<?php

namespace App\Models;

use CodeIgniter\Model;

class InvoiceModel extends Model
{
    protected $table            = 'partner_invoice';
    protected $primaryKey       = 'id';
    protected $useAutoIncrement = true;

    protected $returnType       = 'array';
    protected $useSoftDeletes   = false;

    protected $allowedFields    = [
        'invoice_no',
        'invoice_amount',
        'agent_id',
        'invoice_date',
        'is_active',
        'created_at',
        'created_by',
        'updated_at',
        'payout_status',
    ];

    // Timestamps
    protected $useTimestamps = false;
    protected $createdField  = 'created_at';
    protected $updatedField  = 'updated_at';
    
    // Validation (optional)
    protected $validationRules = [
        'invoice_no'      => 'required|max_length[100]',
        'invoice_amount'  => 'decimal',
        'agent_id'        => 'required|integer',
        'invoice_date'    => 'required|valid_date',
    ];

    protected $validationMessages = [];
    protected $skipValidation     = false;

    // Callbacks
    protected $allowCallbacks       = true;
    protected $beforeInsert         = ["checkAndADDCreatedByValue"];
    protected $afterInsert          = [];
    protected $beforeUpdate         = ["checkAndUpdateUpdatedByValue"];
    protected $afterUpdate          = [];
    protected $beforeFind           = [];
    protected $afterFind            = [];
    protected $beforeDelete         = [];
    protected $afterDelete          = [];

    protected function checkAndADDCreatedByValue(array $data)
    {
        // Check if 'updated_by' value is null or empty
        if (empty($data['data']['created_by'])) {
            // Set 'updated_by' value to the current session user ID
            $data['data']['created_by'] = get_session_userid();
        }

        return $data;
    }

    protected function checkAndUpdateUpdatedByValue(array $data)
    {
        // Check if 'updated_by' value is null or empty
        if (empty($data['data']['updated_by'])) {
            // Set 'updated_by' value to the current session user ID
            $data['data']['updated_by'] = get_session_userid();
        }

        return $data;
    }


    public function invoiceList($agent_id = null, $status_id = null, $start_date = null, $end_date = null)
    {
        $data = $this->select("
                partner_invoice.*,

                -- Total UTR Amount
                (SELECT SUM(piu.amount) 
                    FROM partner_invoice_utr piu 
                    WHERE piu.invoice_id = partner_invoice.id 
                    AND piu.is_active = 1
                ) AS total_utr_amount,

                -- Balance Amount
                (partner_invoice.invoice_amount - 
                    IFNULL(
                        (SELECT SUM(piu2.amount) 
                        FROM partner_invoice_utr piu2 
                        WHERE piu2.invoice_id = partner_invoice.id 
                        AND piu2.is_active = 1
                        ), 
                    0)
                ) AS balance_amount,

                -- Payout status
                CASE 
                    WHEN payout_status = 1 THEN 'Pending'
                    WHEN payout_status = 2 THEN 'Completed'
                END AS status_text,

                partner_agent.name as agent_name
            ")
        ->join('partner_agent', 'partner_invoice.agent_id = partner_agent.id')
        ->where('partner_invoice.is_active', 1);

        if(!empty($agent_id)){
            $data->where('partner_invoice.agent_id', $agent_id);
        }

        if(!empty($status_id)){
            $data->where('partner_invoice.payout_status', $status_id);
        }

        if (!empty($start_date) && !empty($end_date)) {

            $startDate = date('Y-m-d 00:00:00', strtotime($start_date));
            $endDate = date('Y-m-d 23:59:59', strtotime($end_date));

            $data->where('partner_invoice.invoice_date >=', $startDate)
                ->where('partner_invoice.invoice_date <=', $endDate);
        } 

        if(!empty($agent_id) && !empty($status_id) && !empty($start_date) && !empty($end_date)){

            $fromDate = date('Y-m-d', strtotime('-60 days'));
            $toDate = date('Y-m-d 23:59:59');

