Break Time Calculator

Break Time Calculator: Calculate Your Work Breaks :root { –primary-color: #004a99; –success-color: #28a745; –background-color: #f8f9fa; –text-color: #333; –border-color: #ddd; –shadow-color: rgba(0, 0, 0, 0.1); –button-hover-bg: #003366; –error-color: #dc3545; } body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; background-color: var(–background-color); color: var(–text-color); line-height: 1.6; margin: 0; padding: 20px; display: flex; flex-direction: column; align-items: center; } .container { width: 100%; max-width: 960px; background-color: #fff; padding: 30px; border-radius: 8px; box-shadow: 0 4px 15px var(–shadow-color); margin-bottom: 30px; } h1, h2, h3 { color: var(–primary-color); text-align: center; } h1 { margin-bottom: 15px; font-size: 2.2em; } h2 { margin-top: 30px; margin-bottom: 20px; font-size: 1.8em; border-bottom: 2px solid var(–primary-color); padding-bottom: 10px; } h3 { margin-top: 25px; margin-bottom: 15px; font-size: 1.4em; } .calc-section { margin-bottom: 30px; } .loan-calc-container { background-color: #f0f0f0; padding: 25px; border-radius: 8px; border: 1px solid var(–border-color); margin-bottom: 20px; } .input-group { margin-bottom: 20px; text-align: left; } .input-group label { display: block; margin-bottom: 8px; font-weight: bold; color: var(–primary-color); } .input-group input[type="number"], .input-group select { width: calc(100% – 20px); padding: 12px; border: 1px solid var(–border-color); border-radius: 5px; font-size: 1em; box-sizing: border-box; transition: border-color 0.3s ease; } .input-group input[type="number"]:focus, .input-group select:focus { outline: none; border-color: var(–primary-color); } .input-group .helper-text { font-size: 0.85em; color: #666; margin-top: 5px; display: block; } .error-message { color: var(–error-color); font-size: 0.85em; margin-top: 5px; min-height: 1.2em; /* Reserve space for error messages */ } .button-group { display: flex; justify-content: space-between; margin-top: 25px; flex-wrap: wrap; /* Allow buttons to wrap on smaller screens */ gap: 10px; /* Add space between buttons */ } .button-group button { padding: 12px 20px; border: none; border-radius: 5px; cursor: pointer; font-size: 1em; font-weight: bold; transition: background-color 0.3s ease, color 0.3s ease; flex: 1; /* Allow buttons to grow and shrink */ min-width: 150px; /* Minimum width for buttons */ } .btn-calculate { background-color: var(–primary-color); color: white; } .btn-calculate:hover { background-color: var(–button-hover-bg); } .btn-reset, .btn-copy { background-color: #6c757d; color: white; } .btn-reset:hover, .btn-copy:hover { background-color: #5a6268; } #results { margin-top: 30px; background-color: var(–primary-color); color: white; padding: 25px; border-radius: 8px; text-align: center; box-shadow: inset 0 0 15px rgba(0, 0, 0, 0.2); } #results h3 { color: white; margin-top: 0; font-size: 1.6em; margin-bottom: 15px; } .primary-result { font-size: 2.5em; font-weight: bold; margin-bottom: 15px; } .intermediate-results span, .key-assumptions span { display: block; margin-bottom: 8px; font-size: 1.1em; } .formula-explanation { font-size: 0.95em; margin-top: 15px; border-top: 1px dashed rgba(255, 255, 255, 0.5); padding-top: 10px; } #copyMessage { color: var(–success-color); font-weight: bold; margin-top: 10px; display: none; /* Hidden by default */ } table { width: 100%; border-collapse: collapse; margin-top: 20px; margin-bottom: 30px; box-shadow: 0 2px 8px var(–shadow-color); } th, td { padding: 12px 15px; text-align: left; border: 1px solid var(–border-color); } thead th { background-color: var(–primary-color); color: white; font-weight: bold; } tbody tr:nth-child(even) { background-color: #f2f2f2; } caption { font-weight: bold; font-size: 1.1em; margin-bottom: 10px; color: var(–primary-color); text-align: left; } .chart-container { text-align: center; background-color: #fff; padding: 20px; border-radius: 8px; box-shadow: 0 2px 8px var(–shadow-color); margin-bottom: 30px; } #breakChart { max-width: 100%; height: auto; } .chart-legend { margin-top: 15px; font-size: 0.9em; color: #555; } .chart-legend span { display: inline-block; margin: 0 10px; } .article-content { width: 100%; max-width: 960px; background-color: #fff; padding: 30px; border-radius: 8px; box-shadow: 0 4px 15px var(–shadow-color); margin-top: 30px; text-align: left; } .article-content p, .article-content ul, .article-content ol { margin-bottom: 15px; color: var(–text-color); } .article-content li { margin-bottom: 8px; } .article-content a { color: var(–primary-color); text-decoration: none; font-weight: bold; } .article-content a:hover { text-decoration: underline; } .faq-item { margin-bottom: 15px; } .faq-question { font-weight: bold; color: var(–primary-color); margin-bottom: 5px; cursor: pointer; } .faq-answer { display: none; /* Hidden by default */ margin-left: 15px; font-size: 0.95em; color: #555; } .related-tools ul { list-style: none; padding: 0; } .related-tools li { margin-bottom: 10px; } /* Responsive adjustments */ @media (max-width: 768px) { .container, .article-content { padding: 20px; } .button-group button { min-width: 120px; } } @media (max-width: 480px) { h1 { font-size: 1.8em; } h2 { font-size: 1.5em; } .primary-result { font-size: 2em; } .button-group { flex-direction: column; align-items: center; } .button-group button { width: 90%; min-width: unset; } }

