<?php
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Log;

$id = $request['key'];

// Get paint system data for the current ID
$paintSystem = DB::table('paint_systems')->where(is_array($id) ? $id : ['id' => $id])->first();

if (!$paintSystem) {
    Log::debug("Paint system record not found", ['id' => $id]);
    return;
}

Log::debug("Starting synchronization from Paint Systems", [
    'paint_cycle' => $paintSystem->paint_cycle
]);

DB::beginTransaction();
try {
    // Skip processing if essential fields are missing
    if (empty($paintSystem->paint_cycle)) {
        Log::debug("Skipping synchronization - missing paint_cycle");
        DB::commit();
        return;
    }
    
    // ===== SYNC TO CONSTRUCTION_PAINT_LOGS =====
    Log::debug("Syncing to Construction Paint Logs");
    
    // Field mappings from paint_systems to construction_paint_logs
    // Only including relevant fields based on construction_paint_logs table structure
    $cpUpdateData = [
        // Essential paint system fields
        'rev' => $paintSystem->revision ?? '',
        
        // First layer
        'brend_name_1' => $paintSystem->brand_name_1 ?? $paintSystem->brend_name_1 ?? '',
        'thickness_1' => $paintSystem->thickness_1 ?? '',
        
        // Second layer
        'brend_name_2' => $paintSystem->brand_name_2 ?? $paintSystem->brend_name_2 ?? '',
        'thickness_2' => $paintSystem->thickness_2 ?? '',
        
        // Third layer
        'brend_name_3' => $paintSystem->brand_name_3 ?? $paintSystem->brend_name_3 ?? '',
        'thickness_3' => $paintSystem->thickness_3 ?? '',
        
        // Totals
        'total_layer' => $paintSystem->total_kg ?? '',
        
        // Timestamps
        'updated_at' => now(),
        'created_at' => DB::raw('CASE WHEN created_at IS NULL THEN NOW() ELSE created_at END')
    ];
    
    // Remove empty fields to avoid overwriting existing data with empty values
    foreach ($cpUpdateData as $key => $value) {
        if ($value === '' && $key !== 'painting_system_type_1') { // Keep the key field
            unset($cpUpdateData[$key]);
        }
    }
    
    // Log the fields being synced
    if (count($cpUpdateData) > 2) { // >2 because 'updated_at' and 'created_at' are always included
        Log::debug("Syncing fields to Construction Paint Logs", ['fields' => array_diff_key($cpUpdateData, array_flip(['updated_at', 'created_at']))]);
    } else {
        Log::debug("No relevant data found to sync to Construction Paint Logs. Only updating timestamp.");
    }
    
    // Count existing records for logging purposes
    $existingCount1 = DB::table('construction_paint_logs')
        ->where('painting_system_type_1', $paintSystem->paint_cycle)
        ->count();
        
    $existingCount2 = DB::table('construction_paint_logs')
        ->where('painting_system_type_2', $paintSystem->paint_cycle)
        ->count();
    
    // Get all existing records to check which ones to update vs create
    $existingRecords = DB::table('construction_paint_logs')
        ->where('painting_system_type_1', $paintSystem->paint_cycle)
        ->orWhere('painting_system_type_2', $paintSystem->paint_cycle)
        ->get();
    
    $cpUpdatedCount = 0;
    $cpCreatedCount = 0;
    
    // Construction Paint Logs işlemlerini chunk'lara böl
    $existingRecordsChunked = $existingRecords->chunk(10); // 10'lu gruplar
    
    foreach($existingRecordsChunked as $recordsChunk) {
        // Her chunk için ayrı transaction
        DB::transaction(function () use ($recordsChunk, $paintSystem, $cpUpdateData, &$cpUpdatedCount, &$cpCreatedCount) {
            if ($recordsChunk->isNotEmpty()) {
                // Update existing records
                foreach ($recordsChunk as $record) {
                    // Create a copy of updateData to avoid modifying the original
                    $recordUpdateData = $cpUpdateData;
                    
