mirror of
https://github.com/opensourcepos/opensourcepos.git
synced 2026-01-02 22:47:50 -05:00
631 lines
20 KiB
PHP
631 lines
20 KiB
PHP
<?php
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class Sale extends CI_Model
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{
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public function get_info($sale_id)
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{
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$this->db->select('customer_id, customer_name, customer_first_name AS first_name, customer_last_name AS last_name, customer_email AS email, customer_comments AS comments,
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sale_payment_amount AS amount_tendered, SUM(total) AS amount_due, (sale_payment_amount - SUM(total)) AS change_due, payment_type,
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sale_id, sale_date, sale_time, comment, invoice_number, employee_id');
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$this->db->from('sales_items_temp');
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$this->db->where('sale_id', $sale_id);
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$this->db->group_by('sale_id');
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$this->db->order_by('sale_time', 'asc');
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return $this->db->get();
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}
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/*
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Get number of rows for the takings (sales/manage) view
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*/
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public function get_found_rows($search, $filters)
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{
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return $this->search($search, $filters)->num_rows();
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}
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/*
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Get the sales data for the takings (sales/manage) view
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*/
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public function search($search, $filters, $rows = 0, $limit_from = 0, $sort = 'sale_date', $order = 'desc')
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{
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$this->db->select('sale_id, sale_date, sale_time, SUM(quantity_purchased) AS items_purchased,
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customer_name, customer_company_name AS company_name,
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SUM(subtotal) AS subtotal, SUM(total) AS total, SUM(tax) AS tax, SUM(cost) AS cost, SUM(profit) AS profit,
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sale_payment_amount AS amount_tendered, SUM(total) AS amount_due, (sale_payment_amount - SUM(total)) AS change_due,
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payment_type, invoice_number');
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$this->db->from('sales_items_temp');
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$this->db->where('sale_date BETWEEN ' . $this->db->escape($filters['start_date']) . ' AND ' . $this->db->escape($filters['end_date']));
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if(!empty($search))
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{
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if($filters['is_valid_receipt'] != FALSE)
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{
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$pieces = explode(' ', $search);
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$this->db->where('sale_id', $pieces[1]);
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}
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else
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{
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$this->db->group_start();
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$this->db->like('customer_last_name', $search);
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$this->db->or_like('customer_first_name', $search);
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$this->db->or_like('customer_name', $search);
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$this->db->or_like('customer_company_name', $search);
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$this->db->group_end();
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}
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}
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if($filters['location_id'] != 'all')
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{
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$this->db->where('item_location', $filters['location_id']);
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}
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if($filters['sale_type'] == 'sales')
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{
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$this->db->where('quantity_purchased > 0');
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}
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elseif($filters['sale_type'] == 'returns')
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{
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$this->db->where('quantity_purchased < 0');
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}
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if($filters['only_invoices'] != FALSE)
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{
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$this->db->where('invoice_number IS NOT NULL');
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}
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if($filters['only_cash'] != FALSE)
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{
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$this->db->group_start();
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$this->db->like('payment_type', $this->lang->line('sales_cash'), 'after');
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$this->db->or_where('payment_type IS NULL');
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$this->db->group_end();
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}
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$this->db->group_by('sale_id');
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$this->db->order_by($sort, $order);
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if($rows > 0)
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{
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$this->db->limit($rows, $limit_from);
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}
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return $this->db->get();
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}
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/*
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Get the payment summary for the takings (sales/manage) view
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*/
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public function get_payments_summary($search, $filters)
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{
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// get payment summary
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$this->db->select('payment_type, count(*) AS count, SUM(payment_amount) AS payment_amount');
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$this->db->from('sales');
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$this->db->join('sales_payments', 'sales_payments.sale_id = sales.sale_id');
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$this->db->join('people', 'people.person_id = sales.customer_id', 'left');
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$this->db->where('DATE(sale_time) BETWEEN ' . $this->db->escape($filters['start_date']) . ' AND ' . $this->db->escape($filters['end_date']));
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if(!empty($search))
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{
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if($filters['is_valid_receipt'] != FALSE)
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{
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$pieces = explode(' ',$search);
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$this->db->where('sales.sale_id', $pieces[1]);
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}
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else
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{
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$this->db->group_start();
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$this->db->like('last_name', $search);
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$this->db->or_like('first_name', $search);
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$this->db->or_like('CONCAT(first_name, " ", last_name)', $search);
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$this->db->group_end();
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}
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}
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if($filters['sale_type'] == 'sales')
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{
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$this->db->where('payment_amount > 0');
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}
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elseif($filters['sale_type'] == 'returns')
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{
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$this->db->where('payment_amount < 0');
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}
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if($filters['only_invoices'] != FALSE)
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{
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$this->db->where('invoice_number IS NOT NULL');
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}
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if($filters['only_cash'] != FALSE)
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{
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$this->db->like('payment_type', $this->lang->line('sales_cash'), 'after');
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}
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$this->db->group_by('payment_type');
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$payments = $this->db->get()->result_array();
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// consider Gift Card as only one type of payment and do not show "Gift Card: 1, Gift Card: 2, etc." in the total