Break Time Calculator

Calculate recommended break durations and identify optimal break schedules.

Enter the total number of hours you will be working in a single shift.
How long do you prefer to work continuously before taking a short break? (e.g., 50 minutes)
Duration for each short break.
After how many hours of work should a longer break be considered? (e.g., 4 hours)
Duration for each long break.
Results copied!

Your Recommended Break Schedule

Calculations based on dividing total work hours into specified work and break intervals.

Work vs. Break Time Distribution

Work Time Break Time
Distribution of work and break times throughout your shift.

Break Schedule Summary

Break Type Frequency Duration (Minutes) Total Time (Minutes)
Short Breaks
Long Breaks
Total Breaks
Detailed breakdown of your break schedule.

Understanding the Break Time Calculator

In today's fast-paced work environments, managing productivity and well-being is paramount. Regular breaks are not a luxury but a necessity for sustained focus, preventing burnout, and maintaining overall health. Our **Break Time Calculator** is an essential tool designed to help individuals and businesses establish an optimal work-break rhythm. It goes beyond simple time tracking, offering insights into how structured breaks can enhance performance and job satisfaction. This guide will delve into what a **break time calculator** is, how it works, and its significance in various professional settings.

What is a Break Time Calculator?

A **break time calculator** is a digital tool that helps users determine the appropriate duration and frequency of breaks during a workday. It typically takes inputs such as total work hours, preferred continuous work periods, and desired break lengths to suggest a balanced schedule. This tool is particularly useful for understanding general best practices for breaks, though it's important to note that specific legal requirements for breaks can vary significantly by region, industry, and company policy. It serves as a helpful guide for planning, ensuring that employees have adequate recovery periods to maintain productivity and avoid fatigue.

Who Should Use It?

  • Employees: To understand their rights and best practices for managing their energy and focus throughout the day.
  • Managers and HR Professionals: To help create effective break policies that comply with regulations and promote employee well-being and productivity.
  • Freelancers and Remote Workers: To self-manage their schedules and ensure they incorporate necessary breaks for sustained performance.
  • Students: For managing study sessions and ensuring adequate rest between learning periods.

Common Misconceptions:

  • Breaks reduce productivity: In reality, well-timed breaks often increase overall productivity by preventing mental fatigue and improving concentration upon return to work.
  • All breaks are equal: The effectiveness of a break depends on its duration, type, and how it's spent. A short, active break can be more refreshing than a long one spent scrolling on a phone.
  • Company policy always dictates breaks: While companies set policies, understanding general best practices and legal minimums empowers individuals to advocate for necessary rest.

