<?php
/**
* cdorderlimit :: Autoriser les commandes sous certaines conditions
*
* @author    contact@cleanpresta.com (www.cleanpresta.com)
* @copyright 2013-2016 cleandev.net
* @license   You only can use module, nothing more!
*/

if (!defined('_PS_VERSION_'))
	exit;
if(!class_exists('CleanModule3'))
    require_once(dirname(__FILE__) .'/CleanModule3.php');

class CdOrderLimit extends CleanModule3
{
	private $_html = '';
	
	public function __construct()
	{
		$this->name = 'cdorderlimit';
		$this->tab = 'administration';
		$this->version = '3.1.0';
		$this->author = 'cleanpresta.com';
		$this->mprefix 		= "CDOL_";
		$this->reference 	= "CDOL";
		$this->addon_id 	= '19443'; // addon module id
		$this->author		= $this->l('CleanPresta');
		$this->ps_versions_compliancy['min'] = '1.6.0'; // min ps version
		$this->ps_versions_compliancy['max'] = '1.8.0'; // min ps version
		
		parent::__construct();
		
		$this->module_key = 'd8144272b5049f0949976ac5a58d5cba';
		$this->displayName = $this->l('Restrict or allow orders conditionally');
		$this->description = $this->l('This module allows or restrict orders under certain conditions: amount of the order, quantity of products ....');
		$this->full_description = $this->l('This module allows or restrict orders under certain conditions: amount of the order, quantity of products ....');
		
		//cleanpresta var
		$this->hooks = array('displayHeader','displayShoppingCartFooter', 'displayTop', 'actionFrontControllerAfterInit');
		 