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$gift_card_count = 0;
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$gift_card_amount = 0;
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foreach($payments as $key=>$payment)
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{
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if( strstr($payment['payment_type'], $this->lang->line('sales_giftcard')) != FALSE )
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{
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$gift_card_count += $payment['count'];
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$gift_card_amount += $payment['payment_amount'];
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// remove the "Gift Card: 1", "Gift Card: 2", etc. payment string
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unset($payments[$key]);
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}
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}
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if( $gift_card_count > 0 )
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{
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$payments[] = array('payment_type' => $this->lang->line('sales_giftcard'), 'count' => $gift_card_count, 'payment_amount' => $gift_card_amount);
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}
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return $payments;
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}
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/*
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Gets total of rows
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*/
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public function get_total_rows()
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{
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$this->db->from('sales');
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return $this->db->count_all_results();
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}
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public function get_search_suggestions($search, $limit = 25)
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{
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$suggestions = array();
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if(!$this->sale_lib->is_valid_receipt($search))
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{
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$this->db->distinct();
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$this->db->select('first_name, last_name');
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$this->db->from('sales');
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$this->db->join('people', 'people.person_id = sales.customer_id');
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$this->db->like('last_name', $search);
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$this->db->or_like('first_name', $search);
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$this->db->or_like('CONCAT(first_name, " ", last_name)', $search);
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$this->db->or_like('company_name', $search);
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$this->db->order_by('last_name', 'asc');
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foreach($this->db->get()->result_array() as $result)
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{
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$suggestions[] = array('label' => $result['first_name'] . ' ' . $result['last_name']);
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}
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}
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else
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{
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$suggestions[] = array('label' => $search);
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}
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return $suggestions;
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}
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/*
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Gets total of invoice rows
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*/
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public function get_invoice_count()
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{
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$this->db->from('sales');
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$this->db->where('invoice_number IS NOT NULL');
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return $this->db->count_all_results();
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}
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public function get_sale_by_invoice_number($invoice_number)
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{
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$this->db->from('sales');
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$this->db->where('invoice_number', $invoice_number);
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return $this->db->get();
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}
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public function get_invoice_number_for_year($year = '', $start_from = 0)
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{
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$year = $year == '' ? date('Y') : $year;
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$this->db->select('COUNT( 1 ) AS invoice_number_year');
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$this->db->from('sales');
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$this->db->where('DATE_FORMAT(sale_time, "%Y" ) = ', $year);
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$this->db->where('invoice_number IS NOT NULL');
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$result = $this->db->get()->row_array();
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return ($start_from + $result['invoice_number_year']);
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}
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public function exists($sale_id)
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{
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$this->db->from('sales');
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$this->db->where('sale_id', $sale_id);
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return ($this->db->get()->num_rows()==1);
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}
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public function update($sale_id, $sale_data, $payments)
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{
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$this->db->where('sale_id', $sale_id);
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$success = $this->db->update('sales', $sale_data);
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// touch payment only if update sale is successful and there is a payments object otherwise the result would be to delete all the payments associated to the sale
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if($success && !empty($payments))
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{
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//Run these queries as a transaction, we want to make sure we do all or nothing
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$this->db->trans_start();
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// first delete all payments
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$this->db->delete('sales_payments', array('sale_id' => $sale_id));
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// add new payments
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foreach($payments as $payment)
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{
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$sales_payments_data = array(
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'sale_id' => $sale_id,
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'payment_type' => $payment['payment_type'],
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'payment_amount' => $payment['payment_amount']
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);
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$success = $this->db->insert('sales_payments', $sales_payments_data);
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}
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$this->db->trans_complete();
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$success &= $this->db->trans_status();
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}
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return $success;
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}
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public function save($items, $customer_id, $employee_id, $comment, $invoice_number, $payments, $sale_id = FALSE)
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{
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if(count($items) == 0)
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{
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return -1;
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}
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$sales_data = array(
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'sale_time' => date('Y-m-d H:i:s'),
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'customer_id' => $this->Customer->exists($customer_id) ? $customer_id : null,
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'employee_id' => $employee_id,
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'comment' => $comment,
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'invoice_number' => $invoice_number
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);
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// Run these queries as a transaction, we want to make sure we do all or nothing
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$this->db->trans_start();
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$this->db->insert('sales', $sales_data);
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$sale_id = $this->db->insert_id();
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foreach($payments as $payment_id=>$payment)
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{
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if( substr( $payment['payment_type'], 0, strlen( $this->lang->line('sales_giftcard') ) ) == $this->lang->line('sales_giftcard') )
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{
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// We have a gift card and we have to deduct the used value from the total value of the card.
