<?php

namespace App\Console\Commands;

use App\Mail\ProcessOrderMail;
use App\Models\AlertMailRule;
use App\Models\CharacteristicValue;
use App\Models\Plant;
use App\Models\ProcessOrder;
use DB;
use Illuminate\Console\Command;

class SendProcessOrderReport extends Command
{
    /**
     * The name and signature of the console command.
     *
     * @var string
     */
    protected $signature = 'send:process-order-report {schedule_type} {plant}';

    /**
     * The console command description.
     *
     * @var string
     */
    protected $description = 'Command description';

    /**
     * Execute the console command.
     */

    public function handle()
    {
        $scheduleType = $this->argument('schedule_type');
        $plantId = (int) $this->argument('plant');

        $mailRules = AlertMailRule::where('module', 'ProcessOrder')
            ->where('rule_name', 'ProcessOrderMail')
            ->where('schedule_type', $scheduleType)
            ->where('plant', $plantId)
            ->get();

        $plants = ($plantId == 0)
            ? Plant::all()
            : Plant::where('id', $plantId)->get();

        $plantCodes = $plants->pluck('name', 'id');

        if ($plants->isEmpty()) {
            $this->error('No valid plant(s) found.');
            return;
        }

        if (strtolower($scheduleType) == 'daily') {
            $startDate = now()->subDay()->setTime(8, 0, 0);
            $endDate = now()->setTime(8, 0, 0);
        }

        $query = ProcessOrder::whereBetween('created_at', [$startDate, $endDate]);

        if ($plantId != 0) {
            $query->where('plant_id', $plantId);
        }

        $tableData = [];

        $no = 1;

        foreach ($plants as $plant) {

            $receivedSummary = ProcessOrder::query()
                ->where('plant_id', $plant->id)
                ->whereBetween('created_at', [$startDate, $endDate])
                ->groupBy('process_order')
                ->select('process_order', DB::raw('SUM(received_quantity) as total_received'))
                ->pluck('total_received', 'process_order');

            // $latestRecords = ProcessOrder::query()
            //     ->where('plant_id', $plant->id)
            //     ->whereBetween('created_at', [$startDate, $endDate])
            //     ->orderBy('process_order')
            //     ->orderByDesc('created_at')
            //     ->distinct('process_order')
            //     ->selectRaw('MAX(coil_number) as max_coil_number')
            //     ->with(['line', 'item'])
            //     ->get();

            $latestRecords = ProcessOrder::query()
                ->where('plant_id', $plant->id)
                ->whereBetween('created_at', [$startDate, $endDate])
                ->whereIn('id', function ($query) use ($plant, $startDate, $endDate) {
                    $query->selectRaw('MAX(id)')
                        ->from('process_orders')
                        ->where('plant_id', $plant->id)
                        ->whereBetween('created_at', [$startDate, $endDate])
                        ->groupBy('process_order');
                })
                ->with(['line', 'item'])
                ->orderBy('process_order')
                ->get();

            foreach ($latestRecords as $order) {

                $tableData[] = [
                    'no'           => $no++,
                    'plant'        => $plant->name,
                    'line'         => $order->line?->name ?? '-',
                    'machineName'  => $order->machine_name,
                    'item'         => $order->item?->code ?? '-',
                    'processOrder' => $order->process_order,
                    'coilNo'       => $order->coil_number,
                    'orderQuan'    => $order->order_quantity,
                    'recQuan'      => $receivedSummary[$order->process_order] ?? 0,
                    'scrapQuan'    => $order->scrap_quantity,
                    'sfgNo'        => $order->sfg_number,
                ];
            }
        }

        $noNotOk = 1;

        $NotOkData = [];

        foreach ($plants as $plant) {

        $processOrderTotals = DB::table('process_orders')
            ->where('plant_id', $plant->id)
            ->where('coil_number', '!=', 0)
            ->selectRaw('
                process_order,
                COUNT(*) AS total_count
            ')
            ->groupBy('process_order')
            ->get()
            ->keyBy('process_order');

            $statusCounts = DB::table('characteristic_values')
            ->where('plant_id', $plant->id)
            ->whereBetween('created_at', [$startDate, $endDate])
            ->selectRaw("
                process_order,
                SUM(CASE WHEN status = 'NotOk' THEN 1 ELSE 0 END) AS notok_count,
                SUM(CASE WHEN status = 'Ok' THEN 1 ELSE 0 END) AS ok_count
            ")
            ->groupBy('process_order')
            ->get()
            ->keyBy('process_order');

            $latestRecords = CharacteristicValue::query()
            ->where('plant_id', $plant->id)
            ->whereBetween('created_at', [$startDate, $endDate])
            ->orderBy('process_order')
            ->orderByDesc('created_at')
            ->distinct('process_order')
            ->with(['line', 'item'])
            ->get();

            foreach ($latestRecords as $order) {

            $processOrder = $order->process_order;

            $total = $processOrderTotals[$processOrder]->total_count ?? 0;
            $notOk = $statusCounts[$processOrder]->notok_count ?? 0;
            $ok    = $statusCounts[$processOrder]->ok_count ?? 0;

            $notOkPerc = $total > 0
                ? round(($notOk / $total) * 100, 2)
                : 0;

            $okPerc = $total > 0
                ? round(($ok / $total) * 100, 2)
                : 0;


                $NotOkData[] = [
                    'no'           => $noNotOk++,
                    'plant'        => $plant->name,
                    'line'         => $order->line?->name ?? '-',
                    'machineName'  => $order->machine_name,
                    'item'         => $order->item?->code ?? '-',
                    'processOrder'       => $order->process_order,
                    'NotOkPerc'    => $notOkPerc . '%',
                    'OkPerc'       => $okPerc . '%',
                ];
            }
        }

        $mail = new ProcessOrderMail($scheduleType, $tableData, $NotOkData);
        $contentVars = $mail->content()->with;

        foreach ($mailRules as $rule)
        {
            $toEmails = collect(explode(',', $rule->email))
                ->map(fn ($e) => trim($e))
                ->filter()
                ->unique()
                ->values()
                ->toArray();

            $ccEmails = collect(explode(',', $rule->cc_emails))
                ->map(fn ($e) => trim($e))
                ->filter()
                ->unique()
                ->values()
                ->toArray();

            if (empty($toEmails)) {
                $this->warn("Skipping rule ID {$rule->id} — no valid To emails found.");

                continue;
            }

            \Mail::to($toEmails)->cc($ccEmails)->send($mail);

            $this->info("Mail sent for rule ID {$rule->id} → To: ".implode(', ', $toEmails).($ccEmails ? ' | CC: '.implode(', ', $ccEmails) : ''));
        }
    }
}