Refactor to use common lib

Added solution for AoC 2022/2

Signed-off-by: TuDatTr <tuan-dat.tran@tudattr.dev>
main
TuDatTr 2022-12-02 08:37:33 +01:00
parent be832438c5
commit 8cd8032741
14 changed files with 872 additions and 31 deletions

1
2022/common/.gitignore vendored Normal file
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@ -0,0 +1 @@
/target

95
2022/common/Cargo.lock generated Normal file
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8
2022/common/Cargo.toml Normal file
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@ -0,0 +1,8 @@
[package]
name = "common"
version = "0.1.0"
edition = "2021"
[dependencies]
tracing = "0.1.0"

22
2022/common/src/lib.rs Normal file
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@ -0,0 +1,22 @@
use std::fs::File;
use std::io::{Read, Write};
use std::path::Path;
use tracing::{debug, info};
pub fn create_file(path: &Path, content: String) {
info!("Creating file");
debug!("Writing file from: {:?}\nWith:\n{}", path, content);
let mut file = File::create(path).unwrap();
let _ = file.write_all(content.as_bytes());
}
pub fn read_file(path: &Path) -> std::io::Result<String> {
info!("Reading file");
debug!("Reading file from: {:?}", path);
let mut file = File::open(path)?;
let mut contents = String::new();
let _ = file.read_to_string(&mut contents)?;
Ok(contents.trim().to_string())
}

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@ -57,11 +57,19 @@ dependencies = [
"os_str_bytes",
]
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]

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@ -20,3 +20,4 @@ path = "src/bin.rs"
clap = {version = "4.0.22", features = ["derive"]}
tracing = "0.1"
tracing-subscriber = {version = "0.3.16", features = ["env-filter"]}
common = {path = "../common/"}

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@ -2,7 +2,7 @@ use clap::Parser;
use std::path::PathBuf;
#[derive(Parser, Debug)]
#[command(author, version, about="CLI tool to output latency at a given gps location.", long_about = None)]
#[command(author, version, about=None, long_about = None)]
pub struct Cli {
/// Path to the input file.
#[arg(short, long)]

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@ -1,35 +1,14 @@
use std::fs::File;
use std::io::{Read, Write};
use std::path::{Path, PathBuf};
use std::path::PathBuf;
use std::collections::BinaryHeap;
use tracing::{debug, info};
use common::read_file;
mod elf;
use crate::elf::Elf;
#[allow(dead_code)]
fn create_file(path: &Path, content: String) {
info!("Creating file");
debug!("Writing file from: {:?}\nWith:\n{}", path, content);
let mut file = File::create(path).unwrap();
let _ = file.write_all(content.as_bytes());
}
#[allow(dead_code)]
fn read_file(path: &Path) -> std::io::Result<String> {
info!("Reading file");
debug!("Reading file from: {:?}", path);
let mut file = File::open(path)?;
let mut contents = String::new();
let _ = file.read_to_string(&mut contents)?;
Ok(contents.trim().to_string())
}
/// Finds the Elf carrying the most Calories.
/// Outputs how many total Calories that Elf is carrying.
#[allow(dead_code)]
pub fn task_1a(input: &PathBuf) {
debug!("Running task 1a");
info!("Running task 1a with {:?}", input);
@ -41,7 +20,6 @@ pub fn task_1a(input: &PathBuf) {
/// Finds the top three Elves carrying the most Calories.
/// Outputs how many Calories those Elves are carrying in total.
#[allow(dead_code)]
pub fn task_1b(input: &PathBuf) {
debug!("Running task 1b");
info!("Running task 1b with {:?}", input);
@ -64,25 +42,26 @@ mod tests {
use super::*;
use std::fs::remove_file;
use std::str::from_utf8;
use common::{create_file, read_file};
const PATH: &str = "input.txt";
const CONTENT: &[u8; 55] =
b"1000\n2000\n3000\n\n4000\n\n5000\n6000\n\n7000\n8000\n9000\n\n10000\n";
const CONTENT: &[u8; 54] =
b"1000\n2000\n3000\n\n4000\n\n5000\n6000\n\n7000\n8000\n9000\n\n10000";
fn create_test_setup() {
let file_path = Path::new(PATH);
let file_path = &PathBuf::from(PATH);
let original = CONTENT;
create_file(file_path, from_utf8(original).unwrap().to_string());
}
fn cleanup_test_setup() {
let _ = remove_file(Path::new(PATH));
let _ = remove_file(&PathBuf::from(PATH));
}
/// Test if we corretly read file input.
#[test]
fn file_io() {
create_test_setup();
let content = read_file(Path::new(PATH));
let content = read_file(&PathBuf::from(PATH));
cleanup_test_setup();
assert_eq!(from_utf8(CONTENT).unwrap(), content.unwrap());
}

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@ -0,0 +1,2 @@
/input
/target

