107 lines
4.0 KiB
JavaScript
107 lines
4.0 KiB
JavaScript
/* OpenTally: Open-source election vote counting
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* Copyright © 2021 Lee Yingtong Li (RunasSudo)
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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function clickAdvancedOptions() {
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if (document.getElementById('divAdvancedOptions').style.display === 'none') {
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document.getElementById('divAdvancedOptions').style.display = 'grid';
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document.getElementById('btnAdvancedOptions').innerHTML = 'Hide advanced options';
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} else {
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document.getElementById('divAdvancedOptions').style.display = 'none';
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document.getElementById('btnAdvancedOptions').innerHTML = 'Show advanced options';
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}
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}
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var wasm = wasm_bindgen;
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var tblResult = document.getElementById('result');
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var divLogs2 = document.getElementById('resultLogs2');
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var olStageComments;
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function updateResultTable(result) {
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for (let i = 0; i < result.length; i++) {
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tblResult.rows[i].insertAdjacentHTML('beforeend', result[i]);
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}
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}
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function updateStageComments(comment) {
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let elLi = document.createElement('li');
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elLi.innerHTML = comment;
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olStageComments.append(elLi);
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}
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async function clickCount() {
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if (document.getElementById('bltFile').files.length === 0) {
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return;
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}
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// Read BLT file
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let bltFile = document.getElementById('bltFile').files[0];
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let electionData = await bltFile.text();
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// Load WASM
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await wasm_bindgen('opentally_bg.wasm');
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// Init election
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let election = wasm.election_from_blt_Rational(electionData);
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// Init results table
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tblResult.innerHTML = wasm.init_results_table_Rational(election);
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divLogs2.innerHTML = '<p>Stage comments:</p>';
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olStageComments = document.createElement('ol');
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divLogs2.append(olStageComments);
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// Init STV options
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let opts = wasm.STVOptions.new(
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document.getElementById('chkRoundTVs').checked ? parseInt(document.getElementById('txtRoundTVs').value) : null,
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document.getElementById('chkRoundWeights').checked ? parseInt(document.getElementById('txtRoundWeights').value) : null,
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document.getElementById('chkRoundVotes').checked ? parseInt(document.getElementById('txtRoundVotes').value) : null,
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document.getElementById('chkRoundQuota').checked ? parseInt(document.getElementById('txtRoundQuota').value) : null,
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document.getElementById('selQuota').value,
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document.getElementById('selQuotaCriterion').value,
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document.getElementById('selTransfers').value,
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document.getElementById('selSurplus').value,
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document.getElementById('selPapers').value == 'transferable',
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document.getElementById('selExclusion').value,
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parseInt(document.getElementById('txtPPDP').value),
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);
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// Describe count
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let filePath = document.getElementById('bltFile').value;
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filePath = filePath.substring(Math.max(filePath.lastIndexOf('\\'), filePath.lastIndexOf('/')) + 1);
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document.getElementById('resultLogs1').innerHTML = wasm.describe_count_Rational(filePath, election, opts);
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// Step election
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let state = wasm.CountStateRational.new(election);
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wasm.count_init_Rational(state, opts);
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updateResultTable(wasm.update_results_table_Rational(1, state, opts));
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updateStageComments(wasm.update_stage_comments_Rational(state));
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for (let stageNum = 2;; stageNum++) {
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let isDone = wasm.count_one_stage_Rational(state, opts);
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if (isDone) {
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break;
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}
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updateResultTable(wasm.update_results_table_Rational(stageNum, state, opts));
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updateStageComments(wasm.update_stage_comments_Rational(state));
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}
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updateResultTable(wasm.finalise_results_table_Rational(state));
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divLogs2.insertAdjacentHTML('beforeend', wasm.final_result_summary_Rational(state));
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}
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