<?php

namespace App\Controllers;

use App\Controllers\BaseController;
use App\Models\BatchFileModel;
use App\Models\EmployeePolicyModel;
use App\Models\TpaApiDataModel;
use App\Models\ClientPolicyModel;
use CodeIgniter\HTTP\ResponseInterface;
use CodeIgniter\HTTP\IncomingRequest;
use CodeIgniter\HTTP\RequestInterface;
use CodeIgniter\API\ResponseTrait;
use App\Controllers\Jobs;

class HealthIndiaApiController extends BaseController
{   
    use ResponseTrait;
    protected $db;
    protected $healthIndiaTpaId;

    public function __construct()
    {
        $this->db = \Config\Database::connect();
        $this->healthIndiaTpaId = getenv('HEALTH_INDIA_PRIMARY_KEY_CONSTANT');
    }

    public function generateAuthToken()
    {
        $url = getenv('HEALTH_INDIA_TOKEN_URL'); // https://software.healthindiatpa.com/HIITPABROKERAPI/JWT/GenerateJWTAuth

        // Basic Authentication credentials
        $username = getenv('HEALTH_INDIA_USERNAME'); // /MU4gwfBYC71M1QnczasegH0vPM5IMbESO4iy4wbUrQ=
        $password = getenv('HEALTH_INDIA_PASSWORD'); // KoVi+w2WGA+ET6fHN3kdBamHNsDKbA+kUtuF++4jWcg=
        
        $ch = curl_init();

        curl_setopt_array($ch, [
            CURLOPT_URL            => $url,
            CURLOPT_RETURNTRANSFER => true,
            CURLOPT_CUSTOMREQUEST  => 'POST',
            CURLOPT_HTTPHEADER     => [
                'Authorization: Basic ' . base64_encode($username . ':' . $password),
                'Content-Type: application/json',
            ],
            CURLOPT_TIMEOUT        => 30,
        ]);

        $response = curl_exec($ch);
        $httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);

        if (curl_errno($ch)) {
            log_message('error', 'HEALTH_INDIA TOKEN GENERATION FAILED | Error: ' . curl_error($ch));
            curl_close($ch);
            return $this->response->setJSON([
                'status' => false,
                'error'  => curl_error($ch),
            ]);
        }

        curl_close($ch);

        $responseData = json_decode($response, true);

        if ($httpCode === 200 && isset($responseData['status']) && $responseData['status'] === true) {
            log_message('error', 'HEALTH_INDIA TOKEN GENERATION SUCCESS | Token: ' . ($responseData['result'][0]['access_token'] ?? 'N/A'));
        } else {
            log_message('error', 'HEALTH_INDIA TOKEN GENERATION FAILED | Response: ' . $response);
        }

        return $this->response->setJSON([
            'status'    => $httpCode === 200,
            'http_code' => $httpCode,
            'data'      => $responseData,
        ]);
    }

    public function SubmitClaim($claimId = null)
    {
        helper('api');

        log_message('error', 'TPA CLAIM PUSH HEALTH_INDIA | Started for claimId: ' . $claimId);

        $data = $this->db->table('ticket_master tm')
            ->select('
                tm.id,
                tm.emp_mobile as mobileNo,
                tm.emp_mail as emailId,
                tm.doa as admissionDate,
                tm.dod as dischargeDate,
                tm.hospital_name as hospitalName,
                tm.claim_amount as claimedAmount,
                tm.tpa_no as memberId,
                tm.ailment as ailmentDescription,
                cp.policy_no as policyNumber,
                e.emp_code as employeeCode,
                tn.note as disease,
                cf.url as filePath,
                tm.claim_type as claimType,
                tm.claim_category as benefitType
            ')
            ->join('employees e', 'e.id = tm.emp_id', 'left')
            ->join('client_policy cp', 'tm.client_policy_id = cp.id', 'left')
            ->join('ticket_notes tn', 'tn.ticket_id = tm.id', 'left')
            ->join('claim_files cf', "cf.ticket_id = tm.id AND cf.file_type = 2 AND cf.mime_type='application/pdf'", 'left')
            ->where('tm.id', $claimId)
            ->get()
            ->getRowArray();

        if (!$data) {
            log_message('error', "TPA CLAIM PUSH FAILED HEALTH_INDIA | claimId: {$claimId} - Claim not found");
            return;
        }

        if ($data['filePath'] == null) {
            log_message('error', "TPA CLAIM PUSH FAILED HEALTH_INDIA | claimId: {$claimId} - File Missing");
            return;
        }