Break Time Calculator Formula and Mathematical Explanation

The **break time calculator** uses a straightforward logic based on dividing the total work duration into work segments and rest periods. The core idea is to ensure that the sum of all work intervals and all break intervals equals the total scheduled work hours.

Let's break down the calculation steps:

  1. Calculate the number of full work intervals: This determines how many periods of continuous work you'll have. Number of Full Work Intervals = floor(Total Work Hours * 60 / Work Interval (minutes))
  2. Determine the time spent on full work intervals: Time on Full Work Intervals = Number of Full Work Intervals * Work Interval (minutes)
  3. Calculate the remaining work time: This is the time left after fitting in as many full work intervals as possible. Remaining Work Time = (Total Work Hours * 60) - Time on Full Work Intervals
  4. Calculate the number of short breaks: This is usually one less than the number of full work intervals, as a break typically follows a work period. Number of Short Breaks = Number of Full Work Intervals - 1
  5. Calculate the total duration of short breaks: Total Short Break Time = Number of Short Breaks * Short Break Duration (minutes)
  6. Determine if a long break is needed: A long break is typically scheduled after a certain number of work hours. We check if the total work time (excluding breaks) exceeds the long break interval. Number of Long Breaks = floor(Time on Full Work Intervals / (Long Break Interval (hours) * 60)) Note: This calculation is simplified. A more robust calculation would consider the actual work time elapsed, including partial intervals.
  7. Calculate the total duration of long breaks: Total Long Break Time = Number of Long Breaks * Long Break Duration (minutes)
  8. Calculate total break time: Total Break Time = Total Short Break Time + Total Long Break Time
  9. Calculate total work time (excluding all breaks): Actual Work Time = (Total Work Hours * 60) - Total Break Time
  10. Calculate total breaks: Total Breaks = Number of Short Breaks + Number of Long Breaks

The primary result often displayed is the Total Break Time or the number of breaks, helping users visualize their downtime. The calculator adjusts these based on the inputs provided to create a balanced schedule.

Variables and Units

Variable Meaning Unit Typical Range
Total Work Hours Total duration of the work shift. Hours 4 – 16
Work Interval (Minutes) Duration of continuous work before a short break. Minutes 25 – 60
Short Break Duration (Minutes) Length of each short break. Minutes 5 – 15
Long Break Interval (Hours) Work hours after which a long break is recommended. Hours 2 – 6
Long Break Duration (Minutes) Length of each long break. Minutes 15 – 60
Total Break Time Total accumulated time spent on breaks. Minutes Varies
Total Breaks Total count of breaks taken. Count Varies

Practical Examples (Real-World Use Cases)

Example 1: Standard 8-Hour Workday

Scenario: Sarah is working a standard 8-hour day. She prefers to work in focused 50-minute blocks and take short 10-minute breaks. She believes a longer break is beneficial after 4 hours of work, lasting 30 minutes.

Inputs:

  • Total Work Hours: 8
  • Work Interval: 50 minutes
  • Short Break Duration: 10 minutes
  • Long Break Interval: 4 hours
  • Long Break Duration: 30 minutes

Calculation Breakdown:

  • Total minutes to account for: 8 hours * 60 min/hour = 480 minutes.
  • Number of 50-min work intervals in 480 mins: floor(480 / 50) = 9 intervals. This seems high as it doesn't account for breaks yet. Let's refine:
  • Let's calculate the number of work intervals based on the preferred continuous work time. If Sarah works 50 mins, she needs a break. A 4-hour block (240 mins) needs consideration for the long break.
  • Work block 1: 50 mins work -> 10 mins break (Total 60 mins elapsed)
  • Work block 2: 50 mins work -> 10 mins break (Total 120 mins elapsed)
  • Work block 3: 50 mins work -> 10 mins break (Total 180 mins elapsed)
  • Work block 4: 50 mins work. At this point (230 mins elapsed), she has worked for nearly 4 hours. She takes her 30 min long break. Total elapsed: 180 + 50 + 30 = 260 mins.
  • Work block 5: 50 mins work -> 10 mins break (Total 260 + 50 + 10 = 320 mins elapsed)
  • Work block 6: 50 mins work -> 10 mins break (Total 320 + 50 + 10 = 380 mins elapsed)
  • Work block 7: 50 mins work -> 10 mins break (Total 380 + 50 + 10 = 440 mins elapsed)
  • Remaining time: 480 – 440 = 40 minutes. This final block is less than her preferred 50 mins, so no additional break is needed after it.

