init project

Author: Babichev Maxim

.gitignore

@@ -1,6 +1,4 @@
 composer.phar
 /vendor/
-
-# Commit your application's lock file https://getcomposer.org/doc/01-basic-usage.md#commit-your-composer-lock-file-to-version-control
-# You may choose to ignore a library lock file http://getcomposer.org/doc/02-libraries.md#lock-file
-# composer.lock
+composer.lock
+.idea/

composer.json

@@ -0,0 +1,32 @@
+{
+  "name": "bavix/laravel-wallet",
+  "description": "Easy work with virtual wallet.",
+  "minimum-stability": "stable",
+  "homepage": "https://github.com/bavix/laravel-wallet",
+  "license": "MIT",
+  "authors": [
+    {
+      "name": "Babichev Maxim",
+      "email": "[email protected]"
+    }
+  ],
+  "require": {
+    "php": "^7.1",
+    "laravel/framework": "~5.5.0|~5.6.0|~5.7.0"
+  },
+  "autoload": {
+    "psr-4": {
+      "Bavix\\Wallet\\": "src/"
+    }
+  },
+  "extra": {
+    "laravel": {
+      "providers": [
+        "Bavix\\Wallet\\WalletServiceProvider"
+      ]
+    }
+  },
+  "config": {
+    "sort-packages": true
+  }
+}

config/config.php

@@ -0,0 +1,12 @@
+<?php
+
+return [
+    'transaction' => [
+        'table' => 'transactions',
+        'model' => \Bavix\Wallet\Models\Transaction::class,
+    ],
+    'transfer' => [
+        'table' => 'transfers',
+        'model' => \Bavix\Wallet\Models\Transfer::class,
+    ],
+];

database/migrations/2018_11_06_222923_create_transactions_table.php

@@ -0,0 +1,48 @@
+<?php
+
+use Illuminate\Support\Facades\Schema;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Database\Migrations\Migration;
+use Bavix\Wallet\Models\Transaction;
+
+class CreateTransactionsTable extends Migration
+{
+
+    /**
+     * @return string
+     */
+    protected function table(): string
+    {
+        return (new Transaction())->getTable();
+    }
+
+    /**
+     * @return void
+     */
+    public function up(): void
+    {
+        Schema::create($this->table(), function (Blueprint $table) {
+            $table->increments('id');
+            $table->morphs('payable');
+            $table->enum('type', ['deposit', 'withdraw']);
+            $table->bigInteger('amount');
+            $table->boolean('confirmed');
+            $table->json('meta')->nullable();
+            $table->uuid('uuid')->index();
+            $table->timestamps();
+
+            $table->index(['payable_type', 'payable_id', 'type']);
+            $table->index(['payable_type', 'payable_id', 'confirmed']);
+            $table->index(['payable_type', 'payable_id', 'type', 'confirmed']);
+        });
+    }
+
+    /**
+     * @return void
+     */
+    public function down(): void
+    {
+        Schema::drop($this->table());
+    }
+
+}

database/migrations/2018_11_07_192923_create_transfers_table.php

@@ -0,0 +1,62 @@
+<?php
+
+use Illuminate\Support\Facades\Schema;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Database\Migrations\Migration;
+use Bavix\Wallet\Models\Transaction;
+use Bavix\Wallet\Models\Transfer;
+
+class CreateTransfersTable extends Migration
+{
+
+    /**
+     * @return string
+     */
+    protected function transactionTable(): string
+    {
+        return (new Transaction())->getTable();
+    }
+
+    /**
+     * @return string
+     */
+    protected function table(): string
+    {
+        return (new Transfer())->getTable();
+    }
+
+    /**
+     * @return void
+     */
+    public function up(): void
+    {
+        Schema::create($this->table(), function (Blueprint $table) {
+            $table->increments('id');
+            $table->morphs('from');
+            $table->morphs('to');
+            $table->unsignedInteger('deposit_id');
+            $table->unsignedInteger('withdraw_id');
+            $table->uuid('uuid')->index();
+            $table->timestamps();
+
+            $table->foreign('deposit_id')
+                ->references('id')
+                ->on($this->transactionTable())
+                ->onDelete('cascade');
+
+            $table->foreign('withdraw_id')
+                ->references('id')
+                ->on($this->transactionTable())
+                ->onDelete('cascade');
+        });
+    }
+
+    /**
+     * @return void
+     */
+    public function down(): void
+    {
+        Schema::drop($this->table());
+    }
+
+}

