commit a1a5923f79ed8e3d438cb0cfcfd58689ad50d90b
Author: Niklas Kapelle <niklas@kapelle.org>
Date:   Fri Feb 21 20:17:40 2025 +0100

    initial commit

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..ea8c4bf
--- /dev/null
+++ b/.gitignore
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diff --git a/Cargo.lock b/Cargo.lock
new file mode 100644
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diff --git a/Cargo.toml b/Cargo.toml
new file mode 100644
index 0000000..7475e9a
--- /dev/null
+++ b/Cargo.toml
@@ -0,0 +1,10 @@
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+name = "beerpong"
+version = "0.1.0"
+edition = "2021"
+
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+chrono = { version = "0.4.38", features = ["serde"] }
+regex = "1.10.6"
+serde = { version = "1.0.210", features = ["derive"]}
+serde_json = "1.0.128"
diff --git a/src/game.rs b/src/game.rs
new file mode 100644
index 0000000..9334e9f
--- /dev/null
+++ b/src/game.rs
@@ -0,0 +1,23 @@
+use std::fmt::Display;
+use chrono::{DateTime, FixedOffset, Local, Utc};
+use serde::{Serialize, Serializer};
+
+#[derive(Serialize)]
+pub struct Game{
+    pub added: DateTime<FixedOffset>,
+    pub author: String,
+    pub t0p0: String,
+    pub t0p1: String,
+    pub t1p0: String,
+    pub t1p1: String,
+    pub score: i8,
+    pub ot: bool,
+}
+
+impl Display for Game {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        write!(f,"{} {}: {} + {} ({}) {} + {} {}",self.added.to_string(),self.author,self.t0p0,self.t0p0,self.score,self.t1p0,self.t1p1,if self.ot { "(OT)" } else { ""})
+    }
+}
+
+
diff --git a/src/main.rs b/src/main.rs
new file mode 100644
index 0000000..f12b64d
--- /dev/null
+++ b/src/main.rs
@@ -0,0 +1,10 @@
+mod game;
+mod names;
+mod raw_parser;
+
+fn main() {
+    let games =  raw_parser::parse_file("./data/chat.txt").unwrap();
+    let json = serde_json::to_string(&games).unwrap();
+
+    println!("{}",json);
+}
diff --git a/src/names.rs b/src/names.rs
new file mode 100644
index 0000000..7ff081e
--- /dev/null
+++ b/src/names.rs
@@ -0,0 +1,52 @@
+pub fn normalize_name(name: &str) -> Option<String> {
+    let lower_name = name.to_lowercase();
+
+    let rtn = match lower_name.as_str(){
+        "niklas" | "niklas kapelle" => "niklas",
+        "kilian" | "kili" => "kilian",
+        "luca" | "luca göttle" => "luca",
+        "line" | "line frische" => "line",
+        "simon" | "simon müller" => "simon",
+        "tim" | "tim waldherr" => "tim",
+        "manu" | "manuel kraiss" | "manuel"=> "manu",
+        "vivi" | "vivien" | "vivien (simon)" => "vivien",
+        "mika" | "mika wielsch" => "mika",
+        "kathi" => "kathi",
+        "guido" => "guido",
+        "tanita" => "tanita",
+        "elias" => "elias",
+        "moritz" | "moritz hübner" | "morirz" | "moritz huebner" => "moritz",
+        "liz" => "liz",
+        "adi" | "adrian" => "adi",
+        "fabi" => "fabi",
+        "bühl" | "felix" => "bühl",
+        "benni" | "benjamin passow" => "benni",
+        "maike" => "maike",
+        "aliern" => "aliern",
+        "jasmina" => "jasmina",
+        "alisa" | "alissa" => "alisa",
+        "linda" => "linda",
+        "judi" => "judi",
+        "hannah" => "hannah",
