<?php

if (!defined('BASEPATH')) {
    exit('No direct script access allowed');
}

class Itemissue_model extends MY_Model
{

    public function __construct()
    {
        parent::__construct();
    }

    public function get($id = null)
    {
        $sql   = "SELECT item_issue.*,item.name as `item_name`,item.item_category_id,item_category.item_category ,staff.employee_id,staff.name as docname,staff.surname as docsurname,roles.name FROM `item_issue` left JOIN item on item.id=item_issue.item_id left JOIN item_category on item_category.id=item.item_category_id left JOIN staff on staff.id=item_issue.issue_to left JOIN staff_roles on staff_roles.staff_id =staff.id left JOIN roles on roles.id= staff_roles.role_id ORDER BY item_issue.issue_date DESC, item_issue.return_date DESC ";
        $query = $this->db->query($sql);
        return $query->result_array();
    }

    /**
     * This function will delete the record based on the id
     * @param $id
     */

    public function getAllissueitemRecord()
    {
        $this->datatables
            ->select('item_issue.*,item.name as `item_name`,item.item_category_id,item_category.item_category ,staff.employee_id,staff.name as docname,staff.surname as docsurname,roles.name')
            ->join('item', 'item.id=item_issue.item_id', "LEFT")
            ->join('item_category', 'item_category.id=item.item_category_id', "left")
            ->join('staff', 'staff.id=item_issue.issue_to', "left")
            ->join('staff_roles', 'staff_roles.staff_id =staff.id', "left")
            ->join('roles', 'roles.id= staff_roles.role_id', "left")
            ->searchable('item.name,item_category.item_category,item_issue.issue_date,staff.surname,item_issue.issue_to,item_issue.quantity,item_issue.note,item_issue.is_returned')
            ->orderable('item.name,item_category.item_category,item_issue.issue_date,staff.surname,item_issue.issue_to,item_issue.quantity,item_issue.note,item_issue.is_returned')          
            ->sort('item_issue.issue_date', 'desc')
            ->from('item_issue');
        return $this->datatables->generate('json');
    } 

    public function remove($id)
    {
        $this->db->trans_start(); # Starting Transaction
        $this->db->trans_strict(false); # See Note 01. If you wish can remove as well
        //=======================Code Start===========================
        $this->db->where('id', $id);
        $this->db->delete('item_issue');
        $message = DELETE_RECORD_CONSTANT . " Where Item Issue id " . $id;
        $action = "Delete";
        $record_id = $id;
        $this->log($message, $record_id, $action);
        //======================Code End==============================
        $this->db->trans_complete(); # Completing transaction
        /* Optional */
        if ($this->db->trans_status() === false) {
            # Something went wrong.
            $this->db->trans_rollback();
            return false;
        } else {
            
        }
    }

    /**
     * This function will take the post data passed from the controller
     * If id is present, then it will do an update
     * else an insert. One function doing both add and edit.
     * @param $data
     */
    public function add($data)
    {   
        $this->db->trans_start(); # Starting Transaction
        $this->db->trans_strict(false); # See Note 01. If you wish can remove as well
        //=======================Code Start===========================
        if (isset($data['id']) && $data['id'] != '') {
            $this->db->where('id', $data['id']);
            $this->db->update('item_issue', $data);
            $message = UPDATE_RECORD_CONSTANT . " For Item Issue id " . $data['id'];
            $action = "Update";
            $record_id = $data['id'];
            $this->log($message, $record_id, $action);
            //======================Code End==============================
            $this->db->trans_complete(); # Completing transaction
            /* Optional */
            if ($this->db->trans_status() === false) {
                # Something went wrong.
                $this->db->trans_rollback();
                return false;
            } else {
                return $record_id;
            }
        } else {
            $this->db->insert('item_issue', $data);
            $insert_id = $this->db->insert_id();
            $message = INSERT_RECORD_CONSTANT . " On Item Issue id " . $insert_id;
            $action = "Insert";
            $record_id = $insert_id;
            $this->log($message, $record_id, $action);
            //======================Code End==============================
            $this->db->trans_complete(); # Completing transaction
            /* Optional */
            if ($this->db->trans_status() === false) {
                # Something went wrong.
                $this->db->trans_rollback();
                return false;
            } else {
                
