--
-- (C) 2013-20 - ntop.org
--

local dirs = ntop.getDirs()
package.path = dirs.installdir .. "/scripts/lua/modules/?.lua;" .. package.path

require "lua_utils"
local delete_data_utils = require "delete_data_utils"
local template = require "template_utils"
local page_utils = require("page_utils")

local page        = _GET["page"] or _POST["page"]
local info = ntop.getInfo()

local delete_data_utils = require "delete_data_utils"

sendHTTPContentTypeHeader('text/html')


page_utils.set_active_menu_entry(page_utils.menu_entries.manage_data)

dofile(dirs.installdir .. "/scripts/lua/inc/menu.lua")

if _POST and table.len(_POST) > 0 and isAdministrator() then

  if _POST["delete_active_if_data"] then

    -- Data for the active interface can't be hot-deleted.
    -- a restart of ntopng is required so we just mark the deletion.
    delete_data_utils.request_delete_active_interface_data(_POST["ifid"])

    print('<div class="alert alert-success alert-dismissable"><a href="" class="close" data-dismiss="alert" aria-label="close">&times;</a>'..i18n('delete_data.delete_active_interface_data_ok', {ifname = ifname, product = ntop.getInfo().product})..'</div>')

  else -- we're deleting an host

    local host_info = url2hostinfo(_POST)
    local parts = split(host_info["host"], "/")
    local res

    if (#parts == 2) and (tonumber(parts[2]) ~= nil) then
      res = delete_data_utils.delete_network(_POST["ifid"], parts[1], parts[2], host_info["vlan"] or 0)
    else
      res = delete_data_utils.delete_host(_POST["ifid"], host_info)
    end

    local err_msgs = {}

    for what, what_res in pairs(res) do
      if what_res["status"] ~= "OK" then
          err_msgs[#err_msgs + 1] = i18n(delete_data_utils.status_to_i18n(what_res["status"]))
      end
    end

    if #err_msgs == 0 then
	    print('<div class="alert alert-success alert-dismissable"><a href="" class="close" data-dismiss="alert" aria-label="close">&times;</a>'..i18n('delete_data.delete_ok', {host = hostinfo2hostkey(host_info)})..'</div>')
    else
	    print('<div class="alert alert-danger alert-dismissable"><a href="" class="close" data-dismiss="alert" aria-label="close">&times;</a>'..i18n('delete_data.delete_failed', {host = hostinfo2hostkey(host_info)})..' '..table.concat(err_msgs, ' ')..'</div>')
    end

   end
end

local delete_active_interface_requested = delete_data_utils.delete_active_interface_data_requested(ifname)
if not delete_active_interface_requested then
   print(
      template.gen("modal_confirm_dialog.html", {
		      dialog = {
			 id      = "delete_active_interface_data",
			 action  = "delete_interfaces_data('delete_active_if_data')",
			 title   = i18n("manage_data.delete_active_interface"),
			 message = i18n("delete_data.delete_active_interface_confirmation",
					{ifname = "<span id='interface-name-to-delete'></span>", product = ntop.getInfo().product}),
			 confirm = i18n("delete"),
                         confirm_button = "btn-danger",
		      }
      })
   )
end

print(
   template.gen("modal_confirm_dialog.html", {
		   dialog = {
		      id      = "delete_data",
		      action  = "delete_data()",
		      title   = i18n("manage_data.delete"),
		      message = i18n("delete_data.delete_confirmation",
				     {host = '<span id="modal_host"></span><span id="modal_vlan"></span>'}),
		      confirm = i18n("delete"),
                      confirm_button = "btn-danger",
		   }
   })
)

page_utils.print_page_title(i18n("manage_data.manage_data"))

print[[
<ul id="manage-data-nav" class="nav nav-pills mb-3">]]

local tab_export_active = ""
local tab_delete_active = ""

if((page == "export") or (page == nil)) then
   tab_export_active = " in active"
   print[[<li class="nav-item active"><a class="nav-link active" data-toggle="tab" href="#export">]] print(i18n("manage_data.export_tab")) print[[</a></li>]]
else
   print[[<li class="nav-item"><a class="nav-link" data-toggle="tab" href="#export">]] print(i18n("manage_data.export_tab")) print[[</a></li>]]
end

