Cibc Home Loan Calculator

CIBC Home Loan Calculator: Estimate Your Mortgage Payments body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; background-color: #f8f9fa; color: #333; line-height: 1.6; margin: 0; padding: 0; } .container { max-width: 1000px; margin: 20px auto; padding: 20px; background-color: #fff; box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1); border-radius: 8px; } header { background-color: #004a99; color: #fff; padding: 20px; text-align: center; border-radius: 8px 8px 0 0; margin: -20px -20px 20px -20px; } header h1 { margin: 0; font-size: 2.2em; } .loan-calc-container { background-color: #eef5ff; padding: 25px; border-radius: 8px; margin-bottom: 30px; border: 1px solid #cce0ff; } .loan-calc-container h2 { text-align: center; color: #004a99; margin-top: 0; margin-bottom: 20px; font-size: 1.8em; } .input-group { margin-bottom: 20px; padding: 15px; background-color: #fff; border-radius: 6px; border: 1px solid #ddd; } .input-group label { display: block; margin-bottom: 8px; font-weight: bold; color: #004a99; } .input-group input[type="number"], .input-group input[type="range"], .input-group select { width: calc(100% – 22px); padding: 10px; border: 1px solid #ccc; border-radius: 4px; font-size: 1em; margin-top: 5px; } .input-group input[type="range"] { width: 100%; cursor: pointer; } .input-group .helper-text { font-size: 0.85em; color: #666; margin-top: 8px; display: block; } .input-group .error-message { color: #dc3545; font-size: 0.8em; margin-top: 5px; display: none; /* Hidden by default */ } .button-group { text-align: center; margin-top: 25px; } button { background-color: #004a99; color: white; padding: 12px 25px; border: none; border-radius: 5px; cursor: pointer; font-size: 1em; margin: 0 10px; transition: background-color 0.3s ease; } button:hover { background-color: #003366; } button.reset { background-color: #6c757d; } button.reset:hover { background-color: #5a6268; } button.copy { background-color: #28a745; } button.copy:hover { background-color: #218838; } #results { margin-top: 30px; padding: 25px; background-color: #d4edda; border: 1px solid #c3e6cb; border-radius: 8px; text-align: center; color: #155724; } #results h3 { margin-top: 0; color: #004a99; font-size: 1.6em; } .result-item { margin-bottom: 15px; } .result-item strong { font-size: 1.2em; color: #004a99; } .result-item span { font-size: 1.4em; font-weight: bold; color: #28a745; display: block; margin-top: 5px; } .intermediate-results { display: flex; justify-content: space-around; flex-wrap: wrap; margin-top: 20px; padding-top: 20px; border-top: 1px dashed #ccc; } .intermediate-results .result-box { background-color: #fff; padding: 15px; border-radius: 6px; border: 1px solid #e0e0e0; text-align: center; margin: 10px; min-width: 150px; box-shadow: 0 1px 3px rgba(0,0,0,0.05); } .intermediate-results .result-box strong { display: block; font-size: 1.1em; color: #004a99; margin-bottom: 8px; } .intermediate-results .result-box span { font-size: 1.3em; font-weight: bold; color: #007bff; } .formula-explanation { margin-top: 20px; font-size: 0.9em; color: #555; text-align: center; padding: 10px; background-color: #f0f8ff; border-left: 4px solid #004a99; } table { width: 100%; border-collapse: collapse; margin-top: 20px; margin-bottom: 30px; } th, td { padding: 12px; text-align: left; border-bottom: 1px solid #ddd; } th { background-color: #004a99; color: white; font-weight: bold; } tr:nth-child(even) { background-color: #f2f2f2; } caption { font-size: 1.1em; font-weight: bold; color: #004a99; margin-bottom: 10px; text-align: left; } canvas { display: block; margin: 20px auto; max-width: 100%; background-color: #fff; border-radius: 8px; box-shadow: 0 1px 3px rgba(0,0,0,0.05); } .article-section { margin-top: 40px; padding-top: 20px; border-top: 1px solid #eee; } .article-section h2, .article-section h3 { color: #004a99; margin-bottom: 15px; } .article-section h2 { font-size: 2em; } .article-section h3 { font-size: 1.6em; } .article-section p, .article-section ul, .article-section ol { margin-bottom: 15px; } .article-section ul, .article-section ol { padding-left: 25px; } .article-section li { margin-bottom: 8px; } .faq-item { margin-bottom: 15px; padding: 10px; background-color: #f0f8ff; border-left: 3px solid #004a99; border-radius: 4px; } .faq-item strong { display: block; color: #004a99; margin-bottom: 5px; } .internal-links { margin-top: 30px; padding: 20px; background-color: #eef5ff; border-radius: 8px; border: 1px solid #cce0ff; } .internal-links h3 { color: #004a99; margin-top: 0; font-size: 1.6em; } .internal-links ul { list-style: none; padding: 0; } .internal-links li { margin-bottom: 10px; } .internal-links a { color: #004a99; text-decoration: none; font-weight: bold; } .internal-links a:hover { text-decoration: underline; } .highlighted-result { background-color: #28a745; color: white; padding: 15px; border-radius: 8px; margin-bottom: 20px; box-shadow: 0 4px 8px rgba(40, 167, 69, 0.3); } .highlighted-result h3 { color: white; font-size: 1.8em; margin-bottom: 10px; } .highlighted-result span { font-size: 2.2em; font-weight: bold; color: white; } .key-assumption { font-size: 0.9em; color: #555; margin-top: 15px; text-align: center; } .key-assumption strong { color: #004a99; } .chart-caption { font-size: 0.9em; color: #666; text-align: center; margin-top: 5px; margin-bottom: 15px; } .tooltip { position: relative; display: inline-block; border-bottom: 1px dotted black; cursor: help; } .tooltip .tooltiptext { visibility: hidden; width: 220px; background-color: #555; color: #fff; text-align: center; border-radius: 6px; padding: 5px 0; position: absolute; z-index: 1; bottom: 125%; left: 50%; margin-left: -110px; opacity: 0; transition: opacity 0.3s; font-size: 0.85em; line-height: 1.4; } .tooltip .tooltiptext::after { content: ""; position: absolute; top: 100%; left: 50%; margin-left: -5px; border-width: 5px; border-style: solid; border-color: #555 transparent transparent transparent; } .tooltip:hover .tooltiptext { visibility: visible; opacity: 1; }

