1
|
|
|
<?php |
2
|
|
|
|
3
|
|
|
namespace Bavix\Wallet\Traits; |
4
|
|
|
|
5
|
|
|
use Bavix\Wallet\Exceptions\AmountInvalid; |
6
|
|
|
use Bavix\Wallet\Exceptions\BalanceIsEmpty; |
7
|
|
|
use Bavix\Wallet\Interfaces\Wallet; |
8
|
|
|
use Bavix\Wallet\Models\Wallet as WalletModel; |
9
|
|
|
use Bavix\Wallet\Models\Transaction; |
10
|
|
|
use Bavix\Wallet\Models\Transfer; |
11
|
|
|
use Bavix\Wallet\WalletProxy; |
12
|
|
|
use Illuminate\Database\Eloquent\Model; |
13
|
|
|
use Illuminate\Database\Eloquent\Relations\MorphMany; |
14
|
|
|
use Illuminate\Database\Eloquent\Relations\MorphOne; |
15
|
|
|
use Illuminate\Support\Collection; |
16
|
|
|
use Illuminate\Support\Facades\DB; |
17
|
|
|
use Ramsey\Uuid\Uuid; |
18
|
|
|
|
19
|
|
|
/** |
20
|
|
|
* Trait HasWallet |
21
|
|
|
* |
22
|
|
|
* @package Bavix\Wallet\Traits |
23
|
|
|
* |
24
|
|
|
* @property-read WalletModel $wallet |
25
|
|
|
* @property-read Collection|WalletModel[] $wallets |
26
|
|
|
* @property-read int $balance |
27
|
|
|
*/ |
28
|
|
|
trait HasWallet |
29
|
|
|
{ |
30
|
|
|
|
31
|
|
|
/** |
32
|
|
|
* @param int $amount |
33
|
|
|
* @throws |
34
|
|
|
*/ |
35
|
19 |
|
private function checkAmount(int $amount): void |
36
|
|
|
{ |
37
|
19 |
|
if ($amount <= 0) { |
38
|
4 |
|
throw new AmountInvalid('The amount must be greater than zero'); |
39
|
|
|
} |
40
|
15 |
|
} |
41
|
|
|
|
42
|
|
|
/** |
43
|
|
|
* @param int $amount |
44
|
|
|
* @param array|null $meta |
45
|
|
|
* @param bool $confirmed |
46
|
|
|
* |
47
|
|
|
* @return Transaction |
48
|
|
|
*/ |
49
|
17 |
|
public function forceWithdraw(int $amount, ?array $meta = null, bool $confirmed = true): Transaction |
50
|
|
|
{ |
51
|
17 |
|
$this->checkAmount($amount); |
52
|
15 |
|
return $this->change(-$amount, $meta, $confirmed); |
53
|
|
|
} |
54
|
|
|
|
55
|
|
|
/** |
56
|
|
|
* @param int $amount |
57
|
|
|
* @param array|null $meta |
58
|
|
|
* @param bool $confirmed |
59
|
|
|
* |
60
|
|
|
* @return Transaction |
61
|
|
|
*/ |
62
|
17 |
|
public function deposit(int $amount, ?array $meta = null, bool $confirmed = true): Transaction |
63
|
|
|
{ |
64
|
17 |
|
$this->checkAmount($amount); |
65
|
15 |
|
return $this->change($amount, $meta, $confirmed); |
66
|
|
|
} |
67
|
|
|
|
68
|
|
|
/** |
69
|
|
|
* @param int $amount |
70
|
|
|
* @param array|null $meta |
71
|
|
|
* @param bool $confirmed |
72
|
|
|
* |
73
|
|
|
* @return Transaction |
74
|
|
|
*/ |
75
|
18 |
|
public function withdraw(int $amount, ?array $meta = null, bool $confirmed = true): Transaction |
76
|
|
|
{ |
77
|
18 |
|
if (!$this->canWithdraw($amount)) { |
78
|
7 |
|
throw new BalanceIsEmpty('Balance insufficient for write-off'); |
79
|
|
|
} |
80
|
|
|
|
81
|
16 |
|
return $this->forceWithdraw($amount, $meta, $confirmed); |
82
|
|
|
} |
83
|
|
|
|
84
|
|
|
/** |
85
|
|
|
* @param int $amount |
86
|
|
|
* @return bool |
87
|
|
|
*/ |
88
|
18 |
|
public function canWithdraw(int $amount): bool |
89
|
|
|
{ |
90
|
18 |
|
return $this->balance >= $amount; |
91
|
|
|
} |
92
|
|
|
|
93
|
|
|
/** |
94
|
|
|
* @param Wallet $wallet |
95
|
|
|
* @param int $amount |
96
|
|
|
* @param array|null $meta |
97
|
|
|
* @return Transfer |
98
|
|
|
* @throws |
99
|
|
|
*/ |
100
|
8 |
|
public function transfer(Wallet $wallet, int $amount, ?array $meta = null): Transfer |
101
|
|
|
{ |
102
|
|
|
return DB::transaction(function() use ($amount, $wallet, $meta) { |
