<?php
if (!defined('BASEPATH')) exit('No direct script access allowed');

class Accumulate_model extends CI_Model
{
    function get_accumulated_data($band, $award, $mode, $propmode, $period) {
        $this->load->model('logbooks_model');
        $logbooks_locations_array = $this->logbooks_model->list_logbook_relationships($this->session->userdata('active_station_logbook'));

        if (!$logbooks_locations_array) {
            return array();
        }

        $location_list = "'" . implode("','", $logbooks_locations_array) . "'";

        switch ($award) {
            case 'dxcc':
                $result = $this->get_accumulated_dxcc($band, $mode, $propmode, $period, $location_list);
                break;
            case 'was':
                $result = $this->get_accumulated_was($band, $mode, $propmode, $period, $location_list);
                break;
            case 'iota':
                $result = $this->get_accumulated_iota($band, $mode, $propmode, $period, $location_list);
                break;
            case 'waz':
                $result = $this->get_accumulated_waz($band, $mode, $propmode, $period, $location_list);
                break;
            case 'vucc':
                $result = $this->get_accumulated_vucc($band, $mode, $propmode, $period, $location_list);
                break;
            case 'waja':
                $result = $this->get_accumulated_waja($band, $mode, $propmode, $period, $location_list);
                break;
        }

        return $result;
    }

    function get_accumulated_dxcc($band, $mode, $propmode, $period, $location_list) {
	    $binding=[];
	    if ($period == "year") {
		    $sql = "select year(thcv.col_time_on) year";
	    } else if ($period == "month") {
		    $sql = "select date_format(thcv.col_time_on, '%Y-%m') year";
	    }

	    $sql .= ", coalesce(y.tot, 0) tot
		    from " . $this->config->item('table_name') . " thcv
		    left outer join (
			    select count(col_dxcc) as tot, year
			    from (select distinct ";

	    if ($period == "year") {
		    $sql .= "year(col_time_on)";
	    } else if ($period == "month") {
		    $sql .= "date_format(col_time_on, '%Y-%m')";
	    }

	    $sql .= " year, col_dxcc
		    from " . $this->config->item('table_name') .
		    " where col_dxcc > 0 and station_id in (" . $location_list . ")";

	    if ($band == 'SAT') {				// Left for compatibility reasons
		    $sql .= " and col_prop_mode = ?";
		    $binding[] = $band;
	    } else {					// Not SAT
		    if ($band != 'All') {			// Band set? Take care of it
			    $sql .= " and col_band = ?";
			    $binding[] = $band;
		    }
		    if ( $propmode == 'NoSAT' ) {		// All without SAT
			    $sql .= " and col_prop_mode !='SAT'";
		    } elseif ($propmode == 'None') {	// Empty Propmode
			    $sql .= " and (trim(col_prop_mode)='' or col_prop_mode is null)";
		    } elseif ($propmode == 'All') {		// Dont care for propmode
			    ; // No Prop-Filter
		    } else {				// Propmode set, take care of it
			    $sql .= " and col_prop_mode = ?";
			    $binding[] = $propmode;
		    }
	    }


	    if ($mode != 'All') {
		    $sql .= " and (col_mode = ? or col_submode = ?)";
		    $binding[] = $mode;
		    $binding[] = $mode;
	    }

	    $sql .= " order by year
	) x
	where not exists (select 1 from " . $this->config->item('table_name') . " where";

	    if ($period == "year") {
		    $sql .= " year(col_time_on) < year";;
	    } else if ($period == "month") {
		    $sql .= " date_format(col_time_on, '%Y-%m') < year";;
	    }

	    $sql .= " and col_dxcc = x.col_dxcc";

		if ($band == 'SAT') {				// Left for compatibility reasons
		    $sql .= " and col_prop_mode = ?";
		    $binding[] = $band;
	    } else {					// Not SAT
		    if ($band != 'All') {			// Band set? Take care of it
			    $sql .= " and col_band = ?";
			    $binding[] = $band;
		    }
		    if ( $propmode == 'NoSAT' ) {		// All without SAT
			    $sql .= " and col_prop_mode !='SAT'";
		    } elseif ($propmode == 'None') {	// Empty Propmode
			    $sql .= " and (trim(col_prop_mode)='' or col_prop_mode is null)";
		    } elseif ($propmode == 'All') {		// Dont care for propmode
			    ; // No Prop-Filter
		    } else {				// Propmode set, take care of it
			    $sql .= " and col_prop_mode = ?";
			    $binding[] = $propmode;
		    }
	    }

	    if ($mode != 'All') {
		    $sql .= " and (col_mode = ? or col_submode = ?)";
		    $binding[] = $mode;
		    $binding[] = $mode;
	    }