CIBC Home Loan Calculator

Mortgage Payment Estimator

Calculate your estimated monthly mortgage payments for a CIBC home loan. Enter the details below to see your potential costs.

The total amount you wish to borrow.
The annual interest rate offered by CIBC.
5 Years 10 Years 15 Years 20 Years 25 Years 30 Years The total duration of your loan.
Monthly Bi-weekly (Accelerated) Semi-monthly Weekly How often you will make payments.

Your Estimated Mortgage Details

Estimated Monthly Payment $0.00
Total Principal Paid $0.00
Total Interest Paid $0.00
Total Cost of Loan $0.00
The monthly payment (M) is calculated using the formula: M = P [ i(1 + i)^n ] / [ (1 + i)^n – 1], where P is the principal loan amount, i is the monthly interest rate, and n is the total number of payments. Interest rate is divided by 12 for monthly, and the loan term in years is multiplied by 12 for the number of payments. Bi-weekly and weekly calculations adjust payment amounts and frequency accordingly.
Amortization Schedule: Principal vs. Interest Over Time
Amortization Schedule (First 5 Payments)
Payment # Payment Date Payment Amount Principal Paid Interest Paid Remaining Balance
Enter loan details and click "Calculate Payments"

What is a CIBC Home Loan Calculator?

A CIBC home loan calculator is a specialized financial tool designed to help prospective and current homeowners estimate the potential monthly payments associated with a mortgage from the Canadian Imperial Bank of Commerce (CIBC). This tool is invaluable for anyone considering purchasing a property or refinancing an existing mortgage. It allows users to input key variables such as the loan amount, annual interest rate, loan term (in years), and payment frequency. In return, the calculator provides an estimated breakdown of the principal and interest payments, total interest paid over the life of the loan, and the overall cost. Understanding these figures upfront is crucial for budgeting and making informed financial decisions regarding one of the largest investments most people will ever make.

Who should use it? Anyone planning to buy a home in Canada, looking to understand their borrowing capacity, or exploring refinancing options with CIBC should utilize this calculator. It's particularly useful for first-time homebuyers who need to grasp the ongoing costs of homeownership beyond the down payment. Existing homeowners considering a mortgage renewal or seeking to understand the impact of different interest rates or terms also benefit greatly.

Common misconceptions about mortgage calculators include believing they provide exact figures. These tools offer estimates based on the inputs provided. Actual CIBC mortgage offers may vary due to factors like credit score, specific mortgage product terms, government regulations, and lender-specific policies. Another misconception is that the calculator covers all associated homeownership costs; it typically focuses solely on the mortgage principal and interest, excluding property taxes, home insurance, potential condo fees, or maintenance costs.

CIBC Home Loan Calculator Formula and Mathematical Explanation

The core of any mortgage calculator, including one for CIBC home loans, relies on the standard annuity formula to calculate the periodic payment. This formula ensures that over the loan's term, the loan is fully amortized (paid off).

The Standard Mortgage Payment Formula

The most common formula used for calculating the fixed periodic payment (M) is derived from the present value of an ordinary annuity:

M = P [ i(1 + i)^n ] / [ (1 + i)^n – 1]

Variable Explanations

  • M: The fixed periodic payment amount (e.g., monthly mortgage payment).
  • P: The principal loan amount (the total amount borrowed).
  • i: The periodic interest rate. This is calculated by dividing the annual interest rate by the number of payment periods in a year (e.g., annual rate / 12 for monthly payments).
  • n: The total number of payments over the loan's lifetime. This is calculated by multiplying the loan term in years by the number of payment periods in a year (e.g., loan term in years * 12 for monthly payments).

Adjustments for Payment Frequency

The formula is adapted based on the payment frequency:

  • Monthly Payments: i = Annual Rate / 12, n = Loan Term (Years) * 12
  • Bi-weekly (Accelerated) Payments: i = Annual Rate / 26, n = Loan Term (Years) * 26. This effectively makes one extra monthly payment per year, reducing the loan term and total interest paid.
  • Semi-monthly Payments: i = Annual Rate / 24, n = Loan Term (Years) * 24
  • Weekly Payments: i = Annual Rate / 52, n = Loan Term (Years) * 52

The calculator uses these adjusted values of 'i' and 'n' to compute the correct payment amount for the selected frequency.

Variables Table

Mortgage Calculation Variables
Variable Meaning Unit Typical Range
P (Loan Amount) The total sum borrowed for the home purchase. CAD ($) $50,000 – $2,000,000+
Annual Interest Rate The yearly rate charged by CIBC on the loan. % 1% – 15% (Varies significantly)
Loan Term The total duration over which the loan must be repaid. Years 5 – 30 Years
Payment Frequency How often payments are made within a year. Times per Year 12 (Monthly), 24 (Semi-monthly), 26 (Bi-weekly), 52 (Weekly)
M (Periodic Payment) The calculated amount due each payment period. CAD ($) Varies based on inputs
Total Interest Paid Sum of all interest paid over the loan term. CAD ($) Varies significantly
Total Cost of Loan Principal + Total Interest Paid. CAD ($) P + Total Interest

Practical Examples (Real-World Use Cases)

Example 1: First-Time Homebuyer

Sarah is a first-time homebuyer looking at a property priced at $450,000. She has saved a 20% down payment ($90,000), so she needs a mortgage loan of $360,000. CIBC offers her a 5-year fixed rate of 6.5% on a 25-year amortization period. She prefers to make accelerated bi-weekly payments to pay down her mortgage faster.

