<?php
/**
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE as published by
 * the Free Software Foundation; either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU AFFERO GENERAL PUBLIC LICENSE
 * along with this program; if not, see http://www.gnu.org/licenses
 * or write to the Free Software Foundation,Inc., 51 Franklin Street,
 * Fifth Floor, Boston, MA 02110-1301  USA
 * @Package Gantt chart
 * @copyright Andrew Mclaughlan 2014
 * @author Andrew Mclaughlan <andrew@mclaughlan.info>
 */

if (!defined('sugarEntry') || !sugarEntry) {
    die('Not A Valid Entry Point');
}

class ProjectViewGanttChart extends ViewDetail
{
    public function display()
    {
        global $mod_strings, $app_list_strings;
        $db = DBManagerFactory::getInstance();

        echo '<link rel="stylesheet" type="text/css" href="modules/Project/css/style.css" />';
        echo '<link rel="stylesheet" type="text/css" href="modules/Project/qtip/jquery.qtip.min.css" />';
        echo '<script type="text/javascript" src="modules/Project/js/main_lib.js"></script>';
        echo '<script type="text/javascript" src="modules/Project/js/splitter.js"></script>';
        echo '<script type="text/javascript" src="modules/Project/js/jquery.blockUI.js"></script>';
        echo '<script type="text/javascript" src="modules/Project/js/jquery.validate.min.js"></script>';

        $project = BeanFactory::newBean('Project');

        if (!isset($_REQUEST["project_id"]) || trim($_REQUEST["project_id"]) == "") {
            $_REQUEST["project_id"] = $_REQUEST["record"];
        }

        $project->retrieve($_REQUEST["project_id"]);
        //Get project resources (users & contacts)
        $resources1 = $project->get_linked_beans('project_users_1', 'User');
        $resources2 = $project->get_linked_beans('project_contacts_1', 'Contact');
        //Combine resources into array of objects
        $resource_array = array();
        foreach ($resources1 as $user) {
            $resource = new stdClass;
            $resource->id = $user->id;
            $resource->name = $user->name;
            $resource->type = 'user';
            $resource_array[] = $resource;
        }
        foreach ($resources2 as $contact) {
            $resource = new stdClass;
            $resource->id = $contact->id;
            $resource->name = $contact->name;
            $resource->type = 'contact';
            $resource_array[] = $resource;
        }


        //Get the start and end date of the project in database format
        $query = "SELECT estimated_start_date FROM project WHERE id = '{$project->id}'";
        $start_date = $db->getOne($query);
        $query = "SELECT estimated_end_date FROM project WHERE id = '{$project->id}'";
        $end_date = $db->getOne($query);

        parent::display(); ?>
        <!--Create task pop-up-->
        <div style="display: none;">
            <div id="dialog"  class="add-new-task" title="<?php echo $mod_strings['LBL_ADD_NEW_TASK']; ?>">
                <p>
                    <?php echo $mod_strings['LBL_EDIT_TASK_PROPERTIES']; ?>
                </p>
                <form id="popup_form" class="projects-gantt-chart-popup">
                    <fieldset>
						<table width="100%">
							<tr><td>						
							<input type="hidden" name="project_id" id="project_id" value="<?php echo $project->id; ?>">
							<input type="hidden" name="consider_business_hours" id="consider_business_hours" value="<?php echo $project->override_business_hours; ?>">
							<input type="hidden" name="task_id" style="display: none; visibility: collapse;" id="task_id" value="">
							<input type="radio" name="Milestone" value="Subtask" checked="checked" id="Subtask" />
							<label id="Subtask_label" for="Subtask"><?php echo $mod_strings['LBL_SUBTASK']; ?></label>
							<input type="radio" name="Milestone" value="Milestone" id="Milestone" />

							<label id="Milestone_label" for="Milestone"><?php echo $mod_strings['LBL_MILESTONE_FLAG']; ?></label>
							<label id="parent_task_id" for="parent_task" style="display: none; visibility: collapse;"><?php echo $mod_strings['LBL_PARENT_TASK_ID']; ?></label>
							<input id="parent_task" class="text ui-widget-content ui-corner-all" style="display: none; visibility: collapse;" type="text" name="parent_task" value="" />
							<label for="task_name"><?php echo $mod_strings['LBL_TASK_NAME']; ?></label>
							<input type="text" name="task_name" id="task_name" class="text ui-widget-content ui-corner-all" />