                    // For existing records, don't modify painting_system_type fields to avoid breaking relations
                    if ($record->painting_system_type_1 === $paintSystem->paint_cycle) {
                        unset($recordUpdateData['painting_system_type_2']); // Don't change type_2 if type_1 matches
                    } else {
                        unset($recordUpdateData['painting_system_type_1']); // Don't change type_1 if type_2 matches
                    }
                    
                    DB::table('construction_paint_logs')
                        ->where('id', $record->id)
                        ->whereNull('painting_date_1')
                        ->update($recordUpdateData);
                        
                    $cpUpdatedCount++;
                }
                
                Log::debug("Updated existing Construction Paint Logs records", ['count' => $cpUpdatedCount]);
            } else {
                Log::debug("No existing Construction Paint Logs records found", ['paint_cycle' => $paintSystem->paint_cycle]);
            }
        }, 3); // 3 deneme ile retry
        
        // Her chunk arasında kısa bekleme
        usleep(100000); // 0.1 saniye
    }
    
    // ===== SYNC TO PAINT_MATRICES =====
    Log::debug("Syncing to Paint Matrices");
    
    // Get RAL codes JSON for Russian color mapping
    $ralCodes = j(setting("ral-codes"));
    
    // Helper function to find Russian color description from RAL code
    $findRussianColorDescription = function($ralCodes, $ralCode) {
        if (empty($ralCode)) {
            return '';
        }
        
        foreach ($ralCodes as $entry) {
            if (isset($entry['ral_code']) && $entry['ral_code'] == $ralCode && isset($entry['ru'])) {
                return $entry['ru'];
            }
        }
        
        return '';
    };
    
    // Field mappings from paint_systems to paint_matrices
    $pmUpdateData = [
        // Main identifiers
        'paint_cycle' => $paintSystem->paint_cycle ?? '',
        
        // Preparation fields
        'surface_preparation' => $paintSystem->surface_preparation ?? '',
        'touch_up_of_damaged_parts' => $paintSystem->surface_roughness ?? '',
        
        // First layer (Primer coat)
        'primer_coat' => $paintSystem->primer_coat_name_1 ?? '',
        'brend_name_1' => $paintSystem->brand_name_1 ?? '',
        'thickness_1' => $paintSystem->thickness_1 ?? '',
        
        // Second layer (Intermediate coat)
        'intermediate_coat' => $paintSystem->primer_coat_name_2 ?? '',
        'brend_name_2' => $paintSystem->brand_name_2 ?? '',
        'thickness_2' => $paintSystem->thickness_2 ?? '',
        
        // Third layer (Final coat)
        'final_coat' => $paintSystem->primer_coat_name_3 ?? '',
        'brend_name_3' => $paintSystem->brand_name_3 ?? '',
        'thickness_3' => $paintSystem->thickness_3 ?? '',
        
        // Totals
        'total_thickness' => ($paintSystem->thickness_1 ?? 0) + ($paintSystem->thickness_2 ?? 0) + ($paintSystem->thickness_3 ?? 0) ?? '',
        
        // Timestamps
        'updated_at' => now()
    ];
    
    // Remove empty fields to avoid overwriting existing data with empty values
    foreach ($pmUpdateData as $key => $value) {
        if ($value === '' && $key !== 'paint_cycle') { // Keep the key field
            unset($pmUpdateData[$key]);
        }
    }
    
    // Log the fields being synced (base fields, color data will be added per matrix)
    if (count($pmUpdateData) > 2) { // >2 because 'updated_at' is always included
        Log::debug("Syncing fields to Paint Matrices (base data from paint_systems)", ['fields' => array_diff_key($pmUpdateData, array_flip(['updated_at']))]);
        Log::debug("Color data (RAL codes and Russian descriptions) will be fetched from color_systems for each matrix based on fluid_code");
    } else {
        Log::debug("No relevant data found to sync to Paint Matrices. Only updating timestamp.");
    }
    
    // Paint Matrices işlemlerini chunk'lara böl
    $paintMatrices = DB::table('paint_matrices')
        ->where('paint_cycle', $paintSystem->paint_cycle)
        ->get();
    
