working on day 1

Cargo.lock

@@ -7,6 +7,7 @@ name = "adventofcode2025"
 version = "0.1.0"
 dependencies = [
  "day_0",
+ "day_1",
  "solver",
  "utils",
 ]
@@ -19,6 +20,14 @@ dependencies = [
  "utils",
 ]
 
+[[package]]
+name = "day_1"
+version = "0.1.0"
+dependencies = [
+ "solver",
+ "utils",
+]
+
 [[package]]
 name = "solver"
 version = "0.1.0"

Cargo.toml

@@ -8,7 +8,7 @@ members = [
 	"crates/utils", 
 	"crates/solver", 
 	"crates/day_0", 
-	# "crates/day_1", 
+	"crates/day_1", 
 	# "crates/day_2",
 	# "crates/day_3",
 	# "crates/day_4",
@@ -23,7 +23,7 @@ members = [
 utils = { workspace = true }
 solver = { workspace = true }
 day_0 = { workspace = true }
-# day_1 = { workspace = true }
+day_1 = { workspace = true }
 # day_2 = { workspace = true }
 # day_3 = { workspace = true }
 # day_4 = { workspace = true }
@@ -37,7 +37,7 @@ day_0 = { workspace = true }
 utils = { path = "crates/utils" }
 solver = { path = "crates/solver" }
 day_0 = { path = "crates/day_0" }
-# day_1 = { path = "crates/day_1" }
+day_1 = { path = "crates/day_1" }
 # day_2 = { path = "crates/day_2" }
 # day_3 = { path = "crates/day_3" }
 # day_4 = { path = "crates/day_4" }

build.rs

@@ -8,13 +8,44 @@
 ******************************************************************************/
 
 // use std::process::Command;
+use std::io::prelude::*;
+use std::{env, fs, fs::File, path::Path};
 
 fn main()
 {
 	let name = env!("CARGO_PKG_NAME");
 	println!("{} build.rs started...", name);
+	let in_path = Path::new("input/");
+	let out_path = format!("target/{}", &env::var("PROFILE").unwrap());
+    let out_path = Path::new(&out_path).join("input/");
+	let test_file_name = out_path.join("foo.txt".to_string());
 
+	if !out_path.exists()
+	{	
+		fs::create_dir(&out_path).expect("Failed to create the out directory");
+	}
 
+	if !in_path.exists()
+	{
+		fs::create_dir(&in_path).expect("failed to create dummy input path");
+	}
+
+	if !in_path.is_dir()
+	{
+		println!("in_path is not a directory");
+	}
+
+	// Test file
+	let mut file = File::create(test_file_name).expect("Failed to create test file");
+    file.write_all(b"Hello, world!").expect("Failed to write to test file");
+
+	// Copy input files
+	for f in in_path.read_dir().expect("Failed to parse directory entries")
+	{
+		let f = f.expect("failed to parse directly entry");
+        let dest = out_path.join(f.path().file_name().unwrap());
+		fs::copy(f.path(), &dest).expect(&format!("failed to copy file: {:#?}, to {:#?}", f, dest));
+	}
 	
 	println!("{} build.rs finished", name);
 }

crates/day_0/src/day_0.rs

@@ -8,11 +8,13 @@
 ******************************************************************************/
 
 use solver::solver::{Solver, SolverState};
+use utils::utils;
 
 pub struct Day0
 {
 	solver_state: SolverState,
 	num_fib_values: i32,
+	input: String,
 }
 
 impl Solver for Day0
@@ -21,11 +23,14 @@ impl Solver for Day0
 	{
 		self.solver_state = _config.clone();
 		self.num_fib_values = self.solver_state.get_value("num_fib_values").parse().expect("Could not parse num_fib_values");
+		self.input = utils::read_text_file("input/day_0_test_input");
 		return Ok(())
 	}
 
 	fn solve(&mut self, _input: String) -> Result<u64, String> 
 	{
+		println!("args are: {:#?}", self.solver_state);
+		println!("input is: {}", self.input);
 		let fibs = gen_fib_seq(self.num_fib_values, std::i64::MAX);	// no max_val basically
 		println!("fib nums:");
 		print_fibs(fibs);
@@ -42,7 +47,7 @@ impl Day0
 {
 	pub fn new() -> Day0
 	{
-		Day0 { solver_state: SolverState::new(), num_fib_values: 5 }
+		Day0 { solver_state: SolverState::new(), num_fib_values: 5, input: "".to_string() }
 	}
 }
 

crates/day_1/Cargo.toml

@@ -0,0 +1,9 @@
+[package]
+name = "day_1"
+description = "Day 1 of the Advent of Code 2025!"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
+solver = { workspace = true }
+utils = { workspace = true }

crates/day_1/build.rs

@@ -0,0 +1,8 @@
+
+fn main()
+{
+	let name = env!("CARGO_PKG_NAME");
+	println!("{} build.rs started...", name);
+
+	println!("{} build.rs finished...", name);
+}