							<label for="Predecessor"><?php echo $mod_strings['LBL_PREDECESSORS']; ?></label>
							<?php
                            echo '<select id="Predecessor" name="Predecessor" class="text ui-widget-content ui-corner-all" />';
        /* foreach ($tasks as $task) {
                                echo '<option rel="'.$task->id.'" value="'.$task->order_number.'">'.$task->name.'</opion>';
                            }*/
        echo '</select>'; ?>
							<label for="relation_type"><?php echo $mod_strings['LBL_RELATIONSHIP_TYPE']; ?></label>
							<?php
                            echo '<select id="relation_type" name="relation_type" class="text ui-widget-content ui-corner-all">
									'.get_select_options_with_id($app_list_strings['relationship_type_list'], '').'
							</select>'; ?>
							<label for="Lag"><?php echo $mod_strings['LBL_LAG']; ?></label>
							<input type="text" name="Lag" value="0" id="Lag" class="text ui-widget-content ui-corner-all" />
							<select id="Lag_unit" name="Lag_unit" class="text ui-widget-content ui-corner-all" />
							<option value="Days"><?php echo $mod_strings['LBL_DAYS']; ?></option>
							<!-- <option value="Hours">--><?php //echo $mod_strings['LBL_HOURS'];?><!--</option>-->
							</select>

							<label for="start"><?php echo $mod_strings['LBL_START']; ?></label>
							<input type="text" name="Start" id="Start" value="" class="text ui-widget-content ui-corner-all" />
							<script type="text/javascript">
								var now = new Date();
								Calendar.setup ({
									inputField : "Start",
									ifFormat : cal_date_format,
									daFormat : "%m/%d/%Y %I:%M%P",
									button : "Start",
									singleClick : true,
									step : 1,
									weekNumbers: false,
									startWeekday: 0
								});
							</script>
					
						</td><td> 

							<label for="Duration"><?php echo $mod_strings['LBL_DURATION_TITLE']; ?></label>
							<input type="text" name="Duration" id="Duration" class="text ui-widget-content ui-corner-all" />
							<select id="Duration_unit" name="Duration_unit" class="text ui-widget-content ui-corner-all" />
							<?php
                            echo get_select_options_with_id($app_list_strings['duration_unit_dom'], ''); ?>
							</select>

							<label for="Resources"><?php echo $mod_strings['LBL_ASSIGNED_USER_ID']; ?></label>
							<?php
                            echo '<select id="Resources" name="Resources" class="text ui-widget-content ui-corner-all" />';
        echo '<option value="0">'.$mod_strings['LBL_UNASSIGNED'].'</option>';
        foreach ($resource_array as $resource) {
            echo '<option rel="'.$resource->type.'" value="'.$resource->id.'">'.$resource->name.'</opion>';
        }
        echo '</select>'; ?>
							<label for="%Complete"><?php echo $mod_strings['LBL_PERCENT_COMPLETE']; ?></label>
							<input type="text" name="Complete" id="Complete" value="0" class="text ui-widget-content ui-corner-all" />
							<label for="Actual_duration"><?php echo $mod_strings['LBL_ACTUAL_DURATION']; ?></label>
							<input type="text" name="Actual_duration" id="Actual_duration" value="" class="text ui-widget-content ui-corner-all" />
							<input type="hidden" name="Notes" id="Notes" />
							<!-- label for="Notes"><?php echo $mod_strings['LBL_DESCRIPTION']; ?></label>
							<textarea id="Notes" cols="34" name="Notes" class="text ui-widget-content ui-corner-all"></textarea -->
						</td>
						</tr>
						</table>
					</fieldset>
                </form>
            </div>
            <!--Delete task pop-up-->
            <div id="delete_dialog" title="<?php echo $mod_strings['LBL_DELETE_TASK']; ?>">
                <p>
                    Are you sure you want to delete this task?
                </p>
            </div>
        </div>
        <!-- Pop-up End -->