Results:

  • Total Breaks: 7 (6 short breaks + 1 long break)
  • Total Short Breaks: 6
  • Total Long Breaks: 1
  • Total Break Time: (6 * 10 mins) + (1 * 30 mins) = 60 + 30 = 90 minutes.

Interpretation: Sarah will spend 90 minutes on breaks throughout her 8-hour shift, resulting in 390 minutes (6.5 hours) of actual work time. This schedule provides regular short rests and a substantial longer break in the middle of the day.

Example 2: Extended 12-Hour Shift

Scenario: David is working a 12-hour shift. He finds that working for 90 minutes straight is productive, followed by a 15-minute break. He needs a longer break after 3 hours of work, lasting 45 minutes.

Inputs:

  • Total Work Hours: 12
  • Work Interval: 90 minutes
  • Short Break Duration: 15 minutes
  • Long Break Interval: 3 hours
  • Long Break Duration: 45 minutes

Calculation Breakdown:

  • Total minutes: 12 hours * 60 min/hour = 720 minutes.
  • Work block 1: 90 mins work -> 15 mins break (Total 105 mins elapsed)
  • Work block 2: 90 mins work -> 15 mins break (Total 105 + 90 + 15 = 210 mins elapsed)
  • Work block 3: 90 mins work. Total work time so far: 90 + 90 + 90 = 270 mins. This is just under 3 hours. He takes his 45 min long break. Total elapsed: 210 + 90 + 45 = 345 mins.
  • Work block 4: 90 mins work -> 15 mins break (Total 345 + 90 + 15 = 450 mins elapsed)
  • Work block 5: 90 mins work -> 15 mins break (Total 450 + 90 + 15 = 555 mins elapsed)
  • Work block 6: 90 mins work. Total work time: 90*6 = 540 mins. This is 9 hours. He takes his second 45 min long break. Total elapsed: 555 + 90 + 45 = 690 mins.
  • Remaining time: 720 – 690 = 30 minutes. This final work segment is short, so no additional break is needed.

Results:

  • Total Breaks: 8 (5 short breaks + 2 long breaks)
  • Total Short Breaks: 5
  • Total Long Breaks: 2
  • Total Break Time: (5 * 15 mins) + (2 * 45 mins) = 75 + 90 = 165 minutes.

Interpretation: David will take breaks totalling 165 minutes (2 hours and 45 minutes) during his 12-hour shift. This means he will have approximately 555 minutes (9 hours and 15 minutes) of actual work time, ensuring he has regular recovery periods during a demanding shift.

How to Use This Break Time Calculator

Using the **break time calculator** is simple and intuitive. Follow these steps to generate your personalized break schedule:

  1. Input Total Work Hours: Enter the total number of hours you are scheduled to work for your shift. This is the overall duration you need to plan breaks within.
  2. Set Work Interval: Specify how long you prefer to work continuously before taking a short break. Common choices are between 45 to 60 minutes for tasks requiring sustained focus.
  3. Define Short Break Duration: Enter how many minutes each short break should last. Typically, 5 to 15 minutes is recommended for a quick refresh.
  4. Specify Long Break Interval: Indicate after how many hours of work you'd like a longer, more substantial break. This helps prevent mid-shift fatigue. Common intervals are 3 or 4 hours.
  5. Set Long Break Duration: Enter the desired length for your long breaks, usually between 15 to 45 minutes.
  6. Calculate: Click the "Calculate Breaks" button. The calculator will process your inputs and display the recommended break schedule.

How to Read Results:

  • Primary Result: This highlights the total recommended break time in minutes for your entire shift.
  • Intermediate Values: Details like the total number of breaks, number of short breaks, and number of long breaks provide a clearer picture of your schedule.
  • Table Summary: The table offers a detailed breakdown of each break type, its frequency, duration, and total time commitment.
  • Chart: The visual representation shows the proportion of your shift dedicated to work versus breaks, offering an easy-to-understand overview.

