How to Calculate Weighted Overtime

How to Calculate Weighted Overtime Pay | Expert Guide & Calculator :root { –primary-color: #004a99; –success-color: #28a745; –background-color: #f8f9fa; –text-color: #333; –border-color: #ccc; –light-gray: #e9ecef; –white: #fff; } 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: 0; } .container { max-width: 960px; margin: 20px auto; padding: 20px; background-color: var(–white); border-radius: 8px; box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1); } header { background-color: var(–primary-color); color: var(–white); padding: 20px 0; text-align: center; margin-bottom: 30px; border-radius: 8px 8px 0 0; } header h1 { margin: 0; font-size: 2.5em; font-weight: 700; } .calculator-section { background-color: var(–white); padding: 30px; border-radius: 8px; box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05); margin-bottom: 40px; } .calculator-section h2 { text-align: center; color: var(–primary-color); margin-bottom: 25px; font-size: 2em; } .loan-calc-container { display: flex; flex-direction: column; gap: 20px; } .input-group { display: flex; flex-direction: column; gap: 8px; } .input-group label { font-weight: 600; color: var(–primary-color); } .input-group input[type="number"], .input-group input[type="text"], .input-group select { padding: 12px 15px; border: 1px solid var(–border-color); border-radius: 5px; font-size: 1em; transition: border-color 0.3s ease; } .input-group input:focus, .input-group select:focus { outline: none; border-color: var(–primary-color); box-shadow: 0 0 0 3px rgba(0, 74, 153, 0.2); } .input-group .helper-text { font-size: 0.85em; color: #6c757d; } .error-message { color: #dc3545; font-size: 0.85em; margin-top: 5px; height: 1.2em; } .button-group { display: flex; gap: 15px; margin-top: 25px; flex-wrap: wrap; } button { padding: 12px 25px; border: none; border-radius: 5px; cursor: pointer; font-size: 1em; font-weight: 600; transition: background-color 0.3s ease, transform 0.2s ease; white-space: nowrap; } button.primary-button { background-color: var(–primary-color); color: var(–white); } button.primary-button:hover { background-color: #003b7f; transform: translateY(-1px); } button.secondary-button { background-color: var(–light-gray); color: var(–text-color); border: 1px solid var(–border-color); } button.secondary-button:hover { background-color: #d3d9e0; transform: translateY(-1px); } button.success-button { background-color: var(–success-color); color: var(–white); } button.success-button:hover { background-color: #218838; transform: translateY(-1px); } #results { background-color: var(–light-gray); padding: 25px; border-radius: 5px; margin-top: 30px; border-left: 5px solid var(–primary-color); } #results h3 { margin-top: 0; color: var(–primary-color); font-size: 1.5em; margin-bottom: 15px; } .result-item { margin-bottom: 10px; font-size: 1.1em; } .result-item strong { color: var(–primary-color); } .highlighted-result { font-size: 1.8em; font-weight: bold; color: var(–primary-color); background-color: #fff; padding: 15px; border-radius: 5px; text-align: center; margin-top: 15px; box-shadow: 0 0 10px rgba(0, 74, 153, 0.2); } table { width: 100%; border-collapse: collapse; margin-top: 25px; margin-bottom: 25px; box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05); } th, td { padding: 12px 15px; text-align: left; border: 1px solid var(–border-color); } thead { background-color: var(–primary-color); color: var(–white); } tbody tr:nth-child(even) { background-color: var(–light-gray); } caption { caption-side: top; font-weight: bold; font-size: 1.1em; color: var(–primary-color); margin-bottom: 10px; text-align: left; } #chartContainer { width: 100%; max-width: 600px; margin: 30px auto; text-align: center; background-color: var(–white); padding: 20px; border-radius: 8px; box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05); } #chartContainer h3 { margin-top: 0; color: var(–primary-color); font-size: 1.5em; margin-bottom: 15px; } .article-section { margin-top: 40px; margin-bottom: 40px; } .article-section h2 { color: var(–primary-color); font-size: 2em; margin-bottom: 20px; border-bottom: 2px solid var(–primary-color); padding-bottom: 10px; } .article-section h3 { color: var(–primary-color); font-size: 1.6em; margin-top: 25px; margin-bottom: 15px; } .article-section p, .article-section ul, .article-section ol { margin-bottom: 20px; font-size: 1.1em; } .article-section ul li, .article-section ol li { margin-bottom: 10px; } .faq-item { margin-bottom: 20px; padding: 15px; background-color: var(–light-gray); border-radius: 5px; } .faq-item h4 { margin-top: 0; color: var(–primary-color); font-size: 1.2em; margin-bottom: 8px; } .internal-links-section ul { list-style: none; padding: 0; } .internal-links-section li { margin-bottom: 15px; } .internal-links-section a { color: var(–primary-color); text-decoration: none; font-weight: 600; } .internal-links-section a:hover { text-decoration: underline; } .internal-links-section p { font-size: 0.9em; color: #6c757d; margin-top: 5px; } /* Responsive adjustments */ @media (max-width: 768px) { .container { margin: 10px; padding: 15px; } header h1 { font-size: 1.8em; } .calculator-section h2, .article-section h2 { font-size: 1.7em; } .article-section h3 { font-size: 1.4em; } .button-group { flex-direction: column; align-items: stretch; } button { width: 100%; } #results, #chartContainer { padding: 15px; } }

