saurav_adminPortal.html

<script>
	var studentList = [];
	var courseList = [];
	var batchList = [];

	var adminList = [
		{ id: 1, adminName: "saurav", adminPassword: 121 },
		{ id: 2, adminName: "keshav", adminPassword: 121 },
	];

	var studentId = 1;
	var courseId = 1;
	var batchId = 1;
	var doWhile = true;

	do {
		var choice = parseInt(
			prompt("Enter your User Profile: \n1. Admin \n2. Student \n3. Exit")
		);
		switch (choice) {
			case 1:
				//-------------------------------Admin Secton--------------------------------------
				var adminUserName = prompt("Enter your Admin Username: ");
				var adminFlag = 0;
				for (var a of adminList) {
					if (adminUserName == a.adminName) {
						adminFlag = 1;
						var adminUserPassword = prompt("Enter your Admin Password: ");
						if (adminUserPassword == a.adminPassword) {
							adminFlag = 2;
							alert("Login Successfull, Welcome to Admin Side");
						}
					}
				}
				if (adminFlag == 0) {
					alert("Invalid Admin UserName !!!");
				} else if (adminFlag == 1) {
					alert("Invalid Admin Password !!!");
				} else {
					var adminDoWhile = true;
					do {
						var adminChoice = parseInt(
							prompt(
								"Enter your choice: \n1. Manage Course \n2. Manage Batch \n3. Manage Student \n4. Payment Collection"
							)
						);
						switch (adminChoice) {
							case 1:
								//-------------------------------Manage Course--------------------------------------

								var adminCourseDoWhile = true;
								do {
									var adminCourseChoice = parseInt(
										prompt(
											"Enter your choice: \n1. Add a Course \n2. View Courses"
										)
									);

									switch (adminCourseChoice) {
										case 1:
											//-------------------------------Add a Course--------------------------------------
											var courseDoWhile = true;
											do {
												var courseName = prompt("Enter the Course Name: ");
												var courseFees = parseInt(
													prompt("Enter the Course Fees: ")
												);
												var courseObject = {
													course_Id: courseId++,
													course_Name: courseName,
													course_Fees: courseFees,
												};
												courseList.push(courseObject);

												if (
													parseInt(
														prompt(
															"Do still want to continue with \n1. Add Course \n2. Exit"
														)
													) == 2
												) {
													courseDoWhile = false;
												}
											} while (courseDoWhile);
											break;

										case 2:
											//-------------------------------View Courses-----------------------------------
											var viewCourse = "";
											for (var c of courseList) {
												viewCourse +=
													".Course Id - " +
													c.course_Id +
													"  " +
													".Course Name - " +
													c.course_Name +
													"  " +
													".Course Fees - " +
													c.course_Fees +
													"\n";
											}
											alert(viewCourse);
											break;
									}
									if (
										parseInt(
											prompt(
												"Do still want to continue with \n1. Manage Course \n2. Exit"
											)
										) == 2
									) {
										adminCourseDoWhile = false;
									}
								} while (adminCourseDoWhile);
								break;

							case 2:
								//-------------------------------Manage Batch--------------------------------------

								var adminBatchDoWhile = true;
								do {
									var adminBatchChoice = parseInt(
										prompt(
											"Enter your choice: \n1. Create a Batch \n2. View Batches"
										)
									);

									switch (adminBatchChoice) {
										case 1:
											//-------------------------------Create a Batch--------------------------------------
											var batchDoWhile = true;
											do {
												var batchName = prompt("Enter the Batch Name: ");

												var viewCourse = "";
												for (var c of courseList) {
													viewCourse +=
														".Course Id - " +
														c.course_Id +
														"  " +
														".Course Name - " +
														c.course_Name +
														"  " +
														".Course Fees - " +
														c.course_Fees +
														"\n";
												}
												alert(viewCourse);

												var batchCourse = prompt(
													"Enter a Course which you want to add in the batch: "
												);

												var courseInd = -1;
												for (var c of courseList) {
													if (batchCourse == c.course_Name) {
														courseInd = 0;
														break;
													}
												}

												if (courseInd == -1) {
													alert("Invalid course name !!!");
												} else {
													var batchObject = {
														batch_Id: batchId++,
														batch_Name: batchName,
														batch_Course: batchCourse,
													};
													batchList.push(batchObject);
												}
												if (
													parseInt(
														prompt(
															"Do still want to continue with \n1. Create Batch \n2. Exit"
														)
													) == 2
												) {
													batchDoWhile = false;
												}
											} while (batchDoWhile);