	    $sql .= " and station_id in (" . $location_list . "))
		    group by year
		    order by year";

	    if ($period == "year") {
		    $sql .= " ) y on year(thcv.col_time_on) = y.year";
	    } else if ($period == "month") {
		    $sql .= " ) y on date_format(col_time_on, '%Y-%m') = y.year";
	    }

	    $sql .= " where thcv.col_dxcc > 0";

	    if ($band != 'All') {
		    if ($band == 'SAT') {
			    $sql .= " and col_prop_mode = ?";
			    $binding[] = $band;
		    } else {
			    $sql .= " and col_prop_mode !='SAT'";
			    $sql .= " and col_band = ?";
			    $binding[] = $band;
		    }
	    }

	    if ($mode != 'All') {
		    $sql .= " and (col_mode = ? or col_submode = ?)";
		    $binding[] = $mode;
		    $binding[] = $mode;
	    }

	    $sql .= " and station_id in (" . $location_list . ")";

	    if ($period == "year") {
		    $sql .= " group by year(thcv.col_time_on), y.tot
			    order by year(thcv.col_time_on)";
	    } else if ($period == "month") {
		    $sql .= " group by date_format(col_time_on, '%Y-%m'), y.tot
			    order by date_format(col_time_on, '%Y-%m')";
	    }

	    $query = $this->db->query($sql,$binding);

	    return $this->count_and_add_accumulated_total($query->result());
    }

    function count_and_add_accumulated_total($array) {
        $counter = 0;
        for ($i = 0; $i < count($array); $i++) {
            $array[$i]->total = $array[$i]->tot + $counter;
            $counter = $array[$i]->total;
        }
        return $array;
    }

    function get_accumulated_waja($band, $mode, $propmode, $period, $location_list) {
	    $binding=[];
	    if ($period == "year") {
		    $sql = "select year(thcv.col_time_on) year";
	    } else if ($period == "month") {
		    $sql = "select date_format(col_time_on, '%Y-%m') year";
	    }

	    $sql .= ", coalesce(y.tot, 0) tot
		    from " . $this->config->item('table_name') . " thcv
		    left outer join (
			    select count(col_state) as tot, year
			    from (select distinct ";

	    if ($period == "year") {
		    $sql .= "year(col_time_on)";
	    } else if ($period == "month") {
		    $sql .= "date_format(col_time_on, '%Y-%m')";
	    }

	    $sql .= " year, col_state
		    from " . $this->config->item('table_name') .
		    " where station_id in (" . $location_list . ")";

	    if ($band == 'SAT') {				// Left for compatibility reasons
		    $sql .= " and col_prop_mode = ?";
		    $binding[] = $band;
	    } else {					// Not SAT
		    if ($band != 'All') {			// Band set? Take care of it
			    $sql .= " and col_band = ?";
			    $binding[] = $band;
		    }
		    if ( $propmode == 'NoSAT' ) {		// All without SAT
			    $sql .= " and col_prop_mode !='SAT'";
		    } elseif ($propmode == 'None') {	// Empty Propmode
			    $sql .= " and (trim(col_prop_mode)='' or col_prop_mode is null)";
		    } elseif ($propmode == 'All') {		// Dont care for propmode
			    ; // No Prop-Filter
		    } else {				// Propmode set, take care of it
			    $sql .= " and col_prop_mode = ?";
			    $binding[] = $propmode;
		    }
	    }

	    if ($mode != 'All') {
		    $sql .= " and (col_mode = ? or col_submode = ?)";
		    $binding[] = $mode;
		    $binding[] = $mode;
	    }

	    $sql .= " and COL_DXCC in ('339') and trim(coalesce(col_state,'')) != ''";

	    $sql .= " order by year
	) x
	where not exists (select 1 from " . $this->config->item('table_name') . " where";

	    if ($period == "year") {
		    $sql .= " year(col_time_on) < year";;
	    } else if ($period == "month") {
		    $sql .= " date_format(col_time_on, '%Y-%m') < year";;
	    }

	    $sql .= " and col_state = x.col_state";

	    if ($band == 'SAT') {				// Left for compatibility reasons
		    $sql .= " and col_prop_mode = ?";
		    $binding[] = $band;
	    } else {					// Not SAT
		    if ($band != 'All') {			// Band set? Take care of it
			    $sql .= " and col_band = ?";
			    $binding[] = $band;
		    }
		    if ( $propmode == 'NoSAT' ) {		// All without SAT
			    $sql .= " and col_prop_mode !='SAT'";
		    } elseif ($propmode == 'None') {	// Empty Propmode
			    $sql .= " and (trim(col_prop_mode)='' or col_prop_mode is null)";
		    } elseif ($propmode == 'All') {		// Dont care for propmode
			    ; // No Prop-Filter
		    } else {				// Propmode set, take care of it
			    $sql .= " and col_prop_mode = ?";
			    $binding[] = $propmode;
		    }
	    }

	    if ($mode != 'All') {
		    $sql .= " and (col_mode = ? or col_submode = ?)";
		    $binding[] = $mode;
		    $binding[] = $mode;
	    }