How to Calculate Weighted Overtime Pay

Weighted Overtime Calculator

This calculator helps you determine your weighted overtime pay based on different pay rates for different hours worked within a workweek.

Enter the total standard hours you worked in the week.
Your normal hourly wage before any overtime.
Hours worked at the first overtime rate.
Multiplier for the first overtime rate (e.g., 1.5 for time-and-a-half).
Hours worked at the second overtime rate.
Multiplier for the second overtime rate (e.g., 2.0 for double time).

Your Weighted Overtime Pay Summary

Regular Pay: $0.00

Overtime Pay (Rate 1): $0.00

Overtime Pay (Rate 2): $0.00

Total Hours Worked: 0

Weighted Average Overtime Rate: $0.00

Formula Used: Regular Pay + Overtime Pay (Rate 1) + Overtime Pay (Rate 2). The weighted average overtime rate is calculated by dividing total overtime earnings by total overtime hours.

$0.00
Assumptions: Standard workweek is 40 hours. Overtime is paid at a premium rate beyond standard hours.

Overtime Pay Breakdown

This chart visualizes the proportion of your earnings from regular pay and different overtime rates.

Overtime Pay Details
Category Hours Hourly Rate Total Earnings
Regular Pay 0 $0.00 $0.00
Overtime (Rate 1) 0 $0.00 $0.00
Overtime (Rate 2) 0 $0.00 $0.00
Total 0 $0.00

What is Weighted Overtime Pay?

Weighted overtime pay is a method used to calculate the overtime compensation for employees who work hours at different premium rates within a single pay period. Instead of a single overtime rate, this approach accounts for variations in how overtime is compensated. For instance, some hours might be paid at 1.5 times the regular rate (time-and-a-half), while others might be paid at double the regular rate (double time) due to specific circumstances like working on a holiday or exceeding a certain threshold of overtime hours. Understanding how to calculate weighted overtime is crucial for both employees to ensure accurate pay and for employers to comply with labor laws and manage payroll effectively. This method ensures that overtime earned at higher premium rates is appropriately reflected in the final paycheck.

Who should use it: Employees in industries where fluctuating overtime rates are common, such as healthcare, manufacturing, or emergency services, will benefit from understanding weighted overtime. Employers and payroll administrators must use this calculation method to ensure accurate and compliant wage payments. It's particularly relevant for salaried non-exempt employees who receive overtime pay or hourly employees working under complex overtime structures.

Common Misconceptions: A frequent misunderstanding is that all overtime is paid at a single rate (e.g., always time-and-a-half). Weighted overtime acknowledges that different overtime hours can carry different multipliers. Another misconception is that the "weighted average" simply averages the multipliers; in reality, it involves calculating the actual earnings at each rate and then determining the overall effective rate. Finally, some may incorrectly assume that the Fair Labor Standards Act (FLSA) mandates specific weighted overtime calculations beyond the standard time-and-a-half for non-exempt employees, when in fact, weighted methods are often adopted by employers or specified by collective bargaining agreements for complex pay structures.

