32>> = Lazy::new(|| {
+    HashMap::from([
+        ('b', 1), // byte
+        ('w', 2), // word
+        ('d', 4), // doubleword
+        ('q', 8), // quadword
+    ])
+});
+
+/*
+    %b, w, d, q - explained above (can have endiannes overriden by '>' and '<' operators, f. ex. %>d %<q)
+    %s - Uint8Array preceded by 2 bytes of length
+    %x - Uint8Array preceded by 2 bytes of length
+    %z - Uint8Array preceded by 1 byte of length
+    %* - raw Uint8Array
+    %B - BCD-encoded 1-byte number
+    %W - BCD-encoded 2-byte number
+*/
+
+const DEBUG: bool = false;
+
+/// Formats a query using a standard input to send to the player
+pub fn format_query(format: String, args: Vec<i32>) -> Result<Vec<u8>, Box<dyn Error>> {
+    if DEBUG {
+        println!("SENT>>> F: {}", format);
+    }
+
+    let mut result: Vec<u8> = Vec::new();
+
+    for character in format.into_bytes().into_iter() {
+        println!("{}", character);
+    }
+
+    Ok(Vec::new())
+}