<?php

namespace App\Models;

// use Illuminate\Contracts\Auth\MustVerifyEmail;
use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Foundation\Auth\User as Authenticatable;
use Illuminate\Notifications\Notifiable;
use Laravel\Sanctum\HasApiTokens;

use App\Models\Trace\Channel as TraceChannel;
use Illuminate\Database\Eloquent\Collection;
use Illuminate\Database\Eloquent\Relations\HasMany;

class User extends Authenticatable
{
    use HasApiTokens, HasFactory, Notifiable;

    /**
     * The attributes that are mass assignable.
     *
     * @var array<int, string>
     */
    protected $fillable = [
        'provider_id',
        'email',
        'username',
        'display_name',
        'avatar',
    ];

    /**
     * The attributes that should be hidden for serialization.
     *
     * @var array<int, string>
     */
    protected $hidden = [
        'email',
        'remember_token',
    ];

    /**
     * The attributes that should be cast.
     *
     * @var array<string, string>
     */
    protected $casts = [
        'is_admin' => 'boolean',
    ];

    /**
     * Get the channel permissions for the user.
     *
     * @return HasMany
     */
    public function channelPermissions() : HasMany
    {
        return $this->hasMany(ChannelPermission::class, 'user_provider_id', 'provider_id');
    }

    /**
     * Determine if the user has a channel permission.
     *
     * @param  TraceChannel  $channel
     * @return bool
     */
    public function hasChannelPermission(TraceChannel $channel): bool
    {
        if ($this->isAdmin()) {
            return true;
        }

        // If the user is the owner of the channel, they have permission.
        if ($channel->channel_id === $this->provider_id) {
            return true;
        }

        return $this->channelPermissions()->where('channel_provider_id', $channel->channel_id)->exists();
    }

    /**
     * Get Trace\Channel models that the user has access to.
     *
     * @return Collection
     */
    public function getTraceChannels() : Collection
    {
        $channels = TraceChannel::all()->sortBy('channel_login');

        if (! $this->isAdmin()) {
            $permissionChannelIds = $this->channelPermissions()->pluck('channel_provider_id')->toArray();
            $permissionChannelIds[] = $this->provider_id;

            $channels = $channels->whereIn('channel_id', $permissionChannelIds);
        }

        return $channels;
    }

    /**
     * Determine if the user is an admin.
     *
     * @return bool
     */
    public function isAdmin() : bool
    {
        return $this->is_admin;
    }
}