Weighted Overtime Pay Formula and Mathematical Explanation

The core principle behind calculating weighted overtime pay is to determine the total earnings by summing the regular pay and the pay earned at each distinct overtime rate, then potentially deriving a weighted average overtime rate if needed. Here's a breakdown:

Step 1: Calculate Regular Pay

First, determine the earnings for the standard, non-overtime hours worked.

Regular Pay = Regular Hours Worked × Regular Hourly Rate

Step 2: Calculate Overtime Pay for Each Rate

For each distinct overtime rate, calculate the earnings separately.

Overtime Pay (Rate X) = Overtime Hours (Rate X) × (Regular Hourly Rate × Overtime Multiplier X)

Where 'Rate X' refers to the first overtime rate, second overtime rate, etc.

Step 3: Calculate Total Overtime Pay

Sum the overtime pay from all different rates.

Total Overtime Pay = Overtime Pay (Rate 1) + Overtime Pay (Rate 2) + ...

Step 4: Calculate Total Weekly Earnings

Combine regular pay and total overtime pay.

Total Weekly Earnings = Regular Pay + Total Overtime Pay

Step 5: (Optional) Calculate Weighted Average Overtime Rate

This shows the effective overtime rate across all overtime hours worked.

Weighted Average Overtime Rate = Total Overtime Pay / Total Overtime Hours

Where Total Overtime Hours = Overtime Hours (Rate 1) + Overtime Hours (Rate 2) + ...

Variable Explanations

Variable Meaning Unit Typical Range
Regular Hours Worked The number of hours an employee works that are not considered overtime in a week. Often capped at 40 hours. Hours 0 – 40 (or company standard)
Regular Hourly Rate The base rate of pay for each hour worked during regular time. Currency per Hour (e.g., $/hour) Varies widely by industry and role ($15 – $100+)
Overtime Hours (Rate X) The specific number of hours worked that qualify for a particular overtime premium (e.g., hours worked on a Sunday). Hours 0 – Varies
Overtime Multiplier X The factor by which the regular hourly rate is multiplied to determine the overtime rate. Multiplier (e.g., 1.5, 2.0) Commonly 1.5 or 2.0; can be higher by agreement.
Regular Pay Total earnings from standard working hours. Currency (e.g., $) Depends on Regular Hours and Rate
Overtime Pay (Rate X) Total earnings for hours worked at a specific overtime premium. Currency (e.g., $) Depends on Overtime Hours, Rate, and Multiplier
Total Weekly Earnings The sum of all earnings for the week, including regular and all overtime pay. Currency (e.g., $) Sum of all components
Weighted Average Overtime Rate The effective hourly rate earned for all overtime hours worked, considering different premium rates. Currency per Hour (e.g., $/hour) Typically higher than Regular Hourly Rate

Practical Examples (Real-World Use Cases)

Example 1: Manufacturing Shift Supervisor

Maria is a shift supervisor in a manufacturing plant. Her regular hourly rate is $30.00. Her standard workweek is 40 hours. This week, she worked 40 regular hours, an additional 6 hours on Saturday at time-and-a-half (1.5x), and 3 hours on Sunday at double time (2.0x) due to a production emergency.

  • Regular Hours: 40
  • Regular Rate: $30.00/hour
  • Overtime Hours (Rate 1): 6 (Saturday, 1.5x)
  • Overtime Multiplier 1: 1.5
  • Overtime Hours (Rate 2): 3 (Sunday, 2.0x)
  • Overtime Multiplier 2: 2.0

Calculations:

  • Regular Pay: 40 hours * $30.00/hour = $1,200.00
  • Overtime Pay (Rate 1): 6 hours * ($30.00/hour * 1.5) = 6 hours * $45.00/hour = $270.00
  • Overtime Pay (Rate 2): 3 hours * ($30.00/hour * 2.0) = 3 hours * $60.00/hour = $180.00
  • Total Weekly Earnings: $1,200.00 + $270.00 + $180.00 = $1,650.00
  • Total Overtime Hours: 6 + 3 = 9 hours
  • Weighted Average Overtime Rate: ($270.00 + $180.00) / 9 hours = $450.00 / 9 hours = $50.00/hour

Interpretation: Maria earned $1,650.00 for her 49 hours of work. Her overtime hours, while only 9 out of 49, significantly boosted her earnings, averaging an effective rate of $50.00 per hour for those overtime periods.

