lab3_task4.php

<?php
/**
 * ICS 2371 — Lab 3: Control Structures I
 * Task 4: Nested Conditions — Loan Eligibility Checker [6 marks]
 *
 * IMPORTANT: You must complete pseudocode AND flowchart in your PDF
 * report BEFORE writing any code below.
 *
 * @author     [Kevin Mutua]
 * @student    [ENE212-0078/2023]
 * @lab        Lab 3 of 14
 * @unit       ICS 2371
 * @date       [1 April 2026]
 */

/* Task 4 — HELB Loan Eligibility Checker */

// TEST DATA SETS (Update these to test A, B, C, D, and E)
$enrolled = true;
$gpa = 2.0;
$annual_income = 50000;
$previous_loan = true;

$final_status = "";

// 1. OUTER CHECK — Enrollment
if ($enrolled === true) {

    // 2. INNER CHECK 1 — GPA
    if ($gpa >= 2.0) {

        // 3. INNER CHECK 2 — Income
        if ($annual_income < 100000) {
            $loan_amount = "Full loan";
        } elseif ($annual_income < 250000) {
            $loan_amount = "Partial 75%";
        } elseif ($annual_income < 500000) {
            $loan_amount = "Partial 50%";
        } else {
            $loan_amount = "Not eligible — Income above limit";
        }

        // 4. TERNARY — Renewal vs New (only if eligible for some loan)
        // We check if the word "Not" is in the loan_amount string
        if (strpos($loan_amount, "Not") === false) {
            $app_type = ($previous_loan) ? "Renewal application" : "New application";
            $final_status = "$loan_amount | $app_type";
        } else {
            $final_status = $loan_amount;
        }

    } else {
        $final_status = "Not eligible — GPA below minimum";
    }

} else {
    $final_status = "Not eligible — must be an active student";
}

// 5. Output (SESE Principle)
echo "<h2>HELB Eligibility Result</h2>";
echo "Status: " . $final_status;
?>