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$splitpayment = explode( ':', $payment['payment_type'] );
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$cur_giftcard_value = $this->Giftcard->get_giftcard_value( $splitpayment[1] );
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$this->Giftcard->update_giftcard_value( $splitpayment[1], $cur_giftcard_value - $payment['payment_amount'] );
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}
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$sales_payments_data = array(
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'sale_id' => $sale_id,
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'payment_type' => $payment['payment_type'],
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'payment_amount' => $payment['payment_amount']
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);
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$this->db->insert('sales_payments', $sales_payments_data);
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}
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foreach($items as $line=>$item)
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{
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$cur_item_info = $this->Item->get_info($item['item_id']);
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$sales_items_data = array(
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'sale_id' => $sale_id,
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'item_id' => $item['item_id'],
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'line' => $item['line'],
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'description' => character_limiter($item['description'], 30),
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'serialnumber' => character_limiter($item['serialnumber'], 30),
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'quantity_purchased'=> $item['quantity'],
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'discount_percent' => $item['discount'],
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'item_cost_price' => $cur_item_info->cost_price,
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'item_unit_price' => $item['price'],
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'item_location' => $item['item_location']
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);
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$this->db->insert('sales_items', $sales_items_data);
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// Update stock quantity
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$item_quantity = $this->Item_quantity->get_item_quantity($item['item_id'], $item['item_location']);
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$this->Item_quantity->save(array('quantity' => $item_quantity->quantity - $item['quantity'],
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'item_id' => $item['item_id'],
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'location_id' => $item['item_location']), $item['item_id'], $item['item_location']);
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// if an items was deleted but later returned it's restored with this rule
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if($item['quantity'] < 0)
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{
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$this->Item->undelete($item['item_id']);
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}
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// Inventory Count Details
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$sale_remarks = 'POS '.$sale_id;
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$inv_data = array(
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'trans_date' => date('Y-m-d H:i:s'),
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'trans_items' => $item['item_id'],
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'trans_user' => $employee_id,
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'trans_location' => $item['item_location'],
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'trans_comment' => $sale_remarks,
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'trans_inventory' => -$item['quantity']
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);
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$this->Inventory->insert($inv_data);
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$customer = $this->Customer->get_info($customer_id);
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if($customer_id == -1 || $customer->taxable)
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{
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foreach($this->Item_taxes->get_info($item['item_id']) as $row)
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{
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$this->db->insert('sales_items_taxes', array(
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'sale_id' => $sale_id,
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'item_id' => $item['item_id'],
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'line' => $item['line'],
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'name' => $row['name'],
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'percent' => $row['percent']
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));
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}
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}
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}
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$this->db->trans_complete();
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if($this->db->trans_status() === FALSE)
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{
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return -1;
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}
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return $sale_id;
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}
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public function delete_list($sale_ids, $employee_id, $update_inventory = TRUE)
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{
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$result = TRUE;
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foreach($sale_ids as $sale_id)
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{
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$result &= $this->delete($sale_id, $employee_id, $update_inventory);
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}
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return $result;
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}
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public function delete($sale_id, $employee_id, $update_inventory = TRUE)
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{
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// start a transaction to assure data integrity
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$this->db->trans_start();
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// first delete all payments
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$this->db->delete('sales_payments', array('sale_id' => $sale_id));
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// then delete all taxes on items
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$this->db->delete('sales_items_taxes', array('sale_id' => $sale_id));
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if($update_inventory)
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{
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// defect, not all item deletions will be undone??