        // Build absolute file path
        $filename = basename($data['filePath']);
        $pdfPath = WRITEPATH . 'uploads/claim_files/' . $filename;

        if (!file_exists($pdfPath)) {
            log_message('error', "TPA CLAIM PUSH FAILED HEALTH_INDIA | claimId: {$claimId} - PDF not found on server at path: {$pdfPath}");
            return;
        }

        // Convert PDF to Base64
        $fileContent = base64_encode(file_get_contents($pdfPath));

        // Generate Health India Token
        $tokenResponse = json_decode($this->generateAuthToken()->getBody(), true);
        if (empty($tokenResponse['data']['result'][0]['access_token'])) {
            log_message('error', "TPA CLAIM PUSH FAILED HEALTH_INDIA | claimId: {$claimId} - Token generation failed");
            return;
        }
        $token = $tokenResponse['data']['result'][0]['access_token'];

        // Map claim type: Reimbursement or Cashless
        $claimTypeMap = [
            'reimbursement' => 'Reimbursement',
            'cashless' => 'Cashless',
        ];
        $mappedClaimType = $claimTypeMap[strtolower($data['claimType'] ?? 'reimbursement')] ?? 'Reimbursement';

        // Map benefit type: IPD or OPD
        $benefitTypeMap = [
            'ipd' => 'IPD',
            'opd' => 'OPD',
        ];
        $mappedBenefitType = $benefitTypeMap[strtolower($data['benefitType'] ?? 'ipd')] ?? 'IPD';

        // Build Health India Claim Submission Request (API Section 5)
        $body = [
            "policY_NUMBER"         => $data['policyNumber'],
            "employeE_CODE"         => $data['employeeCode'],
            "membeR_ID"             => $data['memberId'],
            "claiM_TYPE"            => $mappedClaimType,
            "benefiT_TYPE"          => $mappedBenefitType,
            "claimeD_AMOUNT"        => (string) $data['claimedAmount'],
            "datE_OF_ADMISSION"     => date('Y-m-d', strtotime($data['admissionDate'])),
            "ailmenT_DESCRIPTION"   => $data['ailmentDescription'] ?? 'NA',
            "hospitaL_CODE"         => "", // Not available in your data
            "hospitaL_NAME"         => $data['hospitalName'] ?? '',
            "hospitaL_ADDRESS"      => "", // Not available
            "hospitaL_NUMBER"       => "", // Not available
            "pdF_BYTES"             => [$fileContent]
        ];

        $url = getenv('HEALTH_INDIA_BASE_URL') . "/Intimation/GetClaimIntimation";

        $headers = [
            "Authorization: Bearer " . $token,
            "Content-Type: application/json"
        ];

        log_message('error', 'TPA CLAIM PUSH HEALTH_INDIA | claimId: ' . $claimId . ' | URL: ' . $url . ' | payload: ' . json_encode($body));

        $response = call_third_party_api($url, 'POST', $headers, $body);

        log_message('error', 'TPA CLAIM PUSH HEALTH_INDIA RESPONSE | claimId: ' . $claimId . ' | response: ' . json_encode($response));

        if ($response['status'] != true) {
            log_message('error', 'TPA CLAIM PUSH FAILED HEALTH_INDIA | claimId: ' . $claimId . ' | response: ' . json_encode($response));
            $this->db->table('ticket_master')
                ->where('id', $claimId)
                ->update(['tpa_push_response' => json_encode($response)]);
            return;
        }

        if ($response['status'] === true && !empty($response['data']['result'][0]['ccn'])) {
            $ccn = $response['data']['result'][0]['ccn'];
            $ccnExt = $response['data']['result'][0]['ccN_EXT'] ?? '0';

            $this->db->table('ticket_master')
                ->where('id', $claimId)
                ->update([
                    'claim_number'                => $ccn,
                    'tpa_claim_id'                => $ccn,
                    'tpa_claim_push_reference_no' => $ccn . '(' . $ccnExt . ')',
                    'updated_at'                  => date('Y-m-d H:i:s')
                ]);

            log_message('error', 'TPA CLAIM PUSH SUCCESS HEALTH_INDIA | claimId: ' . $claimId . ' | CCN: ' . $ccn . ' | CCN_EXT: ' . $ccnExt);
        } else {
            log_message('error', 'TPA CLAIM PUSH HEALTH_INDIA API SUCCESS BUT CCN EMPTY | claimId: ' . $claimId . ' | response: ' . json_encode($response));
            return;
        }

        return;
    }

    public function ClaimDetail($claimId = null)
    {
        helper('api');

        log_message('error', 'CLAIM STATUS HEALTH_INDIA | Started for claimId: ' . $claimId);