	    $sql .= " and COL_DXCC in ('339')";

	    $sql .= " and station_id in (" . $location_list . "))
		    group by year
		    order by year";

	    if ($period == "year") {
		    $sql .= " ) y on year(thcv.col_time_on) = y.year";
	    } else if ($period == "month") {
		    $sql .= " ) y on date_format(col_time_on, '%Y-%m') = y.year";
	    }

	    $sql .= " where station_id in (" . $location_list . ")";

	    if ($band == 'SAT') {				// Left for compatibility reasons
		    $sql .= " and col_prop_mode = ?";
		    $binding[] = $band;
	    } else {					// Not SAT
		    if ($band != 'All') {			// Band set? Take care of it
			    $sql .= " and col_band = ?";
			    $binding[] = $band;
		    }
		    if ( $propmode == 'NoSAT' ) {		// All without SAT
			    $sql .= " and col_prop_mode !='SAT'";
		    } elseif ($propmode == 'None') {	// Empty Propmode
			    $sql .= " and (trim(col_prop_mode)='' or col_prop_mode is null)";
		    } elseif ($propmode == 'All') {		// Dont care for propmode
			    ; // No Prop-Filter
		    } else {				// Propmode set, take care of it
			    $sql .= " and col_prop_mode = ?";
			    $binding[] = $propmode;
		    }
	    }

	    if ($mode != 'All') {
		    $sql .= " and (col_mode = ? or col_submode = ?)";
		    $binding[] = $mode;
		    $binding[] = $mode;
	    }

	    if ($period == "year") {
		    $sql .= " group by year(thcv.col_time_on), y.tot
			    order by year(thcv.col_time_on)";
	    } else if ($period == "month") {
		    $sql .= " group by date_format(col_time_on, '%Y-%m'), y.tot
			    order by date_format(col_time_on, '%Y-%m')";
	    }

	    $query = $this->db->query($sql, $binding);

	    return $this->count_and_add_accumulated_total($query->result());
    }

    function get_accumulated_was($band, $mode, $propmode, $period, $location_list) {
		$binding=[];
	    if ($period == "year") {
		    $sql = "select year(thcv.col_time_on) year";
	    } else if ($period == "month") {
		    $sql = "select date_format(col_time_on, '%Y-%m') year";
	    }

	    $sql .= ", coalesce(y.tot, 0) tot
		    from " . $this->config->item('table_name') . " thcv
		    left outer join (
			    select count(col_state) as tot, year
			    from (select distinct ";

	    if ($period == "year") {
		    $sql .= "year(col_time_on)";
	    } else if ($period == "month") {
		    $sql .= "date_format(col_time_on, '%Y-%m')";
	    }

	    $sql .= " year, col_state
		    from " . $this->config->item('table_name') .
		    " where station_id in (" . $location_list . ")";


	    if ($band == 'SAT') {				// Left for compatibility reasons
		    $sql .= " and col_prop_mode = ?";
		    $binding[] = $band;
	    } else {					// Not SAT
		    if ($band != 'All') {			// Band set? Take care of it
			    $sql .= " and col_band = ?";
			    $binding[] = $band;
		    }
		    if ( $propmode == 'NoSAT' ) {		// All without SAT
			    $sql .= " and col_prop_mode !='SAT'";
		    } elseif ($propmode == 'None') {	// Empty Propmode
			    $sql .= " and (trim(col_prop_mode)='' or col_prop_mode is null)";
		    } elseif ($propmode == 'All') {		// Dont care for propmode
			    ; // No Prop-Filter
		    } else {				// Propmode set, take care of it
			    $sql .= " and col_prop_mode = ?";
			    $binding[] = $propmode;
		    }
	    }

	    if ($mode != 'All') {
		    $sql .= " and (col_mode = ? or col_submode = ?)";
		    $binding[] = $mode;
		    $binding[] = $mode;
	    }

	    $sql .= " and COL_DXCC in ('291', '6', '110')";
	    $sql .= " and COL_STATE in ('AK','AL','AR','AZ','CA','CO','CT','DE','FL','GA','HI','IA','ID','IL','IN','KS','KY','LA','MA','MD','ME','MI','MN','MO','MS','MT','NC','ND','NE','NH','NJ','NM','NV','NY','OH','OK','OR','PA','RI','SC','SD','TN','TX','UT','VA','VT','WA','WI','WV','WY')";

	    $sql .= " order by year
	) x
	where not exists (select 1 from " . $this->config->item('table_name') . " where";

	    if ($period == "year") {
		    $sql .= " year(col_time_on) < year";;
	    } else if ($period == "month") {
		    $sql .= " date_format(col_time_on, '%Y-%m') < year";;
	    }