		$this->config_form = array(
			'form' => array(
				'legend' => array(
					'title' => $this->l('Settings'),
					'icon' => 'icon-cogs'
				),
				'tabs' => array(
					'tab1' => $this->l('Cart Conditions'),
					'tab2' => $this->l('Suppliers Conditions'),
					'tab4' => $this->l('Inclusions'),
					'tab5' => $this->l('Exclusions'),
				),
				'description' => $this->description, // can be success, error, warning
				'input' => array(
					/*array(
						'type' => $this->formBoolType,
						'label' => $this->l('Suppliers Order'),
						'name' => 'CDO_SUPPLIER_LIMIT', 
						'is_bool' => true,
						'values' => array(
							array('id' => 'type_switch_on','value' => 1,'label' => $this->l('Yes')),
							array('id' => 'type_switch_off','value' => 0,'label' => $this->l('No'))
						),
						'desc' => $this->l('Requires the customer to order for a single supplier'),
						'tab' => 'tab2',
					),*/
					array(
						'type' => 'radio',
						'label' => $this->l('Limit option'),
						'name' => 'CDO_OPTION_LIMITE',
						'required' => true,
						'desc' => $this->l(''),
						'default' => 'MIN_AM',  
						'class' => 't',
						'tab' => 'tab1',
						'values' => array(
							array('id' => 'active_0','value' => 'MIN_AM', 'label' => $this->l('Minimum amount in the Cart')),
							array('id' => 'active_1','value' => 'MAX_AM', 'label' => $this->l('Maximum amount in the Cart')),
							array('id' => 'active_2','value' => 'MIN_QTY', 'label' => $this->l('Quantity Minimum in the Cart')),
							array('id' => 'active_3','value' => 'MAX_QTY', 'label' => $this->l('Quantity Maximum in the Cart')),
							array('id' => 'active_4','value' => 'MUL_QTY', 'label' => $this->l('Multiple quantity in the Cart of')),
							array('id' => 'active_5','value' => 'N_MUL_QTY', 'label' => $this->l('Not a multiple quantity in the Cart of'))
						)
					),
					array(
						'type' => 'text',
						'label' => $this->l('Limit value'),
						'name' => 'CDO_VALUE',
						'required' => true,
						'desc' => $this->l('Enter the value of the constraint.'),
						'tab' => 'tab1',
					),
					array(
						'type' => 'radio',
						'name' => 'CDO_APPLICABLE',
						'label' => $this->l('Apply on'),
						'desc' => $this->l('Select the type or product category on which we apply the constraint'),
						'is_bool' => true,
						'tab' => 'tab1',
						'values' => array(
							array(
								'id' => 'active_cart',
								'value' => 'APP_CART',
								'label' => $this->l('Order')
							),
							array(
								'id' => 'active_prd',
								'value' => 'APP_PRD',
								'label' => $this->l('Product')
							),
							array(
								'id' => 'active_cat',
								'value' => 'APP_CAT',
								'label' => $this->l('Category')
							)
						)
					),
					array(
						'type' => 'radio',
						'name' => 'CDO_APPLIQUE_SUR',
						'label' => $this->l('Types of items concerned'),
						'desc' => $this->l('Select "Product" in "A applied to the " before choosing the types of items concerned.'),
						'is_bool' => true,
						'tab' => 'tab4',
						'values' => array(
							array(
								'id' => 'active_on',
								'value' => 'EXP_PRD',
								'label' => $this->l('Product')
							),
							array(
								'id' => 'active_off',
								'value' => 'EXP_CAT',
								'label' => $this->l('Product Category')
							)
						)
					),
					array(
						'type' => 'text',
						'label' => $this->l('Ids Concerned'),
						'name' => 'CDO_IDS_CONCERNE',
						'tab' => 'tab4',
						'desc' => $this->l('Enter Ids product or category concerned separated by comma. When nothing is indicated, that will take into account all the products and categories of the cart'),
					),
					array(
						'type' => 'group',
						'label' => $this->l('Customers Group'),
						'name' => 'CDO_GROUP',
						'values' => Group::getGroups(Context::getContext()->language->id),
						'info_introduction' => $this->l('You now have three default customer groups.'),
						'hint' => $this->l('Select the groups concerned'),
						'desc' => $this->l('Will choose the groups of customers whom you want to apply the limits. If you do not choose anything, the limits will be applied to all the groups customers.'),
						'tab' => 'tab4'
					),
					array(
						'type' => 'radio',
						'name' => 'CDO_APPLIQUE_SUR_OFF',
						'label' => $this->l('Types of items concerned'),
						'desc' => $this->l('Type of elements to exclude in the constraints to apply. This only applies in case you have chosen "products" previously in "Apply to".'),
						'is_bool' => true,
						'tab' => 'tab5',
						'values' => array(
							array(
								'id' => 'active_on',
								'value' => 'EXP_PRD_OFF',
								'label' => $this->l('Product')
							),
							array(
								'id' => 'active_off',
								'value' => 'EXP_CAT_OFF',
								'label' => $this->l('Product Category')
							)
						)
					),
					array(
						'type' => 'text',
						'label' => $this->l('Ids Concerned'),
						'name' => 'CDO_IDS_CONCERNE_OFF',
						'tab' => 'tab5',
						'desc' => $this->l('Enter Ids product or category concerned separated by comma. When nothing is indicated, that will take into account all the products and categories of the cart'),
					),
					array(
						'type' => 'group',
						'label' => $this->l('Customers Group'),
						'name' => 'CDO_GROUP_OFF',
						'values' => Group::getGroups(Context::getContext()->language->id),
						'info_introduction' => $this->l('You now have three default customer groups.'),
						'hint' => $this->l('Select the groups concerned'),
						'desc' => $this->l('Choose the groups of customers that you do not want to apply the limits. If you choose nothing, the limits will be applied to all customer groups.'),
						'tab' => 'tab5'
					),
				),
				'submit' => array(
					'title' => $this->l('Save') 
				)
			)
		);
		
		//table of error
		$this->configs = $this->getConfigValues(); 
		
		$this->cartLimitError = array(
			'APP_CART-MIN_AM' => $this->l('you must have a cart amount minimum of : ').Tools::displayPrice($this->configs['cdo_value']),
			'APP_CART-MAX_AM' => $this->l('you must have a cart amount maximun of : ').Tools::displayPrice($this->configs['cdo_value']),
			'APP_CART-MIN_QTY' => $this->l('you must have a cart quantity minimum of : ').$this->configs['cdo_value'],
			'APP_CART-MAX_QTY' => $this->l('you must have a cart quantity maximun of : ').$this->configs['cdo_value'],
			'APP_CART-MUL_QTY' => $this->l('you must have a cart quantity of multiple of : ').$this->configs['cdo_value'],
			'APP_CART-N_MUL_QTY' => $this->l('you must have a cart quantity of not multiple of : ').$this->configs['cdo_value'],
		 