Inputs:

  • Loan Amount: $360,000
  • Annual Interest Rate: 6.5%
  • Loan Term: 25 Years
  • Payment Frequency: Bi-weekly (Accelerated)

Estimated Outputs (from calculator):

  • Estimated Monthly Payment Equivalent: ~$1,258.75 (Calculated based on bi-weekly payments)
  • Total Principal Paid: $360,000.00
  • Total Interest Paid: ~$274,700.00
  • Total Cost of Loan: ~$634,700.00

Financial Interpretation: Sarah's bi-weekly payments will be approximately $629.38. Over 25 years, she will pay about $274,700 in interest. By choosing accelerated bi-weekly payments, she effectively makes 26 half-payments per year, which is equivalent to 13 full monthly payments, helping her save on interest compared to standard monthly payments over the long term.

Example 2: Refinancing for Lower Payments

Mark and Lisa currently have a $250,000 balance remaining on their mortgage with a 4% interest rate and 15 years left on their term. They are considering refinancing with CIBC to potentially lower their monthly payments, as current rates have slightly increased. They are offered a new rate of 5.5% but want to maintain their original remaining term of 15 years, making monthly payments.

Inputs:

  • Loan Amount: $250,000
  • Annual Interest Rate: 5.5%
  • Loan Term: 15 Years
  • Payment Frequency: Monthly

Estimated Outputs (from calculator):

  • Estimated Monthly Payment: ~$2,144.75
  • Total Principal Paid: $250,000.00
  • Total Interest Paid: ~$136,055.00
  • Total Cost of Loan: ~$386,055.00

Financial Interpretation: Although the interest rate increased from 4% to 5.5%, the calculator shows their new estimated monthly payment would be $2,144.75. If their previous payment was higher due to a shorter remaining term or different rate, this could represent savings. However, the total interest paid over the 15 years is significantly higher than it would have been at 4%. They need to compare this to their current payment and consider if the benefit of potentially lower payments outweighs the increased interest cost. This highlights the importance of using a CIBC home loan calculator to compare scenarios.

How to Use This CIBC Home Loan Calculator

Using the CIBC home loan calculator is straightforward. Follow these steps to get your mortgage payment estimates:

  1. Enter Loan Amount: Input the total amount you intend to borrow from CIBC for your home purchase or refinance. Ensure this is the principal amount, excluding your down payment.
  2. Specify Annual Interest Rate: Enter the annual interest rate you have been quoted or are considering. Use the percentage value (e.g., 5.5 for 5.5%).
  3. Select Loan Term: Choose the total number of years you plan to take to repay the loan from the dropdown menu (e.g., 15, 20, 25, or 30 years).
  4. Choose Payment Frequency: Select how often you want to make payments (Monthly, Bi-weekly Accelerated, Semi-monthly, or Weekly). Accelerated bi-weekly payments typically save you the most on interest over time.
  5. Click 'Calculate Payments': Once all fields are populated, press the calculate button.

How to Read Results:

  • Estimated Monthly Payment: This is the primary result, showing the equivalent monthly cost of your mortgage, including principal and interest.
  • Total Principal Paid: This will always equal your initial loan amount.
  • Total Interest Paid: This figure shows the total amount of interest you will pay over the entire loan term based on your inputs.
  • Total Cost of Loan: This is the sum of the principal and the total interest paid.
  • Amortization Schedule & Chart: The table and chart provide a visual and detailed breakdown of how your payments are allocated between principal and interest over time, and how the loan balance decreases.

Decision-Making Guidance: Use the results to assess affordability. Can you comfortably manage the estimated monthly payment within your budget? Compare different scenarios by adjusting the interest rate, loan term, or payment frequency. For instance, see how much interest you save by opting for accelerated bi-weekly payments versus monthly payments. This tool helps you understand the long-term financial commitment and explore options that best suit your financial goals with CIBC.