	    $sql .= " and col_state = x.col_state";

	    if ($band == 'SAT') {				// Left for compatibility reasons
		    $sql .= " and col_prop_mode = ?";
		    $binding[] = $band;
	    } else {					// Not SAT
		    if ($band != 'All') {			// Band set? Take care of it
			    $sql .= " and col_band = ?";
			    $binding[] = $band;
		    }
		    if ( $propmode == 'NoSAT' ) {		// All without SAT
			    $sql .= " and col_prop_mode !='SAT'";
		    } elseif ($propmode == 'None') {	// Empty Propmode
			    $sql .= " and (trim(col_prop_mode)='' or col_prop_mode is null)";
		    } elseif ($propmode == 'All') {		// Dont care for propmode
			    ; // No Prop-Filter
		    } else {				// Propmode set, take care of it
			    $sql .= " and col_prop_mode = ?";
			    $binding[] = $propmode;
		    }
	    }

	    if ($mode != 'All') {
		    $sql .= " and (col_mode = ? or col_submode = ?)";
		    $binding[] = $mode;
		    $binding[] = $mode;
	    }

	    $sql .= " and COL_DXCC in ('291', '6', '110')";
	    $sql .= " and COL_STATE in ('AK','AL','AR','AZ','CA','CO','CT','DE','FL','GA','HI','IA','ID','IL','IN','KS','KY','LA','MA','MD','ME','MI','MN','MO','MS','MT','NC','ND','NE','NH','NJ','NM','NV','NY','OH','OK','OR','PA','RI','SC','SD','TN','TX','UT','VA','VT','WA','WI','WV','WY')";

	    $sql .= " and station_id in (" . $location_list . "))
		    group by year
		    order by year";

	    if ($period == "year") {
		    $sql .= " ) y on year(thcv.col_time_on) = y.year";
	    } else if ($period == "month") {
		    $sql .= " ) y on date_format(col_time_on, '%Y-%m') = y.year";
	    }

	    $sql .= " where station_id in (" . $location_list . ")";

	    if ($band == 'SAT') {				// Left for compatibility reasons
		    $sql .= " and col_prop_mode = ?";
		    $binding[] = $band;
	    } else {					// Not SAT
		    if ($band != 'All') {			// Band set? Take care of it
			    $sql .= " and col_band = ?";
			    $binding[] = $band;
		    }
		    if ( $propmode == 'NoSAT' ) {		// All without SAT
			    $sql .= " and col_prop_mode !='SAT'";
		    } elseif ($propmode == 'None') {	// Empty Propmode
			    $sql .= " and (trim(col_prop_mode)='' or col_prop_mode is null)";
		    } elseif ($propmode == 'All') {		// Dont care for propmode
			    ; // No Prop-Filter
		    } else {				// Propmode set, take care of it
			    $sql .= " and col_prop_mode = ?";
			    $binding[] = $propmode;
		    }
	    }

	    if ($mode != 'All') {
		    $sql .= " and (col_mode = ? or col_submode = ?)";
		    $binding[] = $mode;
		    $binding[] = $mode;
	    }

	    if ($period == "year") {
		    $sql .= " group by year(thcv.col_time_on), y.tot
			    order by year(thcv.col_time_on)";
	    } else if ($period == "month") {
		    $sql .= " group by date_format(col_time_on, '%Y-%m'), y.tot
			    order by date_format(col_time_on, '%Y-%m')";
	    }

	    $query = $this->db->query($sql, $binding);

	    return $this->count_and_add_accumulated_total($query->result());
    }

    function get_accumulated_iota($band, $mode, $propmode, $period, $location_list) {
	    $binding = [];
	    if ($period == "year") {
		    $sql = "select year(thcv.col_time_on) year";
	    } else if ($period == "month") {
		    $sql = "select date_format(col_time_on, '%Y-%m') year";
	    }

	    $sql .= ", coalesce(y.tot, 0) tot
		    from " . $this->config->item('table_name') . " thcv
		    left outer join (
			    select count(col_iota) as tot, year
			    from (select distinct ";

	    if ($period == "year") {
		    $sql .= "year(col_time_on)";
	    } else if ($period == "month") {
		    $sql .= "date_format(col_time_on, '%Y-%m')";
	    }