			'APP_PRD-MIN_AM' => $this->l('you must have a amount minimum of each products of : ').Tools::displayPrice($this->configs['cdo_value']),
			'APP_PRD-MAX_AM' => $this->l('you must have a amount maximum of each products of : ').Tools::displayPrice($this->configs['cdo_value']),
			'APP_PRD-MIN_QTY' => $this->l('you must have a quantity minimum of each products of : ').$this->configs['cdo_value'],
			'APP_PRD-MAX_QTY' => $this->l('you must have a quantity maximum of each products of : ').$this->configs['cdo_value'],
			'APP_PRD-MUL_QTY' => $this->l('you must have a quantity of multiple products of each products of : ').$this->configs['cdo_value'],
			'APP_PRD-N_MUL_QTY' => $this->l('you must have a quantity of not multiple products of each products of : ').$this->configs['cdo_value'],
		 
			'APP_CAT-MIN_AM' => $this->l('you must have a amount minimum of each category of : ').Tools::displayPrice($this->configs['cdo_value']),
			'APP_CAT-MAX_AM' => $this->l('you must have a amount maximum of each category of : ').Tools::displayPrice($this->configs['cdo_value']),
			'APP_CAT-MIN_QTY' => $this->l('you must have a quantity minimum of each category of : ').$this->configs['cdo_value'],
			'APP_CAT-MAX_QTY' => $this->l('you must have a quantity maximum of each category of : ').$this->configs['cdo_value'],
			'APP_CAT-MUL_QTY' => $this->l('you must have a quantity of multiple quantity of each category of : ').$this->configs['cdo_value'],
			'APP_CAT-N_MUL_QTY' => $this->l('you must have a quantity of not multiple quantity of each category of : ').$this->configs['cdo_value'],
		);
	}
	
	public function cartControl($cart)
	{
		$configs = $this->configs;
		$return = false;
		if(!empty($configs['cdo_group'])){
			$sql = 'SELECT 1 FROM `'._DB_PREFIX_.'customer_group` WHERE id_customer = '.(int)$cart->id_customer.' AND id_group IN ('.implode(',', $configs['cdo_group']).')';
			if(!Db::getInstance()->getValue($sql)){ 
				$return = false;
			}
		}
		$products = $cart->getProducts(true); 
		
		$cdo_ids_concerne_off = $cdo_ids_concerne = array();
		if(!empty($configs['cdo_ids_concerne'])){
			$cdo_ids_concerne = explode(',', trim($configs['cdo_ids_concerne'], ' ,'));
		}
		
		if(!empty($configs['cdo_ids_concerne_off'])){
			$cdo_ids_concerne_off = explode(',', trim($configs['cdo_ids_concerne_off'], ' ,'));
		}
		
		$controlTab = array(); 
		foreach($products as &$product){
			// inclusion
			if(!empty($configs['cdo_applique_sur']) && ((!empty($cdo_ids_concerne) && !empty($cdo_ids_concerne[0])) && ($configs['cdo_applique_sur'] == 'EXP_PRD' && !in_array($product['id_product'], $cdo_ids_concerne)) || ($configs['cdo_applique_sur'] == 'EXP_CAT' && !in_array($product['id_category_default'], $cdo_ids_concerne)))){
				unset($product);
				continue;
			} 
			
			// exlusion 
			if(!empty($configs['cdo_applique_sur_off']) && ((!empty($cdo_ids_concerne_off) && !empty($cdo_ids_concerne_off[0])) && ($configs['cdo_applique_sur_off'] == 'EXP_PRD_OFF' && in_array($product['id_product'], $cdo_ids_concerne_off)) || ($configs['cdo_applique_sur_off'] == 'EXP_CAT_OFF' && in_array($product['id_category_default'], $cdo_ids_concerne_off)))){
				unset($product);
				continue;
			}
			
			$this->init_var($controlTab['APP_CART']['QTY'][0], 0);
			$this->init_var($controlTab['APP_CART']['AM'][1], 0);
			$controlTab['APP_CART']['QTY'][0] += $product['cart_quantity'];
			$controlTab['APP_CART']['AM'][1] += $product['total_wt'];
			
			$this->init_var($controlTab['APP_CAT']['QTY'][$product['id_category_default']], 0);
			$this->init_var($controlTab['APP_CAT']['AM'][$product['id_category_default']], 0);
			$controlTab['APP_CAT']['QTY'][$product['id_category_default']] += $product['cart_quantity'];
			$controlTab['APP_CAT']['AM'][$product['id_category_default']] += $product['total_wt'];
			
