<?php

namespace App\Models;

use App\Models\Concerns\BelongsToOwner;
use App\Models\Concerns\UsesUuidRouteKey;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;
use Illuminate\Database\Eloquent\Relations\BelongsToMany;
use Illuminate\Database\Eloquent\Relations\HasMany;
use Illuminate\Database\Eloquent\SoftDeletes;
use Illuminate\Support\Str;

class ServiceQueue extends Model
{
    use BelongsToOwner, SoftDeletes, UsesUuidRouteKey;

    protected $table = 'queue_service_queues';

    protected $fillable = [
        'uuid', 'owner_ref', 'organization_id', 'branch_id', 'department_id',
        'name', 'description', 'color', 'prefix', 'strategy',
        'max_capacity', 'avg_service_seconds', 'operating_hours', 'priority_rules',
        'settings', 'is_active', 'is_paused', 'ticket_sequence',
    ];

    protected function casts(): array
    {
        return [
            'operating_hours' => 'array',
            'priority_rules' => 'array',
            'settings' => 'array',
            'is_active' => 'boolean',
            'is_paused' => 'boolean',
        ];
    }

    protected static function booted(): void
    {
        static::creating(function (self $queue) {
            $queue->uuid ??= (string) Str::uuid();
        });
    }

    public function organization(): BelongsTo
    {
        return $this->belongsTo(Organization::class, 'organization_id');
    }

    public function branch(): BelongsTo
    {
        return $this->belongsTo(Branch::class, 'branch_id');
    }

    public function department(): BelongsTo
    {
        return $this->belongsTo(Department::class, 'department_id');
    }

    public function tickets(): HasMany
    {
        return $this->hasMany(Ticket::class, 'service_queue_id');
    }

    public function counters(): BelongsToMany
    {
        return $this->belongsToMany(Counter::class, 'queue_counter_service_queue', 'service_queue_id', 'counter_id')
            ->withPivot('priority');
    }

    /**
     * shared_pool — any linked service point may pull unassigned waiting tickets.
     * assigned_only — call-next only returns tickets pre-assigned to that service point.
     */
    public function routingMode(): string
    {
        $mode = (string) data_get($this->settings, 'routing_mode', 'shared_pool');

        return in_array($mode, ['shared_pool', 'assigned_only'], true) ? $mode : 'shared_pool';
    }

    public function usesAssignedOnlyRouting(): bool
    {
        return $this->routingMode() === 'assigned_only';
    }
}