        $ticket = $this->db->table('ticket_master tm')
            ->select("tm.id, tm.tpa_claim_id as ccn, cp.policy_no, cp.policy_start_date, cp.policy_end_date, tm.emp_code")
            ->join('client_policy cp', 'tm.client_policy_id=cp.id')
            ->where('tm.id', $claimId)
            ->get()->getRowArray();

        if (!$ticket) {
            log_message('error', 'CLAIM STATUS FAILED HEALTH_INDIA | claimId: ' . $claimId . ' - Invalid claim');
            return ['status' => false, 'message' => 'Invalid claim'];
        }

        // Generate Health India Token
        $tokenResponse = json_decode($this->generateAuthToken()->getBody(), true);

        if (empty($tokenResponse['data']['result'][0]['access_token'])) {
            log_message('error', 'CLAIM STATUS FAILED HEALTH_INDIA | claimId: ' . $claimId . ' - Token generation failed');
            return ['status' => false, 'message' => 'Token generation failed'];
        }

        $token = $tokenResponse['data']['result'][0]['access_token'];

        $url = getenv('HEALTH_INDIA_BASE_URL') . "/Claims/GetClaims";

        // Using claim number wise approach (Section 7.3 - option 3)
        $body = [
            "policY_NUMBER" => $ticket['policy_no'],
            "CCN"           => $ticket['ccn'],
            "CCN_EXT"       => "0"
        ];

        $headers = [
            "Authorization: Bearer " . $token,
            "Content-Type: application/json"
        ];

        log_message('error', 'CLAIM STATUS HEALTH_INDIA | claimId: ' . $claimId . ' | Request: ' . json_encode($body));

        $response = call_third_party_api($url, 'POST', $headers, $body);

        log_message('error', 'CLAIM STATUS HEALTH_INDIA | claimId: ' . $claimId . ' | Response: ' . json_encode($response));

        if (empty($response['data']['result'][0])) {
            log_message('error', 'CLAIM STATUS FAILED HEALTH_INDIA | claimId: ' . $claimId . ' | Empty response data');
            return ['status' => false, 'message' => 'API call failed.', 'data' => $response];
        }

        $claimData = $response['data']['result'][0];
        $status = $claimData['claiM_STATUS'] ?? null;

        // Status mapping based on API documentation
        $map = [
            "Under Process"         => 5,
            "Pending for Bill Entry" => 5,
            "Query"                 => 4,
            "Paid"                  => 11,
            "Rejected"              => 8,
            "Approved"              => 8,
            "Outstanding"           => 5,
        ];

        if ($status != null && isset($map[$status])) {
            $this->db->table('ticket_master')
                ->where('id', $claimId)
                ->update([
                    'claim_status_id' => $map[$status],
                    'tpa_claim_status' => $status
                ]);
            log_message('error', "CLAIM STATUS SUCCESS HEALTH_INDIA | Updated claimId: {$claimId} with status: {$status}");
        } else {
            log_message('error', "CLAIM STATUS HEALTH_INDIA | claimId: {$claimId} | Unknown status: {$status}");
        }

        return [
            'status'         => true,
            'message'        => 'Claim status updated.',
            'updated_status' => $status,
            'api_response'   => $response
        ];
    }

    public function ClaimStatusUpdate()
    {
        helper('api');

        log_message('error', 'CLAIM STATUS UPDATE BULK HEALTH_INDIA | Started');

        $tickets = $this->db->table('ticket_master tm')
            ->select("tm.id, tm.tpa_claim_id, cp.policy_no")
            ->join('client_policy cp', 'tm.client_policy_id=cp.id')
            ->where('tm.tpa_claim_id IS NOT NULL')
            ->where('cp.tpa_id', $this->healthIndiaTpaId)
            ->get()->getResultArray();

