<?php

namespace App\Console\Commands;

use Illuminate\Console\Command;
use Modules\Reporting\Services\OutboundCallsService;
use Carbon\Carbon;

class GenerateOutboundCallsReports extends Command
{
    protected $signature = 'reports:outbound:generate
                            {--start-date= : Start date (Y-m-d)}
                            {--end-date=   : End date (Y-m-d)}
                            {--date=       : Single date (Y-m-d)}';

    protected $description = 'Generate outbound calls reports for a date range (day by day)';

    public function handle(OutboundCallsService $service): int
    {
        $this->info('Starting outbound calls reports generation...');

        if ($this->option('date')) {
            $date = Carbon::parse($this->option('date'))->format('Y-m-d');
            $this->newLine();

            $count = $service->generateDailyOutboundCalls(
                $date,
                fn($msg) => $this->line("  [{$date}]  {$msg}")
            );

            $this->newLine();
            $this->info("Generated {$count} outbound calls for {$date}");

            return Command::SUCCESS;
        }

        $startDate = $this->option('start-date')
            ? Carbon::parse($this->option('start-date'))
            : Carbon::today();

        $endDate = $this->option('end-date')
            ? Carbon::parse($this->option('end-date'))
            : Carbon::today();

        if ($startDate->gt($endDate)) {
            $this->error('Start date must be before or equal to end date');
            return Command::FAILURE;
        }

        $totalDays    = $startDate->clone()->diffInDays($endDate) + 1;
        $padLen       = strlen((string) $totalDays);
        $dayIndex     = 0;
        $totalRecords = 0;
        $overallStart = microtime(true);

        $current = $startDate->clone();
        while ($current->lte($endDate)) {
            $date = $current->format('Y-m-d');
            $dayIndex++;
            $prefix = sprintf('[%s/%s] %s ', str_pad($dayIndex, $padLen), $totalDays, $date);

            $count = $service->generateDailyOutboundCalls(
                $date,
                fn($msg) => $this->line("  {$prefix}{$msg}")
            );

            $totalRecords += $count;
            $this->info("  {$prefix}→ {$count} records");
            $current->addDay();
        }

        $elapsed = round(microtime(true) - $overallStart, 1);
        $this->newLine();
        $this->info("Total: {$totalRecords} records across {$totalDays} day(s) ({$elapsed}s)");

        return Command::SUCCESS;
    }
}