donation/app/Models/SubscriptionModel.php

<?php 
namespace App\Models;
use CodeIgniter\Model;


class SubscriptionModel extends Model 
{
protected $table = 'subscription';
protected $primaryKey = 'sub_id';
protected $allowedFields = ['sub_id','scheme_id','customer_id','to_subscription','from_subscription','mode','created_on','created_by','business_id'];



public function getAllSubscribersWithNames($where)
{
    
    $builder = $this->db->table('subscription'); 
    $builder->select('subscription.*, books.title, CONCAT(customers.first_name, " ", customers.last_name) as customer_name');
    $builder->join('books', 'books.book_id = subscription.scheme_id');
    $builder->join('customers', 'customers.customer_id = subscription.customer_id');
    $builder->where($where);
    return $builder->get()->getResultArray();
}
public function getCustomerNameBySchemeName($schemeName)
{
    $builder = $this->db->table('subscription');
    $builder->select('customers.first_name, customers.last_name');
    $builder->select('customer_addresses.address_1, customer_addresses.address_2');
    $builder->join('customer_addresses', 'customer_addresses.customer_id = subscription.customer_id');
    $builder->join('customers', 'customers.customer_id = subscription.customer_id');
    $builder->join('schemes', 'schemes.scheme_id = subscription.scheme_id');
    $builder->where('schemes.scheme_name', $schemeName);

    $query = $builder->get();

    if ($query->getNumRows() > 0) {
        $row = $query->getRow();
        return $row->first_name . ' ' . $row->last_name;
    } else {
        return 'Customer not found'; // You can return a default value or handle the case where the customer is not found.
    }
}

public function getCustomerAddressesBySchemeName($schemeName)
{
    $builder = $this->db->table('subscription');
    $builder->select('CONCAT(customers.first_name, " ", customers.last_name) as customer_name, customer_addresses.address_1, customer_addresses.address_2, customer_addresses.city, customer_addresses.state,customer_addresses.postal_code, customer_addresses.address_type,business.address,business.city,business.state,business.postal_code,business.country');
    $builder->join('customers', 'customers.customer_id = subscription.customer_id');
    $builder->join('customer_addresses', 'customer_addresses.customer_id = subscription.customer_id');
    $builder->join('business', 'business.business_id = subscription.business_id');
    $builder->join('books', 'books.book_id = subscription.scheme_id');
    $builder->where('books.title', $schemeName);

    $query = $builder->get();

    $addresses = [];

    if ($query->getNumRows() > 0) {
        foreach ($query->getResult() as $row) {
            $addressType = $row->address_type;
            $addresses[$addressType] = [
                'customer_name' => $row->customer_name,
                'address_1' => $row->address_1,
                'address_2' =>$row->address_2,
                'city' => $row->city,
                'state' => $row->state,
                'postal_code'=>$row->postal_code,
            ];
        }
    } else {
        $addresses = [
            'billing' => [
                'customer_name' => 'Customer not found',
                'address_line' => 'Billing Address not found',
                'city' => '',
                'state' => '',
            ],
            'shipping' => [
                'customer_name' => 'Customer not found',
                'address_line' => 'Shipping Address not found',
                'city' => '',
                'state' => '',
            ],
        ];
    }

    return $addresses;
}
public function getAllCustomerDetailsBySchemeName($schemeName)
{
    $builder = $this->db->table('subscription');
    $builder->select('customers.customer_id, CONCAT(customers.first_name, " ", customers.last_name) as customer_name,customer_addresses.mobile_no, customer_addresses.address_1,customer_addresses.address_2, customer_addresses.city, customer_addresses.state, customer_addresses.postal_code,business.title,business.address,business.city,business.state,business.postal_code,books.title,from_subscription,to_subscription');
    $builder->join('customers', 'customers.customer_id = subscription.customer_id');
    $builder->join('customer_addresses', 'customer_addresses.customer_id = customers.customer_id');
    $builder->join('business', 'business.business_id = subscription.business_id');
    $builder->join('books', 'books.book_id = subscription.scheme_id');
    $builder->where('books.title', $schemeName);
    $builder->where('customer_addresses.address_type', 2); // Filter by address_type 2
    $builder->orderBy('customers.customer_id', 'ASC'); // Order by customer_id to group by customers

    // Fetch the query result
    $query = $builder->get();

    $customerDetails = [];

    if ($query->getNumRows() > 0) {
        $currentCustomerID = null;
        $shippingAddress = [];

        foreach ($query->getResultArray() as $row) {
            $customerID = $row['customer_id'];

            if ($currentCustomerID !== $customerID) {
                // New customer, add the previous customer's details (if any)
                if (!empty($shippingAddress)) {
                    $customerDetails[] = $shippingAddress;
                }

                // Start a new customer's details
                $shippingAddress = [
                    'customer_name' => $row['customer_name'],
                    'address_1' => $row['address_1'],
                    'address_2' => $row['address_2'],
                    'mobile_no'=>$row['mobile_no'],
                    
                    'city' => $row['city'],
                    'state' => $row['state'],
                    'postal_code' => $row['postal_code'],
                    'address' => $row['address'],
                    'city' => $row['city'],
                    'state' => $row['state'],
                    'postal_code' => $row['postal_code'],
                    'title' => $row['title'],
                    'to_subscription'=>$row['to_subscription'],
                    'title'=>$row['title'],
                ];

                $currentCustomerID = $customerID;
            }
        }

        // Add the last customer's details (if any)
        if (!empty($shippingAddress)) {
            $customerDetails[] = $shippingAddress;
        }
    }

    return $customerDetails;
}
  
}