<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Model;

class GatewayUser extends Model
{
    /**
     * The table associated with the model.
     *
     * @var string
     */
    protected $table = 'users';

    /**
     * The primary key for the model.
     *
     * @var string
     */
    protected $primaryKey = 'user_id';

    /**
     * Indicates if the IDs are auto-incrementing.
     *
     * @var bool
     */
    public $incrementing = false;

    /**
     * The data type of the primary key ID.
     *
     * @var string
     */
    protected $keyType = 'string';

    /**
     * The attributes that are mass assignable.
     *
     * @var array<int, string>
     */
    protected $fillable = [
        'user_id',
        'alias',
        'spend',
        'budget_id',
        'blocked',
        'metadata',
        'budget_started_at',
        'next_budget_reset_at',
    ];

    /**
     * Get the attributes that should be cast.
     *
     * @return array<string, string>
     */
    protected function casts(): array
    {
        return [
            'spend' => 'double',
            'blocked' => 'boolean',
            'metadata' => 'array',
            'created_at' => 'datetime',
            'updated_at' => 'datetime',
            'budget_started_at' => 'datetime',
            'next_budget_reset_at' => 'datetime',
        ];
    }

    /**
     * Get the API keys for this user.
     */
    public function apiKeys()
    {
        return $this->hasMany(ApiKey::class, 'user_id', 'user_id');
    }

    /**
     * Get the usage logs for this user.
     */
    public function usageLogs()
    {
        return $this->hasMany(UsageLog::class, 'user_id', 'user_id');
    }

    /**
     * Get the budget for this user.
     */
    public function budget()
    {
        return $this->belongsTo(Budget::class, 'budget_id', 'budget_id');
    }

    /**
     * Scope a query to only include active users.
     */
    public function scopeActive($query)
    {
        return $query->where('blocked', false);
    }

    /**
     * Scope a query to only include blocked users.
     */
    public function scopeBlocked($query)
    {
        return $query->where('blocked', true);
    }

    /**
     * Get the formatted spend amount.
     */
    public function getSpendFormattedAttribute()
    {
        return '$' . number_format($this->spend, 2);
    }

    /**
     * Get the total number of requests.
     */
    public function getTotalRequestsAttribute()
    {
        return $this->usageLogs()->count();
    }

    /**
     * Get the total number of tokens used.
     */
    public function getTotalTokensAttribute()
    {
        return $this->usageLogs()->sum('total_tokens');
    }
}