        $count = 0;

        foreach ($tickets as $t) {
            $this->ClaimDetail($t['id']);
            $count++;
        }

        log_message('error', 'CLAIM STATUS UPDATE BULK HEALTH_INDIA | Completed | Updated: ' . $count);

        return $this->response->setJSON(['status' => true, 'updated' => $count]);
    }

    public function EcardRequest($employeeId = null, $policyNo = null, $memberId = null)
    {
        helper('api');

        log_message('error', "ECARD REQUEST HEALTH_INDIA | Started | employeeId: {$employeeId} | policyNo: {$policyNo} | memberId: {$memberId}");

        // Generate Health India Token
        $tokenResponse = json_decode($this->generateAuthToken()->getBody(), true);
        if (empty($tokenResponse['data']['result'][0]['access_token'])) {
            log_message('error', "ECARD REQUEST FAILED HEALTH_INDIA | employeeId: {$employeeId} | policyNo: {$policyNo} | Message: Token generation failed");
            return null;
        }
        $token = $tokenResponse['data']['result'][0]['access_token'];

        // API Section 3.3 - Individual member e-card
        $url = getenv('HEALTH_INDIA_BASE_URL') . "/Member/GetMemberEcard";

        $body = [
            "policY_NUMBER" => $policyNo,
            "employeE_CODE" => $employeeId,
            "membeR_ID"     => $memberId
        ];

        $headers = [
            "Authorization: Bearer " . $token,
            "Content-Type: application/json"
        ];

        log_message('error', 'ECARD REQUEST HEALTH_INDIA | Request: ' . json_encode($body));

        $response = call_third_party_api($url, 'POST', $headers, $body);

        log_message('error', 'ECARD REQUEST HEALTH_INDIA | Response: ' . json_encode($response));

        if (($response['status'] ?? false) !== true) {
            log_message('error', 'ECARD REQUEST FAILED HEALTH_INDIA | response: ' . json_encode($response));
            return null;
        }

        if (empty($response['data']['result'][0])) {
            log_message('error', 'ECARD REQUEST FAILED HEALTH_INDIA | Empty data | response: ' . json_encode($response));
            return null;
        }

        $apiData = $response['data']['result'][0];

        if (($apiData['message'] ?? '') === 'SUCCESS') {
            $ecardUrl = $apiData['membeR_ECARD'] ?? '';

            if (!empty($ecardUrl)) {
                log_message('error', "ECARD REQUEST SUCCESS HEALTH_INDIA | employeeId: {$employeeId} | policyNo: {$policyNo} | memberId: {$memberId} | ecardUrl: {$ecardUrl}");
                return $ecardUrl;
            }
        }

        log_message('error', 'ECARD REQUEST FAILED HEALTH_INDIA | response: ' . json_encode($response));
        return null;
    }

    public function HealthIndiaGetBenefDetails($requestData = null)
    {
        $function_calling_type = $requestData['return_type'] ?? 'job';

        try {
            helper('api');

            $policyNo = $requestData['policy_no'] ?? null;
            $client_policy_id = $requestData['client_policy_id'] ?? null;

            if (empty($policyNo)) {
                log_message('error', 'TPA ID PULL HEALTH_INDIA | policy_no missing in request');
                if ($function_calling_type == "job") {
                    return ['status' => false, 'message' => 'policy_no required'];
                } else {
                    return $this->respond(['status' => false, 'message' => 'policy_no required']);
                }
            }

            if (empty($client_policy_id)) {
                log_message('error', 'TPA ID PULL HEALTH_INDIA | client_policy_id missing in request');
                if ($function_calling_type == "job") {
                    return ['status' => false, 'message' => 'client_policy_id required'];
                } else {
                    return $this->respond(['status' => false, 'message' => 'client_policy_id required']);
                }
            }

            log_message('error', "TPA ID PULL HEALTH_INDIA | called for policy_no: {$policyNo}, client_policy_id: {$client_policy_id}");

            // Fetch file download dates
            $batchFiles = $this->db->table('batch_files f')
                ->select("f.created_at")
                ->where('f.client_policy_id', $client_policy_id)
                ->where('f.insurer_or_tpa', 'tpa')
                ->where('f.actions', 'export')
                ->get()
                ->getResultArray();

            if (empty($batchFiles)) {
                log_message('error', 'TPA ID PULL FAILED HEALTH_INDIA | batchFiles is empty for this tpa id pull request');
                if ($function_calling_type == "job") {
                    return ['status' => false, 'message' => 'batchFiles not found'];
                } else {
                    return $this->respond(['status' => false, 'message' => 'batchFiles not found']);
                }
            }