	    $sql .= " year, col_iota
		    from " . $this->config->item('table_name') .
		    " where station_id in (" . $location_list . ")";

	    if ($band == 'SAT') {				// Left for compatibility reasons
		    $sql .= " and col_prop_mode = ?";
		    $binding[] = $band;
	    } else {					// Not SAT
		    if ($band != 'All') {			// Band set? Take care of it
			    $sql .= " and col_band = ?";
			    $binding[] = $band;
		    }
		    if ( $propmode == 'NoSAT' ) {		// All without SAT
			    $sql .= " and col_prop_mode !='SAT'";
		    } elseif ($propmode == 'None') {	// Empty Propmode
			    $sql .= " and (trim(col_prop_mode)='' or col_prop_mode is null)";
		    } elseif ($propmode == 'All') {		// Dont care for propmode
			    ; // No Prop-Filter
		    } else {				// Propmode set, take care of it
			    $sql .= " and col_prop_mode = ?";
			    $binding[] = $propmode;
		    }
	    }

	    if ($mode != 'All') {
		    $sql .= " and (col_mode = ? or col_submode = ?)";
		    $binding[] = $mode;
		    $binding[] = $mode;
	    }

	    $sql .= " order by year
	) x
	where not exists (select 1 from " . $this->config->item('table_name') . " where";

	    if ($period == "year") {
		    $sql .= " year(col_time_on) < year";;
	    } else if ($period == "month") {
		    $sql .= " date_format(col_time_on, '%Y-%m') < year";;
	    }

	    $sql .= " and col_iota = x.col_iota";

	    if ($band == 'SAT') {				// Left for compatibility reasons
		    $sql .= " and col_prop_mode = ?";
		    $binding[] = $band;
	    } else {					// Not SAT
		    if ($band != 'All') {			// Band set? Take care of it
			    $sql .= " and col_band = ?";
			    $binding[] = $band;
		    }
		    if ( $propmode == 'NoSAT' ) {		// All without SAT
			    $sql .= " and col_prop_mode !='SAT'";
		    } elseif ($propmode == 'None') {	// Empty Propmode
			    $sql .= " and (trim(col_prop_mode)='' or col_prop_mode is null)";
		    } elseif ($propmode == 'All') {		// Dont care for propmode
			    ; // No Prop-Filter
		    } else {				// Propmode set, take care of it
			    $sql .= " and col_prop_mode = ?";
			    $binding[] = $propmode;
		    }
	    }

	    if ($mode != 'All') {
		    $sql .= " and (col_mode = ? or col_submode = ?)";
		    $binding[] = $mode;
		    $binding[] = $mode;
	    }

	    $sql .= " and station_id in (" . $location_list . "))
		    group by year
		    order by year";

	    if ($period == "year") {
		    $sql .= " ) y on year(thcv.col_time_on) = y.year";
	    } else if ($period == "month") {
		    $sql .= " ) y on date_format(col_time_on, '%Y-%m') = y.year";
	    }

	    $sql .= " where station_id in (" . $location_list . ")";

	    if ($band == 'SAT') {				// Left for compatibility reasons
		    $sql .= " and col_prop_mode = ?";
		    $binding[] = $band;
	    } else {					// Not SAT
		    if ($band != 'All') {			// Band set? Take care of it
			    $sql .= " and col_band = ?";
			    $binding[] = $band;
		    }
		    if ( $propmode == 'NoSAT' ) {		// All without SAT
			    $sql .= " and col_prop_mode !='SAT'";
		    } elseif ($propmode == 'None') {	// Empty Propmode
			    $sql .= " and (trim(col_prop_mode)='' or col_prop_mode is null)";
		    } elseif ($propmode == 'All') {		// Dont care for propmode
			    ; // No Prop-Filter
		    } else {				// Propmode set, take care of it
			    $sql .= " and col_prop_mode = ?";
			    $binding[] = $propmode;
		    }
	    }

	    if ($mode != 'All') {
		    $sql .= " and (col_mode = ? or col_submode = ?)";
		    $binding[] = $mode;
		    $binding[] = $mode;
	    }

	    if ($period == "year") {
		    $sql .= " group by year(thcv.col_time_on), y.tot
			    order by year(thcv.col_time_on)";
	    } else if ($period == "month") {
		    $sql .= " group by date_format(col_time_on, '%Y-%m'), y.tot
			    order by date_format(col_time_on, '%Y-%m')";
	    }

	    $query = $this->db->query($sql, $binding);

	    return $this->count_and_add_accumulated_total($query->result());
    }

    function get_accumulated_waz($band, $mode, $propmode, $period, $location_list) {
	    $binding=[];
	    if ($period == "year") {
		    $sql = "select year(thcv.col_time_on) year";
	    } else if ($period == "month") {
		    $sql = "select date_format(col_time_on, '%Y-%m') year";
	    }

	    $sql .= ", coalesce(y.tot, 0) tot
		    from " . $this->config->item('table_name') . " thcv
		    left outer join (
			    select count(col_cqz) as tot, year
			    from (select distinct ";

	    if ($period == "year") {
		    $sql .= "year(col_time_on)";
	    } else if ($period == "month") {
		    $sql .= "date_format(col_time_on, '%Y-%m')";
	    }

