From aca3483f82a902d0665e130d88c6c853e8698063 Mon Sep 17 00:00:00 2001
From: komarov <komarov@real.me>
Date: Mon, 20 Apr 2020 02:36:31 +0300
Subject: [PATCH] [WIP] kuna

---
 project/composer.json                         |   3 +
 project/composer.lock                         | 311 +++++++++++++++++-
 project/config/packages/nyholm_psr7.yaml      |  21 ++
 project/src/Exchanges/ExchangeInterface.php   |  16 +
 .../src/Exchanges/Kuna/KunaApiExecutor.php    |  47 +++
 project/src/Exchanges/Kuna/KunaExchange.php   |  40 +++
 project/src/Exchanges/Kuna/KunaMarket.php     |  51 +++
 project/src/Exchanges/Kuna/KunaSigner.php     |  30 ++
 project/src/Exchanges/MarketInterface.php     |  16 +
 project/src/Utils/Money/Currency.php          |  22 ++
 project/src/Utils/Money/CurrencyPair.php      |  30 ++
 project/src/Utils/Money/Money.php             |  39 +++
 project/src/Utils/Order/Book/OrderBook.php    |  36 ++
 project/symfony.lock                          |  27 ++
 14 files changed, 688 insertions(+), 1 deletion(-)
 create mode 100644 project/config/packages/nyholm_psr7.yaml
 create mode 100644 project/src/Exchanges/ExchangeInterface.php
 create mode 100644 project/src/Exchanges/Kuna/KunaApiExecutor.php
 create mode 100644 project/src/Exchanges/Kuna/KunaExchange.php
 create mode 100644 project/src/Exchanges/Kuna/KunaMarket.php
 create mode 100644 project/src/Exchanges/Kuna/KunaSigner.php
 create mode 100644 project/src/Exchanges/MarketInterface.php
 create mode 100644 project/src/Utils/Money/Currency.php
 create mode 100644 project/src/Utils/Money/CurrencyPair.php
 create mode 100644 project/src/Utils/Money/Money.php
 create mode 100644 project/src/Utils/Order/Book/OrderBook.php

diff --git a/project/composer.json b/project/composer.json
index 84cf62a..1cc27ae 100644
--- a/project/composer.json
+++ b/project/composer.json
@@ -5,6 +5,9 @@
         "php": "^7.2.5",
         "ext-ctype": "*",
         "ext-iconv": "*",
+        "myclabs/php-enum": "^1.7",
+        "nyholm/psr7": "^1.2",
+        "psr/http-client": "^1.0",
         "symfony/console": "5.0.*",
         "symfony/dotenv": "5.0.*",
         "symfony/flex": "^1.3.1",
diff --git a/project/composer.lock b/project/composer.lock
index 589e4f6..d19fd05 100644
--- a/project/composer.lock
+++ b/project/composer.lock
@@ -4,8 +4,166 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "7f769bc9dabc952a9e9210886c4900c8",
+    "content-hash": "ed2d4bb6d2a2abe584b5f0867281d0ab",
     "packages": [
+        {
+            "name": "myclabs/php-enum",
+            "version": "1.7.6",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/myclabs/php-enum.git",
+                "reference": "5f36467c7a87e20fbdc51e524fd8f9d1de80187c"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/myclabs/php-enum/zipball/5f36467c7a87e20fbdc51e524fd8f9d1de80187c",
+                "reference": "5f36467c7a87e20fbdc51e524fd8f9d1de80187c",
+                "shasum": ""
+            },
+            "require": {
+                "ext-json": "*",
+                "php": ">=7.1"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "^7",
+                "squizlabs/php_codesniffer": "1.*",
+                "vimeo/psalm": "^3.8"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "MyCLabs\\Enum\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "PHP Enum contributors",
+                    "homepage": "https://github.com/myclabs/php-enum/graphs/contributors"
+                }
+            ],
+            "description": "PHP Enum implementation",
+            "homepage": "http://github.com/myclabs/php-enum",
+            "keywords": [
+                "enum"
+            ],
+            "time": "2020-02-14T08:15:52+00:00"
+        },
+        {
+            "name": "nyholm/psr7",
+            "version": "1.2.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/Nyholm/psr7.git",