        <!--Mark-up for the main body of the view-->
			<!-- div class="moduleTitle">
				<h2> <?php echo $project->name; ?> </h2>
				<div class="clear"></div>
				<br><a class="utilsLink" href="index.php?module=Project&action=DetailView&record=<?php echo $_REQUEST["project_id"]; ?>&return_module=Project&return_action=view_GanttChart" id="create_link"><?php echo $mod_strings['LBL_VIEW_DETAIL']; ?></a>
				<span class="utils">&nbsp; 
				</span>
				<div class="clear"></div>
			</div -->
			<!-- div class="yui-navset detailview_tabs yui-navset-top" id="Project_detailview_tabs">
				<!--ul class="yui-nav"-- >
				<div class="yui-content">    
					<div id="tabcontent0">
						<div id="detailpanel_1" class="detail view  detail508 expanded">
							<table id="project_information" class="panelContainer" cellspacing="0">
							<tbody>
							<tr>
							<td scope="col" width="12.5%"><?php echo $mod_strings['LBL_START']; ?></td>
							<td class="inlineEdit" width="37.5%"><?php echo $project->estimated_start_date; ?></td>
							<td scope="col" width="12.5%"><?php echo $mod_strings['LBL_FINISH']; ?></td>
							<td class="inlineEdit" width="37.5%"><?php echo $project->estimated_end_date; ?> </td>
							</tr>
							<tr>
							<td scope="col" width="12.5%"><?php echo $mod_strings['LBL_VIEW_GANTT_DURATION']; ?></td>
							<td class="inlineEdit" width="37.5%"><?php echo $this->time_range($start_date, $end_date); ?></td>
							<td scope="col" width="12.5%"><?php echo $mod_strings['LBL_STATUS']; ?></td>
							<td class="inlineEdit" width="37.5%"><?php echo $app_list_strings['project_status_dom'][$project->status]; ?></td>
							</tr>
							<tr>
							<td scope="col" width="12.5%"><?php echo $mod_strings['LBL_ASSIGNED_USER_NAME']; ?></td>
							<td class="inlineEdit" width="37.5%"><?php echo $project->assigned_user_name; ?></td>
							<td scope="col" width="12.5%"><?php echo $mod_strings['LBL_PRIORITY']; ?></td>
							<td class="" width="37.5%"><?php echo $app_list_strings['projects_priority_options'][$project->priority]; ?></td>
							</tr>
							<tr>
							<td scope="col" width="12.5%"><?php echo $mod_strings['LBL_AM_PROJECTTEMPLATES_PROJECT_1_FROM_AM_PROJECTTEMPLATES_TITLE']; ?></td>
							<td class="inlineEdit" width="37.5%"><?php echo $project->am_projecttemplates_project_1_name; ?></td>
							<td scope="col" width="12.5%"><?php echo ""; ?></td>
							<td class="inlineEdit" width="37.5%"><?php echo ""; ?></td>
							</tr>
							< !--tr >
							<td scope="col" width="12.5%"><?php echo $mod_strings['LBL_DESCRIPTION']; ?></td>
							<td class="inlineEdit" type="text" colspan="3" width="87.5%"><?php echo $project->description; ?></td>
							</tr -- >
							</tbody></table>
						</div>
					</div>
				</div>
				<br>
	
				?>
			</div -->



        <div id="wrapper" class="gantt-btn">

			<?php
                    if (ACLController::checkAccess('Project', 'edit', true)) {
                        echo '<div style="clear:both;padding:10px;padding-left: 0;"><button id="add_button" class="gantt_button">' . $mod_strings['LBL_ADD_NEW_TASK'] . '</button></div>';
                        echo '<input id="is_editable" name="is_editable" type="hidden" value="1" >';
                    } ?>
            <input id="project_id" type="hidden" name="project_id" value="<?php echo $_REQUEST["record"]; ?>" />
            <div id="project_wrapper">


            </div>
        </div>
        <!--Main body end-->
<?php
    }

    //Returns the time span between two dates in years  months and days
    public function time_range($start_date, $end_date)
    {
        global $mod_strings;

        $datetime1 = new DateTime($start_date);
        $datetime2 = new DateTime($end_date);
        $datetime2->add(new DateInterval('P1D')); //Add 1 day to include the end date as a day
        $interval = $datetime1->diff($datetime2);
        return $interval->format('%m '.$mod_strings['LBL_MONTHS'].', %d '.$mod_strings['LBL_DAYS']);
    }
}