Key Factors That Affect CIBC Home Loan Results

Several critical factors influence the outcome of your CIBC home loan calculations and the actual mortgage you secure. Understanding these can help you prepare and potentially improve your borrowing terms:

  1. Loan Amount (Principal):
    The most direct factor. A larger loan amount naturally results in higher monthly payments and greater total interest paid, assuming all other variables remain constant. The principal is the base amount borrowed. Higher principal means more interest accrues over time.
  2. Annual Interest Rate:
    This is arguably the most impactful variable after the principal. Even a small difference in the annual interest rate can lead to substantial changes in monthly payments and the total interest paid over the life of a long-term loan like a mortgage. Higher rates mean higher costs. Interest is the cost of borrowing money. A higher rate means CIBC charges more for lending you the principal.
  3. Loan Term (Amortization Period):
    The length of time you have to repay the loan. A longer term (e.g., 30 years vs. 15 years) will result in lower monthly payments but significantly more total interest paid over the loan's life. Conversely, a shorter term means higher payments but less overall interest. The amortization period determines the repayment timeline. Longer periods spread costs but increase total interest.
  4. Payment Frequency:
    Choosing to pay more frequently (e.g., accelerated bi-weekly or weekly) can lead to paying down the principal faster. Since interest is calculated on the outstanding balance, paying down the principal quicker reduces the total interest paid over the loan's term, even if the nominal monthly payment equivalent seems similar. Frequency affects how quickly principal is reduced, impacting total interest paid. Accelerated payments are key.
  5. Credit Score and History:
    While not directly an input in this basic calculator, your credit score significantly influences the interest rate CIBC will offer you. A higher credit score typically qualifies you for lower interest rates, reducing your monthly payments and total interest paid. Your creditworthiness impacts the interest rate offered by lenders like CIBC.
  6. Market Conditions and Economic Factors:
    Broader economic factors, such as Bank of Canada policy rates, inflation, and overall housing market stability, influence the interest rates offered by lenders. These external conditions can affect the rates available when you apply for a CIBC home loan. External economic forces dictate prevailing interest rates and lending policies.
  7. Additional Fees and Charges:
    Mortgages often come with associated fees (e.g., appraisal fees, legal fees, CMHC insurance if applicable). While this calculator focuses on principal and interest, these additional costs add to the overall expense of obtaining the loan. Beyond P&I, various fees contribute to the total cost of acquiring a mortgage.

Frequently Asked Questions (FAQ)

Q1: Does the CIBC home loan calculator include property taxes and insurance?

A1: No, this calculator typically only estimates the principal and interest portion of your mortgage payment. Property taxes and homeowner's insurance are usually paid separately or added to your mortgage payment as part of a P.I.T. (Principal, Interest, Taxes) arrangement, but they are not included in the core calculation here. You'll need to budget for these additional costs.

Q2: How accurate are the results from the CIBC home loan calculator?

A2: The results are estimates based on the standard mortgage payment formula. They are highly accurate for the principal and interest calculation itself. However, the actual interest rate you receive from CIBC may vary based on your creditworthiness, market conditions, and the specific mortgage product chosen.

Q3: What is "Accelerated Bi-weekly" payment?

A3: Accelerated bi-weekly payments mean you pay half of your monthly payment every two weeks. Since there are 52 weeks in a year, this results in 26 half-payments, which equals 13 full monthly payments annually (instead of 12). This strategy helps you pay down your mortgage principal faster and save on interest over the loan term.

Q4: Can I use this calculator for a variable rate mortgage?

A4: This calculator is primarily designed for fixed-rate mortgages, providing a consistent payment amount. For variable-rate mortgages, payments can fluctuate as the interest rate changes. While you can input an *average* or *current* variable rate for an estimate, the actual payments may differ over time.

Q5: What happens if I make extra payments on my CIBC mortgage?