+                "reference": "55ff6b76573f5b242554c9775792bd59fb52e11c"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/Nyholm/psr7/zipball/55ff6b76573f5b242554c9775792bd59fb52e11c",
+                "reference": "55ff6b76573f5b242554c9775792bd59fb52e11c",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^7.1",
+                "php-http/message-factory": "^1.0",
+                "psr/http-factory": "^1.0",
+                "psr/http-message": "^1.0"
+            },
+            "provide": {
+                "psr/http-factory-implementation": "1.0",
+                "psr/http-message-implementation": "1.0"
+            },
+            "require-dev": {
+                "http-interop/http-factory-tests": "dev-master",
+                "php-http/psr7-integration-tests": "dev-master",
+                "phpunit/phpunit": "^7.5"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.0-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Nyholm\\Psr7\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Tobias Nyholm",
+                    "email": "tobias.nyholm@gmail.com"
+                },
+                {
+                    "name": "Martijn van der Ven",
+                    "email": "martijn@vanderven.se"
+                }
+            ],
+            "description": "A fast PHP7 implementation of PSR-7",
+            "homepage": "http://tnyholm.se",
+            "keywords": [
+                "psr-17",
+                "psr-7"
+            ],
+            "time": "2019-09-05T13:24:16+00:00"
+        },
+        {
+            "name": "php-http/message-factory",
+            "version": "v1.0.2",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/php-http/message-factory.git",
+                "reference": "a478cb11f66a6ac48d8954216cfed9aa06a501a1"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/php-http/message-factory/zipball/a478cb11f66a6ac48d8954216cfed9aa06a501a1",
+                "reference": "a478cb11f66a6ac48d8954216cfed9aa06a501a1",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.4",
+                "psr/http-message": "^1.0"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.0-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Http\\Message\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Márk Sági-Kazár",
+                    "email": "mark.sagikazar@gmail.com"
+                }
+            ],
+            "description": "Factory interfaces for PSR-7 HTTP Message",
+            "homepage": "http://php-http.org",
+            "keywords": [
+                "factory",
+                "http",
+                "message",
+                "stream",
+                "uri"
+            ],
+            "time": "2015-12-19T14:08:53+00:00"
+        },
         {
             "name": "psr/cache",
             "version": "1.0.1",
@@ -147,6 +305,157 @@
             ],
             "time": "2019-01-08T18:20:26+00:00"
         },
+        {
+            "name": "psr/http-client",
+            "version": "1.0.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/php-fig/http-client.git",
+                "reference": "496a823ef742b632934724bf769560c2a5c7c44e"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/php-fig/http-client/zipball/496a823ef742b632934724bf769560c2a5c7c44e",
+                "reference": "496a823ef742b632934724bf769560c2a5c7c44e",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^7.0",
+                "psr/http-message": "^1.0"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.0.x-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Psr\\Http\\Client\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "PHP-FIG",
+                    "homepage": "http://www.php-fig.org/"
+                }
+            ],
+            "description": "Common interface for HTTP clients",
+            "homepage": "https://github.com/php-fig/http-client",
