<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;

class CallAiAnalysis extends Model
{
    public const STATUS_QUEUED     = 'queued';
    public const STATUS_PROCESSING = 'processing';
    public const STATUS_COMPLETED  = 'completed';
    public const STATUS_FAILED     = 'failed';

    protected $table = 'call_ai_analyses';

    protected $fillable = [
        'linkedid',
        'direction',
        'company_id',
        'user_id',
        'provider_id',
        'provider_driver',
        'status',
        'summary',
        'transcript',
        'language',
        'audio_seconds',
        'audio_bytes',
        'error',
        'meta',
        'started_at',
        'completed_at',
    ];

    protected $casts = [
        'meta'           => 'array',
        'audio_seconds'  => 'integer',
        'audio_bytes'    => 'integer',
        'started_at'     => 'datetime',
        'completed_at'   => 'datetime',
    ];

    public function provider(): BelongsTo
    {
        return $this->belongsTo(AiVoiceProvider::class, 'provider_id');
    }

    public static function latestFor(string $linkedid): ?self
    {
        return static::query()
            ->where('linkedid', $linkedid)
            ->orderByDesc('id')
            ->first();
    }

    /**
     * A run that is still waiting or in flight — used to avoid queueing the
     * same call twice.
     */
    public function scopeInFlight($query)
    {
        return $query->whereIn('status', [self::STATUS_QUEUED, self::STATUS_PROCESSING]);
    }

    public function isInFlight(): bool
    {
        return in_array($this->status, [self::STATUS_QUEUED, self::STATUS_PROCESSING], true);
    }

    public function isCompleted(): bool
    {
        return $this->status === self::STATUS_COMPLETED;
    }

    public function isFailed(): bool
    {
        return $this->status === self::STATUS_FAILED;
    }

    public function statusLabel(): string
    {
        return [
            self::STATUS_QUEUED     => 'Queued',
            self::STATUS_PROCESSING => 'Processing',
            self::STATUS_COMPLETED  => 'Completed',
            self::STATUS_FAILED     => 'Failed',
        ][$this->status] ?? ucfirst((string) $this->status);
    }
}