	    $sql .= " year, col_cqz
		    from " . $this->config->item('table_name') .
		    " where station_id in (" . $location_list . ")";

	    if ($band == 'SAT') {				// Left for compatibility reasons
		    $sql .= " and col_prop_mode = ?";
		    $binding[] = $band;
	    } else {					// Not SAT
		    if ($band != 'All') {			// Band set? Take care of it
			    $sql .= " and col_band = ?";
			    $binding[] = $band;
		    }
		    if ( $propmode == 'NoSAT' ) {		// All without SAT
			    $sql .= " and col_prop_mode !='SAT'";
		    } elseif ($propmode == 'None') {	// Empty Propmode
			    $sql .= " and (trim(col_prop_mode)='' or col_prop_mode is null)";
		    } elseif ($propmode == 'All') {		// Dont care for propmode
			    ; // No Prop-Filter
		    } else {				// Propmode set, take care of it
			    $sql .= " and col_prop_mode = ?";
			    $binding[] = $propmode;
		    }
	    }

	    if ($mode != 'All') {
		    $sql .= " and (col_mode = ? or col_submode = ?)";
		    $binding[] = $mode;
		    $binding[] = $mode;
	    }

	    $sql .= " order by year
	) x
	where not exists (select 1 from " . $this->config->item('table_name') . " where";

	    if ($period == "year") {
		    $sql .= " year(col_time_on) < year";;
	    } else if ($period == "month") {
		    $sql .= " date_format(col_time_on, '%Y-%m') < year";;
	    }

	    $sql .= " and col_cqz = x.col_cqz";

	    if ($band == 'SAT') {				// Left for compatibility reasons
		    $sql .= " and col_prop_mode = ?";
		    $binding[] = $band;
	    } else {					// Not SAT
		    if ($band != 'All') {			// Band set? Take care of it
			    $sql .= " and col_band = ?";
			    $binding[] = $band;
		    }
		    if ( $propmode == 'NoSAT' ) {		// All without SAT
			    $sql .= " and col_prop_mode !='SAT'";
		    } elseif ($propmode == 'None') {	// Empty Propmode
			    $sql .= " and (trim(col_prop_mode)='' or col_prop_mode is null)";
		    } elseif ($propmode == 'All') {		// Dont care for propmode
			    ; // No Prop-Filter
		    } else {				// Propmode set, take care of it
			    $sql .= " and col_prop_mode = ?";
			    $binding[] = $propmode;
		    }
	    }

	    if ($mode != 'All') {
		    $sql .= " and (col_mode = ? or col_submode = ?)";
		    $binding[] = $mode;
		    $binding[] = $mode;
	    }

	    $sql .= " and station_id in (" . $location_list . "))
		    group by year
		    order by year";

	    if ($period == "year") {
		    $sql .= " ) y on year(thcv.col_time_on) = y.year";
	    } else if ($period == "month") {
		    $sql .= " ) y on date_format(col_time_on, '%Y-%m') = y.year";
	    }

	    $sql .= " where station_id in (" . $location_list . ")";

	    if ($band == 'SAT') {				// Left for compatibility reasons
		    $sql .= " and col_prop_mode = ?";
		    $binding[] = $band;
	    } else {					// Not SAT
		    if ($band != 'All') {			// Band set? Take care of it
			    $sql .= " and col_band = ?";
			    $binding[] = $band;
		    }
		    if ( $propmode == 'NoSAT' ) {		// All without SAT
			    $sql .= " and col_prop_mode !='SAT'";
		    } elseif ($propmode == 'None') {	// Empty Propmode
			    $sql .= " and (trim(col_prop_mode)='' or col_prop_mode is null)";
		    } elseif ($propmode == 'All') {		// Dont care for propmode
			    ; // No Prop-Filter
		    } else {				// Propmode set, take care of it
			    $sql .= " and col_prop_mode = ?";
			    $binding[] = $propmode;
		    }
	    }

	    if ($mode != 'All') {
		    $sql .= " and (col_mode = ? or col_submode = ?)";
		    $binding[] = $mode;
		    $binding[] = $mode;
	    }

	    if ($period == "year") {
		    $sql .= " group by year(thcv.col_time_on), y.tot
			    order by year(thcv.col_time_on)";
	    } else if ($period == "month") {
		    $sql .= " group by date_format(col_time_on, '%Y-%m'), y.tot
			    order by date_format(col_time_on, '%Y-%m')";
	    }

	    $query = $this->db->query($sql,$binding);

	    return $this->count_and_add_accumulated_total($query->result());
    }

    function get_accumulated_vucc($band, $mode, $propmode, $period, $location_list) {
		$dbversion = $this->db->version();
		$dbversion = explode('.', $dbversion);