											break;

										case 2:
											//-------------------------------View Batch List--------------------------------------
											var viewBatch = "";
											for (var b of batchList) {
												viewBatch +=
													".Batch Id - " +
													b.batch_Id +
													"  " +
													".Batch Name - " +
													b.batch_Name +
													"  " +
													".Course in Batch - " +
													b.batch_Course +
													"\n";
											}
											alert(viewBatch);
											break;
									}
									if (
										parseInt(
											prompt(
												"Do still want to continue with \n1. Manage Batch \n2. Exit"
											)
										) == 2
									) {
										adminBatchDoWhile = false;
									}
								} while (adminBatchDoWhile);
								break;

							case 3:
								//-------------------------------Manage Student--------------------------------------

								var adminStudentDoWhile = true;
								do {
									var adminStudentChoice = parseInt(
										prompt(
											"Enter your choice: \n1. Register a Student \n2. View Students"
										)
									);

									switch (adminStudentChoice) {
										case 1:
											//-------------------------------Register a Student--------------------------------------
											var studentDoWhile = true;
											do {
												var studentName = prompt("Enter Name: ");
												var studentUsername = prompt("Enter Username: ");
												var studentPassword = prompt("Enter Password: ");

												var studentCourseList = [];
												var totalFees = 0;
												var studentCourseDoWhile = true;
												do {
													var viewCourse = "";
													for (var c of courseList) {
														viewCourse +=
															".Course Id - " +
															c.course_Id +
															"  " +
															".Course Name - " +
															c.course_Name +
															"  " +
															".Course Fees - " +
															c.course_Fees +
															"\n";
													}
													alert(viewCourse);
													var studentCourse = prompt("Enter Course Name: ");
													var courseInd = -1;
													for (var c of courseList) {
														if (studentCourse == c.course_Name) {
															courseInd = 0;
															totalFees += c.course_Fees;
															break;
														}
													}
													if (courseInd == -1) {
														alert("Invalid course name !!!");
													} else {
														studentCourseList.push(studentCourse);
													}

													if (
														parseInt(
															prompt(
																"Do still want to continue with \n1. Enter Course \n2. Exit"
															)
														) == 2
													) {
														studentCourseDoWhile = false;
													}
												} while (studentCourseDoWhile);

												var studentBatchList = [];
												var studentBatchDoWhile = true;
												do {
													var viewBatch = "";
													for (var b of batchList) {
														viewBatch +=
															".Batch Id - " +
															b.batch_Id +
															"  " +
															".Batch Name - " +
															b.batch_Name +
															"  " +
															".Course in Batch - " +
															b.batch_Course +
															"\n";
													}
													alert(viewBatch);
													var studentBatch = prompt("Enter Batch Id: ");
													var batchInd = -1;
													for (var b of batchList) {
														if (studentBatch == b.batch_Id) {
															batchInd = b.batch_Name;
															break;
														}
													}
													if (batchInd == -1) {
														alert("Invalid Batch id !!!");
													} else {
														studentBatchList.push(batchInd);
													}

													if (
														parseInt(
															prompt(
																"Do still want to continue with \n1. Enter Batch \n2. Exit"
															)
														) == 2
													) {
														studentBatchDoWhile = false;
													}
												} while (studentBatchDoWhile);

												var totalInstallment = parseInt(
													prompt("Enter how many installments ?")
												);
												var feesPerInstallment = totalFees / totalInstallment;
												var feesBunch = [];
												var installment = {
													payment_id: 1,
													payment: feesPerInstallment,
													status: "paid",
												};
												feesBunch.push(installment);

												for (var i = 2; i <= totalInstallment; i++) {
													var installment = {
														payment_id: i,
														payment: feesPerInstallment,
														status: "pending",
													};
													feesBunch.push(installment);
												}

												var studentData = {
													student_id: studentId++,
													student_name: studentName,
													student_username: studentUsername,
													student_password: studentPassword,
													total_fees: totalFees,
													total_installment: totalInstallment,
													per_installment: feesPerInstallment,
													remaining_fees: totalFees - feesPerInstallment,
													remaining_installment: totalInstallment - 1,
													status: "active",
													fees_bunch: feesBunch,
												};
												studentList.push(studentData);

