34 lines
892 B
JavaScript
34 lines
892 B
JavaScript
(function () {
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"use strict";
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function findActiveStep (steps) {
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for (var i = 0; i < steps.length; i++) {
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if (steps[i].className === 'active') {
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return i + 1;
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}
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}
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// The final "Finished" step is never "active".
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if (steps[steps.length - 1].className === 'done') {
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return steps.length;
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}
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return 0;
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}
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function installStepsSetup () {
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var steps = document.querySelectorAll('.task-list li');
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if (steps.length) {
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var header = document.querySelector('header[role="banner"]');
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var stepIndicator = document.createElement('div');
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stepIndicator.className = 'step-indicator';
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stepIndicator.innerHTML = findActiveStep(steps) + '/' + steps.length;
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header.appendChild(stepIndicator);
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}
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}
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if (document.addEventListener) {
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document.addEventListener('DOMContentLoaded', installStepsSetup);
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}
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})();
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