            }
            return $insert_id;
        }
    }

    public function get_IssueInventoryReport($search_type)
    {
        $return    = 1;
        $condition = '';
        if ($search_type == 'period') {
            $this->form_validation->set_rules('date_from', $this->lang->line('date_from'), 'trim|required|xss_clean');
            $this->form_validation->set_rules('date_to', $this->lang->line('date_to'), 'trim|required|xss_clean');
            if ($this->form_validation->run() == false) {
                echo form_error();
                $return = 0;
            } else {
                $from_date  = $this->input->post('date_from');
                $to_date    = $this->input->post('date_to');
                $date_from  = date("Y-m-d", $this->customlib->datetostrtotime($from_date));
                $date_to    = date("Y-m-d", $this->customlib->datetostrtotime($to_date));
                $start_date = $date_from;
                $end_date   = $date_to;
            }
        } else if ($search_type == 'today') {
            $today      = strtotime('today');
            $first_date = date('Y-m-d', $today);
            $start_date = $first_date;
            $end_date   = $first_date;
        } else if ($search_type == 'this_week') {
            $this_week_start = strtotime('-1 week monday');
            $this_week_end   = strtotime('sunday');
            $first_date      = date('Y-m-d', $this_week_start);
            $last_date       = date('Y-m-d', $this_week_end);
            $start_date      = $first_date;
            $end_date        = $last_date;
        } else if ($search_type == 'last_week') {
            $last_week_start = strtotime('-2 week monday');
            $last_week_end   = strtotime('-1 week sunday');
            $first_date      = date('Y-m-d', $last_week_start);
            $last_date       = date('Y-m-d', $last_week_end);
            $start_date      = $first_date;
            $end_date        = $last_date;
        } else if ($search_type == 'this_month') {
            $first_date = date('Y-m-01');
            $last_date  = date('Y-m-t');
            $start_date = $first_date;
            $end_date   = $last_date;
        } else if ($search_type == 'last_month') {
            $month      = date("m", strtotime("-1 month"));
            $first_date = date('Y-' . $month . '-01');
            $last_date  = date('Y-' . $month . '-' . date('t', strtotime($first_date)));
            $start_date = $first_date;
            $end_date   = $last_date;
        } else if ($search_type == 'last_3_month') {
            $month      = date("m", strtotime("-2 month"));
            $first_date = date('Y-' . $month . '-01');
            $firstday   = date('Y-' . 'm' . '-01');
            $last_date  = date('Y-' . 'm' . '-' . date('t', strtotime($firstday)));
            $start_date = $first_date;
            $end_date   = $last_date;
        } else if ($search_type == 'last_6_month') {
            $month      = date("m", strtotime("-5 month"));
            $first_date = date('Y-' . $month . '-01');
            $firstday   = date('Y-' . 'm' . '-01');
            $last_date  = date('Y-' . 'm' . '-' . date('t', strtotime($firstday)));
            $start_date = $first_date;
            $end_date   = $last_date;
        } else if ($search_type == 'last_12_month') {
            $first_date = date('Y-m' . '-01', strtotime("-11 month"));
            $firstday   = date('Y-' . 'm' . '-01');
            $last_date  = date('Y-' . 'm' . '-' . date('t', strtotime($firstday)));
            $start_date = $first_date;
            $end_date   = $last_date;
        } else if ($search_type == 'last_year') {
            $search_year = date('Y', strtotime("-1 year"));

            $first_date = $search_year . '-01-01';
            $last_date  = $search_year . '-12-31';
            $start_date = $first_date;
            $end_date   = $last_date;
        } else if ($search_type == 'this_year') {
            $search_year = date('Y');
            $first_date  = $search_year . '-01-01';
            $last_date   = $search_year . '-12-31';
            $start_date  = $first_date;
            $end_date    = $last_date;
        } else if ($search_type == '') {
            $return = 0;
        }
        if ($return == 1) {
            $condition = " and item_issue.issue_date between '" . $start_date . "' and '" . $end_date . "'";
        }

        $sql   = "SELECT item_issue.*,item.name as `item_name`,item.item_category_id,item_category.item_category ,staff.employee_id,staff.name as dname ,staff.surname,roles.name FROM `item_issue` INNER JOIN item on item.id=item_issue.item_id INNER JOIN item_category on item_category.id=item.item_category_id INNER JOIN staff on staff.id=item_issue.issue_to INNER JOIN staff_roles on staff_roles.staff_id =staff.id INNER JOIN roles on roles.id= staff_roles.role_id where 1 =1 " . $condition;
        $query = $this->db->query($sql);

        return $query->result_array();
    }
	
    public function issueinventoryreportRecord($start_date, $end_date) 
	{   
        $sql="SELECT item_issue.*,item.name as `item_name`,item.item_category_id,item_category.item_category ,staff.employee_id,staff.name as dname ,staff.surname,roles.name FROM `item_issue` INNER JOIN item on item.id=item_issue.item_id INNER JOIN item_category on item_category.id=item.item_category_id INNER JOIN staff on staff.id=item_issue.issue_to INNER JOIN staff_roles on staff_roles.staff_id =staff.id INNER JOIN roles on roles.id= staff_roles.role_id where date_format(item_issue.issue_date,'%Y-%m-%d') >='". $start_date."'and date_format(item_issue.issue_date,'%Y-%m-%d') <= '".$end_date."'"; 
            $this->datatables->query($sql)
              ->searchable('item.name,item_category.item_category,issue_date,return_date,staff.name,issue_by')
              ->orderable('item.name,item_category.item_category,issue_date,name,issue_by ')
              ->sort('date_format(item_issue.issue_date, "%m/%e/%Y")','desc')
              ->query_where_enable(TRUE);
        return $this->datatables->generate('json');
    }

    
}
