<?php

namespace App\Models;

use CodeIgniter\Model;

class ClaimDumpFileModel extends Model
{
    protected $table            = 'claim_dump_files';
    protected $primaryKey       = 'id';
    protected $allowedFields    = [
        "id",
        "client_id",
        "client_policy_id",
        "tpa_id",
        "claim_dump_date",
        "file_name",
        "status",
        "reason",
        "created_by",
        "created_at",
        "updated_by",
        "updated_at",
        "is_active",
    ];

    // 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;
    }

    /**
     * Latest claim_dump_date timestamp for a policy (active rows only).
     */
    public function getLatestClaimDumpTimestamp(int $policyId): ?int
    {
        if ($policyId <= 0) {
            return null;
        }

        $row = $this->select('claim_dump_date')
            ->where('client_policy_id', $policyId)
            ->where('is_active', 1)
            ->where('claim_dump_date IS NOT NULL', null, false)
            ->where("TRIM(claim_dump_date) != ''", null, false)
            ->orderBy('claim_dump_date', 'DESC')
            ->orderBy('id', 'DESC')
            ->first();

        $raw = trim((string) ($row['claim_dump_date'] ?? ''));
        if ($raw === '') {
            return null;
        }

        $ts = strtotime($raw);

        return $ts === false ? null : $ts;
    }

    /**
     * Latest claim_dump_date for a policy, formatted.
     * Returns null when no dump file has a claim_dump_date.
     */
    public function getGeneratedAtForPolicy(int $policyId, string $format = 'd-m-Y'): ?string
    {
        $ts = $this->getLatestClaimDumpTimestamp($policyId);
        if ($ts === null) {
            return null;
        }

        return date($format, $ts);
    }
}