    $paintMatricesChunked = $paintMatrices->chunk(8); // 8'li gruplar
    
    $pmUpdatedCount = 0;
    
    foreach($paintMatricesChunked as $matricesChunk) {
        // Her chunk için ayrı transaction
        DB::transaction(function () use ($matricesChunk, $pmUpdateData, $findRussianColorDescription, $ralCodes, &$pmUpdatedCount) {
            foreach($matricesChunk as $matrix) {
                // Create a copy of update data for each matrix
                $matrixUpdateData = $pmUpdateData;
                
                // Get color system data for this matrix's fluid_code
                if (!empty($matrix->fluid_code)) {
                    $colorSystem = DB::table('color_systems')
                        ->where('fluid_code', $matrix->fluid_code)
                        ->first();
                    
                    if ($colorSystem) {
                        // Get RAL values from color_systems
                        $ral1 = $colorSystem->ral_1 ?? $colorSystem->ral_code_1 ?? '';
                        $ral2 = $colorSystem->ral_2 ?? $colorSystem->ral_code_2 ?? '';
                        $ral3 = $colorSystem->ral_3 ?? $colorSystem->ral_code_3 ?? '';
                        
                        // Get Russian color descriptions
                        $colorRu1 = $findRussianColorDescription($ralCodes, $ral1);
                        $colorRu2 = $findRussianColorDescription($ralCodes, $ral2);
                        $colorRu3 = $findRussianColorDescription($ralCodes, $ral3);
                        
                        // Add RAL codes and Russian colors to update data
                        $matrixUpdateData['ral_code_1'] = $ral1;
                        $matrixUpdateData['ral_code_2'] = $ral2;
                        $matrixUpdateData['ral_code_3'] = $ral3;
                        $matrixUpdateData['colour_1'] = $colorRu1;
                        $matrixUpdateData['colour_2'] = $colorRu2;
                        $matrixUpdateData['colour_3'] = $colorRu3;
                        
                        // Add fluid code description and temperature data
                        $matrixUpdateData['fluid_code_description'] = $colorSystem->fluid_code_description ?? '';
                        $matrixUpdateData['design_temperature'] = $colorSystem->design_temperature ?? '';
                        $matrixUpdateData['operation_temperature'] = $colorSystem->working_temperature ?? '';
                        
                        Log::debug("Added color data for matrix {$matrix->id} - fluid_code: {$matrix->fluid_code}, RAL1: {$ral1}, Color1: {$colorRu1}");
                    } else {
                        Log::debug("No color system found for fluid_code: {$matrix->fluid_code} in matrix {$matrix->id}");
                    }
                }
                
                DB::table('paint_matrices')
                    ->where('id', $matrix->id)
                    ->update($matrixUpdateData);
                $pmUpdatedCount++;
            }
        }, 3); // 3 deneme ile retry
        
        // Her chunk arasında kısa bekleme
        usleep(100000); // 0.1 saniye
    }
    
    if ($pmUpdatedCount > 0) {
        Log::debug("Updated Paint Matrices records with paint system and color system data", ['count' => $pmUpdatedCount]);
    } else {
        Log::debug("No Paint Matrices records found", ['paint_cycle' => $paintSystem->paint_cycle]);
    }

    // ===== SYNC TO PAINT_FOLLOW_UPS =====
    Log::debug("Syncing to Paint Follow Ups");
    
    // Field mappings from paint_systems to paint_follow_ups
    $pfUpdateData = [
        // Main identifiers
        'cycle' => $paintSystem->paint_cycle ?? '',
        
        // Preparation fields
        'surface_preparation_equipment' => $paintSystem->surface_preparation ?? '',
        'surface_roughness' => $paintSystem->surface_roughness ?? '',
        
        // First layer
        'primer_coat_name_1' => $paintSystem->primer_coat_name_1 ?? '',
        'brend_name_1' => $paintSystem->brand_name_1 ?? '',
        'thickness_1' => $paintSystem->thickness_1 ?? '',
        
        // Second layer
        'intermediate_coat_name_2' => $paintSystem->primer_coat_name_2 ?? '',
        'brend_name_2' => $paintSystem->brand_name_2 ?? '',
        'thickness_2' => $paintSystem->thickness_2 ?? '',
        