												if (
													parseInt(
														prompt(
															"Do still want to continue with \n1. Register a Student \n2. Exit"
														)
													) == 2
												) {
													studentDoWhile = false;
												}
											} while (studentDoWhile);
											break;

										case 2:
											//-------------------------------View Students--------------------------------------
											var studentOutputString = "";
											for (var s of studentList) {
												studentOutputString +=
													".Student Id - " +
													s.student_id +
													"  " +
													".Name - " +
													s.student_name +
													"  " +
													".Username - " +
													s.student_username +
													"  " +
													"\n.Total Fees - " +
													s.total_fees +
													"  " +
													".Total Installments - " +
													s.total_installment +
													"  " +
													".Fees per Installment - " +
													s.per_installment +
													"  " +
													"\n.Remaining Installments - " +
													s.remaining_installment +
													"  " +
													".Remaining Fees - " +
													s.remaining_fees +
													"  " +
													".Status - " +
													s.status +
													"\n";
											}
											alert(studentOutputString);
											break;
									}
									if (
										parseInt(
											prompt(
												"Do still want to continue with \n1. Manage Student \n2. Exit"
											)
										) == 2
									) {
										adminStudentDoWhile = false;
									}
								} while (adminStudentDoWhile);
								break;
							case 4:
								//-------------------------------Payment Collection--------------------------------------
								var studentPaymentDoWhile = true;
								do {
									var studentOutputString = "";
									for (var s of studentList) {
										studentOutputString +=
											".Student Id - " +
											s.student_id +
											"  " +
											".Name - " +
											s.student_name +
											"  " +
											".Remaining Installments - " +
											s.remaining_installment +
											"  " +
											".Remaining Fees - " +
											s.remaining_fees +
											"\n";
									}
									alert(studentOutputString);
									var studentInputId = parseInt(
										prompt(
											"Enter Student Id from the above data whose fees you want to add ?"
										)
									);
									var studentInputFeesBunch = -1;
									for (var s of studentList) {
										if (studentInputId == s.student_id) {
											studentInputFeesBunch = s.fees_bunch;
											for (var f of studentInputFeesBunch) {
												if (f.status == "pending") {
													f.status = "paid";
													s.remaining_installment -= 1;
													s.remaining_fees -= s.per_installment;
													alert("Payment Collected Successfully !!!");
													break;
												}
											}
											break;
										}
									}
									if (studentInputFeesBunch == -1) {
										alert("Invalid student id !!!");
									}
									if (
										parseInt(
											prompt(
												"Do still want to continue with \n1. Payment Collection \n2. Exit"
											)
										) == 2
									) {
										studentPaymentDoWhile = false;
									}
								} while (studentPaymentDoWhile);
								break;

							default:
								alert("Enter appropriate choice..!!!");
								break;
						}
						if (
							parseInt(
								prompt("Do still want to continue with \n1. Admin \n2. Exit")
							) == 2
						) {
							adminDoWhile = false;
						}
					} while (adminDoWhile);
				}
				break;

			case 2:
				//-------------------------------Student Section--------------------------------------
				var studentLoginUsername = prompt("Enter your Student Username: ");
				var studentFlag = 0;
				for (var s of studentList) {
					if (studentLoginUsername == s.student_username) {
						studentFlag = 1;
						var studentUserPassword = prompt("Enter your Student Password: ");
						if (studentUserPassword == s.student_password) {
							studentFlag = 2;
							alert("Login Successfull, Welcome to Student Side");
							alert("Show installment structure: ");
							var outputInstallmentString = "";
							for (var p of s.fees_bunch) {
								outputInstallmentString +=
									".Payment Id - " +
									p.payment_id +
									"  " +
									".Payment - " +
									p.payment +
									"  " +
									".Status - " +
									p.status +
									"\n";
							}
							alert(outputInstallmentString);
							break;
						}
					}
				}
				if (studentFlag == 0) {
					alert("Invalid Student UserName !!!");
				} else if (studentFlag == 1) {
					alert("Invalid Student Password !!!");
				}

				break;

			case 3:
				//-------------------------------Exit from Portal--------------------------------------
				alert("Thank You! for visiting our system...");
				doWhile = false;
				break;
			default:
				alert("Enter appropriate choice..!!!");
				break;
		}
	} while (doWhile);
</script>