function callOldQuestionPapers() {
  $("#page_main_div").load(
    "../html_modules/oldqnpaper.html?v=1122",
    function () {
      document.getElementById("display_module_name").innerHTML =
        "Old Question Papers";
      document.getElementById("module_name_for_save").value =
        "Old Question Papers";
      getDefaultHeadFooterLinks("Old Question Papers");
      getOldQpDegree();
    }
  );
}

function getOldQpDegree() {
  $.ajax({
    type: "GET",
    url: $host_url + "getOldQpDegree",
    success: function (res) {
      let response = JSON.parse(res);
      let options = `<option value=''>---select---</option>`;
      if (response.error_code == 0) {
        for (let index = 0; index < response.data.length; index++) {
          options += `<option value='${response.data[index].fdegree}'>${response.data[index].fdescpn}</option>`;
        }
      }
      $("#degree").html(options);
    },
  });
}

function getOldQpSem() {
  let degree = $("#degree").val();
  if (degree == "") {
    alert("select degree");
    return;
  }
  $.ajax({
    type: "GET",
    url: $host_url + "getOldQpSem",
    data: "degree=" + degree,
    success: function (res) {
      let response = JSON.parse(res);
      let options = `<option value=''>---select---</option>`;
      if (response.error_code == 0) {
        for (let index = 0; index < response.data.length; index++) {
          options += `<option value='${response.data[index].fexamno}'>${response.data[index].fexamname}</option>`;
        }
      }
      $("#sem").html(options);
    },
  });
}

function getOldQpYear() {
  let degree = $("#degree").val();
  let sem = $("#sem").val();

  if (degree == "") {
    alert("select degree");
    return;
  }
  if (sem == "") {
    alert("select sem");
    return;
  }
  $.ajax({
    type: "GET",
    url: $host_url + "getOldQpYear",
    data: "degree=" + degree + "&sem=" + sem,
    success: function (res) {
      let response = JSON.parse(res);
      let options = `<option value=''>---select---</option>`;
      if (response.error_code == 0) {
        for (let index = 0; index < response.data.length; index++) {
          options += `<option value='${response.data[index].fexamdate}'>${response.data[index].fexamdate}</option>`;
        }
      }
      $("#year").html(options);
    },
  });
}

function viewOldQuestionPapers() {
  let degree = $("#degree").val();
  let sem = $("#sem").val();
  let year = $("#year").val();

  if (degree == "") {
    alert("select degree");
    return;
  }
  if (sem == "") {
    alert("select sem");
    return;
  }
  if (year == "") {
    alert("select year");
    return;
  }

  $.ajax({
    type: "GET",
    url: $host_url + "getOldQuestionPapers",
    data: "degree=" + degree + "&sem=" + sem + "&year=" + year,
    success: function (res) {
      let response = JSON.parse(res);
      let table = `<table class='table'>
                    <thead>
                      <tr class='ui-state-default ui-jqgrid-hdiv'>
                        <th class='column'>Sl. No.</th>
                        <th class='column'>Degree</th>
                        <th class='column'>Semester</th>
                        <th class='column'>Subject Name</th>
                        <th class='column'>Exam Date</th>
                        <th class='column'>Action</th>
                      </tr>
                    </thead>
                    <tbody>`;
      if (response.error_code === 0) {
        for (let index = 0; index < response.data.length; index++) {
          table += `<tr class='row'>`;
          table += `<td class='column'>${index + 1}</td>`;
          table += `<td class='column'>${response.data[index].fdegree}</td>`;
          table += `<td class='column'>${response.data[index].fexamname}</td>`;
          table += `<td class='column' style='text-align: initial;'>${response.data[index].fsubname}</td>`;
          table += `<td class='column'>${response.data[index].fexamdate}</td>`;
          table += `<td class='column'><a href='${response.data[index].ffilename}' target='_blank' style='color: #008cba;'>Download</a></td>`;
          table += `</tr>`;
        }
      } else {
        table += `<tr class='row'>`;
        table += `<td class='column' colspan='6'>No Data Found</td>`;
        table += `</tr>`;
      }
      table += `</tbody></table>`;
      $("#tabledata").html(table);
    },
  });
}