<?php
/* Copyright (C) 2018        Laurent Destailleur  <eldy@users.sourceforge.net>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU 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 General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */

/**
 *		\file       htdocs/compta/stats/byratecountry.php
 *		\brief      VAT by rate
 */

require '../../main.inc.php';
require_once DOL_DOCUMENT_ROOT.'/core/lib/report.lib.php';
require_once DOL_DOCUMENT_ROOT.'/core/lib/tax.lib.php';
require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
require_once DOL_DOCUMENT_ROOT.'/compta/tva/class/tva.class.php';
require_once DOL_DOCUMENT_ROOT.'/compta/localtax/class/localtax.class.php';
require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
require_once DOL_DOCUMENT_ROOT.'/compta/paiement/class/paiement.class.php';
require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.facture.class.php';
require_once DOL_DOCUMENT_ROOT.'/fourn/class/paiementfourn.class.php';
require_once DOL_DOCUMENT_ROOT.'/expensereport/class/expensereport.class.php';
require_once DOL_DOCUMENT_ROOT.'/expensereport/class/paymentexpensereport.class.php';

// Load translation files required by the page
$langs->loadLangs(array("other","compta","banks","bills","companies","product","trips","admin","accountancy"));

$modecompta = GETPOST('modecompta','alpha');

// Date range
$year=GETPOST("year",'int');
$month=GETPOST("month",'int');
if (empty($year))
{
	$year_current = strftime("%Y",dol_now());
	$month_current = strftime("%m",dol_now());
	$year_start = $year_current;
} else {
	$year_current = $year;
	$month_current = strftime("%m",dol_now());
	$year_start = $year;
}
$date_start=dol_mktime(0,0,0,GETPOST("date_startmonth"),GETPOST("date_startday"),GETPOST("date_startyear"));
$date_end=dol_mktime(23,59,59,GETPOST("date_endmonth"),GETPOST("date_endday"),GETPOST("date_endyear"));
// Quarter
if (empty($date_start) || empty($date_end)) // We define date_start and date_end
{
	$q=GETPOST("q","int");
	if (empty($q))
	{
		// We define date_start and date_end
		$month_start=GETPOST("month")?GETPOST("month"):($conf->global->SOCIETE_FISCAL_MONTH_START?($conf->global->SOCIETE_FISCAL_MONTH_START):1);
		$year_end=$year_start;
		$month_end=$month_start;
		if (! GETPOST("month"))	// If month not forced
		{
			if (! GETPOST('year') && $month_start > $month_current)
			{
				$year_start--;
				$year_end--;
			}
			$month_end=$month_start-1;
			if ($month_end < 1) $month_end=12;
			else $year_end++;
		}
		$date_start=dol_get_first_day($year_start,$month_start,false); $date_end=dol_get_last_day($year_end,$month_end,false);
	}
	else
	{
		if ($q==1) { $date_start=dol_get_first_day($year_start,1,false); $date_end=dol_get_last_day($year_start,3,false); }
		if ($q==2) { $date_start=dol_get_first_day($year_start,4,false); $date_end=dol_get_last_day($year_start,6,false); }
		if ($q==3) { $date_start=dol_get_first_day($year_start,7,false); $date_end=dol_get_last_day($year_start,9,false); }
		if ($q==4) { $date_start=dol_get_first_day($year_start,10,false); $date_end=dol_get_last_day($year_start,12,false); }
	}
}

// $date_start and $date_end are defined. We force $year_start and $nbofyear
$tmps=dol_getdate($date_start);
$year_start = $tmps['year'];
$tmpe=dol_getdate($date_end);
$year_end = $tmpe['year'];

$tmp_date_end = dol_time_plus_duree($date_start, 1, 'y') - 1;
if ($tmp_date_end < $date_end || $date_end < $date_start) $date_end = $tmp_date_end;

$min = price2num(GETPOST("min","alpha"));
if (empty($min)) $min = 0;

// Define modetax (0 or 1)
// 0=normal, 1=option vat for services is on debit, 2=option on payments for products
$modetax = $conf->global->TAX_MODE;
if (GETPOSTISSET("modetax")) $modetax=GETPOST("modetax",'int');
if (empty($modetax)) $modetax=0;