Example 2: Emergency Response Paramedic

David is a paramedic whose base pay is $25.00 per hour for a 40-hour week. This week was particularly demanding. He worked 40 regular hours, plus 10 hours of overtime on weekdays that are paid at 1.5x, and he was called in on a public holiday (which counts as 8 hours of overtime) paid at 2.0x.

  • Regular Hours: 40
  • Regular Rate: $25.00/hour
  • Overtime Hours (Rate 1): 10 (Weekdays, 1.5x)
  • Overtime Multiplier 1: 1.5
  • Overtime Hours (Rate 2): 8 (Holiday, 2.0x)
  • Overtime Multiplier 2: 2.0

Calculations:

  • Regular Pay: 40 hours * $25.00/hour = $1,000.00
  • Overtime Pay (Rate 1): 10 hours * ($25.00/hour * 1.5) = 10 hours * $37.50/hour = $375.00
  • Overtime Pay (Rate 2): 8 hours * ($25.00/hour * 2.0) = 8 hours * $50.00/hour = $400.00
  • Total Weekly Earnings: $1,000.00 + $375.00 + $400.00 = $1,775.00
  • Total Overtime Hours: 10 + 8 = 18 hours
  • Weighted Average Overtime Rate: ($375.00 + $400.00) / 18 hours = $775.00 / 18 hours = $43.06/hour (approx.)

Interpretation: David earned $1,775.00 for working 58 hours. The holiday pay significantly increased his total earnings and the weighted average overtime rate compared to just standard time-and-a-half overtime.

How to Use This Weighted Overtime Calculator

Our Weighted Overtime Calculator is designed for simplicity and accuracy. Follow these steps to calculate your pay:

  1. Enter Regular Hours: Input the number of standard hours you worked in the week (typically up to 40, but check your employment agreement).
  2. Enter Regular Hourly Rate: Input your base hourly wage.
  3. Enter Overtime Hours for Each Rate: Input the number of hours worked that fall under your first overtime category (e.g., standard weekday overtime) and your second category (e.g., holiday pay).
  4. Enter Overtime Multipliers: For each overtime hour category, enter the multiplier (e.g., 1.5 for time-and-a-half, 2.0 for double time).
  5. Click 'Calculate': The calculator will instantly display your Regular Pay, Overtime Pay for each rate, Total Weekly Earnings, Total Hours Worked, and the Weighted Average Overtime Rate.
  6. Review the Details: Examine the breakdown in the table and the chart for a clear visual representation of how your pay is composed.
  7. Use the 'Reset' Button: If you need to start over or clear the fields, click 'Reset' to return to default values.
  8. Copy Results: Use the 'Copy Results' button to easily transfer the key figures to a document or spreadsheet.

How to Read Results: The 'Total Weekly Earnings' is your gross pay for the week. The 'Weighted Average Overtime Rate' provides a useful metric to understand the overall value of your overtime hours, especially when multiple premium rates are involved.

Decision-Making Guidance: This calculator can help you understand the financial impact of working extra hours at different premium rates. If you are considering taking on more overtime, you can use these figures to project your potential earnings. For employers, it aids in accurate payroll processing and understanding labor costs associated with overtime.