-- TODO show delete tab also in oem after https://github.com/ntop/ntopng/issues/2258 is fixed
if isAdministrator() and (not info.oem) then
   if((page == "delete")) then
      tab_delete_active = " in active"
      print[[<li class="nav-item active"><a class="nav-link active" data-toggle="tab" href="#delete">]] print(i18n("manage_data.delete_tab")) print[[</a></li>]]
   else
      print[[<li class="nav-item"><a class="nav-link" data-toggle="tab" href="#delete">]] print(i18n("manage_data.delete_tab")) print[[</a></li>]]
   end
end

print[[</ul>

<div class="tab-content mb-2">

]]

print [[

<div id="export" class="tab-pane ]]print(tab_export_active) print[[">
  <section class="card">
    <h5 class="card-header">]] print(i18n("manage_data.export")) print[[ </h5>
    <div class="card-body">
      <div id="search_card">
        <form class="host_data_form" id="host_data_form_export" action="]] print(ntop.getHttpPrefix()) print[[/lua/do_export_data.lua" method="GET">
          <input name="csrf" type="hidden" value="]] print(ntop.getRandomCSRFValue()) print[[" />
          <input type=hidden name="ifid" value=]] print(tostring(getInterfaceId(ifname))) print[[>
          <div class='form-row align-items-center'>
            <div class="form-group col-12">
              <label class="d-block">Select Export Type</label>
              <div class="btn-group btn-group-toggle" data-toggle="buttons" id="export_hosts_buttons" name="export_hosts_buttons">
                <label class="btn btn-secondary active">
                  <input type="radio" id="all_hosts" name="mode" value="all" autocomplete="off" data-toggle="toggle"  checked="checked">]] print(i18n("manage_data.all_hosts")) print[[
                </label>
                <label class="btn btn-secondary">
                  <input type="radio" id="local_hosts" name="mode" value="local" autocomplete="off" data-toggle=" toggle">]] print(i18n("manage_data.local_hosts")) print[[
                </label>
                <label class="btn btn-secondary">
                  <input type="radio" id="remote_hosts" name="mode" value="remote" autocomplete="off" data-toggle=" toggle">]] print(i18n("manage_data.remote_hosts")) print[[
                </label>
                <label class="btn btn-secondary">
                  <input type="radio" id="single_host" name="mode" value="filtered" autocomplete="off" data-toggle=" toggle">]] print(i18n("manage_data.single")) print[[
                </label>
              </div>
            </div>
            <div class="form-group col-auto">
              <label for="export_host">Insert Host IP or Mac Address or /24</label>
              <input type="text" id="export_host" data-host="host" name="host" placeholder="]] print(i18n("manage_data.ip_or_mac_address")) print[[" class="form-control" size="24" disabled required/>
            </div>
            <div class="form-group col-auto">
              <label for="export_vlan">Insert VLAN Host</label>
              <input type="number" min="1" max="65535" placeholder="]] print(i18n("vlan")) print[[" id="export_vlan" name="vlan" class="form-control" value="" disabled/>
            </div>
          </div>
          <button type="submit" class="btn btn-secondary float-right">]]
            print(i18n("export_data.export_json_data"))
print([[
          </button>
        </form>
        <div class="notes mt-5">
          <b>]].. i18n('notes') ..[[</b>
          <ul>
            <li>]].. i18n('export_data.note_maximum_number') ..[[</li>
            <li>]].. i18n('export_data.note_active_hosts') .. [[</li>
          </ul>
        </div>
      </div>
    </div>
  </section>
]])

print("</div>") -- closes <div id="export" class="tab-pane in active">

print [[

<div id="delete" class="tab-pane ]] print(tab_delete_active) print[[">
  <section class="card">
    <h5 class="card-header">]] print(i18n("manage_data.delete")) print[[ and Interface Data</h5>
    <div class="card-body">
      <div id="search_card">
        <form class="host_data_form" id="host_data_form_delete" method="POST">
      	  <input name="csrf" type="hidden" value="]] print(ntop.getRandomCSRFValue()) print[[" />
          <input type="hidden" name="ifid" value=]] print(tostring(getInterfaceId(ifname))) print[[>
          <div class="form-row">
            <div class="form-group col-md-3 col-sm-12 col-xs-12">
              <label for="delete_host">Insert Host IP or Mac Address or /24</label>
              <input type="text" required id="delete_host" data-host="host" name="host" placeholder="]] print(i18n("manage_data.ip_or_mac_address")) print[[" class="form-control" size="24"/>
            </div>
            <div class="form-group col-md-3 col-sm-12 col-xs-12">
              <label for="delete_vlan">Insert VLAN</label>
              <input type="number" min="1" max="65535" placeholder="]] print(i18n("vlan")) print[[" id="delete_vlan" name="vlan" class="form-control" value=""/>
            </div>
          </div>
          <button class="btn btn-secondary float-right mr-1" type="submit" onclick="return delete_data_show_modal();">
            <i class="fas fa-trash" aria-hidden="true" title="]] print(i18n("manage_data.delete")) print[["></i> ]] print(i18n("manage_data.delete")) print[[
          </button>
        </form>
]]

        if (not ntop.isnEdge()) and (not delete_active_interface_requested) then
          print[[
            <form class="interface_data_form" method="POST">
              <button class="btn btn-secondary d-inline-block mx-1 float-right" type="submit"
                onclick="$('#delete_active_interface_data #interface-name-to-delete').html(']] print(ifname) print[['); return delete_interfaces_data_show_modal('delete_active_interface_data');" ><i class="fas fa-trash" aria-hidden="true" data-original-title="" title="]] print(i18n("manage_data.delete_active_interface")) print[["></i> ]] print(i18n("manage_data.delete_active_interface")) print[[</button>
            </form>
          ]]
       end

print([[

        <div class="notes mt-5">
          <b>]].. i18n('notes') ..[[</b>
          <ul>
            <li>]].. i18n('delete_data.note_persistent_data') ..[[</li>
            <li>]].. i18n('manage_data.system_interface_note') ..[[</li>
]])
if interfaceHasNindexSupport() then
  print[[<li>]] print(i18n('delete_data.node_nindex_flows')) print[[</li>]]
end
print([[
          </ul>
        </div>