// Security check
$socid = GETPOST('socid','int');
if ($user->societe_id) $socid=$user->societe_id;
$result = restrictedArea($user, 'tax', '', '', 'charges');


/*
 * View
 */

$form=new Form($db);
$company_static=new Societe($db);
$invoice_customer=new Facture($db);
$invoice_supplier=new FactureFournisseur($db);
$expensereport=new ExpenseReport($db);
$product_static=new Product($db);
$payment_static=new Paiement($db);
$paymentfourn_static=new PaiementFourn($db);
$paymentexpensereport_static=new PaymentExpenseReport($db);

$morequerystring='';
$listofparams=array('date_startmonth','date_startyear','date_startday','date_endmonth','date_endyear','date_endday');
foreach ($listofparams as $param)
{
	if (GETPOST($param)!='') $morequerystring.=($morequerystring?'&':'').$param.'='.GETPOST($param);
}

llxHeader('',$langs->trans("TurnoverReport"),'','',0,0,'','',$morequerystring);


//print load_fiche_titre($langs->trans("VAT"),"");

//$fsearch.='<br>';
$fsearch.='  <input type="hidden" name="year" value="'.$year.'">';
$fsearch.='  <input type="hidden" name="modetax" value="'.$modetax.'">';
//$fsearch.='  '.$langs->trans("SalesTurnoverMinimum").': ';
//$fsearch.='  <input type="text" name="min" value="'.$min.'">';


// Show report header
$name=$langs->trans("xxx");
$calcmode='';
if ($modetax == 0) $calcmode=$langs->trans('OptionVATDefault');
if ($modetax == 1) $calcmode=$langs->trans('OptionVATDebitOption');
if ($modetax == 2) $calcmode=$langs->trans('OptionPaymentForProductAndServices');
$calcmode.='<br>('.$langs->trans("TaxModuleSetupToModifyRules",DOL_URL_ROOT.'/admin/taxes.php').')';
// Set period
$period=$form->select_date($date_start,'date_start',0,0,0,'',1,0,1).' - '.$form->select_date($date_end,'date_end',0,0,0,'',1,0,1);
$prevyear=$year_start; $prevquarter=$q;
if ($prevquarter > 1) {
	$prevquarter--;
} else {
	$prevquarter=4; $prevyear--;
}
$nextyear=$year_start; $nextquarter=$q;
if ($nextquarter < 4) {
	$nextquarter++;
} else {
	$nextquarter=1; $nextyear++;
}
$description.=$fsearch;
$builddate=dol_now();

if ($conf->global->TAX_MODE_SELL_PRODUCT == 'invoice') $description.=$langs->trans("RulesVATDueProducts");
if ($conf->global->TAX_MODE_SELL_PRODUCT == 'payment') $description.=$langs->trans("RulesVATInProducts");
if ($conf->global->TAX_MODE_SELL_SERVICE == 'invoice') $description.='<br>'.$langs->trans("RulesVATDueServices");
if ($conf->global->TAX_MODE_SELL_SERVICE == 'payment') $description.='<br>'.$langs->trans("RulesVATInServices");
if (! empty($conf->global->FACTURE_DEPOSITS_ARE_JUST_PAYMENTS)) {
	$description.='<br>'.$langs->trans("DepositsAreNotIncluded");
}
if (! empty($conf->global->MAIN_MODULE_ACCOUNTING)) $description.='<br>'.$langs->trans("ThisIsAnEstimatedValue");

// Customers invoices
$elementcust=$langs->trans("CustomersInvoices");
$productcust=$langs->trans("ProductOrService");
$amountcust=$langs->trans("AmountHT");

// Suppliers invoices
$elementsup=$langs->trans("SuppliersInvoices");
$productsup=$productcust;
$amountsup=$amountcust;
$namesup=$namecust;


// TODO Report from bookkeeping not yet available, so we switch on report on business events
if ($modecompta=="BOOKKEEPING") $modecompta="CREANCES-DETTES";
if ($modecompta=="BOOKKEEPINGCOLLECTED") $modecompta="RECETTES-DEPENSES";