+            "keywords": [
+                "http",
+                "http-client",
+                "psr",
+                "psr-18"
+            ],
+            "time": "2018-10-30T23:29:13+00:00"
+        },
+        {
+            "name": "psr/http-factory",
+            "version": "1.0.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/php-fig/http-factory.git",
+                "reference": "12ac7fcd07e5b077433f5f2bee95b3a771bf61be"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/php-fig/http-factory/zipball/12ac7fcd07e5b077433f5f2bee95b3a771bf61be",
+                "reference": "12ac7fcd07e5b077433f5f2bee95b3a771bf61be",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=7.0.0",
+                "psr/http-message": "^1.0"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.0.x-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Psr\\Http\\Message\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "PHP-FIG",
+                    "homepage": "http://www.php-fig.org/"
+                }
+            ],
+            "description": "Common interfaces for PSR-7 HTTP message factories",
+            "keywords": [
+                "factory",
+                "http",
+                "message",
+                "psr",
+                "psr-17",
+                "psr-7",
+                "request",
+                "response"
+            ],
+            "time": "2019-04-30T12:38:16+00:00"
+        },
+        {
+            "name": "psr/http-message",
+            "version": "1.0.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/php-fig/http-message.git",
+                "reference": "f6561bf28d520154e4b0ec72be95418abe6d9363"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/php-fig/http-message/zipball/f6561bf28d520154e4b0ec72be95418abe6d9363",
+                "reference": "f6561bf28d520154e4b0ec72be95418abe6d9363",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.3.0"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.0.x-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Psr\\Http\\Message\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "PHP-FIG",
+                    "homepage": "http://www.php-fig.org/"
+                }
+            ],
+            "description": "Common interface for HTTP messages",
+            "homepage": "https://github.com/php-fig/http-message",
+            "keywords": [
+                "http",
+                "http-message",
+                "psr",
+                "psr-7",
+                "request",
+                "response"
+            ],
+            "time": "2016-08-06T14:39:51+00:00"
+        },
         {
             "name": "psr/log",
             "version": "1.1.3",
diff --git a/project/config/packages/nyholm_psr7.yaml b/project/config/packages/nyholm_psr7.yaml
new file mode 100644
index 0000000..f135723
--- /dev/null
+++ b/project/config/packages/nyholm_psr7.yaml
@@ -0,0 +1,21 @@
+services:
+    # Register nyholm/psr7 services for autowiring with PSR-17 (HTTP factories)
+    Psr\Http\Message\RequestFactoryInterface: '@nyholm.psr7.psr17_factory'
+    Psr\Http\Message\ResponseFactoryInterface: '@nyholm.psr7.psr17_factory'
+    Psr\Http\Message\ServerRequestFactoryInterface: '@nyholm.psr7.psr17_factory'
+    Psr\Http\Message\StreamFactoryInterface: '@nyholm.psr7.psr17_factory'
+    Psr\Http\Message\UploadedFileFactoryInterface: '@nyholm.psr7.psr17_factory'
+    Psr\Http\Message\UriFactoryInterface: '@nyholm.psr7.psr17_factory'
+
+    # Register nyholm/psr7 services for autowiring with HTTPlug factories
+    Http\Message\MessageFactory: '@nyholm.psr7.httplug_factory'
+    Http\Message\RequestFactory: '@nyholm.psr7.httplug_factory'
+    Http\Message\ResponseFactory: '@nyholm.psr7.httplug_factory'
+    Http\Message\StreamFactory: '@nyholm.psr7.httplug_factory'
+    Http\Message\UriFactory: '@nyholm.psr7.httplug_factory'
