mirror of
https://github.com/opensourcepos/opensourcepos.git
synced 2026-01-02 14:37:55 -05:00
515 lines
16 KiB
PHP
515 lines
16 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('first_name, last_name, email, comment, sale_payment_amount AS amount_tendered, payment_type,
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invoice_number, sale_time, employee_id, customer_id, comments, sale_id, (sale_payment_amount - total) AS change_due', FALSE);
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$this->db->select('DATE_FORMAT(sale_time, "%d-%m-%Y") AS sale_date', FALSE);
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$this->db->select('CONCAT(first_name, " ", last_name) AS customer_name', FALSE);
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$this->db->select('SUM(item_unit_price * quantity_purchased * (1 - discount_percent / 100)) AS amount_due');
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$this->db->from('sales_items_temp');
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$this->db->join('people', 'people.person_id = sales_items_temp.customer_id', 'left');
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$this->db->where('sales_items_temp.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, $limit_from=0)
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{
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$this->db->select('sale_id, sale_date, sale_time, SUM(quantity_purchased) AS items_purchased,
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CONCAT(customer.first_name, " ", customer.last_name) AS customer_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', FALSE);
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$this->db->from('sales_items_temp');
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$this->db->join('people AS customer', 'sales_items_temp.customer_id = customer.person_id', 'left');
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if (empty($search))
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{
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$this->db->where('sale_time BETWEEN ' . $this->db->escape($filters['start_date']) . ' AND ' . $this->db->escape($filters['end_date']));
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}
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else
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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_items_temp.sale_id', $pieces[1]);
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}
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else
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{
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$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(customer.first_name, " ", last_name)', $search);
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}
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}
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if ($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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$this->db->where('invoice_number <> ', 'NULL');
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}
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if ($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('sale_id');
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$this->db->order_by('sale_date', 'asc');
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if ($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', FALSE);
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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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$this->db->join('people', 'people.person_id = sales.customer_id', 'left');
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if (empty($search))
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{
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$this->db->where('sale_time BETWEEN '. $this->db->escape($filters['start_date']). ' AND '. $this->db->escape($filters['end_date']));
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}
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else
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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->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)', $search);
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}
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}
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if ($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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$this->db->where('invoice_number <> ', 'NULL');
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}
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if ($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 $payments;
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}
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public function get_total_rows()
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{
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$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->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 $suggestions;
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}
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public function get_invoice_count()
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{
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$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", FALSE);
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$this->db->from('sales');
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$this->db->where("DATE_FORMAT(sale_time, '%Y' ) = ", $year, FALSE);
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$this->db->where("invoice_number IS NOT ", "NULL", FALSE);
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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_data, $sale_id)
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{
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$this->db->where('sale_id', $sale_id);
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$success = $this->db->update('sales', $sale_data);
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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'], $item['item_location']);
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//Inventory Count Details
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$qty_buy = -$item['quantity'];
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$sale_remarks ='POS '.$sale_id;
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$inv_data = array
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(
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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'=>$qty_buy
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);
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$this->Inventory->insert($inv_data);
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$customer = $this->Customer->get_info($customer_id);
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if ($customer_id == -1 or $customer->taxable)
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{
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foreach($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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(
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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 $this->db->get();
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}
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public function get_customer($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 $this->Customer->get_info($this->db->get()->row()->customer_id);
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}
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public function invoice_number_exists($invoice_number, $sale_id='')
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{
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$this->db->from('sales');
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$this->db->where('invoice_number', $invoice_number);
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if (!empty($sale_id))
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{
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$this->db->where('sale_id !=', $sale_id);
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}
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return ($this->db->get()->num_rows()==1);
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}
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public function get_giftcard_value( $giftcardNumber )
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{
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if ( !$this->Giftcard->exists($this->Giftcard->get_giftcard_id($giftcardNumber)) )
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{
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return 0;
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}
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$this->db->from('giftcards');
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$this->db->where('giftcard_number', $giftcardNumber);
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return $this->db->get()->row()->value;
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}
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//We create a temp table that allows us to do easy report/sales queries
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public function create_sales_items_temp_table()
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{
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if ($this->config->item('tax_included'))
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{
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$total = "1";
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$subtotal = "(1 - (SUM(1 - 100/(100+percent))))";
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$tax="(SUM(1 - 100/(100+percent)))";
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}
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else
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{
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$tax = "(SUM(percent)/100)";
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$total = "(1+(SUM(percent/100)))";
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$subtotal = "1";
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}
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$decimals = totals_decimals();
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$this->db->query("CREATE TEMPORARY TABLE IF NOT EXISTS ".$this->db->dbprefix('sales_items_temp')."