// Show report header
if ($modecompta=="CREANCES-DETTES") {
	$name=$langs->trans("Turnover").', '.$langs->trans("ByVatRate");
	$calcmode=$langs->trans("CalcModeDebt");
	//$calcmode.='<br>('.$langs->trans("SeeReportInInputOutputMode",'<a href="'.$_SERVER["PHP_SELF"].'?year='.$year_start.'&modecompta=RECETTES-DEPENSES">','</a>').')';

	$description=$langs->trans("RulesCADue");
	if (! empty($conf->global->FACTURE_DEPOSITS_ARE_JUST_PAYMENTS)) {
		$description.= $langs->trans("DepositsAreNotIncluded");
	} else {
		$description.= $langs->trans("DepositsAreIncluded");
	}

	$builddate=dol_now();
}
else if ($modecompta=="RECETTES-DEPENSES")
{
	$name=$langs->trans("TurnoverCollected").', '.$langs->trans("ByVatRate");
	$calcmode=$langs->trans("CalcModeEngagement");
	//$calcmode.='<br>('.$langs->trans("SeeReportInDueDebtMode",'<a href="'.$_SERVER["PHP_SELF"].'?year='.$year_start.'&modecompta=CREANCES-DETTES">','</a>').')';

	$description=$langs->trans("RulesCAIn");
	$description.= $langs->trans("DepositsAreIncluded");

	$builddate=dol_now();
}
else if ($modecompta=="BOOKKEEPING")
{


}
else if ($modecompta=="BOOKKEEPINGCOLLECTED")
{


}
$period=$form->select_date($date_start,'date_start',0,0,0,'',1,0,1).' - '.$form->select_date($date_end,'date_end',0,0,0,'',1,0,1);
if ($date_end == dol_time_plus_duree($date_start, 1, 'y') - 1) $periodlink='<a href="'.$_SERVER["PHP_SELF"].'?year='.($year_start-1).'&modecompta='.$modecompta.'">'.img_previous().'</a> <a href="'.$_SERVER["PHP_SELF"].'?year='.($year_start+1).'&modecompta='.$modecompta.'">'.img_next().'</a>';
else $periodlink = '';

$description.='  <input type="hidden" name="modecompta" value="'.$modecompta.'">';

report_header($name,'',$period,$periodlink,$description,$builddate,$exportlink,array(),$calcmode);

if (! empty($conf->accounting->enabled) && $modecompta != 'BOOKKEEPING')
{
	print info_admin($langs->trans("WarningReportNotReliable"), 0, 0, 1);
}


if ($modecompta == 'CREANCES-DETTES')
{

print '<table class="noborder" width="100%">';
print '<tr class="liste_titre"><td width="6%" class="right">' . $langs->trans("TurnoverbyVatrate") . '</td>';
print '<td align="left">' . $langs->trans("ProductOrService") . '</td>';
print '<td align="left">' . $langs->trans("Country") . '</td>';
$i=0;
while($i < 12)
{
	$j = $i + (empty($conf->global->SOCIETE_FISCAL_MONTH_START)?1:$conf->global->SOCIETE_FISCAL_MONTH_START);
	if ($j > 12) $j -= 12;
	print '<td width="60" align="right">' . $langs->trans('MonthShort' . str_pad($j, 2, '0', STR_PAD_LEFT)) . '</td>';
	$i++;
}
print '<td width="60" align="right"><b>' . $langs->trans("TotalHT") . '</b></td></tr>';

$sql = "SELECT fd.tva_tx AS vatrate,";
$sql .= " fd.product_type AS product_type,";
$sql .= " cc.label AS country,";
for ($i = 1; $i <= 12; $i ++) {
	$sql .= " SUM(" . $db->ifsql('MONTH(f.datef)=' . $i, 'fd.total_ht', '0') . ") AS month" . str_pad($i, 2, '0', STR_PAD_LEFT) . ",";
}
$sql .= "  SUM(fd.total_ht) as total";
$sql .= " FROM " . MAIN_DB_PREFIX . "facturedet as fd";
$sql .= "  INNER JOIN " . MAIN_DB_PREFIX . "facture as f ON f.rowid = fd.fk_facture";
$sql .= "  INNER JOIN " . MAIN_DB_PREFIX . "societe as soc ON soc.rowid = f.fk_soc";
$sql .= "  LEFT JOIN " . MAIN_DB_PREFIX . "c_country as cc ON cc.rowid = soc.fk_pays";
$sql .= " WHERE f.datef >= '" . $db->idate($date_start) . "'";
$sql .= "  AND f.datef <= '" . $db->idate($date_end) . "'";
$sql.= " AND f.fk_statut in (1,2)";
if (! empty($conf->global->FACTURE_DEPOSITS_ARE_JUST_PAYMENTS)) {
	$sql.= " AND f.type IN (0,1,2,5)";
} else {
	$sql.= " AND f.type IN (0,1,2,3,5)";
}
$sql .= " AND f.entity IN (" . getEntity("facture", 0) . ")";
$sql .= " GROUP BY fd.tva_tx,fd.product_type, cc.label ";