A5: Most CIBC mortgage agreements allow for extra payments towards the principal, either as lump sums or increased regular payments (like accelerated bi-weekly). Making extra principal payments reduces your outstanding balance faster, leading to significant savings in total interest paid and potentially a shorter loan term.

Q6: How does the loan term affect my total interest paid?

A6: A longer loan term means lower monthly payments but substantially more interest paid over the life of the loan. A shorter term means higher monthly payments but significantly less total interest paid. The calculator helps visualize this trade-off.

Q7: Should I use the calculator with the rate I was initially offered or a slightly higher one?

A7: It's wise to run calculations with a few different potential interest rates. Use the rate you were offered, and perhaps test a rate that is 0.5% or 1% higher. This stress-testing helps you understand your affordability under slightly less favorable conditions and prepares you for rate fluctuations.

Q8: What is amortization?

A8: Amortization is the process of paying off a debt over time through regular, scheduled payments. Each payment consists of both principal and interest. An amortization schedule (like the one generated by this calculator) shows how each payment is applied and the remaining balance over the loan's life.

© 2023 CIBC Mortgage Solutions. All rights reserved. This calculator is for estimation purposes only. Consult with a CIBC mortgage specialist for accurate quotes and advice.

var loanAmountInput = document.getElementById('loanAmount'); var interestRateInput = document.getElementById('interestRate'); var loanTermInput = document.getElementById('loanTerm'); var paymentFrequencyInput = document.getElementById('paymentFrequency'); var monthlyPaymentSpan = document.getElementById('monthlyPayment'); var totalPrincipalSpan = document.getElementById('totalPrincipal'); var totalInterestSpan = document.getElementById('totalInterest'); var totalCostLoanSpan = document.getElementById('totalCostLoan'); var amortizationBody = document.getElementById('amortizationBody'); var ctx = document.getElementById('amortizationChart').getContext('2d'); var defaultLoanAmount = 300000; var defaultInterestRate = 5; var defaultLoanTerm = 25; var defaultPaymentFrequency = 12; // Monthly function validateInput(inputId, errorId, minValue, maxValue, isRequired = true) { var input = document.getElementById(inputId); var errorSpan = document.getElementById(errorId); var value = parseFloat(input.value); errorSpan.style.display = 'none'; // Hide error by default if (isRequired && (input.value === " || isNaN(value))) { errorSpan.textContent = 'This field is required.'; errorSpan.style.display = 'block'; return false; } if (!isNaN(value)) { if (minValue !== null && value maxValue) { errorSpan.textContent = 'Value exceeds maximum limit.'; errorSpan.style.display = 'block'; return false; } } return true; } function calculateMortgage() { // Clear previous errors document.getElementById('loanAmountError').style.display = 'none'; document.getElementById('interestRateError').style.display = 'none'; document.getElementById('loanTermError').style.display = 'none'; // Validate inputs var isValidLoanAmount = validateInput('loanAmount', 'loanAmountError', 1); var isValidInterestRate = validateInput('interestRate', 'interestRateError', 0.1, 20); var isValidLoanTerm = validateInput('loanTerm', 'loanTermError', 1); // Term in years if (!isValidLoanAmount || !isValidInterestRate || !isValidLoanTerm) { // Optionally display a general error or just rely on individual field messages return; } var principal = parseFloat(loanAmountInput.value); var annualInterestRate = parseFloat(interestRateInput.value); var loanTermYears = parseInt(loanTermInput.value); var paymentFrequency = parseInt(paymentFrequencyInput.value); var