+        "elena" => "elena",
+        "sina" => "sina",
+        "mario" | "pablo" | "p4blo" | "mario lopez" => "mario",
+        "julian" => "julian",
+        "siggi" => "siggi",
+        "elisa" | "eli" | "elli" => "elisa",
+        "marvin" | "marvin göttle" => "marvin",
+        "aileen" | "eileen" => "aileen",
+        "murillo" => "murillo",
+        "will" => "will",
+        "muriel" => "muriel",
+        "leslie" => "leslie",
+        "ina" => "ina",
+        "kim" => "kim",
+        "naomi" => "naomi",
+        _=> {
+            return None;
+        }
+    };
+
+    Some(rtn.to_string())
+}
diff --git a/src/raw_parser.rs b/src/raw_parser.rs
new file mode 100644
index 0000000..5cbe71b
--- /dev/null
+++ b/src/raw_parser.rs
@@ -0,0 +1,67 @@
+use std::{error::Error, fs::read_to_string};
+use chrono::{FixedOffset, NaiveDateTime, TimeZone};
+use regex::Regex;
+use crate::game::Game;
+
+use super::names::normalize_name;
+
+pub fn parse_file(file: &str) -> Result<Vec<Game>, Box<dyn Error>> {
+    let file = read_to_string(file)?;
+    let games = file.lines().map(parse_line);
+
+    games.clone().for_each(|e| {
+        if let Err(err) = e { eprintln!("{}",err) }
+    });
+
+    Ok(games.flatten().collect())
+}
+
+fn parse_line(line: &str) -> Result<Game,Box<dyn Error>>{
+    let regex = Regex::new(r"(?m)^(\d+/\d+/\d+, \d+:\d+) - (.*): (.*)\+(.*) (\d)\s*[-:]\s*(\d) (.*)\+(.*?)(\s*\(?OT\)?)?\s*$")?;
+
+    let Some(caps) = regex.captures(line) else {
+        return Err(format!("Failed to match regex: {}",line).into());
+    };
+
+    let capture_groups: Vec<String> = caps
+            .iter()
+            .skip(1)
+            .flatten()
+            .map(|cap| cap.as_str().to_string())  
+            .collect();
+
+    let date_time = NaiveDateTime::parse_from_str(capture_groups.first().unwrap().trim(), "%m/%d/%y, %H:%M")?;
+    let fixed_offset = FixedOffset::east_opt(2 * 3600).expect("Invalid timezone offset");
+
+
+    let author = capture_groups.get(1).unwrap().trim();
+
+    let t1_0 = capture_groups.get(2).unwrap().trim();
+    let t1_1 = capture_groups.get(3).unwrap().trim();
+
+    let cups_t1: i8 = capture_groups.get(4).unwrap().parse()?;
+    let cups_t2: i8 = capture_groups.get(5).unwrap().parse()?;
+
+    let t2_0 = capture_groups.get(6).unwrap().trim();
+    let t2_1 = capture_groups.get(7).unwrap().trim();
+
+    let is_ot = capture_groups.get(8).is_some();
+
+    let norm_t1_0 = normalize_name(t1_0).ok_or_else(|| format!("Unknown name: {} on line {}",t1_0,line))?;
+    let norm_t1_1 = normalize_name(t1_1).ok_or_else(|| format!("Unknown name: {} on line {}",t1_1,line))?;
+    let norm_t2_0 = normalize_name(t2_0).ok_or_else(|| format!("Unknown name: {} on line {}",t2_0,line))?;
+    let norm_t2_1 = normalize_name(t2_1).ok_or_else(|| format!("Unknown name: {} on line {}",t2_1,line))?;
+    let norm_author = normalize_name(author).unwrap_or_else(|| "unknown".to_string());
+
+    Ok(Game{
+        added: fixed_offset.from_utc_datetime(&date_time),
+        author: norm_author,
+        t0p0: norm_t1_0,
+        t0p1: norm_t1_1,
+        t1p0: norm_t2_0,
+        t1p1: norm_t2_1,
+        score: cups_t1 - cups_t2,
+        ot: is_ot,
+    })
+}
+