dol_syslog("htdocs/compta/tva/index.php sql=" . $sql, LOG_DEBUG);
$resql = $db->query($sql);
if ($resql) {
	$num = $db->num_rows($resql);
	$totalpermonth = array();
	while ( $obj = $db->fetch_object($resql)) {
		print '<tr class="oddeven"><td class="right">' . vatrate($obj->vatrate) . '</td>';
		if ($obj->product_type == 0) {
			print '<td align="left">'. $langs->trans("Product") . '</td>';
		} else {
			print '<td align="left">'. $langs->trans("Service") . '</td>';
		}
		print '<td>' .$obj->country . '</td>';
		for($i = 0; $i < 12; $i++) {
			$j = $i + (empty($conf->global->SOCIETE_FISCAL_MONTH_START)?1:$conf->global->SOCIETE_FISCAL_MONTH_START);
			if ($j > 12) $j -= 12;
			$monthj = 'month'.str_pad($j, 2, '0', STR_PAD_LEFT);
			print '<td align="right" width="6%">' . price($obj->$monthj) . '</td>';
			$totalpermonth[$j]=(empty($totalpermonth[$j])?0:$totalpermonth[$j])+$obj->$monthj;
		}
		print '<td align="right" width="6%"><b>' . price($obj->total) . '</b></td>';
		$totalpermonth['total']=(empty($totalpermonth['total'])?0:$totalpermonth['total'])+$obj->total;
		print '</tr>';
	}
	$db->free($resql);

	// Total
	print '<tr class="liste_total"><td class="right"></td>';
	print '<td align="left"></td>';
	print '<td></td>';
	for($i = 0; $i < 12; $i++) {
		$j = $i + (empty($conf->global->SOCIETE_FISCAL_MONTH_START)?1:$conf->global->SOCIETE_FISCAL_MONTH_START);
		if ($j > 12) $j -= 12;
		$monthj = 'month'.str_pad($j, 2, '0', STR_PAD_LEFT);
		print '<td align="right" width="6%">' . price($totalpermonth[$j]) . '</td>';
	}
	print '<td align="right" width="6%"><b>' . price($totalpermonth['total']) . '</b></td>';
	print '</tr>';

} else {
	print $db->lasterror(); // Show last sql error
}


print '<tr class="liste_titre"><td width="6%" class="right">' . $langs->trans("PurchasebyVatrate") . '</td>';
print '<td align="left">' . $langs->trans("ProductOrService") . '</td>';
print '<td align="left">' . $langs->trans("Country") . '</td>';
$i=0;
while($i < 12)
{
	$j = $i + (empty($conf->global->SOCIETE_FISCAL_MONTH_START)?1:$conf->global->SOCIETE_FISCAL_MONTH_START);
	if ($j > 12) $j -= 12;
	print '<td width="60" align="right">' . $langs->trans('MonthShort' . str_pad($j, 2, '0', STR_PAD_LEFT)) . '</td>';
	$i++;
}
print '<td width="60" align="right"><b>' . $langs->trans("TotalHT") . '</b></td></tr>';