crates/day_1/src/day_1.rs

@@ -0,0 +1,109 @@
+/******************************************************************************
+*	@file		day_1.rs
+*	@author		Joey Pollack
+*	@date		2025/12/01 (y/m/d)
+*	@modified	2025/12/01 (y/m/d)
+*	@copyright	Joseph R Pollack (2025)
+*	@brief		pre-advent testing
+******************************************************************************/
+
+use solver::solver::{Solver, SolverOption, SolverState};
+use utils::utils;
+
+pub struct Day1
+{
+	solver_state: SolverState,
+	input: String,
+	dial_position: i32,
+	rotations: Vec<i32>,
+	zeros: u64,
+}
+
+impl Solver for Day1
+{
+	fn init(&mut self, config: solver::solver::SolverState) -> Result<(), String> 
+	{
+		self.solver_state = config;
+		self.input = utils::read_text_file("input/day_1_test_input");
+		self.parse_rots();
+		return Ok(())
+	}
+
+	fn solve(&mut self, _input: String) -> Result<u64, String> 
+	{
+		let verbose = self.solver_state.check_option(SolverOption::Verbose);
+		println!("Starting Dial Pos: {}", self.dial_position);
+		for rot in &self.rotations
+		{
+			self.dial_position += rot;
+
+			if verbose
+			{
+				println!("Applied rotation {}, dial pos: {}", rot, self.dial_position);
+			}
+
+			if 0 == self.dial_position
+			{
+				self.zeros += 1;
+				if verbose
+				{
+					println!("Zero found, total: {}", self.zeros);
+				}
+			}
+		}
+		Ok(0)
+	}
+
+	fn name(&self) -> String
+	{
+		"Day 1".to_string()
+	}
+}
+
+impl Day1
+{
+	pub fn new() -> Day1
+	{
+		Day1 { solver_state: SolverState::new(), input: "".to_string(), dial_position: 50, rotations: vec![], zeros: 0 }
+	}
+
+	fn parse_rots(&mut self)
+	{
+		for line in self.input.lines()
+		{
+			// print!("Parsed rotation {} ", line);
+			let mut coef = 1;
+			if line.starts_with("L")
+			{
+				coef = -1;
+			}
+
+			// NOTE: Trusting there are no errors in the input file!
+			
+			let trimmed = &line[1..];
+			let mag: i32 = trimmed.parse().expect(&format!("Failed to parse rotation value: {}", trimmed));
+			let rot = mag * coef;
+			self.rotations.push(rot);
+			// println!("as: {}", rot);
+		}
+	}
+
+	// fn process_rot(&mut self, )
+}
+
+fn print_rot(r: i32)
+{
+	let mut rot = r;
+	if r > 0
+	{
+		print!("R")
+	}
+	else
+	{
+		rot = r * -1;
+		print!("L")
+	}
+
+	print!("{}", rot);
+
+}

crates/day_1/src/lib.rs

@@ -0,0 +1,2 @@
+
+pub mod day_1;

input/day_1_test_input

@@ -0,0 +1,10 @@
+L68
+L30
+R48
+L5
+R60
+L55
+L1
+L99
+R14
+L82

src/main.rs

@@ -2,21 +2,30 @@
 
 use solver::solver::{Solver, SolverState, SolverOption};
 use day_0::day_0::Day0;
+use day_1::day_1::Day1;
 
+// TODO: proper error handling
 fn main() 
 {
     println!("Hello, world!");
+    let _ = SolverOption::Debug;    // shutup compiler warning, I know.
 
     // TODO: Grab command line args
 
-    // TODO: Parse args into a SolverState
+    // TODO: Parse args into a vec of SolverStates, one for each day
+
+    // TODO: Replace these function calls with some code to run days based on the -r argument
+    run_test_day();
+    run_day_1();
+}
+
+fn run_test_day()
+{
     let mut state = SolverState::new();
     state.set_value("50", "num_fib_values");
-    let _ = SolverOption::Debug;
 
     let mut test_day = Day0::new();
 
-    // TODO: init test_day with the 
     test_day.init(state).expect(&format!("Test {} Failed to init", test_day.name()));
 
     let result = match test_day.solve("".to_string())
@@ -26,5 +35,29 @@ fn main()
     };
 
     println!("Test {} result: {}", test_day.name(), result);
+}
+
+fn run_day_1()
+{
+    let state = SolverState::new();
+    let mut day1 = Day1::new();
+    day1.init(state).expect(&format!("Day {} failed to init", day1.name()));
 
+    let result = match day1.solve("".to_string())
+    {
+        Ok(r) => r,
+        Err(e) => panic!("Solve Error: {}", e),
+    };
+
+    println!("Test {} result: {}", day1.name(), result);
+    
+}
+
+/// parse stuff like `-d1 verbose debug` which is: day 1 options: "verbose" and "debug",
+/// and `-g debug` which is: global option: "debug". Global options will be added to each day that is run.
+/// Specify which days to run with: `-r 1 2 5 9` which will run days 1, 2, 5, and 9.
+/// `-r all` will run all days.
+fn parse_args()
+{
+    // TODO: implement parse_args()
 }