dficoins_php/app/Models/UserWallet.php

<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Model;

class UserWallet extends Model
{
    //

    protected $primaryKey = 'wallet_id';
    protected $table = 'user_wallet';
    protected $guarded = [];

    protected $casts = [
        'usable_balance' => 'real',
        'freeze_balance' => 'real',
    ];

    protected $attributes = [
        'usable_balance' => 0,
        'freeze_balance' => 0,
    ];

    public static $richMap = [
        'usable_balance' => '可用余额',
        'freeze_balance' => '冻结余额',
    ];

    const asset_account = 1;
    const sustainable_account = 2;
    const otc_account = 3;
    public static $accountMap = [
        ['id' => self::asset_account, 'name' => '账户资产', 'account' => 'UserWallet', 'is_need_pair' => 0, 'pair_key' => '', 'model' => UserWallet::class],
        ['id' => self::sustainable_account, 'name' => '合约账户', 'account' => 'ContractAccount', 'is_need_pair' => 0, 'pair_key' => 'contract_id', 'model' => SustainableAccount::class],
        // ['id' => self::otc_account, 'name'=>'法币账户', 'account'=>'OtcAccount', 'is_need_pair'=> 0 , 'pair_key' => '' ,'model'=> OtcAccount::class],
    ];
    public static $accountOptions = [
        UserWallet::asset_account => '账户资产',
        UserWallet::sustainable_account => '合约账户',
        // UserWallet::otc_account => '法币账户',
    ];

    public function getRichMap()
    {
        return self::$richMap;
    }

    public function coin()
    {
        return $this->belongsTo(Coins::class, 'coin_id', 'coin_id');
    }

    public function user()
    {
        return $this->belongsTo(User::class, 'user_id', 'user_id');
    }
}