		$sql = "";
		if ($dbversion[0] >= "8") {
			$query = $this->fastquery($band, $mode, $propmode, $period, $location_list);
			return $query->result();
		} else {
			$query = $this->slowquery($band, $mode, $propmode, $period, $location_list);
			return $this->count_and_add_accumulated_total($query->result());
		}
    }

    function fastquery($band, $mode, $propmode, $period, $location_list) {
	    $binding=[];
	    $sql = "WITH firstseen AS (
		    SELECT substr(col_gridsquare,1,4) as grid, ";

	    if ($period == "year") {
		    $sql .= "MIN(year(col_time_on)) year";
	    } else if ($period == "month") {
		    $sql .= "MIN(date_format(col_time_on, '%Y-%m')) year";
	    }

	    $sql .= " from " . $this->config->item('table_name') . " thcv
		    where coalesce(col_gridsquare, '') <> ''
		    and station_id in (" . $location_list . ")";


	    if ($band == 'SAT') {				// Left for compatibility reasons
		    $sql .= " and col_prop_mode = ?";
		    $binding[] = $band;
	    } else {					// Not SAT
		    if ($band != 'All') {			// Band set? Take care of it
			    $sql .= " and col_band = ?";
			    $binding[] = $band;
		    }
		    if ( $propmode == 'NoSAT' ) {		// All without SAT
			    $sql .= " and col_prop_mode !='SAT'";
		    } elseif ($propmode == 'None') {	// Empty Propmode
			    $sql .= " and (trim(col_prop_mode)='' or col_prop_mode is null)";
		    } elseif ($propmode == 'All') {		// Dont care for propmode
			    ; // No Prop-Filter
		    } else {				// Propmode set, take care of it
			    $sql .= " and col_prop_mode = ?";
			    $binding[] = $propmode;
		    }
	    }

	    if ($mode != 'All') {
		    $sql .= " and (col_mode = ? or col_submode = ?)";
		    $binding[] = $mode;
		    $binding[] = $mode;
	    }

	    $sql .= " GROUP BY 1
		    union all
		    select substr(grid, 1,4) as grid, year
		    from (
			    select TRIM(SUBSTRING_INDEX(SUBSTRING_INDEX(COL_VUCC_GRIDS, ',', x.x), ',',-1)) as grid, ";
	    if ($period == "year") {
		    $sql .= "MIN(year(col_time_on)) year";
	    } else if ($period == "month") {
		    $sql .= "MIN(date_format(col_time_on, '%Y-%m')) year";
	    }

	    $sql .= " from " . $this->config->item('table_name') . " thcv
		    cross join (
			    select 1 as x
			    union all
			    select 2
			    union all
			    select 3
			    union all
			    select 4) x
			    where
			    x.x <= length(COL_VUCC_GRIDS)-length(replace(COL_VUCC_GRIDS, ',', ''))+ 1
			    and coalesce(COL_VUCC_GRIDS, '') <> ''
			    and station_id in (" . $location_list . ")";

	    if ($band == 'SAT') {				// Left for compatibility reasons
		    $sql .= " and col_prop_mode = ?";
		    $binding[] = $band;
	    } else {					// Not SAT
		    if ($band != 'All') {			// Band set? Take care of it
			    $sql .= " and col_band = ?";
			    $binding[] = $band;
		    }
		    if ( $propmode == 'NoSAT' ) {		// All without SAT
			    $sql .= " and col_prop_mode !='SAT'";
		    } elseif ($propmode == 'None') {	// Empty Propmode
			    $sql .= " and (trim(col_prop_mode)='' or col_prop_mode is null)";
		    } elseif ($propmode == 'All') {		// Dont care for propmode
			    ; // No Prop-Filter
		    } else {				// Propmode set, take care of it
			    $sql .= " and col_prop_mode = ?";
			    $binding[] = $propmode;
		    }
	    }

	    if ($mode != 'All') {
		    $sql .= " and (col_mode = ? or col_submode = ?)";
		    $binding[] = $mode;
		    $binding[] = $mode;
	    }

	    $sql .= " GROUP BY 1) as z
		)
		, z as (
			SELECT grid, row_number() OVER (partition by grid ORDER BY grid asc, year asc) as rn, year
			FROM firstseen
		) select DISTINCT COUNT(grid) OVER (ORDER BY year) as total, year from z where rn = 1
";

	    $query = $this->db->query($sql, $binding);
	    return $query;
    }

    function slowquery($band, $mode, $propmode, $period, $location_list) {
	    $binding=[];
	    $sql = "";
	    if ($period == "year") {
		    $sql = "select year(thcv.col_time_on) year";
	    } else if ($period == "month") {
		    $sql = "select date_format(col_time_on, '%Y-%m') year";
	    }

	    $sql .= ", coalesce(y.tot, 0) tot
		    from " . $this->config->item('table_name') . " thcv
		    left outer join (
			    select count(substr(col_gridsquare,1,4)) as tot, year
			    from (select distinct ";

	    if ($period == "year") {
		    $sql .= "year(col_time_on)";
	    } else if ($period == "month") {
		    $sql .= "date_format(col_time_on, '%Y-%m')";
	    }