src/Exceptions/AmountInvalid.php

@@ -0,0 +1,8 @@
+<?php
+
+namespace Bavix\Wallet\Exceptions;
+
+class AmountInvalid extends \InvalidArgumentException
+{
+    
+}

src/Exceptions/BalanceIsEmpty.php

@@ -0,0 +1,8 @@
+<?php
+
+namespace Bavix\Wallet\Exceptions;
+
+class BalanceIsEmpty extends \LogicException
+{
+    
+}

src/Interfaces/Customer.php

@@ -0,0 +1,37 @@
+<?php
+
+namespace Bavix\Wallet\Interfaces;
+
+use Bavix\Wallet\Models\Transfer;
+
+interface Customer extends Wallet
+{
+
+    /**
+     * @param Product $product
+     * @return Transfer
+     * @throws 
+     */
+    public function pay(Product $product): Transfer;
+
+    /**
+     * @param Product $product
+     * @return null|Transfer
+     * @throws 
+     */
+    public function safePay(Product $product): ?Transfer;
+
+    /**
+     * @param Product $product
+     * @return bool
+     * @throws 
+     */
+    public function refund(Product $product): bool;
+
+    /**
+     * @param Product $product
+     * @return bool
+     */
+    public function safeRefund(Product $product): bool;
+
+}

src/Interfaces/Product.php

@@ -0,0 +1,18 @@
+<?php
+
+namespace Bavix\Wallet\Interfaces;
+
+interface Product extends Wallet
+{
+
+    /**
+     * @return int
+     */
+    public function getAmountProduct(): int;
+
+    /**
+     * @return array
+     */
+    public function getMetaProduct(): ?array;
+    
+}

src/Interfaces/Wallet.php

@@ -0,0 +1,74 @@
+<?php
+
+namespace Bavix\Wallet\Interfaces;
+
+use Bavix\Wallet\Models\Transaction;
+use Bavix\Wallet\Models\Transfer;
+use Illuminate\Database\Eloquent\Relations\MorphMany;
+
+interface Wallet 
+{
+    /**
+     * @param int $amount
+     * @param array|null $meta
+     * @param bool $confirmed
+     * @return Transaction
+     */
+    public function deposit(int $amount, ?array $meta = null, bool $confirmed = true): Transaction;
+
+    /**
+     * @param int $amount
+     * @param array|null $meta
+     * @param bool $confirmed
+     * @return Transaction
+     */
+    public function withdraw(int $amount, ?array $meta = null, bool $confirmed = true): Transaction;
+
+    /**
+     * @param int $amount
+     * @param array|null $meta
+     * @param bool $confirmed
+     * @return Transaction
+     */
+    public function forceWithdraw(int $amount, ?array $meta = null, bool $confirmed = true): Transaction;
+
+    /**
+     * @param self $wallet
+     * @param int $amount
+     * @param array|null $meta
+     * @return Transfer
+     */
+    public function transfer(self $wallet, int $amount, ?array $meta = null): Transfer;
+
+    /**
+     * @param self $wallet
+     * @param int $amount
+     * @param array|null $meta
+     * @return null|Transfer
+     */
+    public function safeTransfer(self $wallet, int $amount, ?array $meta = null): ?Transfer;
+
+    /**
+     * @param Wallet $wallet
+     * @param int $amount
+     * @param array|null $meta
+     * @return Transfer
+     */
+    public function forceTransfer(Wallet $wallet, int $amount, ?array $meta = null): Transfer;
+    
+    /**
+     * @param int $amount
+     * @return bool
+     */
+    public function canWithdraw(int $amount): bool;
+
+    /**
+     * @return int
+     */
+    public function getBalanceAttribute(): int;
+
+    /**
+     * @return MorphMany
+     */
+    public function transactions(): MorphMany;
+}