demostf/cutter
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auto ticks and naming

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This commit is contained in:
Robin Appelman 2022-04-23 15:56:58 +02:00
commit d151938cc8
5 changed files with 43 additions and 18 deletions
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23
www/index.js
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@ -4,7 +4,11 @@ import {cut} from "democutter";
let fileSelect = document.getElementById('file');
let startInput = document.getElementById('start');
let endInput = document.getElementById('end');
fileSelect.addEventListener('change', (event) => {
let cutButton = document.getElementById('cut');
let outputName = "cut.dem";
cutButton.addEventListener('click', (event) => {
let start = parseInt(startInput.value);
let end = parseInt(endInput.value);
console.log(start, end);
@ -15,10 +19,25 @@ fileSelect.addEventListener('change', (event) => {
console.log(reader.result);
let result = cut(new Uint8Array(reader.result), start, end);
fileSelect.disabled = false;
save(result, "cut.dem");
save(result, outputName);
});
});
fileSelect.addEventListener('change', (event) => {
const tickRate = 66;
let name = fileSelect.files[0].name;
let match = name.match(/^([^_]+)_(\d+)\.dem$/);
if (match) {
let highlightTick = parseInt(match[2]);
startInput.value = highlightTick - tickRate * 10;
endInput.value = highlightTick + tickRate * 5 * 60;
outputName = `${match[1]}_${tickRate * 10}.dem`;
} else {
outputName = name.replace(/\.dem/, "_cut.dem");
}
});
function save(data, fileName) {
let a = document.createElement("a");
document.body.appendChild(a);