monthlyInterestRate = annualInterestRate / 100 / paymentFrequency; var numberOfPayments = loanTermYears * paymentFrequency; var monthlyPayment = 0; var totalInterest = 0; var totalPrincipal = principal; var totalCost = 0; if (monthlyInterestRate > 0 && numberOfPayments > 0) { monthlyPayment = principal * (monthlyInterestRate * Math.pow(1 + monthlyInterestRate, numberOfPayments)) / (Math.pow(1 + monthlyInterestRate, numberOfPayments) – 1); } else if (numberOfPayments > 0) { // 0% interest monthlyPayment = principal / numberOfPayments; } else { monthlyPayment = principal; // Should not happen with validation } totalCost = monthlyPayment * numberOfPayments; totalInterest = totalCost – principal; // Format currency var formatCurrency = function(amount) { return "$" + amount.toFixed(2).replace(/\d(?=(\d{3})+\.)/g, '$&,'); }; monthlyPaymentSpan.textContent = formatCurrency(monthlyPayment); totalPrincipalSpan.textContent = formatCurrency(totalPrincipal); totalInterestSpan.textContent = formatCurrency(totalInterest); totalCostLoanSpan.textContent = formatCurrency(totalCost); // Generate Amortization Table and Chart Data generateAmortization(principal, monthlyInterestRate, numberOfPayments, monthlyPayment); } function generateAmortization(principal, monthlyInterestRate, numberOfPayments, monthlyPayment) { amortizationBody.innerHTML = "; // Clear previous rows var remainingBalance = principal; var totalInterestPaid = 0; var principalPaidTotal = 0; var chartDataPrincipal = []; var chartDataInterest = []; var chartLabels = []; var paymentsToDisplay = Math.min(numberOfPayments, 5); // Show first 5 payments for (var i = 0; i < numberOfPayments; i++) { var interestPayment = remainingBalance * monthlyInterestRate; var principalPayment = monthlyPayment – interestPayment; // Adjust last payment if there's a rounding difference if (i === numberOfPayments – 1) { principalPayment = remainingBalance; monthlyPayment = interestPayment + principalPayment; } remainingBalance -= principalPayment; totalInterestPaid += interestPayment; principalPaidTotal += principalPayment; // Store data for chart and table if (i 0 ? remainingBalance : 0); } } // Update total interest and cost if calculation was done if (numberOfPayments > 0) { var finalTotalCost = principal + totalInterestPaid; totalInterestSpan.textContent = formatCurrency(totalInterestPaid); totalCostLoanSpan.textContent = formatCurrency(finalTotalCost); } // Update chart updateChart(chartLabels, chartDataPrincipal, chartDataInterest); } function updateChart(labels, principalData, interestData) { if (window.amortizationChartInstance) { window.amortizationChartInstance.destroy(); } ctx.clearRect(0, 0, ctx.canvas.width, ctx.canvas.height); // Clear previous chart window.amortizationChartInstance = new Chart(ctx, { type: 'bar', // Use bar chart for better visualization of components data: { labels: labels, datasets: [{ label: 'Principal Paid per Payment', data: principalData, backgroundColor: 'rgba(0, 74, 153, 0.6)', // CIBC Blue borderColor: 'rgba(0, 74, 153, 1)', borderWidth: 1 }, { label: 'Interest Paid per Payment', data: interestData, backgroundColor: 'rgba(40, 167, 69, 0.6)', // Success Green borderColor: 'rgba(40, 167, 69, 1)', borderWidth: 1 }] }, options: { responsive: true, maintainAspectRatio: false, scales: { y: { beginAtZero: true, ticks: { callback: function(value) { if (value % 100000 === 0) return '$' + value.toString().replace(/\B(?=(\d{3})+(?!\d))/g, ","); else if (value % 10000 === 0) return '$' + value.toString().replace(/\B(?=(\d{3})+(?!\d))/g, ","); else if (value % 1000 === 0) return '$' + value.toString().replace(/\B(?=(\d{3})+(?!\d))/g, ","); return "; } } } }, plugins: { tooltip: { callbacks: { label: function(context) { var label = context.dataset.label || "; if (label) { label += ': '; } if (context.parsed.y !