+
+    nyholm.psr7.psr17_factory:
+        class: Nyholm\Psr7\Factory\Psr17Factory
+
+    nyholm.psr7.httplug_factory:
+        class: Nyholm\Psr7\Factory\HttplugFactory
diff --git a/project/src/Exchanges/ExchangeInterface.php b/project/src/Exchanges/ExchangeInterface.php
new file mode 100644
index 0000000..95fcc69
--- /dev/null
+++ b/project/src/Exchanges/ExchangeInterface.php
@@ -0,0 +1,16 @@
+<?php
+
+declare(strict_types=1);
+
+
+namespace App\Exchanges;
+
+
+interface ExchangeInterface
+{
+
+    /**
+     * @return MarketInterface[]
+     */
+    public function getMarkets(): array;
+}
\ No newline at end of file
diff --git a/project/src/Exchanges/Kuna/KunaApiExecutor.php b/project/src/Exchanges/Kuna/KunaApiExecutor.php
new file mode 100644
index 0000000..ee601e0
--- /dev/null
+++ b/project/src/Exchanges/Kuna/KunaApiExecutor.php
@@ -0,0 +1,47 @@
+<?php
+
+declare(strict_types=1);
+
+
+namespace App\Exchanges\Kuna;
+
+
+use Nyholm\Psr7\Request;
+use Psr\Http\Client\ClientInterface;
+
+class KunaApiExecutor
+{
+
+    public const API_BASE_URL = 'https://api.kuna.io';
+    /**
+     * @var ClientInterface
+     */
+    private ClientInterface $client;
+    /**
+     * @var KunaSigner
+     */
+    private KunaSigner $signer;
+
+    public function __construct(
+        ClientInterface $client,
+        KunaSigner $signer
+    )
+    {
+        $this->client = $client;
+        $this->signer = $signer;
+    }
+
+    public function getMarkets(): array
+    {
+        $response = $this
+            ->client
+            ->sendRequest(
+                new Request(
+                    'GET',
+                    self::API_BASE_URL . '/v3/markets'
+                )
+            );
+
+        return json_decode($response->getBody(), true);
+    }
+}
\ No newline at end of file
diff --git a/project/src/Exchanges/Kuna/KunaExchange.php b/project/src/Exchanges/Kuna/KunaExchange.php
new file mode 100644
index 0000000..4219c23
--- /dev/null
+++ b/project/src/Exchanges/Kuna/KunaExchange.php
@@ -0,0 +1,40 @@
+<?php
+
+declare(strict_types=1);
+
+
+namespace App\Exchanges\Kuna;
+
+
+use App\Exchanges\ExchangeInterface;
+
+class KunaExchange implements ExchangeInterface
+{
+
+    /**
+     * @var KunaApiExecutor
+     */
+    private KunaApiExecutor $apiExecutor;
+
+    public function __construct(
+        KunaApiExecutor $apiExecutor
+    )
+    {
+        $this->apiExecutor = $apiExecutor;
+    }
+
+    /**
+     * @inheritDoc
+     */
+    public function getMarkets(): array
+    {
+        $data = $this->apiExecutor->getMarkets();
+
+        $markets = [];
+        foreach ($data as $marketData) {
+            $markets[] = KunaMarket::createFromApiData($marketData, $this->apiExecutor);
+        }
+
+        return $markets;
+    }
+}
\ No newline at end of file
diff --git a/project/src/Exchanges/Kuna/KunaMarket.php b/project/src/Exchanges/Kuna/KunaMarket.php
new file mode 100644
index 0000000..17d3dad
--- /dev/null
+++ b/project/src/Exchanges/Kuna/KunaMarket.php
@@ -0,0 +1,51 @@
+<?php
+
+declare(strict_types=1);
+
+
+namespace App\Exchanges\Kuna;
+
+
+use App\Exchanges\MarketInterface;
+use App\Utils\Money\Currency;
+use App\Utils\Money\CurrencyPair;
+
+class KunaMarket implements MarketInterface
+{
+
+    private KunaApiExecutor $apiExecutor;
+    private CurrencyPair $currencyPair;
+    private string $id;
+
+
+    public static function createFromApiData(
+        array $marketData,
+        KunaApiExecutor $apiExecutor
+    ): self
+    {
+        return new self(
+            $apiExecutor,
+            new CurrencyPair(
+                new Currency($marketData['base_unit'], (int)$marketData['base_precision']),
+                new Currency($marketData['quote_unit'], (int)$marketData['quote_precision']),
+            ),
+            $marketData['id']
+        );
+    }
+