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// get array with all the items involved in the sale to update the inventory tracking
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$items = $this->get_sale_items($sale_id)->result_array();
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foreach($items as $item)
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{
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// create query to update inventory tracking
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$inv_data = array(
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'trans_date' => date('Y-m-d H:i:s'),
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'trans_items' => $item['item_id'],
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'trans_user' => $employee_id,
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'trans_comment' => 'Deleting sale ' . $sale_id,
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'trans_location' => $item['item_location'],
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'trans_inventory' => $item['quantity_purchased']
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);
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// update inventory
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$this->Inventory->insert($inv_data);
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// update quantities
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$this->Item_quantity->change_quantity($item['item_id'], $item['item_location'], $item['quantity_purchased']);
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}
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}
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// delete all items
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$this->db->delete('sales_items', array('sale_id' => $sale_id));
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// delete sale itself
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$this->db->delete('sales', array('sale_id' => $sale_id));
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// execute transaction
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$this->db->trans_complete();
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return $this->db->trans_status();
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}
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public function get_sale_items($sale_id)
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{
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$this->db->from('sales_items');
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$this->db->where('sale_id', $sale_id);
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return $this->db->get();
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}
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public function get_sale_payments($sale_id)
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{
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$this->db->from('sales_payments');
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$this->db->where('sale_id', $sale_id);
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return $this->db->get();
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}
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public function get_payment_options($giftcard = TRUE)
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{
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$payments = array();
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if($this->config->item('payment_options_order') == 'debitcreditcash')
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{
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$payments[$this->lang->line('sales_debit')] = $this->lang->line('sales_debit');
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$payments[$this->lang->line('sales_credit')] = $this->lang->line('sales_credit');
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$payments[$this->lang->line('sales_cash')] = $this->lang->line('sales_cash');
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}
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elseif($this->config->item('payment_options_order') == 'debitcashcredit')
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{
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$payments[$this->lang->line('sales_debit')] = $this->lang->line('sales_debit');
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$payments[$this->lang->line('sales_cash')] = $this->lang->line('sales_cash');
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$payments[$this->lang->line('sales_credit')] = $this->lang->line('sales_credit');
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}
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else // default: if($this->config->item('payment_options_order') == 'cashdebitcredit')
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{
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$payments[$this->lang->line('sales_cash')] = $this->lang->line('sales_cash');
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$payments[$this->lang->line('sales_debit')] = $this->lang->line('sales_debit');
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$payments[$this->lang->line('sales_credit')] = $this->lang->line('sales_credit');
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}
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$payments[$this->lang->line('sales_check')] = $this->lang->line('sales_check');
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|
|
|
if($giftcard)
|
|
{
|
|
$payments[$this->lang->line('sales_giftcard')] = $this->lang->line('sales_giftcard');
|
|
}
|
|
|
|
return $payments;
|
|
}
|
|
|
|
public function get_customer($sale_id)
|
|
{
|
|
$this->db->from('sales');
|
|
$this->db->where('sale_id', $sale_id);
|
|
|
|
return $this->Customer->get_info($this->db->get()->row()->customer_id);
|
|
}
|
|
|
|
public function invoice_number_exists($invoice_number, $sale_id = '')
|
|
{
|
|
$this->db->from('sales');
|
|
$this->db->where('invoice_number', $invoice_number);
|
|
if(!empty($sale_id))
|
|
{
|
|
$this->db->where('sale_id !=', $sale_id);
|
|
}
|
|
|
|
return ($this->db->get()->num_rows() == 1);
|
|
}
|
|
|
|
public function get_giftcard_value($giftcardNumber)
|
|
{
|
|
if(!$this->Giftcard->exists($this->Giftcard->get_giftcard_id($giftcardNumber)))
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
$this->db->from('giftcards');
|
|
$this->db->where('giftcard_number', $giftcardNumber);
|
|
|
|
return $this->db->get()->row()->value;
|
|
}
|
|
|
|
//We create a temp table that allows us to do easy report/sales queries
|
|
public function create_temp_table()
|
|
{
|
|
if($this->config->item('tax_included'))
|
|
{
|
|
$total = '1';
|
|
$subtotal = '(1 - (SUM(1 - 100 / (100 + sales_items_taxes.percent))))';
|
|
$tax = '(SUM(1 - 100 / (100 + sales_items_taxes.percent)))';
|
|
}
|
|
else
|
|
{
|
|
$tax = '(SUM(sales_items_taxes.percent) / 100)';
|
|
$total = '(1 + (SUM(sales_items_taxes.percent / 100)))';
|
|
$subtotal = '1';
|
|
}
|
|
|
|
$sale_total = '(sales_items.item_unit_price * sales_items.quantity_purchased - sales_items.item_unit_price * sales_items.quantity_purchased * sales_items.discount_percent / 100)';
|
|
$sale_cost = '(sales_items.item_cost_price * sales_items.quantity_purchased)';
|
|
|
|
$decimals = totals_decimals();
|
|
|
|
$this->db->query('CREATE TEMPORARY TABLE IF NOT EXISTS ' . $this->db->dbprefix('sales_items_temp') .
