<?php

namespace App\Controllers\Chatbot;

use App\Helpers\ChatbotHelper;
use BotMan\BotMan\Messages\Outgoing\Question;
use BotMan\BotMan\Messages\Outgoing\Actions\Button;
use BotMan\BotMan\Messages\Conversations\Conversation;

class medicalClaimFormConversations extends Conversation
{
    private $currentMemberData = [
        'name' => null,
        'dob' => null,
        'si' => null,
        'pre_existing_disease' => null
    ];

    public function run()
    {   
        // Initialize state if not exists
        if (!$this->bot->userStorage()->get('claim_form_state')) {
            $this->bot->userStorage()->save([
                'claim_form_state' => [
                    'dependency_count' => 0,
                    'current_member' => 'primary',
                    'dependencies' => [],
                    'primary_insurer' => null
                ]
            ]);
        }
        
        $state = $this->bot->userStorage()->get('claim_form_state');
        $memberType = ($state['current_member'] === 'primary') ? 'primary insured person' : 'dependency';
        
        $this->askName($memberType);
    }

    private function askName($memberType)
    {
        $this->ask("Enter the Name of the $memberType?", function($answer) {
            $name = $answer->getText();
            
            if (empty($name)) {
                $this->say('Name Cannot be Empty');
                return $this->run();
            }
    
            // Get existing state and update only the name
            $state = $this->bot->userStorage()->get('claim_form_state');
            if ($state['current_member'] === 'primary') {
                if (!isset($state['primary_insurer'])) {
                    $state['primary_insurer'] = [];
                }
                $state['primary_insurer']['name'] = $name;
            } else {
                if (!isset($state['temp_dependency'])) {
                    $state['temp_dependency'] = [];
                }
                $state['temp_dependency']['name'] = $name;
            }
            
            $this->bot->userStorage()->save(['claim_form_state' => $state]);
            $this->askDOB();
        });
    }
    
    private function askDOB()
    {
        $this->ask('Enter Date of Birth (DD/MM/YYYY)?', function($answer) {
            $dob = $answer->getText();
            
            if (empty($dob)) {
                $this->say('Date of Birth Cannot be Empty');
                return $this->askDOB();
            }
    
            // Get existing state and update only the DOB
            $state = $this->bot->userStorage()->get('claim_form_state');
            if ($state['current_member'] === 'primary') {
                $state['primary_insurer']['dob'] = $dob;
            } else {
                $state['temp_dependency']['dob'] = $dob;
            }
            
            $this->bot->userStorage()->save(['claim_form_state' => $state]);
            $this->askSumInsured();
        });
    }
    
    private function askSumInsured()
    {
        $this->ask('Enter Sum Insured Amount?', function($answer) {
            $sum_insured = $answer->getText();
            
            if (empty($sum_insured)) {
                $this->say('Sum Insured Cannot be Empty');
                return $this->askSumInsured();
            }
    
            // Get existing state and update only the sum insured
            $state = $this->bot->userStorage()->get('claim_form_state');
            if ($state['current_member'] === 'primary') {
                $state['primary_insurer']['si'] = $sum_insured;
            } else {
                $state['temp_dependency']['si'] = $sum_insured;
            }
            
            $this->bot->userStorage()->save(['claim_form_state' => $state]);
            $this->askPreExistingDisease();
        });
    }
    
    private function askPreExistingDisease()
    {
        $this->ask('Enter Pre-Existing Disease if any (type "none" if none)?', function($answer) {
            $pre_existing_disease = $answer->getText();
            
            if (empty($pre_existing_disease)) {
                $this->say('Please enter none if no pre-existing conditions');
                return $this->askPreExistingDisease();
            }
    
            // Get existing state and update the disease info
            $state = $this->bot->userStorage()->get('claim_form_state');
            if ($state['current_member'] === 'primary') {
                $state['primary_insurer']['pre_existing_disease'] = $pre_existing_disease;
                $state['primary_insurer']['type'] = 'primary';
            } else {
                $state['temp_dependency']['pre_existing_disease'] = $pre_existing_disease;
                $state['temp_dependency']['type'] = 'dependency';
                
                // Move completed dependency to dependencies array
                if (!isset($state['dependencies'])) {
                    $state['dependencies'] = [];
                }
                $state['dependencies'][] = $state['temp_dependency'];
                $state['temp_dependency'] = null; // Clear temporary dependency
            }
            
            $this->bot->userStorage()->save(['claim_form_state' => $state]);
            
            // For debugging
            log_message('debug', 'Final state after all data collection: ' . json_encode($state));
            
            $this->saveMemberAndContinue();
        });
    }
    
    private function saveMemberAndContinue()
    {
        $state = $this->bot->userStorage()->get('claim_form_state');
        $memberData = $state['current_member'] === 'primary' 
            ? $state['primary_insurer'] 
            : end($state['dependencies']);
    
        // Show current member info
        $memberInfo = "👤 **" . ucfirst($memberData['type']) . " Member Details:**\n";
        $memberInfo .= "🔹 Name: " . $memberData['name'] . "\n";
        $memberInfo .= "🔹 Date of Birth: " . $memberData['dob'] . "\n";
        $memberInfo .= "🔹 Sum Insured: " . $memberData['si'] . "\n";
        $memberInfo .= "🔹 Pre Existing Disease: " . $memberData['pre_existing_disease'] . "\n";
        
