Day 22, part 2

src/bin/d22p1.rs

@@ -9,7 +9,7 @@ pub fn main() {
     // dbg!(&grid);
     // dbg!(&instructions);
 
-    let mut pose = day22::Pose::new(&grid);
+    let mut pose = grid.initial_pose();
     // dbg!(&pose);
     for inst in &instructions {
         pose = grid.exec_instruction(&pose, inst).0;

src/bin/d22p2.rs

@@ -0,0 +1,40 @@
+use std::collections::HashMap;
+
+use aoc22::{
+    day22::{self, CubeSide, Navigable},
+    util,
+};
+
+pub fn main() {
+    let (grid, instructions) = day22::parse_map_and_path(&util::parse_input());
+
+    let mut pattern = HashMap::new();
+    pattern.insert(CubeSide::Top, (0, 1));
+    pattern.insert(CubeSide::Fore, (1, 1));
+    pattern.insert(CubeSide::Left, (2, 0));
+    pattern.insert(CubeSide::Back, (3, 0));
+    pattern.insert(CubeSide::Bottom, (2, 1));
+    pattern.insert(CubeSide::Right, (0, 2));
+
+    // Pattern for example input
+    // WARNING: CubeGrid::wrap_around is hardcoded for the pattern above
+    // pattern.insert(CubeSide::Top, (0, 2));
+    // pattern.insert(CubeSide::Fore, (1, 2));
+    // pattern.insert(CubeSide::Left, (1, 1));
+    // pattern.insert(CubeSide::Back, (1, 0));
+    // pattern.insert(CubeSide::Bottom, (2, 2));
+    // pattern.insert(CubeSide::Right, (2, 3));
+
+    let grid = day22::CubeGrid::from(&grid, &pattern);
+    let mut pose = grid.initial_pose();
+    for inst in &instructions {
+        pose = grid.exec_instruction(&pose, inst).0;
+    }
+    let pos = pose.1.pos;
+    let row_add = pattern[&pose.0].0 * grid.side_height;
+    let col_add = pattern[&pose.0].1 * grid.side_width;
+
+    let pass =
+        1000 * (row_add + pos.0 + 1) + 4 * (col_add + pos.1 + 1) + (pose.1.orientation as usize);
+    println!("Passowrd: {}", pass);
+}