      </div>
    </div>
  </section>
</div>
]])

print("</div>") -- closes <div class="tab-content">


print[[
<script type='text/javascript'>

function delete_data_show_modal() {

  $(".modal-body #modal_host").html(" " + $('#delete_host').val());

  if ($('#delete_vlan').val() != "") {

    $(".modal-body #modal_vlan").html("@" + $('#delete_vlan').val());
  }

  $('#delete_data').modal('show');

  return false;
};

function delete_data() {
  const params = {};
  params.ifid = ']] print(tostring(getInterfaceId(ifname))) print[[';
  params.host = $('#delete_host').val();
  params.vlan = $('#delete_vlan').val();
  params.page = 'delete';

  params.csrf = "]] print(ntop.getRandomCSRFValue()) print[[";

  const form = paramsToForm('<form method="post"></form>', params);

  aysResetForm($("#host_data_form_delete")); // clean the form to void alert message
  form.appendTo('body').submit();
};

function delete_interfaces_data_show_modal(modal_id) {

  $('#' + modal_id).modal('show');
  /* abort submit */
  return false;
};

function delete_interfaces_data(action) {
  const params = {[action] : ''};

  params.page = 'delete';
  params.ifid = ]] print(getInterfaceId(ifname)) print[[;

  params.csrf = "]] print(ntop.getRandomCSRFValue()) print[[";

  var form = paramsToForm('<form method="post"></form>', params);

  form.appendTo('body').submit();
};

function setActiveHashTab(hash) {
   $('#manage-data-nav a[href="' + hash + '"]').tab('show');
}

function prepare_typeahead(host_id, vlan_id, buttons_id) {
  $('#' + host_id).val('');
  $('#' + vlan_id).val('');

  $('#' + host_id).typeahead({
    source: function (query, process) {
      return $.get(']] print (ntop.getHttpPrefix()) print [[/lua/find_host.lua', { query: query, hosts_only: true }, function (data) {
        return process(data.results);
      });
    },
    afterSelect: function(item) {
      $('#' + host_id).val(item.ip.split("@")[0]);
      $('#' + vlan_id).val(item.ip.split("@")[1] || '');

      /* retrigger validation */
      const form = $('#' + host_id).closest("form");
      form.removeClass('dirty');
      form.validator('validate');
    }
  });

  $('#' + buttons_id + ' :input').change(function() {

    $('#' + vlan_id + ', #' + host_id).prop('disabled', this.id === "single_host" ? false : true);

    if(this.id !== "single_host") {
      $('#' + vlan_id).val('');
      $('#' + host_id).val('');
    }

  });

}

  function deleteHostValidator(input) {

    if (hostOrMacValidator(input)) return true;

    /* check for a /24-/32 IPv4 network */
    /* mandatory mask */

    if (is_network_mask(input.val(), false)) {

      const elems = input.val().split("/");
      if ((elems.length == 2) && is_good_ipv4(elems[0]) && (parseInt(elems[1]) >= 24))
        return true;
    }

    return false;
  }

  $(document).ready(function(){

    $('#host_data_form_delete').areYouSure();

    prepare_typeahead('export_host', 'export_vlan', 'export_hosts_buttons');
    prepare_typeahead('delete_host', 'delete_vlan', 'delete_hosts_buttons');

    const validator_options = {
      disable: true,
      custom: {
        host: deleteHostValidator,
      },
      errors: {
        host: "]] print(i18n("manage_data.mac_or_ip_required")) print[[.",
      }
    }

    $("#host_data_form_delete").validator(validator_options);

    aysHandleForm("#host_data_form_delete");

  });

  /* Handle tab state across requests */
  $("ul.nav-tabs > li > a").on("shown.bs.tab", function(e) {
      const id = $(e.target).attr("href").substr(1);
      history.replaceState(null, null, "#"+id);
  });

  if (window.location.hash) setActiveHashTab(window.location.hash)

</script>


]]

-- <div class="btn-group btn-group-toggle invisible" data-toggle="buttons" id="delete_hosts_buttons" name="delete_hosts_buttons">
-- <label class="btn btn-secondary active">
-- <input type="radio" id="single_host" name="mode" value="filtered" autocomplete="off" data-toggle=" toggle" checked="checked">]] print(i18n("manage_data.single")) print[[
-- </label>

dofile(dirs.installdir .. "/scripts/lua/inc/footer.lua")