Decision-Making Guidance:

Use the results as a guideline. Adjust the inputs based on your personal preferences, the nature of your work (e.g., physically demanding vs. desk job), and any legal or company requirements. For instance, if your job involves intense concentration, you might opt for shorter, more frequent breaks. If you work in a role with specific legal break entitlements, ensure your inputs align with or exceed those mandates.

Key Factors That Affect Break Time Calculations

While the **break time calculator** provides a structured recommendation, several real-world factors can influence the ideal break schedule:

  1. Nature of Work: Physically demanding jobs or roles requiring high levels of concentration (e.g., surgery, programming) may necessitate more frequent or longer breaks than less demanding tasks.
  2. Workplace Regulations and Laws: Many jurisdictions have specific laws dictating minimum break times based on hours worked. Always ensure your schedule complies with these legal requirements. Consult the FAQ for more on this.
  3. Individual Physiological Needs: People have different energy levels and fatigue thresholds. Some may function optimally with short, frequent rests, while others prefer fewer, longer breaks. Personal experimentation is key.
  4. Work Environment: Factors like noise levels, lighting, and temperature can impact fatigue. A stressful or uncomfortable environment might require more frequent breaks.
  5. Task Complexity and Cognitive Load: Tasks requiring significant problem-solving or decision-making can be mentally draining, warranting more structured breaks to maintain cognitive function.
  6. Company Culture and Policy: Some companies foster a culture of taking breaks, while others may implicitly discourage it. Understanding and navigating your company's approach is important.
  7. Personal Health and Well-being: Underlying health conditions, sleep quality, and stress levels can all affect how much rest an individual needs throughout the workday.
  8. Breaks for Commuting or Transition: For remote or hybrid workers, the time taken to transition between tasks or even briefly step away from the workspace can act as mini-breaks.

Frequently Asked Questions (FAQ)