== null) { label += new Intl.NumberFormat('en-US', { style: 'currency', currency: 'USD' }).format(context.parsed.y); } return label; } } }, legend: { position: 'top', } } } }); } function resetCalculator() { loanAmountInput.value = defaultLoanAmount; interestRateInput.value = defaultInterestRate; loanTermInput.value = defaultLoanTerm; paymentFrequencyInput.value = defaultPaymentFrequency; // Clear errors document.getElementById('loanAmountError').style.display = 'none'; document.getElementById('interestRateError').style.display = 'none'; document.getElementById('loanTermError').style.display = 'none'; document.getElementById('paymentFrequencyError').style.display = 'none'; // Reset results display monthlyPaymentSpan.textContent = '$0.00'; totalPrincipalSpan.textContent = '$0.00'; totalInterestSpan.textContent = '$0.00'; totalCostLoanSpan.textContent = '$0.00'; amortizationBody.innerHTML = 'Enter loan details and click "Calculate Payments"'; if (window.amortizationChartInstance) { window.amortizationChartInstance.destroy(); window.amortizationChartInstance = null; } ctx.clearRect(0, 0, ctx.canvas.width, ctx.canvas.height); } function copyResults() { var monthlyPayment = monthlyPaymentSpan.textContent; var totalPrincipal = totalPrincipalSpan.textContent; var totalInterest = totalInterestSpan.textContent; var totalCost = totalCostLoanSpan.textContent; var loanAmount = loanAmountInput.value; var interestRate = interestRateInput.value; var loanTerm = loanTermInput.options[loanTermInput.selectedIndex].text; var paymentFrequencyText = paymentFrequencyInput.options[paymentFrequencyInput.selectedIndex].text; var assumptions = "Key Assumptions:\n" + "- Loan Amount: $" + loanAmount + "\n" + "- Annual Interest Rate: " + interestRate + "%\n" + "- Loan Term: " + loanTerm + "\n" + "- Payment Frequency: " + paymentFrequencyText + "\n\n"; var resultsText = "— CIBC Home Loan Calculator Results —\n\n" + assumptions + "Estimated Monthly Payment: " + monthlyPayment + "\n" + "Total Principal Paid: " + totalPrincipal + "\n" + "Total Interest Paid: " + totalInterest + "\n" + "Total Cost of Loan: " + totalCost + "\n"; // Use a temporary textarea to copy text var textArea = document.createElement("textarea"); textArea.value = resultsText; textArea.style.position = "fixed"; textArea.style.left = "-9999px"; document.body.appendChild(textArea); textArea.focus(); textArea.select(); try { var successful = document.execCommand('copy'); var msg = successful ? 'Results copied to clipboard!' : 'Failed to copy results.'; // Optionally show a temporary message to the user var tempMessage = document.createElement('div'); tempMessage.textContent = msg; tempMessage.style.cssText = 'position: fixed; top: 50%; left: 50%; transform: translate(-50%, -50%); background-color: #28a745; color: white; padding: 15px; border-radius: 5px; z-index: 1000;'; document.body.appendChild(tempMessage); setTimeout(function(){ document.body.removeChild(tempMessage); }, 2000); } catch (err) { console.error('Fallback: Oops, unable to copy', err); // Optionally show error message } document.body.removeChild(textArea); } // Initial calculation on page load document.addEventListener('DOMContentLoaded', function() { calculateMortgage(); // Add event listeners for real-time updates if desired (optional) var inputs = document.querySelectorAll('.loan-calc-container input, .loan-calc-container select'); for (var i = 0; i < inputs.length; i++) { inputs[i].addEventListener('input', calculateMortgage); } }); // Helper function for currency formatting used in JS function formatCurrency(amount) { return "$" + amount.toFixed(2).replace(/\d(?=(\d{3})+\.)/g, '$&,'); } // Chart.js library is required for the chart. // In a real WordPress environment, you'd enqueue this script properly. // For this standalone HTML, we assume Chart.js is available globally. // If not, you'd need to include the Chart.js CDN link in the . // Example:

Leave a Comment