This commit is contained in:
2026-03-10 10:54:38 -04:00
21 changed files with 1018 additions and 43 deletions
+12
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@@ -0,0 +1,12 @@
{
"version": "0.2.0",
"configurations": [
{
"type": "pwa-chrome",
"request": "launch",
"name": "Launch Chrome with Live Server",
"url": "http://127.0.0.1:5500/index.html",
"webRoot": "${workspaceFolder}"
}
]
}
+64 -11
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@@ -14,20 +14,73 @@ export function getPassingStudents(students, passMark = 70) {
return passingStudents;
}
function calculateCourseAverages(students) {
export function calculateCourseAverages(students) {
const groupedCourses = students.reduce((accumulator, { course, grade }) => {
if (!accumulator[course]) {
accumulator[course] = { total: 0, count: 0 };
}
accumulator[course].total += Number(grade);
accumulator[course].count += 1;
return accumulator;
}, {});
return Object.entries(groupedCourses).reduce((accumulator, [course, values]) => {
accumulator[course] = values.count === 0 ? 0 : values.total / values.count;
return accumulator;
}, {});
}
function getTopPerCourse(students) {
export function getTopPerCourse(students) {
const topStudentsByCourse = students.reduce((accumulator, student) => {
const currentTopStudent = accumulator[student.course];
if (!currentTopStudent || student.grade > currentTopStudent.grade) {
accumulator[student.course] = student;
}
return accumulator;
}, {});
return Object.values(topStudentsByCourse);
}
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>`;
export function calculateOverallStatistics(students) {
if (students.length === 0) {
return {
totalStudents: 0,
averageGrade: 0,
highestGrade: 0,
lowestGrade: 0,
averageAttendance: 0
};
}
const totals = students.reduce((accumulator, { grade, attendance }) => {
const numericGrade = Number(grade);
const numericAttendance = Number(attendance);
accumulator.totalStudents += 1;
accumulator.gradeTotal += numericGrade;
accumulator.attendanceTotal += numericAttendance;
accumulator.highestGrade = Math.max(accumulator.highestGrade, numericGrade);
accumulator.lowestGrade = Math.min(accumulator.lowestGrade, numericGrade);
return accumulator;
}, {
totalStudents: 0,
gradeTotal: 0,
attendanceTotal: 0,
highestGrade: -Infinity,
lowestGrade: Infinity
});
return {
totalStudents: totals.totalStudents,
averageGrade: totals.gradeTotal / totals.totalStudents,
highestGrade: totals.highestGrade,
lowestGrade: totals.lowestGrade,
averageAttendance: totals.attendanceTotal / totals.totalStudents
};
}
+3 -8
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@@ -9,9 +9,9 @@
<body>
<h1>Student Performance Analytics Dashboard</h1>
<input type="text" placeholder="Search By Name" id="nameSearch">
<label for="minimumGrade">Minimum Grade:</label>
<input type="range" min="0" max="100" name="minimumGrade" id="minimumGrade">
<button type="button">Toggle Theme</button>
<label for="minimumGrade">Minimum Grade: <span id="gradeValue">50</span></label>
<input type="range" min="0" max="100" value="50" name="minimumGrade" id="minimumGrade">
<button type="button" id="themeToggle">Toggle Theme</button>
<table id="studentTable">
<thead>
@@ -31,10 +31,5 @@
<h2>Summary</h2>
</div>
<script type="module" src="main.js"></script>
<script type="module" src="data.js"></script>
<script type="module" src="analytics.js"></script>
<script type="module" src="utils.js"></script>
<script type="module" src="ui.js"></script>
<script type="module" src="theme.js"></script>
</body>
</html>
+35
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@@ -0,0 +1,35 @@
import { students } from "./data.js";
import { calculateOverallStatistics } from "./analytics.js";
import { getTopThree, uniqueCourses } from "./utils.js";
import { renderTable, renderSummary } from "./ui.js";
import { toggleTheme, loadTheme } from "./theme.js";
let filteredStudents = [...students];
const nameSearchInput = document.getElementById("nameSearch");
const minGradeInput = document.getElementById("minimumGrade");
const minGradeValue = document.getElementById("gradeValue");
const applyFilters = () => {
const nameFilter = nameSearchInput.value.toLowerCase();
const minGrade = parseInt(minGradeInput.value);
filteredStudents = students.filter((student) => student.name.toLowerCase().includes(nameFilter) && student.grade >= minGrade);
const topThree = getTopThree(filteredStudents);
renderTable(filteredStudents, topThree);
const stats = calculateOverallStatistics(filteredStudents);
renderSummary(stats, uniqueCourses(filteredStudents).length);
};
nameSearchInput.addEventListener("input", applyFilters);
minGradeInput.addEventListener("input", () => {
minGradeValue.textContent = minGradeInput.value;
applyFilters();
});
document.getElementById("themeToggle").addEventListener("click", toggleTheme);