Key Factors That Affect Weighted Overtime Results

Several factors influence the final calculation of weighted overtime pay. Understanding these elements is key to accurate calculations and comprehending your paycheck:

  1. Regular Hourly Rate: This is the foundational figure. Any increase or decrease in your base rate directly impacts your regular pay and, consequently, all overtime calculations. A higher base rate means higher overtime earnings at any given multiplier.
  2. Number of Regular Hours Worked: While typically capped at 40 hours per week for overtime eligibility under FLSA, the exact definition of a standard workweek can vary by employer or union contract. Sticking to the defined regular hours is essential.
  3. Overtime Hours at Different Rates: The quantity of hours worked at each specific premium rate is critical. More hours at higher multipliers naturally lead to greater overtime earnings and a higher weighted average overtime rate.
  4. Overtime Multipliers: The agreed-upon or legally mandated multipliers (e.g., 1.5x, 2.0x) are paramount. A 2.0x multiplier will generate significantly more pay per hour than a 1.5x multiplier for the same number of hours. These multipliers are often tied to specific conditions like holidays, weekends, or working beyond a certain number of total hours.
  5. Company Policy and Collective Bargaining Agreements: Beyond federal laws like the FLSA, specific company policies or union contracts can dictate different overtime rates, eligibility rules, and how weighted overtime is calculated. These agreements often provide for higher premiums than legally required. Reviewing your employee handbook or contract is vital.
  6. Definition of Workweek: The start and end day/time of your workweek are crucial for calculating overtime. For example, if your workweek begins on Sunday, hours worked late Saturday might fall into the next week's regular pay calculation, impacting overtime. The FLSA defines a workweek as a fixed and regularly recurring period of 168 hours – seven consecutive 24-hour periods.
  7. Exempt vs. Non-Exempt Status: It's vital to remember that only non-exempt employees are legally entitled to overtime pay under the FLSA. Exempt employees, typically those in managerial, administrative, or professional roles meeting certain salary and duty tests, are not eligible for overtime. This calculator is intended for non-exempt employees.
  8. Local and State Labor Laws: Some states or municipalities have their own labor laws that mandate higher overtime premiums or different rules than federal law. Always ensure calculations comply with all applicable state and local regulations.

Frequently Asked Questions (FAQ)

Q1: Does the FLSA require weighted overtime calculations?

A1: The Fair Labor Standards Act (FLSA) primarily mandates overtime pay at a rate of not less than one and one-half times (1.5x) the employee's regular rate of pay for all hours worked over 40 in a workweek for non-exempt employees. It does not inherently require a "weighted" calculation across multiple premium rates. However, employers may voluntarily offer higher rates (like double time) or use weighted calculations for complex pay structures, often detailed in employment contracts or collective bargaining agreements.

Q2: How is the 'Regular Rate' calculated if I have bonuses or commissions?

A2: For FLSA purposes, the regular rate includes all remuneration for employment paid to the employee, except for certain statutory exclusions. Bonuses and commissions generally must be included in the regular rate calculation. This means the overtime rate is based on a higher, inclusive regular rate, not just the hourly wage. For weighted overtime, this inclusive regular rate is the base for all premium calculations.

Q3: What if my overtime hours span across two workweeks?

A3: Overtime is calculated based on hours worked within a single, defined workweek. If an employee works into the next workweek, the hours are counted separately. For example, 45 hours in week 1 and 38 hours in week 2 means only the 5 hours in week 1 are overtime eligible.

Q4: Can an employer pay a flat rate for all overtime instead of weighted?

A4: Yes, if the flat rate meets or exceeds the legally required minimum (typically 1.5x the regular rate for hours over 40). However, if different circumstances warrant different premiums (e.g., holidays vs. weekends), a weighted approach may be used to ensure fairness or comply with specific agreements. An employer cannot pay a rate lower than 1.5x without meeting specific exemptions.

Q5: What is the difference between a weighted average overtime rate and the total overtime earnings?

A5: Total overtime earnings are the absolute dollar amount earned from all overtime hours. The weighted average overtime rate is the effective hourly rate achieved across all overtime hours worked, calculated by dividing total overtime earnings by total overtime hours. The average rate gives context to how valuable each overtime hour was on average.

Q6: Does this apply to salaried employees?

