X-Git-Url: http://git.scottworley.com/voter/blobdiff_plain/f724d95fdf704f2480581d7de85f0198a5c049e8..05232d49a6890f9c2c01eb0462d49b5fd6c479bc:/src/main.rs diff --git a/src/main.rs b/src/main.rs index 920384e..a12f73a 100644 --- a/src/main.rs +++ b/src/main.rs @@ -1,4 +1,5 @@ use rand::prelude::*; +use std::collections::{HashMap, HashSet}; use std::io::prelude::*; use std::path::{Path, PathBuf}; @@ -44,6 +45,31 @@ fn get_voter(request: &cgi::Request) -> Result<&[u8], cgi::Response> { } } +fn tally_votes(dir: PathBuf) -> std::io::Result>> { + let mut tally: HashMap> = HashMap::new(); + let vfile = std::fs::File::open(dir.join("votes"))?; + for liner in std::io::BufReader::new(vfile).lines() { + let line = liner?; + if let Some((voter, datum)) = line.split_once(' ') { + if voter.len() == COOKIE_LENGTH { + if let Some((vote, candidate)) = datum.split_once(' ') { + if vote == "0" { + if let Some(entry) = tally.get_mut(candidate) { + entry.remove(voter); + } + } else if vote == "1" { + tally + .entry(candidate.to_owned()) + .or_default() + .insert(voter.to_owned()); + } + } + } + } + } + Ok(tally) +} + fn make_random_id() -> [u8; COOKIE_LENGTH] { let mut id = [0; COOKIE_LENGTH]; for i in 0..COOKIE_LENGTH { @@ -81,6 +107,7 @@ const HTML_HEADER: &str = " Vote!