	    $sql .= " year, substr(col_gridsquare,1,4) as col_gridsquare
		    from " . $this->config->item('table_name') .
		    " where station_id in (" . $location_list . ")";

	    if ($band == 'SAT') {				// Left for compatibility reasons
		    $sql .= " and col_prop_mode = ?";
		    $binding[] = $band;
	    } else {					// Not SAT
		    if ($band != 'All') {			// Band set? Take care of it
			    $sql .= " and col_band = ?";
			    $binding[] = $band;
		    }
		    if ( $propmode == 'NoSAT' ) {		// All without SAT
			    $sql .= " and col_prop_mode !='SAT'";
		    } elseif ($propmode == 'None') {	// Empty Propmode
			    $sql .= " and (trim(col_prop_mode)='' or col_prop_mode is null)";
		    } elseif ($propmode == 'All') {		// Dont care for propmode
			    ; // No Prop-Filter
		    } else {				// Propmode set, take care of it
			    $sql .= " and col_prop_mode = ?";
			    $binding[] = $propmode;
		    }
	    }

	    if ($mode != 'All') {
		    $sql .= " and (col_mode = ? or col_submode = ?)";
		    $binding[]=$mode;
		    $binding[]=$mode;
	    }

	    $sql .= " order by year
	) x
	where not exists (select 1 from " . $this->config->item('table_name') . " where";

	    if ($period == "year") {
		    $sql .= " year(col_time_on) < year";;
	    } else if ($period == "month") {
		    $sql .= " date_format(col_time_on, '%Y-%m') < year";;
	    }

	    $sql .= " and substr(col_gridsquare,1,4) = substr(x.col_gridsquare,1,4)";

	    if ($band == 'SAT') {				// Left for compatibility reasons
		    $sql .= " and col_prop_mode = ?";
		    $binding[] = $band;
	    } else {					// Not SAT
		    if ($band != 'All') {			// Band set? Take care of it
			    $sql .= " and col_band = ?";
			    $binding[] = $band;
		    }
		    if ( $propmode == 'NoSAT' ) {		// All without SAT
			    $sql .= " and col_prop_mode !='SAT'";
		    } elseif ($propmode == 'None') {	// Empty Propmode
			    $sql .= " and (trim(col_prop_mode)='' or col_prop_mode is null)";
		    } elseif ($propmode == 'All') {		// Dont care for propmode
			    ; // No Prop-Filter
		    } else {				// Propmode set, take care of it
			    $sql .= " and col_prop_mode = ?";
			    $binding[] = $propmode;
		    }
	    }

	    if ($mode != 'All') {
		    $sql .= " and (col_mode = ? or col_submode = ?)";
		    $binding[]=$mode;
		    $binding[]=$mode;
	    }

	    $sql .= " and station_id in (" . $location_list . "))
		    group by year
		    order by year";

	    if ($period == "year") {
		    $sql .= " ) y on year(thcv.col_time_on) = y.year";
	    } else if ($period == "month") {
		    $sql .= " ) y on date_format(col_time_on, '%Y-%m') = y.year";
	    }

	    $sql .= " where station_id in (" . $location_list . ")";

	    if ($band == 'SAT') {				// Left for compatibility reasons
		    $sql .= " and col_prop_mode = ?";
		    $binding[] = $band;
	    } else {					// Not SAT
		    if ($band != 'All') {			// Band set? Take care of it
			    $sql .= " and col_band = ?";
			    $binding[] = $band;
		    }
		    if ( $propmode == 'NoSAT' ) {		// All without SAT
			    $sql .= " and col_prop_mode !='SAT'";
		    } elseif ($propmode == 'None') {	// Empty Propmode
			    $sql .= " and (trim(col_prop_mode)='' or col_prop_mode is null)";
		    } elseif ($propmode == 'All') {		// Dont care for propmode
			    ; // No Prop-Filter
		    } else {				// Propmode set, take care of it
			    $sql .= " and col_prop_mode = ?";
			    $binding[] = $propmode;
		    }
	    }

	    if ($mode != 'All') {
		    $sql .= " and (col_mode = ? or col_submode = ?)";
		    $binding[]=$mode;
		    $binding[]=$mode;
	    }

	    if ($period == "year") {
		    $sql .= " group by year(thcv.col_time_on), y.tot
			    order by year(thcv.col_time_on)";
	    } else if ($period == "month") {
		    $sql .= " group by date_format(col_time_on, '%Y-%m'), y.tot
			    order by date_format(col_time_on, '%Y-%m')";
	    }

	    $query = $this->db->query($sql, $binding);
	    return $query;
    }

}