            // Generate Health India Token
            $tokenResponse = json_decode($this->generateAuthToken()->getBody(), true);
            if (empty($tokenResponse['data']['result'][0]['access_token'])) {
                log_message('error', 'TPA ID PULL HEALTH_INDIA | Token generation failed');
                if ($function_calling_type == "job") {
                    return ['status' => false, 'message' => 'Token generation failed'];
                } else {
                    return $this->respond(['status' => false, 'message' => 'Token generation failed']);
                }
            }
            $token = $tokenResponse['data']['result'][0]['access_token'];

            // API Section 2.3 - Bulk Enrolment data Fetch
            $url = getenv('HEALTH_INDIA_BASE_URL') . "/Enrollment/GetEnrollmentData";

            $headers = [
                "Authorization: Bearer " . $token,
                "Content-Type: application/json"
            ];

            $body = [
                "policY_NUMBER" => $policyNo
            ];

            log_message('error', "TPA ID PULL HEALTH_INDIA | API params: " . json_encode(['url' => $url, 'method' => 'POST', 'body' => $body]));

            $response = call_third_party_api($url, 'POST', $headers, $body);

            log_message('error', "TPA ID PULL HEALTH_INDIA | API Response: " . json_encode($response));

            if (($response['status'] ?? false) !== true) {
                log_message('error', 'HEALTH_INDIA API FAILED | response: ' . json_encode($response));

                // update file table status after the tpa id failed to update
                if (isset($requestData['file_id']) && !empty($requestData['file_id'])) {
                    $file_model = new BatchFileModel();
                    $file_model->where('id', $requestData['file_id'])->set('status', 'failed-8')->update();
                    log_message('error', "Files table status updated for the file id: {$requestData['file_id']}");
                } else {
                    log_message('error', "Failed to update file table status.");
                }

                if ($function_calling_type == "job") {
                    return ['status' => false, 'message' => 'API call failed', 'data' => $response];
                } else {
                    return $this->respond(['status' => false, 'message' => 'API call failed', 'data' => $response]);
                }
            }

            if (
                !isset($response['data']['result']) ||
                !is_array($response['data']['result']) ||
                count($response['data']['result']) === 0
            ) {
                log_message('error', 'TPA ID PULL API FAILED HEALTH_INDIA | Empty member data for this pull request');

                // update file table status after the tpa id failed to update
                if (isset($requestData['file_id']) && !empty($requestData['file_id'])) {
                    $file_model = new BatchFileModel();
                    $file_model->where('id', $requestData['file_id'])->set('status', 'failed-8')->update();
                    log_message('error', "Files table status updated for the file id: {$requestData['file_id']}");
                } else {
                    log_message('error', "Failed to update file table status.");
                }

                if ($function_calling_type == "job") {
                    return ['status' => false, 'message' => 'API call failed', 'data' => 'Empty member data for this pull request'];
                } else {
                    return $this->respond(['status' => false, 'message' => 'API call failed', 'data' => 'Empty member data for this pull request']);
                }
            }

            $allMembers = $response['data']['result'];

            // Save API data as JSON for analysis
            $json = json_encode($allMembers, JSON_PRETTY_PRINT | JSON_UNESCAPED_SLASHES);
            $filePath = WRITEPATH . 'tmp/' . time() . '_' . $requestData['file_id'] . '.json';
            file_put_contents($filePath, $json);

            log_message('error', "TPA ID PULL HEALTH_INDIA | Saved JSON to: {$filePath}");

            // Call a job for dump JSON data to DB
            $job_details = new Jobs();
            $r = Jobs::addJob([
                'job_name' => 'saveHealthIndiaAPIData',
                'payload' => [
                    'file_id' => $requestData['file_id'],
                    'json_file_path' => $filePath
                ]
            ]);

            log_message('error', "TPA ID PULL HEALTH_INDIA | Job added for saving API data");

            // ================= MATCHING LOGIC =================

            $employeePolicyModel = new EmployeePolicyModel();

            $employeePolicyData = $employeePolicyModel
                ->join('employees', 'employees.id = employee_polices.employee_id')
                ->where('employee_polices.client_policy_id', $client_policy_id)
                ->where('employee_polices.tpa_id IS NULL')
                ->findAll();