        // Third layer
        'final_coat_name_3' => $paintSystem->primer_coat_name_3 ?? '',
        'brend_name_3' => $paintSystem->brand_name_3 ?? '',
        'thickness_3' => $paintSystem->thickness_3 ?? '',
        
        // Totals
        'total_thickness' => ($paintSystem->thickness_1 ?? 0) + ($paintSystem->thickness_2 ?? 0) + ($paintSystem->thickness_3 ?? 0),
        
        // Timestamps
        'updated_at' => now(),
        'created_at' => DB::raw('CASE WHEN created_at IS NULL THEN NOW() ELSE created_at END')
    ];
    
    // Remove empty fields to avoid overwriting existing data with empty values
    foreach ($pfUpdateData as $key => $value) {
        if ($value === '' && $key !== 'cycle') { // Keep the key field
            unset($pfUpdateData[$key]);
        }
    }
    
    // Log the fields being synced
    if (count($pfUpdateData) > 2) { // >2 because timestamps are always included
        Log::debug("Syncing fields to Paint Follow Ups", ['fields' => array_diff_key($pfUpdateData, array_flip(['updated_at', 'created_at']))]);
    } else {
        Log::debug("No relevant data found to sync to Paint Follow Ups. Only updating timestamp.");
    }
    
    // Paint Follow Ups işlemlerini chunk'lara böl
    $paintFollowUps = DB::table('paint_follow_ups')
        ->where('cycle', $paintSystem->paint_cycle)
        ->whereNull('primer_coating_start_date')
        ->get();
    
    $paintFollowUpsChunked = $paintFollowUps->chunk(8); // 8'li gruplar
    
    $pfUpdatedCount = 0;
    
    foreach($paintFollowUpsChunked as $followUpsChunk) {
        // Her chunk için ayrı transaction
        DB::transaction(function () use ($followUpsChunk, $pfUpdateData, &$pfUpdatedCount) {
            foreach($followUpsChunk as $followUp) {
                DB::table('paint_follow_ups')
                    ->where('id', $followUp->id)
                    ->update($pfUpdateData);
                $pfUpdatedCount++;
            }
        }, 3); // 3 deneme ile retry
        
        // Her chunk arasında kısa bekleme
        usleep(100000); // 0.1 saniye
    }
    
    if ($pfUpdatedCount > 0) {
        Log::debug("Updated Paint Follow Ups records", ['count' => $pfUpdatedCount]);
    } else {
        // Check if this paint_cycle exists in weld_logs before creating new record
        $weldLogExists = DB::table('weld_logs')
            ->where('painting_cycle', $paintSystem->paint_cycle)
            ->exists();
        
        if ($weldLogExists) {
            // If no records with this cycle exist but weld_log exists, create a new one
            $newRecordData = array_merge($pfUpdateData, [
                'cycle' => $paintSystem->paint_cycle ?? '',
                'status' => 'Not Started',
                'created_at' => now()
            ]);
            
          //  DB::table('paint_follow_ups')->insert($newRecordData);
            Log::debug("Created new Paint Follow Ups record", ['cycle' => $paintSystem->paint_cycle]);
        } else {
            Log::debug("Skipped creating Paint Follow Ups record - no related weld_log found", ['cycle' => $paintSystem->paint_cycle]);
        }
    }
    
    DB::commit();
    Log::debug("Synchronization completed", [
        'construction_paint_logs' => ['updated' => $cpUpdatedCount, 'created' => $cpCreatedCount],
        'paint_matrices' => ['updated' => $pmUpdatedCount],
        'paint_follow_ups' => ['updated' => $pfUpdatedCount]
    ]);
} catch (\Throwable $th) {
    DB::rollback();
    Log::error("Error synchronizing from Paint Systems: " . $th->getMessage());
    
    // Log detailed error information for debugging
    Log::error("Error details: ", [
        'paintSystemId' => $id,
        'paint_cycle' => $paintSystem->paint_cycle ?? 'unknown',
        'exception' => get_class($th),
        'file' => $th->getFile(),
        'line' => $th->getLine(),
        'trace' => $th->getTraceAsString()
    ]);
}
?>