What are the legal break requirements?
Legal requirements vary widely by country, state, and even industry. In the US, the Fair Labor Standards Act (FLSA) doesn't mandate breaks for adults, but many states do. For example, California requires a 10-minute paid break for every 4 hours worked. Always check your local labor laws and union agreements.
Can I combine my short and long breaks?
Generally, it's recommended to keep breaks separate to maximize their restorative effect. Combining them might result in a break that's too long or disruptive to workflow. However, if your work context allows and it suits your needs, you might combine them, but consider the impact on overall work continuity.
Does the calculator account for unpaid meal breaks?
This calculator primarily focuses on short, restorative breaks and recommends longer breaks that might be paid or unpaid depending on your work agreement. It does not automatically subtract standard unpaid meal breaks (like a 30-minute lunch) from the total work hours. You should input your total shift duration, and then consider where your mandated unpaid meal break fits within the schedule generated.
What is the best way to spend a break?
The most effective breaks involve stepping away from your work tasks. Activities like stretching, walking, meditating, or simply closing your eyes for a few minutes can be highly beneficial. Avoid spending your break time on mentally taxing activities or engaging with screens excessively.
How often should I take breaks if I have a very demanding job?
For highly demanding cognitive or physical tasks, shorter and more frequent breaks are often advised. Consider reducing your work interval (e.g., to 30-40 minutes) and taking 5-10 minute breaks more often. Listen to your body's signals of fatigue.
Can I use this calculator for studying?
Absolutely! The principles of effective study sessions often mirror those of productive work. You can use the calculator to plan study intervals and short breaks to maintain focus and prevent burnout during long study periods. Just adjust the inputs to reflect your study goals.
What if my calculated total break time exceeds typical legal limits?
This calculator aims to optimize based on your preferences. If your calculated total break time seems excessive or potentially non-compliant, review your input values, especially the long break interval and duration. Always prioritize legal compliance over calculator suggestions. You might need to adjust to fewer or shorter long breaks.
How does inflation affect break time planning?
Inflation directly affects break time planning in terms of the *value* of breaks. While the duration remains the same, the perceived value might change. However, inflation doesn't typically alter the physiological need for rest. The focus remains on maintaining productivity and well-being, which breaks facilitate regardless of economic conditions. Consider the "cost" of lost productivity during longer breaks versus the benefit of sustained focus afterward.
var ctx = null; var breakChart = null; function validateInput(id, errorId, minValue, maxValue) { var input = document.getElementById(id); var errorElement = document.getElementById(errorId); var value = parseFloat(input.value); errorElement.textContent = "; // Clear previous error if (isNaN(value)) { errorElement.textContent = 'Please enter a valid number.'; return false; } if (value <= 0 && id !== 'totalWorkHours') { // Allowing 0 for work hours could be tricky, let's enforce positive errorElement.textContent = 'Value must be positive.'; return false; } if (id === 'totalWorkHours' && value < 1) { errorElement.textContent = 'Total work hours must be at least 1.'; return false; } if (minValue !== undefined && value maxValue) { errorElement.textContent = 'Value is too high. Maximum: ' + maxValue; return false; } return true; } function calculateBreaks() { if (!validateInput('totalWorkHours', 'totalWorkHoursError', 1) || !validateInput('workInterval', 'workIntervalError', 10) || !validateInput('shortBreakDuration', 'shortBreakDurationError', 1) || !validateInput('longBreakIntervalHours', 'longBreakIntervalHoursError', 1) || !validateInput('longBreakDuration', 'longBreakDurationError', 10)) { return; } var totalWorkHours = parseFloat(document.getElementById('totalWorkHours').value); var workIntervalMinutes = parseFloat(document.getElementById('workInterval').value); var shortBreakDurationMinutes = parseFloat(document.getElementById('shortBreakDuration').value); var longBreakIntervalHours = parseFloat(document.getElementById('longBreakIntervalHours').value); var longBreakDurationMinutes = parseFloat(document.getElementById('longBreakDuration').value); var totalWorkMinutes = totalWorkHours * 60; var longBreakIntervalMinutes = longBreakIntervalHours * 60; var currentWorkTime = 0; var totalBreakTimeMinutes = 0; var numShortBreaks = 0; var numLongBreaks = 0; var breakSchedule = []; // To store details for table and chart // Add initial work block currentWorkTime += workIntervalMinutes; while (currentWorkTime = longBreakIntervalMinutes && timeUntilNextPotentialBreak >= longBreakDurationMinutes) { // Time for a long break numLongBreaks++; totalBreakTimeMinutes += longBreakDurationMinutes; breakSchedule.push({ type: 'long', duration: longBreakDurationMinutes }); currentWorkTime += longBreakDurationMinutes; // Add break time to current elapsed time // After a long break, schedule the next work interval if (currentWorkTime < totalWorkMinutes) { currentWorkTime += workIntervalMinutes; if(currentWorkTime = shortBreakDurationMinutes) { // Time for a short break numShortBreaks++; totalBreakTimeMinutes += shortBreakDurationMinutes; breakSchedule.push({ type: 'short', duration: shortBreakDurationMinutes }); currentWorkTime += shortBreakDurationMinutes; // Add break time to current elapsed time // After a short break, schedule the next work interval if (currentWorkTime totalWorkMinutes) { actualWorkTimeMinutes = totalWorkMinutes; } if (totalBreakTimeMinutes > totalWorkMinutes) { totalBreakTimeMinutes = totalWorkMinutes; // Should not happen with proper logic } var totalBreaks = numShortBreaks + numLongBreaks; var totalWorkTimeHours = Math.floor(actualWorkTimeMinutes / 60); var totalWorkTimeMinutesPart = Math.floor(actualWorkTimeMinutes % 60); var totalBreakTimeHours = Math.floor(totalBreakTimeMinutes / 60); var totalBreakTimeMinutesPart = Math.floor(totalBreakTimeMinutes % 60); document.getElementById('mainResult').innerText = totalBreakTimeMinutes.toFixed(0) + " Minutes"; document.getElementById('totalBreaks').innerText = "Total Breaks: " + totalBreaks; document.getElementById('totalShortBreaks').innerText = "Total Short Breaks: " + numShortBreaks + " (" + (numShortBreaks * shortBreakDurationMinutes) + " mins)"; document.getElementById('totalLongBreaks').innerText = "Total Long Breaks: " + numLongBreaks + " (" + (numLongBreaks * longBreakDurationMinutes) + " mins)"; document.getElementById('totalBreakTime').innerText = "Total Dedicated Break Time: " + totalBreakTimeHours + "h " + totalBreakTimeMinutesPart + "m"; // Update Table var tableShortBreaksFreq = document.getElementById('tableShortBreaksFreq'); var tableShortBreaksDur = document.getElementById('tableShortBreaksDur'); var tableShortBreaksTotal = document.getElementById('tableShortBreaksTotal'); var tableLongBreaksFreq = document.getElementById('tableLongBreaksFreq'); var tableLongBreaksDur = document.getElementById('tableLongBreaksDur'); var tableLongBreaksTotal = document.getElementById('tableLongBreaksTotal'); var tableTotalBreaks = document.getElementById('tableTotalBreaks'); var tableTotalBreakTime = document.getElementById('tableTotalBreakTime'); tableShortBreaksFreq.innerText = numShortBreaks; tableShortBreaksDur.innerText = shortBreakDurationMinutes; tableShortBreaksTotal.innerText = (numShortBreaks * shortBreakDurationMinutes).toFixed(0); tableLongBreaksFreq.innerText = numLongBreaks; tableLongBreaksDur.innerText = longBreakDurationMinutes; tableLongBreaksTotal.innerText = (numLongBreaks * longBreakDurationMinutes).toFixed(0); tableTotalBreaks.innerText = totalBreaks; tableTotalBreakTime.innerText = totalBreakTimeMinutes.toFixed(0) + " mins"; // Update Chart updateChart(totalWorkMinutes, totalBreakTimeMinutes); document.getElementById('results').style.display = 'block'; } function updateChart(totalWorkMinutes, totalBreakTimeMinutes) { var actualWorkMinutes = totalWorkMinutes – totalBreakTimeMinutes; if (actualWorkMinutes < 0) actualWorkMinutes = 0; // Ensure work time isn't negative var chartData = { labels: ['Work Time', 'Break Time'], datasets: [{ label: 'Time Distribution', data: [actualWorkMinutes, totalBreakTimeMinutes], backgroundColor: [ 'rgba(0, 74, 153, 0.8)', // Primary color for Work Time 'rgba(40, 167, 69, 0.8)' // Success color for Break Time ], borderColor: [ 'rgba(0, 74, 153, 1)', 'rgba(40, 167, 69, 1)' ], borderWidth: 1 }] }; var totalMinutes = totalWorkMinutes; // Use original total work minutes for percentage calculation // Chart.js configuration (simplified for native canvas) if (breakChart) { breakChart.destroy(); // Destroy previous chart instance if it exists } ctx = document.getElementById('breakChart').getContext('2d'); breakChart = new Chart(ctx, { type: 'pie', // or 'bar' data: chartData, options: { responsive: true, maintainAspectRatio: false, plugins: { legend: { display: false // Legend is handled by the separate div }, tooltip: { callbacks: { label: function(context) { var label = context.label || ''; if (label) { label += ': '; } if (context.parsed) { var valueMinutes = context.parsed; var valueHours = Math.floor(valueMinutes / 60); var valueMinutesPart = Math.floor(valueMinutes % 60); label += valueHours + 'h ' + valueMinutesPart + 