A6: For most salaried employees who are classified as "exempt" under the FLSA, overtime pay does not apply. However, some salaried employees are "non-exempt" and are entitled to overtime. If a salaried non-exempt employee works overtime, their regular rate is calculated by dividing their salary by the number of hours they are expected to work for that salary, and then overtime is paid on top of that. Weighted overtime principles can still apply if different premium rates are involved.

Q7: How do shift differentials factor into overtime?

A7: Shift differentials (extra pay for working less desirable shifts) are generally considered part of an employee's remuneration and must be included in the calculation of the regular rate of pay. Therefore, overtime is typically calculated based on the regular hourly rate PLUS the applicable shift differential.

Q8: Is there a limit to how many overtime hours I can be required to work?

A8: Under the FLSA, there is generally no limit on the number of hours non-exempt employees aged 16 and older can be required to work in a workweek. However, child labor laws restrict hours for younger workers. Some state laws or union contracts may impose limits or require higher premiums for excessive hours.

Related Tools and Internal Resources

© 2023 Your Financial Insights. All rights reserved. This calculator and information are for educational purposes only and do not constitute financial advice.

var regularHoursInput = document.getElementById('regularHours'); var regularRateInput = document.getElementById('regularRate'); var overtimeHours1Input = document.getElementById('overtimeHours1'); var overtimeRate1Input = document.getElementById('overtimeRate1'); var overtimeHours2Input = document.getElementById('overtimeHours2'); var overtimeRate2Input = document.getElementById('overtimeRate2'); var regularHoursError = document.getElementById('regularHoursError'); var regularRateError = document.getElementById('regularRateError'); var overtimeHours1Error = document.getElementById('overtimeHours1Error'); var overtimeRate1Error = document.getElementById('overtimeRate1Error'); var overtimeHours2Error = document.getElementById('overtimeHours2Error'); var overtimeRate2Error = document.getElementById('overtimeRate2Error'); var regularPayResultSpan = document.getElementById('regularPayResult'); var overtimePay1ResultSpan = document.getElementById('overtimePay1Result'); var overtimePay2ResultSpan = document.getElementById('overtimePay2Result'); var totalHoursResultSpan = document.getElementById('totalHoursResult'); var weightedAvgRateResultSpan = document.getElementById('weightedAvgRateResult'); var mainResultDiv = document.getElementById('mainResult'); var resultAssumptionsDiv = document.getElementById('resultAssumptions'); var tableRegularHours = document.getElementById('tableRegularHours'); var tableRegularRate = document.getElementById('tableRegularRate'); var tableRegularPay = document.getElementById('tableRegularPay'); var tableOvertimeHours1 = document.getElementById('tableOvertimeHours1'); var tableOvertimeRate1 = document.getElementById('tableOvertimeRate1'); var tableOvertimePay1 = document.getElementById('tableOvertimePay1'); var tableOvertimeHours2 = document.getElementById('tableOvertimeHours2'); var tableOvertimeRate2 = document.getElementById('tableOvertimeRate2'); var tableOvertimePay2 = document.getElementById('tableOvertimePay2'); var tableTotalHours = document.getElementById('tableTotalHours'); var tableTotalPay = document.getElementById('tableTotalPay'); var chart; var chartInstance = null; // Variable to hold the chart instance function formatCurrency(amount) { return "$" + amount.toFixed(2); } function formatRate(rate) { return rate.toFixed(2); } function clearErrors() { regularHoursError.textContent = "; regularRateError.textContent = "; overtimeHours1Error.textContent = "; overtimeRate1Error.textContent = "; overtimeHours2Error.textContent = "; overtimeRate2Error.textContent = "; } function validateInput(value, inputElement, errorElement, label, min = 0, max = Infinity) { var numValue = parseFloat(value); if (isNaN(numValue)) { errorElement.textContent = label + ' must be a number.'; inputElement.style.borderColor = '#dc3545'; return false; } if (numValue max) { errorElement.textContent = label + ' exceeds the maximum allowed value.'; inputElement.style.borderColor = '#dc3545'; return false; } inputElement.style.borderColor = '#ccc'; // Reset to default border color return true; } function calculateWeightedOvertime() { clearErrors(); var regHours = parseFloat(regularHoursInput.value); var regRate = parseFloat(regularRateInput.value); var otHours1 = parseFloat(overtimeHours1Input.value); var otMultiplier1 = parseFloat(overtimeRate1Input.value); var otHours2 = parseFloat(overtimeHours2Input.value); var otMultiplier2 = parseFloat(overtimeRate2Input.value); var isValid = true; if (!validateInput(regHours, regularHoursInput, regularHoursError, 'Regular Hours', 0, 168)) isValid = false; if (!validateInput(regRate, regularRateInput, regularRateError, 'Regular Rate', 0)) isValid = false; if (!validateInput(otHours1, overtimeHours1Input, overtimeHours1Error, 'Overtime Hours 1', 0)) isValid = false; if (!validateInput(otMultiplier1, overtimeRate1Input, overtimeRate1Error, 'Overtime Rate 1', 0)) isValid = false; if (!validateInput(otHours2, overtimeHours2Input, overtimeHours2Error, 'Overtime Hours 2', 0)) isValid = false; if (!validateInput(otMultiplier2, overtimeRate2Input, overtimeRate2Error, 'Overtime Rate 2', 0)) isValid = false; if (!isValid) { mainResultDiv.textContent = '$0.00'; regularPayResultSpan.textContent = '$0.00'; overtimePay1ResultSpan.textContent = '$0.00'; overtimePay2ResultSpan.textContent = '$0.00'; totalHoursResultSpan.textContent = '0'; weightedAvgRateResultSpan.textContent = '$0.00'; updateTable(0, 0, 0, 0, 0, 0, 0, 0, 0, 0); updateChart(0, 0, 0, 0); return; } var regularPay = regHours * regRate; var otRate1 = regRate * otMultiplier1; var otPay1 = otHours1 * otRate1; var otRate2 = regRate * otMultiplier2; var otPay2 = otHours2 * otRate2; var totalOvertimeHours = otHours1 + otHours2; var totalPay = regularPay + otPay1 + otPay2; var totalHours = regHours + totalOvertimeHours; var weightedAvgOvertimeRate = 0; if (totalOvertimeHours > 0) { weightedAvgOvertimeRate = (otPay1 + otPay2) / totalOvertimeHours; } regularPayResultSpan.textContent = formatCurrency(regularPay); overtimePay1ResultSpan.textContent = formatCurrency(otPay1); overtimePay2ResultSpan.textContent = formatCurrency(otPay2); totalHoursResultSpan.textContent = totalHours.toFixed(2); weightedAvgRateResultSpan.textContent = formatCurrency(weightedAvgOvertimeRate); mainResultDiv.textContent = formatCurrency(totalPay); updateTable(regHours, regRate, regularPay, otHours1, otRate1, otPay1, otHours2, otRate2, otPay2, totalHours, totalPay); updateChart(regularPay, otPay1, otPay2, totalPay); } function updateTable(regHours, regRate, regPay, otHours1, otRate1, otPay1, otHours2, otRate2, otPay2, totalHours, totalPay) { tableRegularHours.textContent = regHours.toFixed(2); tableRegularRate.textContent = formatCurrency(regRate); tableRegularPay.textContent = formatCurrency(regPay); tableOvertimeHours1.textContent = otHours1.toFixed(2); tableOvertimeRate1.textContent = formatCurrency(otRate1); tableOvertimePay1.textContent = formatCurrency(otPay1); tableOvertimeHours2.textContent = otHours2.toFixed(2); tableOvertimeRate2.textContent = formatCurrency(otRate2); tableOvertimePay2.textContent = formatCurrency(otPay2); tableTotalHours.textContent = totalHours.toFixed(2); tableTotalPay.textContent = formatCurrency(totalPay); } function updateChart(regularPay, otPay1, otPay2, totalPay) { var ctx = document.getElementById('overtimeChart').getContext('2d'); // Destroy previous chart instance if it exists if (chartInstance) { chartInstance.destroy(); } var regularPercentage = totalPay > 0 ? (regularPay / totalPay) * 100 : 0; var ot1Percentage = totalPay > 0 ? (otPay1 / totalPay) * 100 : 0; var ot2Percentage = totalPay > 0 ? (otPay2 / totalPay) * 100 : 0; // Ensure percentages add up to 100% in case of floating point inaccuracies or zero total pay var sumPercentages = regularPercentage + ot1Percentage + ot2Percentage; if (sumPercentages > 0 && Math.abs(sumPercentages – 100) > 0.01) { var scaleFactor = 100 / sumPercentages; regularPercentage *= scaleFactor; ot1Percentage *= scaleFactor; ot2Percentage *= scaleFactor; } else if (totalPay === 0) { regularPercentage = ot1Percentage = ot2Percentage = 0; } chartInstance = new Chart(ctx, { type: 'pie', data: { labels: ['Regular Pay', 'Overtime Pay (Rate 1)', 'Overtime Pay (Rate 2)'], datasets: [{ label: 'Earning Breakdown', data: [regularPercentage, ot1Percentage, ot2Percentage], backgroundColor: [ 'rgba(0, 74, 153, 0.7)', // Primary Color 'rgba(40, 167, 69, 0.7)', // Success Color 'rgba(255, 193, 7, 0.7)' // Warning/Amber-like ], borderColor: [ 'rgba(0, 74, 153, 1)', 'rgba(40, 167, 69, 1)', 'rgba(255, 193, 7, 1)' ], borderWidth: 1 }] }, options: { responsive: true, maintainAspectRatio: false, plugins: { legend: { position: 'bottom', }, tooltip: { callbacks: { label: function(context) { var label = context.label || "; if (label) { label += ': '; } var value = context.raw; if (value !== null) { label += value.toFixed(2) + '%'; } return label; } } } } } }); } function copyToClipboard(text) { var textArea = document.createElement("textarea"); textArea.value = text; textArea.style.position = "fixed"; textArea.style.left = "-9999px"; textArea.style.top = "-9999px"; document.body.appendChild(textArea); textArea.focus(); textArea.select(); try { var successful = document.execCommand('copy'); var msg = successful ? 'Results copied!' : 'Copying failed!'; console.log(msg); } catch (err) { console.log('Oops, unable to copy'); } document.body.removeChild(textArea); } function copyResults() { var regularPay = regularPayResultSpan.textContent; var overtimePay1 = overtimePay1ResultSpan.textContent; var overtimePay2 = overtimePay2ResultSpan.textContent; var totalHours = totalHoursResultSpan.textContent; var weightedAvgRate = weightedAvgRateResultSpan.textContent; var totalEarnings = mainResultDiv.textContent; var assumptions = resultAssumptionsDiv.textContent; var resultsText = "Weighted Overtime Pay Summary:\n\n" + "Regular Pay: " + regularPay + "\n" + "Overtime Pay (Rate 1): " + overtimePay1 + "\n" + "Overtime Pay (Rate 2): " + overtimePay2 + "\n" + "Total Hours Worked: " + totalHours + "\n" + "Weighted Average Overtime Rate: " + weightedAvgRate + "\n" + "Total Weekly Earnings: " + totalEarnings + "\n\n" + "Key Assumptions:\n" + assumptions; copyToClipboard(resultsText); // Optionally provide user feedback, e.g., a temporary message var copyButton = document.querySelector('button.success-button'); var originalText = copyButton.textContent; copyButton.textContent = 'Copied!'; setTimeout(function() { copyButton.textContent = originalText; }, 2000); } function resetCalculator() { regularHoursInput.value = '40'; regularRateInput.value = '20.00'; overtimeHours1Input.value = '5'; overtimeRate1Input.value = '1.5'; overtimeHours2Input.value = '3'; overtimeRate2Input.value = '2.0'; calculateWeightedOvertime(); // Recalculate with default values } // Initial calculation on page load window.onload = function() { calculateWeightedOvertime(); // Ensure chart is drawn on load if needed, handled by calculateWeightedOvertime // Adding a listener for window resize to update chart responsiveness if needed // window.addEventListener('resize', updateChart); // Chart.js usually handles responsiveness well };

Leave a Comment