import {students} from "./data.js"
let passingStudents = [];

export function getPassingStudents(students, passMark = 70) {
    if (isNaN(passMark) || passMark < 0) {
        return false;
    }
    passingStudents = students.filter(student => {
        let grade = parseInt(student.grade);
        if (isNaN(grade)) return false;

        return grade >= passMark;
    });
    return passingStudents;
}

function calculateCourseAverages(students) {
    
}

function getTopPerCourse(students) {

}

function calculateOverallStatistics(students) {
    const summary = document.getElementById("summary");
    summary.innerHTML += `<p>Total Students: ${students.length}</p><br>
                        <p>Average Grade: </p><br>
                        <p>Highest Grade: </p><br>
                        <p>Lowest Grade: </p><br>
                        <p>Average Attendance: %</p><br>
                        <p>Unique Courses: </p><br>`;
}