103
|
8 |
|
$withdraw = $this->withdraw($amount, $meta); |
104
|
8 |
|
$deposit = $wallet->deposit($amount, $meta); |
105
|
8 |
|
return $this->assemble($wallet, $withdraw, $deposit); |
106
|
8 |
|
}); |
107
|
|
|
} |
108
|
|
|
|
109
|
|
|
/** |
110
|
|
|
* @param Wallet $wallet |
111
|
|
|
* @param int $amount |
112
|
|
|
* @param array|null $meta |
113
|
|
|
* @return null|Transfer |
114
|
|
|
*/ |
115
|
2 |
|
public function safeTransfer(Wallet $wallet, int $amount, ?array $meta = null): ?Transfer |
116
|
|
|
{ |
117
|
|
|
try { |
118
|
2 |
|
return $this->transfer($wallet, $amount, $meta); |
119
|
2 |
|
} catch (\Throwable $throwable) { |
120
|
2 |
|
return null; |
121
|
|
|
} |
122
|
|
|
} |
123
|
|
|
|
124
|
|
|
/** |
125
|
|
|
* @param Wallet $wallet |
126
|
|
|
* @param int $amount |
127
|
|
|
* @param array|null $meta |
128
|
|
|
* @return Transfer |
129
|
|
|
*/ |
130
|
4 |
|
public function forceTransfer(Wallet $wallet, int $amount, ?array $meta = null): Transfer |
131
|
|
|
{ |
132
|
|
|
return DB::transaction(function() use ($amount, $wallet, $meta) { |
133
|
4 |
|
$withdraw = $this->forceWithdraw($amount, $meta); |
134
|
4 |
|
$deposit = $wallet->deposit($amount, $meta); |
135
|
4 |
|
return $this->assemble($wallet, $withdraw, $deposit); |
136
|
4 |
|
}); |
137
|
|
|
} |
138
|
|
|
|
139
|
|
|
/** |
140
|
|
|
* @param Wallet $wallet |
141
|
|
|
* @param Transaction $withdraw |
142
|
|
|
* @param Transaction $deposit |
143
|
|
|
* @return Transfer |
144
|
|
|
* @throws |
145
|
|
|
*/ |
146
|
9 |
|
protected function assemble(Wallet $wallet, Transaction $withdraw, Transaction $deposit): Transfer |
147
|
|
|
{ |
148
|
|
|
/** |
149
|
|
|
* @var Model $wallet |
150
|
|
|
*/ |
151
|
9 |
|
return \app(config('wallet.transfer.model'))->create([ |
|
|
|
|
152
|
9 |
|
'deposit_id' => $deposit->getKey(), |
153
|
9 |
|
'withdraw_id' => $withdraw->getKey(), |
154
|
9 |
|
'from_type' => $this->getMorphClass(), |
|
|
|
|
155
|
9 |
|
'from_id' => $this->getKey(), |
|
|
|
|
156
|
9 |
|
'to_type' => $wallet->getMorphClass(), |
157
|
9 |
|
'to_id' => $wallet->getKey(), |
158
|
9 |
|
'uuid' => Uuid::uuid4()->toString(), |
159
|
|
|
]); |
160
|
|
|
} |
161
|
|
|
|
162
|
|
|
/** |
163
|
|
|
* @param int $amount |
164
|
|
|
* @param array|null $meta |
165
|
|
|
* @param bool $confirmed |
166
|
|
|
* @return Transaction |
167
|
|
|
* @throws |
168
|
|
|
*/ |
169
|
15 |
|
protected function change(int $amount, ?array $meta, bool $confirmed): Transaction |
170
|
|
|
{ |
171
|
|
|
return DB::transaction(function () use ($amount, $meta, $confirmed) { |
172
|
|
|
|
173
|
15 |
|
if ($this instanceof WalletModel) { |
174
|
|
|
$payable = $this->holder; |
175
|
|
|
$wallet = $this; |
176
|
|
|
} else { |
177
|
15 |
|
$payable = $this; |
178
|
15 |
|
$wallet = $this->wallet; |
179
|
|
|
} |
180
|
|
|
|
181
|
15 |
|
if ($confirmed) { |
182
|
15 |
|
$this->addBalance($wallet, $amount); |
183
|
|
|
} |
184
|
|
|
|
185
|
15 |
|
return $this->transactions()->create([ |
186
|
15 |
|
'type' => $amount > 0 ? 'deposit' : 'withdraw', |
187
|
15 |
|
'payable_type' => $payable->getMorphClass(), |
188
|
15 |
|
'payable_id' => $payable->getKey(), |
189
|
15 |
|
'wallet_id' => $wallet->getKey(), |
190
|
15 |
|
'uuid' => Uuid::uuid4()->toString(), |
191
|
15 |
|
'confirmed' => $confirmed, |
192
|
15 |
|
'amount' => $amount, |