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(SELECT date(sale_time) as sale_date, sale_time, ".$this->db->dbprefix('sales_items').".sale_id, comment, payments.payment_type, payments.sale_payment_amount, item_location, customer_id, employee_id,
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".$this->db->dbprefix('items').".item_id, supplier_id, quantity_purchased, item_cost_price, item_unit_price, SUM(percent) as item_tax_percent,
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discount_percent, ROUND((item_unit_price * quantity_purchased-item_unit_price * quantity_purchased * discount_percent / 100) * $subtotal, $decimals) as subtotal,
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".$this->db->dbprefix('sales_items').".line as line, serialnumber, ".$this->db->dbprefix('sales_items').".description as description,
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ROUND((item_unit_price * quantity_purchased-item_unit_price * quantity_purchased * discount_percent / 100) * $total, $decimals) as total,
|
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ROUND((item_unit_price * quantity_purchased-item_unit_price * quantity_purchased * discount_percent / 100) * $tax, $decimals) as tax,
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ROUND((item_unit_price * quantity_purchased-item_unit_price * quantity_purchased * discount_percent / 100)- (item_cost_price*quantity_purchased), $decimals) as profit,
|
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(item_cost_price * quantity_purchased) as cost,
|
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invoice_number
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FROM ".$this->db->dbprefix('sales_items')."
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INNER JOIN ".$this->db->dbprefix('sales')." ON ".$this->db->dbprefix('sales_items').'.sale_id='.$this->db->dbprefix('sales').'.sale_id'."
|
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INNER JOIN ".$this->db->dbprefix('items')." ON ".$this->db->dbprefix('sales_items').'.item_id='.$this->db->dbprefix('items').'.item_id'."
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|
INNER JOIN (SELECT sale_id, SUM(payment_amount) AS sale_payment_amount,
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GROUP_CONCAT(CONCAT(payment_type,' ',payment_amount) SEPARATOR ', ') AS payment_type FROM " . $this->db->dbprefix('sales_payments') . " GROUP BY sale_id) AS payments
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ON " . $this->db->dbprefix('sales_items') . '.sale_id'. "=" . "payments.sale_id
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LEFT OUTER JOIN ".$this->db->dbprefix('suppliers')." ON ".$this->db->dbprefix('items').'.supplier_id='.$this->db->dbprefix('suppliers').'.person_id'."
|
|
LEFT OUTER JOIN ".$this->db->dbprefix('sales_items_taxes')." ON "
|
|
.$this->db->dbprefix('sales_items').'.sale_id='.$this->db->dbprefix('sales_items_taxes').'.sale_id'." and "
|
|
.$this->db->dbprefix('sales_items').'.item_id='.$this->db->dbprefix('sales_items_taxes').'.item_id'." and "
|
|
.$this->db->dbprefix('sales_items').'.line='.$this->db->dbprefix('sales_items_taxes').'.line'."
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|
GROUP BY sale_id, item_id, line)");
|
|
|
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//Update null item_tax_percents to be 0 instead of null
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|
$this->db->where('item_tax_percent IS NULL');
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|
$this->db->update('sales_items_temp', array('item_tax_percent' => 0));
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|
|
|
//Update null tax to be 0 instead of null
|
|
$this->db->where('tax IS NULL');
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|
$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');
|
|
}
|
|
}
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|
?>
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