            $updated = 0;
            $batch_file_success = 'success';
            $employee_policy_ids = [];

            foreach ($employeePolicyData as $policy) {
                $hasMatchForThisPolicy = false;

                foreach ($allMembers as $m) {
                    // Match based on: employee name, employee code, and relation
                    if (
                        strtolower(trim($policy['name'])) === strtolower(trim($m['insured_Name'] ?? '')) &&
                        ($policy['emp_code'] ?? '') == ($m['employeeCode'] ?? '') &&
                        strtolower($policy['relationship']) === strtolower($m['relation'] ?? '')
                    ) {
                        $hasMatchForThisPolicy = true;

                        $sql = "UPDATE employee_polices SET tpa_id = ? WHERE id = ?";
                        $this->db->query($sql, [$m['memberId'], $policy['emp_policy_id']]);

                        // For e-card send
                        if (strtolower(trim($policy['relationship'])) == 'self') {
                            $employee_policy_ids[] = $policy['emp_policy_id'];
                        }

                        if ($this->db->affectedRows() > 0) {
                            $updated++;
                            log_message('error', "✅ HEALTH_INDIA | Updated tpa_id={$m['memberId']} for emp_policy_id={$policy['emp_policy_id']} policy={$policyNo}");
                        } else {
                            log_message('error', "⚠️ HEALTH_INDIA | No update (already set or not matched) for emp_policy_id={$policy['emp_policy_id']} policy={$policyNo}");
                        }
                    }
                }

                // Handle NO MATCH for this policy
                if (!$hasMatchForThisPolicy) {
                    $nhanceSideData = [
                        'name'         => $policy['name'] ?? null,
                        'emp_code'     => $policy['emp_code'] ?? null,
                        'relationship' => $policy['relationship'] ?? null,
                        'gender'       => $policy['gender'] ?? null,
                        'dob'          => $policy['dob'] ?? null,
                    ];
                    $batch_file_success = 'partially success';

                    log_message('error', "❌ HEALTH_INDIA | No match for Nhance = " . json_encode($nhanceSideData));
                }
            }

            // Send e-card
            if (!empty($employee_policy_ids)) {
                log_message('error', "HEALTH_INDIA | sendMailForDownloadingECard JOB PUSHED.");
                Jobs::addJob([
                    'job_name' => 'sendMailForDownloadingECard',
                    'payload' => [
                        'ids' => $employee_policy_ids,
                        'client_policy_id' => $client_policy_id
                    ]
                ]);
            }

            // Update file table status after the tpa id successfully updated
            if (isset($requestData['file_id']) && !empty($requestData['file_id'])) {
                $file_model = new BatchFileModel();
                $file_model->where('id', $requestData['file_id'])->set('status', $batch_file_success)->update();
                log_message('error', "Files table status updated for the file id: {$requestData['file_id']} with status: {$batch_file_success}");
            } else {
                log_message('error', "Failed to update file table status.");
            }

            $totalCount = count($allMembers);

            log_message('error', "TPA ID PULL SUCCESS HEALTH_INDIA | completed. Total fetched={$totalCount}, updated={$updated}");

            if ($function_calling_type == "job") {
                return [
                    'status' => true,
                    'message' => 'Updated successfully',
                    'total_fetched' => $totalCount,
                    'total_updated' => $updated
                ];
            } else {
                return $this->respond([
                    'status' => true,
                    'message' => 'Updated successfully',
                    'total_fetched' => $totalCount,
                    'total_updated' => $updated
                ]);
            }
        } catch (\Throwable $th) {
            // Update file table status after the tpa id failed to update
            if (isset($requestData['file_id']) && !empty($requestData['file_id'])) {
                $file_model = new BatchFileModel();
                $file_model->where('id', $requestData['file_id'])->set('status', 'failed-8')->update();
                log_message('error', "Files table status updated for the file id: {$requestData['file_id']}");
            } else {
                log_message('error', "Failed to update file table status.");
            }

            $errorData = [
                'message' => $th->getMessage(),
                'file'    => $th->getFile(),
                'line'    => $th->getLine(),
                'code'    => $th->getCode(),
                'trace'   => $th->getTraceAsString(),
                'trace_array' => $th->getTrace(),
                'function' => $th->getTrace()[0]['function'] ?? null,
                'class' => $th->getTrace()[0]['class'] ?? null,
            ];

            log_message('error', 'Exception thrown while calling HealthIndiaGetBenefDetails API: ' . json_encode($errorData));

            if ($function_calling_type == "job") {
                return ['status' => false, 'message' => 'API call failed', 'data' => $errorData];
            } else {
                return $this->respond(['status' => false, 'message' => 'API call failed', 'data' => $errorData]);
            }
        }
    }

    public function syncHealthIndiaClaimsToNhance()
    {
        helper('api');

        log_message('error', 'SYNC CLAIMS HEALTH_INDIA | Started');