            $data->where('partner_invoice.created_at >=', $fromDate)
                ->where('partner_invoice.created_at <=', $toDate);

        }

        $return_data = $data->orderBy('partner_invoice.id','desc')->findAll();

        // print_r($this->db->getLastQuery()); die;

        return $return_data;
    }

    public function agentList($params = [])
    {
        if(isset($params['is_active'])){
            return $this->db->table('partner_agent')->where('is_active', $params['is_active'])->get()->getResultArray();
        }
        return $this->db->table('partner_agent')->get()->getResultArray();
    }

    public function utrSummary($invoice_id)
    {
        $data = $this->select("

                partner_invoice.*,

                -- Total UTR Amount
                (SELECT SUM(piu.amount) 
                    FROM partner_invoice_utr piu 
                    WHERE piu.invoice_id = partner_invoice.id 
                    AND piu.is_active = 1
                ) AS total_utr_amount,

                -- Balance Amount
                (partner_invoice.invoice_amount - 
                    IFNULL(
                        (SELECT SUM(piu2.amount) 
                        FROM partner_invoice_utr piu2 
                        WHERE piu2.invoice_id = partner_invoice.id 
                        AND piu2.is_active = 1
                        ), 
                    0)
                ) AS balance_amount,

                -- Payout status
                CASE 
                    WHEN payout_status = 1 THEN 'Pending'
                    WHEN payout_status = 2 THEN 'Completed'
                END AS status_text,

                partner_agent.name as agent_name
            ")
        ->join('partner_agent', 'partner_invoice.agent_id = partner_agent.id')
        ->where('partner_invoice.is_active', 1)
        ->where('partner_invoice.id', $invoice_id)
        ->first();

        return $data;
    }

    
        public function payoutList($flag, $agentId = null, $invoiceId = null)
        {
            $builder = $this->db->table('policy_transaction pt')
                ->select('
                    pt.id,
                    pt.policy_no AS policyNo,
                    pt.agent_id AS agentId,
                    pp.insured_name AS customer,
                    pp.premium_amount AS premium,
                    COALESCE(pii.commission_amount, pp.commission_amount) AS commission,
                    pp.issued_date AS date_db,
                    DATE_FORMAT(pp.issued_date, "%d/%m/%Y") AS date,
                    pii.id AS invoiceItemId,
                    pii.commission_amount as paid_amount,
                    pi.payout_status,
                    pp.id as partner_policy_id,
                    pp.policy_transaction_id
                ')
                ->join('partner_invoice_items pii','pii.policy_no = pt.policy_no','left')
                ->join('partner_invoice pi','pi.id = pii.invoice_id','left')
                ->join('partner_policy pp','pt.policy_no = pp.policy_number AND pt.agent_id = pp.agent_id AND pt.id = pp.policy_transaction_id')
                ->where('pt.is_active',1)
                ->where('pt.agent_id IS NOT NULL');

            if ($flag == 1) { // Add mode
                    // EXCLUDE all policies that exist in partner_invoice_items            
                    $builder->where("pt.id NOT IN (SELECT policy_id FROM partner_invoice_items)", null, false);
            }

            if ($flag == 2) { // Edit mode
                // Policies belonging to a specific invoice
                $builder->where('pii.is_active',1);
                if ($invoiceId) {
                    $builder->where('pi.id', $invoiceId); // only policies of this invoice
                }
                if ($agentId) {
                    $builder->where('pt.agent_id', $agentId);
                }
            }

            if ($flag == 3) { // Extra policies
                // Policies not assigned to any invoice
                $builder->where('pii.id IS NULL', null, false);
                if ($agentId) {
                    $builder->where('pt.agent_id', $agentId);
                }
            }

            return $builder->get()->getResultArray();
        }

        public function agentListById($agentId)
        {
            return $this->db->table('partner_agent')
                        ->where('id', $agentId)
                        ->where('is_active', 1)
                        ->get()
                        ->getRowArray();
        }


}