193
|
15 |
|
'meta' => $meta, |
194
|
|
|
]); |
195
|
15 |
|
}); |
196
|
|
|
} |
197
|
|
|
|
198
|
|
|
/** |
199
|
|
|
* @return MorphMany |
200
|
|
|
*/ |
201
|
15 |
|
public function transactions(): MorphMany |
202
|
|
|
{ |
203
|
15 |
|
return $this->morphMany(config('wallet.transaction.model'), 'payable'); |
|
|
|
|
204
|
|
|
} |
205
|
|
|
|
206
|
|
|
/** |
207
|
|
|
* @return MorphMany |
208
|
|
|
*/ |
209
|
4 |
|
public function transfers(): MorphMany |
210
|
|
|
{ |
211
|
4 |
|
return $this->morphMany(config('wallet.transfer.model'), 'from'); |
212
|
|
|
} |
213
|
|
|
|
214
|
|
|
/** |
215
|
|
|
* @return MorphMany |
216
|
|
|
*/ |
217
|
|
|
public function wallets(): MorphMany |
218
|
|
|
{ |
219
|
|
|
return $this->morphMany(config('wallet.wallet.model'), 'holder'); |
220
|
|
|
} |
221
|
|
|
|
222
|
|
|
/** |
223
|
|
|
* @return MorphOne |
224
|
|
|
*/ |
225
|
19 |
|
public function wallet(): MorphOne |
226
|
|
|
{ |
227
|
19 |
|
return $this->morphOne(config('wallet.wallet.model'), 'holder') |
|
|
|
|
228
|
19 |
|
->withDefault([ |
229
|
19 |
|
'name' => config('wallet.wallet.default.name'), |
230
|
19 |
|
'slug' => config('wallet.wallet.default.slug'), |
231
|
19 |
|
'balance' => 0, |
232
|
|
|
]); |
233
|
|
|
} |
234
|
|
|
|
235
|
|
|
/** |
236
|
|
|
* Example: |
237
|
|
|
* $user1 = User::first()->load('wallet'); |
238
|
|
|
* $user2 = User::first()->load('wallet'); |
239
|
|
|
* |
240
|
|
|
* Without static: |
241
|
|
|
* var_dump($user1->balance, $user2->balance); // 100 100 |
242
|
|
|
* $user1->deposit(100); |
243
|
|
|
* $user2->deposit(100); |
244
|
|
|
* var_dump($user1->balance, $user2->balance); // 200 200 |
245
|
|
|
* |
246
|
|
|
* With static: |
247
|
|
|
* var_dump($user1->balance, $user2->balance); // 100 100 |
248
|
|
|
* $user1->deposit(100); |
249
|
|
|
* var_dump($user1->balance); // 200 |
250
|
|
|
* $user2->deposit(100); |
251
|
|
|
* var_dump($user2->balance); // 300 |
252
|
|
|
* |
253
|
|
|
* @return int |
254
|
|
|
* @throws |
255
|
|
|
*/ |
256
|
19 |
|
public function getBalanceAttribute(): int |
257
|
|
|
{ |
258
|
19 |
|
if ($this instanceof WalletModel) { |
259
|
19 |
|
$this->exists or $this->save(); |
260
|
19 |
|
if (!WalletProxy::has($this->getKey())) { |
261
|
19 |
|
WalletProxy::set($this->getKey(), (int) ($this->attributes['balance'] ?? 0)); |
|
|
|
|
262
|
|
|
} |
263
|
|
|
|
264
|
19 |
|
return WalletProxy::get($this->getKey()); |
265
|
|
|
} |
266
|
|
|
|
267
|
19 |
|
return $this->wallet->balance; |
268
|
|
|
} |
269
|
|
|
|
270
|
|
|
/** |
271
|
|
|
* @param WalletModel $wallet |
272
|
|
|
* @param int $amount |
273
|
|
|
* @return bool |
274
|
|
|
*/ |
275
|
15 |
|
protected function addBalance(WalletModel $wallet, int $amount): bool |
276
|
|
|
{ |
277
|
15 |
|
$newBalance = $this->getBalanceAttribute() + $amount; |
278
|
15 |
|
$wallet->balance = $newBalance; |
279
|
|
|
|
280
|
15 |
|
if ($wallet->save()) { |
281
|
15 |
|
WalletProxy::set($wallet->getKey(), $newBalance); |
282
|
15 |
|
return true; |
283
|
|
|
} |
284
|
|
|
|
285
|
|
|
return false; |
286
|
|
|
} |
287
|
|
|
|
288
|
|
|
} |
289
|
|
|
|
This check looks for calls to methods that do not seem to exist on a given type. It looks for the method on the type itself as well as in inherited classes or implemented interfaces.
This is most likely a typographical error or the method has been renamed.