			$this->init_var($controlTab['APP_PRD']['QTY'][$product['id_product']], 0);
			$this->init_var($controlTab['APP_PRD']['AM'][$product['id_product']], 0);
			$controlTab['APP_PRD']['QTY'][$product['id_product']] += $product['cart_quantity'];
			$controlTab['APP_PRD']['AM'][$product['id_product']] += $product['total_wt'];
		}
		 
		//control
		$controlTab = array_filter($controlTab); 
		if(!empty($controlTab)){
			$appli = $configs['cdo_applicable'];
			$option = $configs['cdo_option_limite'];
			$value = (float)trim($configs['cdo_value']); 
			
			if(in_array($option, array('MIN_AM', 'MAX_AM'))){
				$dataTab = $controlTab[$appli]['AM'];
			}else{
				$dataTab = $controlTab[$appli]['QTY'];
			}
			
			if(in_array($option, array('MIN_AM', 'MIN_QTY'))){ // minimum
				foreach($dataTab as $val){
					if($val < $value){
						$return = $appli.'-'.$option;
					}
				}
			}elseif(in_array($option, array('MAX_AM', 'MAX_QTY'))){ // maximum
				foreach($dataTab as $val){
					if($val > $value){
						$return = $appli.'-'.$option;
					}
				}
			}elseif($option == 'MUL_QTY'){
				foreach($dataTab as $val){
					if($val%$value != 0){
						$return = $appli.'-'.$option;
					}
				}
			}elseif($option == 'N_MUL_QTY'){
				foreach($dataTab as $val){
					if($val%$value == 0){
						$return = $appli.'-'.$option;
					}
				}
			} 
		}
		return $return;
	}
	
	public function hookDisplayShoppingCart($params)
	{
		if($this->configs['is_17']){
			return $this->hookDisplayShoppingCartFooter($params);
		}
	}
	
	public function hookDisplayShoppingCartFooter($params)
    {
		$err = $this->cartControl($params['cart']);
		if(!empty($this->cartLimitError[$err])){
			$this->context->smarty->assign(array(
				'cdol_message' => $this->cartLimitError[$err],
				'alert' => (bool)Tools::getValue('cdol'),
				'less_than_17' => $this->configs['less_than_17']
			)); 
			return $this->display(__FILE__, 'cdorderlimit.tpl'); 
		}
	}
	
	public function hookActionFrontControllerAfterInit($params)
	{
		if(Tools::getValue('controller') == 'order'){
			$err = $this->cartControl($params['cart']); 
			if(!empty($err)){
				Tools::redirect($this->context->link->getPageLink('cart', null, null, array('cdol' => 1, 'action' => 'show')));
			}
		}
		
		/*if($controller == 'order'){
			$this->errors[] = $this->trans(
				'Vous ne pouvez pas passez de commande ce jour',
				array(),
				'Front.Controller'
			);

			$this->context->redirectWithNotifications($this->context->link->getPageLink('cart').'?action=show');
		}*/
	}
	
	public function hookDisplayHeader($params)
	{
		if((Tools::getValue('step')) && (Tools::getValue('step') > 0)){
			$err = $this->cartControl($params['cart']); 
			if(!empty($err)){
				Tools::redirect($this->context->link->getPageLink((Configuration::get('PS_ORDER_PROCESS_TYPE') ? 'order-opc' : 'order'), null, null, array('cdol' => 1)));
			}
		}
		parent::hookdisplayHeader($params);
	}
	
	
	/*public function hookActionBeforeCartUpdateQtyOld($param)
	{
		if((bool)Configuration::get('CDO_SUPPLIER_LIMIT')){ //supplier limit
			$error = '';
			$cartProducts = $param['cart']->getProducts(); //var_dump($cartProducts);
			if(count($cartProducts) > 0){ 
				if($cartProducts[0]['id_supplier'] != $param['product']->id_supplier){
					$error .= $this->l('You can only add supplier Products : ').Supplier::getNameById($cartProducts[0]['id_supplier']);
					$error .= $this->l('\n Or remove its products from the cart and start again');
				}
			}
			
			if(!empty($error)){
				echo '<script>alert("'.$error.'");</script>';
				echo '<script>return ;</script>';
				die(); 
			}
		}
		return true;
	}*/
}