$sql2 = "SELECT ffd.tva_tx AS vatrate,";
$sql2 .= " ffd.product_type AS product_type,";
$sql2 .= " cc.label AS country,";
for($i = 1; $i <= 12; $i ++) {
	$sql2 .= " SUM(" . $db->ifsql('MONTH(ff.datef)=' . $i, 'ffd.total_ht', '0') . ") AS month" . str_pad($i, 2, '0', STR_PAD_LEFT) . ",";
}
$sql2 .= "  SUM(ffd.total_ht) as total";
$sql2 .= " FROM " . MAIN_DB_PREFIX . "facture_fourn_det as ffd";
$sql2 .= "  INNER JOIN " . MAIN_DB_PREFIX . "facture_fourn as ff ON ff.rowid = ffd.fk_facture_fourn";
$sql2 .= "  INNER JOIN " . MAIN_DB_PREFIX . "societe as soc ON soc.rowid = ff.fk_soc";
$sql2 .= "  LEFT JOIN " . MAIN_DB_PREFIX . "c_country as cc ON cc.rowid = soc.fk_pays";
$sql2 .= " WHERE ff.datef >= '" . $db->idate($date_start) . "'";
$sql2 .= "  AND ff.datef <= '" . $db->idate($date_end) . "'";
$sql.= " AND ff.fk_statut in (1,2)";
if (! empty($conf->global->FACTURE_DEPOSITS_ARE_JUST_PAYMENTS)) {
	$sql.= " AND ff.type IN (0,1,2,5)";
} else {
	$sql.= " AND ff.type IN (0,1,2,3,5)";
}
$sql2 .= " AND ff.entity IN (" . getEntity("facture_fourn", 0) . ")";
$sql2 .= " GROUP BY ffd.tva_tx, ffd.product_type, cc.label";

//print $sql2;
dol_syslog("htdocs/compta/tva/index.php sql=" . $sql, LOG_DEBUG);
$resql2 = $db->query($sql2);
if ($resql2) {
	$num = $db->num_rows($resql2);
	$totalpermonth = array();
	while ( $obj = $db->fetch_object($resql2)) {
		print '<tr class="oddeven"><td class="right">' . vatrate($obj->vatrate) . '</td>';
		if ($obj->product_type == 0) {
			print '<td align="left">'. $langs->trans("Product") . '</td>';
		} else {
			print '<td align="left">'. $langs->trans("Service") . '</td>';
		}
		print '<td>' . $obj->country . '</td>';
		for($i = 0; $i < 12; $i++) {
			$j = $i + (empty($conf->global->SOCIETE_FISCAL_MONTH_START)?1:$conf->global->SOCIETE_FISCAL_MONTH_START);
			if ($j > 12) $j -= 12;
			$monthj = 'month'.str_pad($j, 2, '0', STR_PAD_LEFT);
			print '<td align="right" width="6%">' . price($obj->$monthj) . '</td>';
			$totalpermonth[$j]=(empty($totalpermonth[$j])?0:$totalpermonth[$j])+$obj->$monthj;
		}
		print '<td align="right" width="6%"><b>' . price($obj->total) . '</b></td>';
		$totalpermonth['total']=(empty($totalpermonth['total'])?0:$totalpermonth['total'])+$obj->total;
		print '</tr>';
	}
	$db->free($resql2);

	// Total
	print '<tr class="liste_total"><td class="right"></td>';
	print '<td align="left"></td>';
	print '<td></td>';
	for($i = 0; $i < 12; $i++) {
		$j = $i + (empty($conf->global->SOCIETE_FISCAL_MONTH_START)?1:$conf->global->SOCIETE_FISCAL_MONTH_START);
		if ($j > 12) $j -= 12;
		$monthj = 'month'.str_pad($j, 2, '0', STR_PAD_LEFT);
		print '<td align="right" width="6%">' . price($totalpermonth[$j]) . '</td>';
	}
	print '<td align="right" width="6%"><b>' . price($totalpermonth['total']) . '</b></td>';
	print '</tr>';
} else {
	print $db->lasterror(); // Show last sql error
}
print "</table>\n";

} else {
	// $modecompta != 'CREANCES-DETTES'
	// "Calculation of part of each product for accountancy in this mode is not possible. When a partial payment (for example 5 euros) is done on an
	// invoice with 2 product (product A for 10 euros and product B for 20 euros), what is part of paiment for product A and part of paiment for product B ?
	// Because there is no way to know this, this report is not relevant.
	print '<br>'.$langs->trans("TurnoverPerSaleTaxRateInCommitmentAccountingNotRelevant") . '<br>';
}


llxFooter();

$db->close();