'm'; } return label; } } } }, // Customizing chart appearance elements: { arc: { borderWidth: 2, borderColor: '#fff' } } } }); } function resetCalculator() { document.getElementById('totalWorkHours').value = '8'; document.getElementById('workInterval').value = '50'; document.getElementById('shortBreakDuration').value = '10'; document.getElementById('longBreakIntervalHours').value = '4'; document.getElementById('longBreakDuration').value = '30'; // Clear error messages document.getElementById('totalWorkHoursError').textContent = ''; document.getElementById('workIntervalError').textContent = ''; document.getElementById('shortBreakDurationError').textContent = ''; document.getElementById('longBreakIntervalHoursError').textContent = ''; document.getElementById('longBreakDurationError').textContent = ''; // Hide results and clear them document.getElementById('results').style.display = 'none'; document.getElementById('mainResult').innerText = '–'; document.getElementById('totalBreaks').innerText = ''; document.getElementById('totalShortBreaks').innerText = ''; document.getElementById('totalLongBreaks').innerText = ''; document.getElementById('totalBreakTime').innerText = ''; // Clear table document.getElementById('tableShortBreaksFreq').innerText = '–'; document.getElementById('tableShortBreaksDur').innerText = '–'; document.getElementById('tableShortBreaksTotal').innerText = '–'; document.getElementById('tableLongBreaksFreq').innerText = '–'; document.getElementById('tableLongBreaksDur').innerText = '–'; document.getElementById('tableLongBreaksTotal').innerText = '–'; document.getElementById('tableTotalBreaks').innerText = '–'; document.getElementById('tableTotalBreakTime').innerText = '–'; // Clear chart if it exists if (breakChart) { breakChart.destroy(); breakChart = null; ctx = null; } // Reset copy message document.getElementById('copyMessage').style.display = 'none'; } function copyResults() { var mainResult = document.getElementById('mainResult').innerText; var totalBreaks = document.getElementById('totalBreaks').innerText; var totalShortBreaks = document.getElementById('totalShortBreaks').innerText; var totalLongBreaks = document.getElementById('totalLongBreaks').innerText; var totalBreakTime = document.getElementById('totalBreakTime').innerText; var tableShortBreaksFreq = document.getElementById('tableShortBreaksFreq').innerText; var tableShortBreaksDur = document.getElementById('tableShortBreaksDur').innerText; var tableShortBreaksTotal = document.getElementById('tableShortBreaksTotal').innerText; var tableLongBreaksFreq = document.getElementById('tableLongBreaksFreq').innerText; var tableLongBreaksDur = document.getElementById('tableLongBreaksDur').innerText; var tableLongBreaksTotal = document.getElementById('tableLongBreaksTotal').innerText; var tableTotalBreaks = document.getElementById('tableTotalBreaks').innerText; var tableTotalBreakTime = document.getElementById('tableTotalBreakTime').innerText; var assumptions = "Key Assumptions:\n" + "Total Work Hours: " + document.getElementById('totalWorkHours').value + "\n" + "Work Interval: " + document.getElementById('workInterval').value + " mins\n" + "Short Break Duration: " + document.getElementById('shortBreakDuration').value + " mins\n" + "Long Break Interval: " + document.getElementById('longBreakIntervalHours').value + " hrs\n" + "Long Break Duration: " + document.getElementById('longBreakDuration').value + " mins\n"; var resultsText = "— Break Time Calculation Results —\n\n" + "Recommended Break Schedule: " + mainResult + "\n" + totalBreaks + "\n" + totalShortBreaks + "\n" + totalLongBreaks + "\n" + totalBreakTime + "\n\n" + "Break Schedule Summary:\n" + "Short Breaks: " + tableShortBreaksFreq + " frequency, " + tableShortBreaksDur + " mins duration, " + tableShortBreaksTotal + " total mins\n" + "Long Breaks: " + tableLongBreaksFreq + " frequency, " + tableLongBreaksDur + " mins duration, " + tableLongBreaksTotal + " total mins\n" + "Total Breaks (Summary): " + tableTotalBreaks + "\n" + "Total Break Time (Summary): " + tableTotalBreakTime + "\n\n" + assumptions; try { navigator.clipboard.writeText(resultsText).then(function() { var copyMessage = document.getElementById('copyMessage'); copyMessage.style.display = 'block'; setTimeout(function() { copyMessage.style.display = 'none'; }, 3000); // Hide message after 3 seconds }); } catch (err) { console.error('Failed to copy text: ', err); // Fallback for older browsers or environments where clipboard API is not available prompt("Copy these results manually:", resultsText); } } function toggleFaq(element) { var answer = element.nextElementSibling; if (answer.style.display === "block") { answer.style.display = "none"; } else { answer.style.display = "block"; } } // Initial calculation on load document.addEventListener('DOMContentLoaded', function() { calculateBreaks(); });

Leave a Comment