|
|
'(
|
|
SELECT
|
|
DATE(sales.sale_time) AS sale_date,
|
|
sales.sale_time,
|
|
sales.sale_id,
|
|
sales.comment,
|
|
sales.invoice_number,
|
|
sales.customer_id,
|
|
CONCAT(customer_p.first_name, " ", customer_p.last_name) AS customer_name,
|
|
customer_p.first_name AS customer_first_name,
|
|
customer_p.last_name AS customer_last_name,
|
|
customer_p.email AS customer_email,
|
|
customer_p.comments AS customer_comments,
|
|
customer.company_name AS customer_company_name,
|
|
sales.employee_id,
|
|
CONCAT(employee.first_name, " ", employee.last_name) AS employee_name,
|
|
items.item_id,
|
|
items.name,
|
|
items.category,
|
|
items.supplier_id,
|
|
sales_items.quantity_purchased,
|
|
sales_items.item_cost_price,
|
|
sales_items.item_unit_price,
|
|
sales_items.discount_percent,
|
|
sales_items.line,
|
|
sales_items.serialnumber,
|
|
sales_items.item_location,
|
|
sales_items.description,
|
|
payments.payment_type,
|
|
IFNULL(payments.sale_payment_amount, 0) AS sale_payment_amount,
|
|
SUM(sales_items_taxes.percent) AS item_tax_percent,
|
|
' . "
|
|
ROUND($sale_total * $total, $decimals) AS total,
|
|
ROUND($sale_total * $tax, $decimals) AS tax,
|
|
ROUND($sale_total * $subtotal, $decimals) AS subtotal,
|
|
ROUND($sale_total - $sale_cost, $decimals) AS profit,
|
|
ROUND($sale_cost, $decimals) AS cost
|
|
" . '
|
|
FROM ' . $this->db->dbprefix('sales_items') . ' AS sales_items
|
|
INNER JOIN ' . $this->db->dbprefix('sales') . ' AS sales
|
|
ON sales_items.sale_id = sales.sale_id
|
|
INNER JOIN ' . $this->db->dbprefix('items') . ' AS items
|
|
ON sales_items.item_id = items.item_id
|
|
LEFT OUTER JOIN (
|
|
SELECT sale_id,
|
|
SUM(payment_amount) AS sale_payment_amount,
|
|
GROUP_CONCAT(CONCAT(payment_type, " ", payment_amount) SEPARATOR ", ") AS payment_type
|
|
FROM ' . $this->db->dbprefix('sales_payments') . '
|
|
GROUP BY sale_id
|
|
) AS payments
|
|
ON sales_items.sale_id = payments.sale_id
|
|
LEFT OUTER JOIN ' . $this->db->dbprefix('suppliers') . ' AS supplier
|
|
ON items.supplier_id = supplier.person_id
|
|
LEFT OUTER JOIN ' . $this->db->dbprefix('people') . ' AS customer_p
|
|
ON sales.customer_id = customer_p.person_id
|
|
LEFT OUTER JOIN ' . $this->db->dbprefix('customers') . ' AS customer
|
|
ON sales.customer_id = customer.person_id
|
|
LEFT OUTER JOIN ' . $this->db->dbprefix('people') . ' AS employee
|
|
ON sales.employee_id = employee.person_id
|
|
LEFT OUTER JOIN ' . $this->db->dbprefix('sales_items_taxes') . ' AS sales_items_taxes
|
|
ON sales_items.sale_id = sales_items_taxes.sale_id AND sales_items.item_id = sales_items_taxes.item_id AND sales_items.line = sales_items_taxes.line
|
|
GROUP BY sales.sale_id, items.item_id, sales_items.line
|
|
)'
|
|
);
|
|
|
|
//Update null item_tax_percents to be 0 instead of null
|
|
$this->db->where('item_tax_percent IS NULL');
|
|
$this->db->update('sales_items_temp', array('item_tax_percent' => 0));
|
|
|
|
//Update null tax to be 0 instead of null
|
|
$this->db->where('tax IS NULL');
|
|
$this->db->update('sales_items_temp', array('tax' => 0));
|
|
|
|
//Update null subtotals to be equal to the total as these don't have tax
|
|
$this->db->query('UPDATE ' . $this->db->dbprefix('sales_items_temp') . ' SET total = subtotal WHERE total IS NULL');
|
|
}
|
|
}
|
|
?>
|