        // Generate Health India Token
        $tokenResponse = json_decode($this->generateAuthToken()->getBody(), true);

        if (empty($tokenResponse['data']['result'][0]['access_token'])) {
            log_message('error', 'SYNC CLAIMS FAILED HEALTH_INDIA | Token generation failed');
            return $this->response->setJSON(['status' => false, 'message' => 'Token generation failed']);
        }

        $token = $tokenResponse['data']['result'][0]['access_token'];

        $url = getenv('HEALTH_INDIA_BASE_URL') . "/ClaimsMIS/GetClaimsMIS";

        $headers = [
            "Authorization: Bearer " . $token,
            "Content-Type: application/json"
        ];

        $policies = $this->db->table('client_policy')
            ->where('tpa_id', $this->healthIndiaTpaId)
            ->get()->getResultArray();

        $finalResult = [];

        foreach ($policies as $policy) {
            $body = [
                "policY_NUMBER" => $policy['policy_no']
            ];

            log_message('error', 'SYNC CLAIMS HEALTH_INDIA | Fetching for policy: ' . $policy['policy_no']);

            $response = call_third_party_api($url, 'POST', $headers, $body);

            if (!empty($response['data']['result'])) {
                $finalResult = array_merge($finalResult, $response['data']['result']);
                log_message('error', 'SYNC CLAIMS HEALTH_INDIA | Fetched ' . count($response['data']['result']) . ' claims for policy: ' . $policy['policy_no']);
            }
        }

        log_message('error', 'SYNC CLAIMS HEALTH_INDIA | Total claims fetched: ' . count($finalResult));

        // Insert / update ticket_master
        $insertedCount = 0;
        foreach ($finalResult as $row) {
            $status = $row['Claim_Status'] ?? 'Under Process';

            $map = [
                "Under Process"         => 5,
                "Pending for Bill Entry" => 5,
                "Paid"                  => 11,
                "Rejected"              => 8,
                "Approved"              => 8,
                "Outstanding"           => 5,
            ];

            $claimStatus = $map[$status] ?? 1;

            // Check if claim already exists
            $existing = $this->db->table('ticket_master')
                ->where('tpa_claim_id', $row['CLAIM_NUMBER'])
                ->get()->getRowArray();

            if (!$existing) {
                $this->db->table('ticket_master')->insert([
                    'policy_no'       => $row['Policy_No'] ?? '',
                    'claim_number'    => $row['CLAIM_NUMBER'] ?? '',
                    'tpa_claim_id'    => $row['CLAIM_NUMBER'] ?? '',
                    'emp_code'        => $row['Employee_Code'] ?? '',
                    'insured_name'    => $row['PATIENT_NAME'] ?? '',
                    'claim_amount'    => $row['INTIMATED_AMOUNT'] ?? 0,
                    'hospital_name'   => $row['HOSPITAL_NAME'] ?? '',
                    'doa'             => !empty($row['DATEOF_ADMISSION']) ? date('Y-m-d', strtotime($row['DATEOF_ADMISSION'])) : null,
                    'dod'             => !empty($row['DATEOF_DISCHARGE']) ? date('Y-m-d', strtotime($row['DATEOF_DISCHARGE'])) : null,
                    'claim_status_id' => $claimStatus,
                    'tpa_id'          => $this->healthIndiaTpaId,
                    'created_at'      => date('Y-m-d H:i:s')
                ]);
                $insertedCount++;
                log_message('error', 'SYNC CLAIMS HEALTH_INDIA | Inserted claim: ' . ($row['CLAIM_NUMBER'] ?? 'N/A'));
            } else {
                log_message('error', 'SYNC CLAIMS HEALTH_INDIA | Skipped existing claim: ' . ($row['CLAIM_NUMBER'] ?? 'N/A'));
            }
        }

        log_message('error', 'SYNC CLAIMS HEALTH_INDIA | Completed | Total: ' . count($finalResult) . ' | Inserted: ' . $insertedCount);

        return $this->response->setJSON([
            'status' => true,
            'total' => count($finalResult),
            'inserted' => $insertedCount
        ]);
    }
}