loadTheme();
applyFilters();
+54
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@@ -19,4 +19,58 @@ table td, table th {
table th {
background-color: #f0f0f0;
}
button {
padding: 8px 12px;
margin: 10px 0;
cursor: pointer;
}
.gold {
background-color: gold;
}
.silver {
background-color: silver;
}
.bronze {
background-color: #cd7f32;
}
.dark {
background-color: #1f1f1f;
color: white;
}
.dark table {
background-color: #2b2b2b;
color: white;
border-color: white;
}
.dark table td,
.dark table th {
border-color: white;
}
.dark table th {
background-color: #444;
}
.dark button {
background-color: #444;
color: white;
border: 1px solid white;
}
.dark input {
background-color: #333;
color: white;
border: 1px solid white;
}
.dark #summary {
color: white;
}
+17
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@@ -0,0 +1,17 @@
export function loadTheme() {
const savedTheme = localStorage.getItem("theme");
if (savedTheme === "dark") {
document.body.classList.add("dark");
}
}
export function toggleTheme() {
document.body.classList.toggle("dark");
if (document.body.classList.contains("dark")) {
localStorage.setItem("theme", "dark");
} else {
localStorage.setItem("theme", "light");
}
}
+43 -19
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@@ -6,22 +6,46 @@ const passingStudents = getPassingStudents(students);
const passingIds = passingStudents.map(student => student.id);
const tableBody = document.getElementById("studentTableBody");
students.forEach(student => {
const row = document.createElement("tr");
const name = document.createElement("td");
name.textContent = student.name ?? "-";
const course = document.createElement("td");
course.textContent = student.course ?? "-";
const grade = document.createElement("td");
grade.textContent = student.grade ?? "-";
const attendance = document.createElement("td");
attendance.textContent = student.attendance + "%" ?? "-";
const assignmentAvg = document.createElement("td");
assignmentAvg.textContent = calculateAssignmentAverage(student);
const status = document.createElement("td");
status.textContent = passingIds.includes(student.id) ? "Pass" : "Fail";
const city = document.createElement("td");
city.textContent = student.address.city ?? "-";
row.append(name, course, grade, attendance, assignmentAvg, status, city);
tableBody.appendChild(row);
});
export function renderTable(students, topThree) {
tableBody.innerHTML = "";
students.forEach(student => {
const row = document.createElement("tr");
if (topThree[0] && student.id === topThree[0].id) {
row.classList.add("gold");
} else if (topThree[1] && student.id === topThree[1].id) {
row.classList.add("silver");
} else if (topThree[2] && student.id === topThree[2].id) {
row.classList.add("bronze");
}
const name = document.createElement("td");
name.textContent = student.name ?? "-";
const course = document.createElement("td");
course.textContent = student.course ?? "-";
const grade = document.createElement("td");
grade.textContent = student.grade ?? "-";
const attendance = document.createElement("td");
attendance.textContent = student.attendance + "%" ?? "-";
const assignmentAvg = document.createElement("td");
assignmentAvg.textContent = calculateAssignmentAverage(...student.assignments);
const status = document.createElement("td");
status.textContent = passingIds.includes(student.id) ? "Pass" : "Fail";
const city = document.createElement("td");
city.textContent = student.address.city ?? "-";
row.append(name, course, grade, attendance, assignmentAvg, status, city);
tableBody.appendChild(row);
})
}
export function renderSummary(stats, uniqueCourseCount) {
const summary = document.getElementById("summary");
summary.innerHTML = "";
summary.innerHTML += `<h2>Summary</h2>
<p>Total Students: ${stats.totalStudents}</p>
<p>Average Grade: ${stats.averageGrade.toFixed(2)}</p>
<p>Highest Grade: ${stats.highestGrade}</p>
<p>Lowest Grade: ${stats.lowestGrade}</p>
<p>Average Attendance: ${stats.averageAttendance.toFixed(2)}%</p>
<p>Unique Courses: ${uniqueCourseCount}</p>`;
}
+15 -5
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@@ -1,7 +1,17 @@
export function calculateAssignmentAverage(student) {
if (!student.assignments || student.assignments.length === 0) {
return false;
export function calculateAssignmentAverage(...grades) {
if (grades.length === 0) {
return 0;
}
const total = student.assignments.reduce((sum, score) => sum + score, 0);
return total / student.assignments.length;
const total = grades.reduce((sum, score) => sum + score, 0);
return total / grades.length;
}
export function getTopThree(students) {
const sorted = [...students].sort((a, b) => b.grade - a.grade);
return sorted.slice(0, 3);
}
export function uniqueCourses(students) {
return [...new Set(students.map(({ course }) => course))];
}