        $this->say($memberInfo);
    
        $path = $this->bot->userStorage()->get('path');
    
        if (in_array('floater', $path)) {
            $this->askAboutDependencies();
        } else {
            $this->showSummary();
        }
    }

    private function askAboutDependencies()
    {
        $question = Question::create("Do you want to add a dependency? ")
            ->addButtons([
                Button::create("✅ Yes")->value("yes"),
                Button::create("❌ No")->value("no"),
                Button::create("◀️ Go Back")->value("go_back"),
            ]);

        $this->ask($question, function($answer) {
            $state = $this->bot->userStorage()->get('claim_form_state');
            
            switch ($answer->getValue()) {
                case "yes":
                    $state['dependency_count']++;
                    $state['current_member'] = 'dependency';
                    $this->bot->userStorage()->save(['claim_form_state' => $state]);
                    
                    // Reset currentMemberData for new dependency
                    $this->currentMemberData = [
                        'name' => null,
                        'dob' => null,
                        'si' => null,
                        'pre_existing_disease' => null
                    ];
                    
                    $this->run();
                    break;

                case "no":
                    $this->showSummary();
                    break;

                case "go_back":
                    $this->bot->startConversation(new hospitalPolicyConversation());
                    break;

                default:
                    $this->say("Invalid selection. Please choose an option.");
                    $this->askAboutDependencies();
                    break;
            }
        });
    }

    private function showSummary()
    {
        $state = $this->bot->userStorage()->get('claim_form_state');
        
        $finalSummary = '<div style="font-family: Arial, sans-serif; font-size: 15px; margin: 0; padding: 2px;">';
    
        // Primary Insurer
        if ($state['primary_insurer']) {
            $finalSummary .= '<div style="margin: 2px 0; padding-left: 5px;">Primary:<br>' . 
                $this->formatSingleLineMemberInfo($state['primary_insurer']) . 
            '</div>';
        }
    
        // Dependencies
        if (!empty($state['dependencies'])) {
            foreach ($state['dependencies'] as $index => $dependency) {
                $finalSummary .= '<div style="margin: 2px 0; padding-left: 5px;">Dep ' . ($index + 1) . ':<br>' . 
                    $this->formatSingleLineMemberInfo($dependency) . 
                '</div>';
            }
        }
    
        $finalSummary .= '</div>';
    
        $this->say($finalSummary);
    
        $question = Question::create("Confirm all details:")
            ->addButtons([
                Button::create("✅ Confirm")->value("confirm"),
                Button::create("🔁 Start Over")->value("restart"),
                Button::create("❌ Cancel")->value('cancel')
            ]);
    
        $this->ask($question, function ($answer) use ($finalSummary) {
            switch ($answer->getValue()) {
                case "confirm":
                    $sent_status = ChatbotHelper::sendQuotationRequestMail($finalSummary);
                    if ($sent_status) {
                        $this->say('Our Executive will contact you with the quotation soon.');
                        $this->bot->startConversation(new doYouWantToContinueConversation());
                    } else {
                        $this->say("There was a problem while requesting for a quotation. Please try again later.");
                    }
                    break;
                case "restart":
                    $this->bot->userStorage()->save([
                        'claim_form_state' => [
                            'dependency_count' => 0,
                            'current_member' => 'primary',
                            'dependencies' => [],
                            'primary_insurer' => null
                        ]
                    ]);
                    $this->run();
                    break;
                case "cancel":
                    $this->bot->startConversation(new MainMenuConversation());
                    break;
                default:
                    $this->say("Invalid selection. Please choose an option.");
                    $this->showSummary();
                    break;
            }
        });
    }
    
    private function formatSingleLineMemberInfo($member)
    {
        return '🔹 Name: ' . htmlspecialchars($member['name']) . '<br>' .
               '🔹 DOB: ' . htmlspecialchars($member['dob']) . '<br>' .
               '🔹 SI: ' . htmlspecialchars($member['si']) . '<br>' .
               '🔹 PED: ' . htmlspecialchars($member['pre_existing_disease']);
    }
    

    // private function formatMemberInfo($member)
    // {
    //     // Format each piece of information with proper HTML
    //     return '<div style="line-height: 1.6;">
    //         <div style="margin-bottom: 5px;">
    //             <span style="color: #2c3e50;">🔹 Name:</span> 
    //             <span style="color: #34495e; font-weight: 500;">' . htmlspecialchars($member['name']) . '</span>
    //         </div>
    //         <div style="margin-bottom: 5px;">
    //             <span style="color: #2c3e50;">🔹 DOB:</span> 
    //             <span style="color: #34495e; font-weight: 500;">' . htmlspecialchars($member['dob']) . '</span>
    //         </div>
    //         <div style="margin-bottom: 5px;">
    //             <span style="color: #2c3e50;">🔹 Sum Insured:</span> 
    //             <span style="color: #34495e; font-weight: 500;">' . htmlspecialchars($member['si']) . '</span>
    //         </div>
    //         <div style="margin-bottom: 5px;">
    //             <span style="color: #2c3e50;">🔹 Pre-Existing Conditions:</span> 
    //             <span style="color: #34495e; font-weight: 500;">' . htmlspecialchars($member['pre_existing_disease']) . '</span>
    //         </div>
    //     </div>';
    // }
}