<?php
$id = $request['key'];
// Get the line list record before deletion
$lineList = $oldData;

$lineNumber = $lineList->line_no ?? null;
$area = $lineList->unit ?? null;

if ($lineNumber) {
    // Delete from paint_follow_ups where primer coating has not started
    $deletedFollowUps = db('paint_follow_ups')
        ->where(
            [
                'line' => $lineNumber,
                'area' => $area,
            ]
        )
        ->whereNull('primer_coating_start_date')
        ->whereNull('primer_coating_finish_date')
        ->whereNull('start_intermediate_date2')
        ->whereNull('finish_intermediate_date2')
        ->whereNull('final_coat_start_date3')
        ->whereNull('final_coat_finish_date3')
        ->delete();

    // Delete from construction_paint_logs (spool-based, where painting has not started)
    // Get all spools for this line from weld_logs
    $spools = db("weld_logs")
        ->where("line_number", $lineNumber)
        ->whereNotNull('spool_number')
        ->where('spool_number', '!=', '')
        ->distinct()
        ->pluck('spool_number');

    $deletedConstructionLogs = 0;
    
    if ($spools->isNotEmpty()) {
        // Spool-based deletion
        $deletedConstructionLogs = db('construction_paint_logs')
            ->where('line', $lineNumber)
            ->whereIn('spool', $spools)
            ->whereNull('blasting_date')
            ->whereNull('blasting_finish_date')
            ->whereNull('painting_date_1')
            ->whereNull('painting_finish_date_1')
            ->whereNull('painting_date_2')
            ->whereNull('painting_finish_date_2')
            ->whereNull('painting_date_3')
            ->whereNull('painting_finish_date_3')
            ->delete();
            
        Log::debug("Construction Paint Logs deleted (spool-based)", [
            'line' => $lineNumber,
            'spool_count' => $spools->count(),
            'deleted_count' => $deletedConstructionLogs
        ]);
    } else {
        // Fallback to unit-based deletion if no spools found
        $deletedConstructionLogs = db('construction_paint_logs')
            ->where([
                'line' => $lineNumber,
                'unit' => $area,
            ])
            ->whereNull('blasting_date')
            ->whereNull('blasting_finish_date')
            ->whereNull('painting_date_1')
            ->whereNull('painting_finish_date_1')
            ->whereNull('painting_date_2')
            ->whereNull('painting_finish_date_2')
            ->whereNull('painting_date_3')
            ->whereNull('painting_finish_date_3')
            ->delete();
            
        Log::debug("Construction Paint Logs deleted (unit-based fallback)", [
            'line' => $lineNumber,
            'unit' => $area,
            'deleted_count' => $deletedConstructionLogs
        ]);
    }

    spoolStatusChanger($lineNumber);

    Log::info("Deleted related paint records for line: $lineNumber (Line List ID: $id)", [
        'deleted_follow_ups' => $deletedFollowUps,
        'deleted_construction_logs' => $deletedConstructionLogs,
        'spool_based' => $spools->isNotEmpty()
    ]);
} else {
    Log::error("Line number not found for line list ID: $id");
}


?>