X-Git-Url: http://git.scottworley.com/voter/blobdiff_plain/05232d49a6890f9c2c01eb0462d49b5fd6c479bc..cf23c41d21b8844c2f8bf4fed870e35042b4585e:/src/main.rs diff --git a/src/main.rs b/src/main.rs index a12f73a..f75557e 100644 --- a/src/main.rs +++ b/src/main.rs @@ -47,21 +47,22 @@ 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); + if let Ok(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()); } - } else if vote == "1" { - tally - .entry(candidate.to_owned()) - .or_default() - .insert(voter.to_owned()); } } } @@ -91,7 +92,7 @@ fn set_cookie(mut response: cgi::Response, path: &str) -> Result cb.parentElement.removeChild(cb.previousElementSibling) if (req.status == 200) { cb.style.display = '' + const delta = cb.checked ? 1 : -1 + const count_td = cb.parentElement.previousElementSibling + count_td.textContent = parseInt(count_td.textContent) + delta } else { cb.parentElement.insertBefore(document.createTextNode('❗'), cb) } @@ -141,14 +145,37 @@ const HTML_HEADER: &str = " cb.disabled = false } } + function num_cmp(a, b) { + return parseInt(b.textContent) - parseInt(a.textContent) + } + function str_cmp(a, b) { + if (a.textContent < b.textContent) return -1 + if (a.textContent > b.textContent) return 1 + return 0 + } + function checked_cmp(a, b) { + vs = [a, b].map(x => { + const v = x.children[0].checked + 0 + return isNaN(v) ? -1 : v + }) + return vs[1] - vs[0] + } + function sort_table(col, cmp) { + const rows = Array.from(document.getElementsByTagName('tr')) + rows.shift() + rows.sort((a, b) => cmp(a.children[col], b.children[col])) + for (row of rows) { + row.parentElement.appendChild(row) + } + } - - - + + + "; const HTML_FOOTER: &str = "
CountVoteCandidateCountVoteCandidate