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@ -0,0 +1,23 @@
[package]
name = "rock_paper_scissors"
version = "0.1.0"
edition = "2021"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[lib]
name = "rock_paper_scissors_lib"
path = "src/lib.rs"
[[bin]]
name = "rock_paper_scissors"
path = "src/bin.rs"
[dependencies]
common = {path = "../common/"}
clap = {version = "4.0.22", features = ["derive"]}
tracing = "0.1"
tracing-subscriber = {version = "0.3.16", features = ["env-filter"]}
strum = "0.24.1"
strum_macros = "0.24"

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@ -0,0 +1,16 @@
use rock_paper_scissors_lib::{task_1a, task_1b};
use clap::Parser;
use tracing::debug;
mod cli;
use crate::cli::Cli;
pub fn main() {
tracing_subscriber::fmt::init();
let args = Cli::parse();
debug!("Args: {:?}", args);
println!("Result (1a): {}", task_1a(&args.input));
println!("Result (1b): {}", task_1b(&args.input));
}

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@ -0,0 +1,10 @@
use std::path::PathBuf;
use clap::Parser;
#[derive(Parser, Debug)]
#[command(author, version, about=None, long_about = None)]
pub struct Cli {
/// Path to input file
#[arg(short, long)]
pub input: PathBuf
}

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@ -0,0 +1,148 @@
use common::read_file;
use strum::IntoEnumIterator;
use strum_macros::{Display, EnumIter};
use std::path::PathBuf;
use tracing::{info, debug};
#[derive(Display, Clone, Eq, PartialEq, EnumIter)]
enum Choice {
Rock,
Paper,
Scissors,
}
#[derive(Display, Clone, Eq, PartialEq)]
enum GameResult {
Win,
Loose,
Draw
}
impl Choice {
fn win(i: &Choice, other: &Choice) -> GameResult {
debug!("Get GameResult based on {}, {}", i, other);
info!("Get GameResult");
match (i, other) {
(Choice::Rock, Choice::Scissors) => GameResult::Win,
(Choice::Paper, Choice::Rock) => GameResult::Win,
(Choice::Scissors, Choice::Paper) => GameResult::Win,
_ if i == other => GameResult::Draw,
_ => GameResult::Loose
}
}
fn play(&self, other: &Choice) -> u64 {
debug!("Get score based on {}, {}", &self, other);
info!("Get score");
let hand_value = match self {
Choice::Rock => 1,
Choice::Paper => 2,
Choice::Scissors => 3,
};
let game_value = match Choice::win(self, other) {
GameResult::Win => 6,
GameResult::Draw => 3,
GameResult::Loose => 0,
};
hand_value + game_value
}
fn cheat(&self, outcome: &GameResult) -> u64 {
debug!("Get score by cheating based on {}, {}", &self, outcome);
info!("Get score by cheating");
let user_choice = Choice::iter().filter(|c| &Choice::win(&c, &self) == outcome).next();
user_choice.unwrap().play(&self)
}
}
fn calculate_result_1a(line: &str) -> u64 {
debug!("Get score for 1a of game {}", line);
info!("Get score for 1a");
let mut input = line.chars();
let opponent_choice = match input.next() {
Some('A') => Choice::Rock,
Some('B') => Choice::Paper,
Some('C') => Choice::Scissors,
_ => Choice::Rock,
};
input.next();
let user_choice = match input.next() {
Some('X') => Choice::Rock,
Some('Y') => Choice::Paper,
Some('Z') => Choice::Scissors,
_ => Choice::Rock,
};
user_choice.play(&opponent_choice)
}
fn calculate_result_1b(line: &str) -> u64 {
debug!("Get score for 1b of game {}", line);
info!("Get score for 1b");
let mut input = line.chars();
let opponent_choice = match input.next() {
Some('A') => Choice::Rock,
Some('B') => Choice::Paper,
Some('C') => Choice::Scissors,
_ => Choice::Rock, // Error handling, this shouldn't happen
};
input.next();
let outcome = match input.next() {
Some('X') => GameResult::Loose,
Some('Y') => GameResult::Draw,
Some('Z') => GameResult::Win,
_ => GameResult::Loose, // Error handling, this shouldn't happen
};
opponent_choice.cheat(&outcome)
}
pub fn task_1a(input: &PathBuf) -> u64 {
let content = read_file(input).unwrap();
content.split('\n').map(|l| calculate_result_1a(l)).sum()
}
pub fn task_1b(input: &PathBuf) -> u64 {
let content = read_file(input).unwrap();
content.split('\n').map(|l| calculate_result_1b(l)).sum()
}
#[cfg(test)]
mod tests {
use super::*;
use common::create_file;
use std::fs::remove_file;
const PATH: &str = "input.txt";
const CONTENT: &str = "A Y\nB X\nC Z";
#[test]
fn test_task_1a() {
let test_file = PathBuf::from(PATH);
create_file(&test_file, CONTENT.to_string());
let result = task_1a(&test_file);
let _ = remove_file(&test_file);
let expected = 15u64;
assert_eq!(result, expected);
}
#[test]
fn test_task_1b() {
let test_file = PathBuf::from(PATH);
create_file(&test_file, CONTENT.to_string());
let result = task_1b(&test_file);
let _ = remove_file(&test_file);
let expected = 12u64;
assert_eq!(result, expected);
}
}