+    public function __construct(
+        KunaApiExecutor $apiExecutor,
+        CurrencyPair $currencyPair,
+        string $id
+    )
+    {
+        $this->apiExecutor = $apiExecutor;
+        $this->currencyPair = $currencyPair;
+        $this->id = $id;
+    }
+
+    public function getPair(): CurrencyPair
+    {
+        return $this->currencyPair;
+    }
+}
\ No newline at end of file
diff --git a/project/src/Exchanges/Kuna/KunaSigner.php b/project/src/Exchanges/Kuna/KunaSigner.php
new file mode 100644
index 0000000..8994f8a
--- /dev/null
+++ b/project/src/Exchanges/Kuna/KunaSigner.php
@@ -0,0 +1,30 @@
+<?php
+
+declare(strict_types=1);
+
+
+namespace App\Exchanges\Kuna;
+
+
+use Psr\Http\Message\RequestInterface;
+
+class KunaSigner
+{
+
+    private string $publicKey;
+    private string $privateKey;
+
+    public function __construct(
+        string $publicKey,
+        string $privateKey
+    )
+    {
+        $this->publicKey = $publicKey;
+        $this->privateKey = $privateKey;
+    }
+
+    public function signRequest(RequestInterface $request): void
+    {
+
+    }
+}
\ No newline at end of file
diff --git a/project/src/Exchanges/MarketInterface.php b/project/src/Exchanges/MarketInterface.php
new file mode 100644
index 0000000..3912b1c
--- /dev/null
+++ b/project/src/Exchanges/MarketInterface.php
@@ -0,0 +1,16 @@
+<?php
+
+declare(strict_types=1);
+
+
+namespace App\Exchanges;
+
+
+use App\Utils\Money\CurrencyPair;
+
+interface MarketInterface
+{
+
+
+    public function getPair(): CurrencyPair;
+}
\ No newline at end of file
diff --git a/project/src/Utils/Money/Currency.php b/project/src/Utils/Money/Currency.php
new file mode 100644
index 0000000..3371f6e
--- /dev/null
+++ b/project/src/Utils/Money/Currency.php
@@ -0,0 +1,22 @@
+<?php
+
+declare(strict_types=1);
+
+
+namespace App\Utils\Money;
+
+
+class Currency
+{
+    private string $code;
+    private int $precision;
+
+    public function __construct(
+        string $code,
+        int $precision = 2
+    )
+    {
+        $this->code = $code;
+        $this->precision = $precision;
+    }
+}
\ No newline at end of file
diff --git a/project/src/Utils/Money/CurrencyPair.php b/project/src/Utils/Money/CurrencyPair.php
new file mode 100644
index 0000000..ca4ea34
--- /dev/null
+++ b/project/src/Utils/Money/CurrencyPair.php
@@ -0,0 +1,30 @@
+<?php
+
+declare(strict_types=1);
+
+
+namespace App\Utils\Money;
+
+
+class CurrencyPair
+{
+
+    private Currency $base;
+    private Currency $quote;
+
+    public function __construct(Currency $base, Currency $quote)
+    {
+        $this->base = $base;
+        $this->quote = $quote;
+    }
+
+    public function getBase(): Currency
+    {
+        return $this->base;
+    }
+
+    public function getQuote(): Currency
+    {
+        return $this->quote;
+    }
+}
\ No newline at end of file
diff --git a/project/src/Utils/Money/Money.php b/project/src/Utils/Money/Money.php
new file mode 100644
index 0000000..9d86da2
--- /dev/null
+++ b/project/src/Utils/Money/Money.php
@@ -0,0 +1,39 @@
+<?php
+
+declare(strict_types=1);
+
+
+namespace App\Utils\Money;
+
+
+class Money
+{
+
+    private string $amount;
+    private Currency $currency;
+
+    public function __construct(
+        string $amount,
+        Currency $currency
+    )
+    {
+        $this->amount = $amount;
+        $this->currency = $currency;
+    }
+
+    /**
+     * @return Currency
+     */
+    public function getCurrency(): Currency
+    {
+        return $this->currency;
+    }
+
+    /**
+     * @return string
+     */
+    public function getAmount(): string
+    {
+        return $this->amount;
+    }
+}
\ No newline at end of file
diff --git a/project/src/Utils/Order/Book/OrderBook.php b/project/src/Utils/Order/Book/OrderBook.php
new file mode 100644
index 0000000..14132e8
--- /dev/null
+++ b/project/src/Utils/Order/Book/OrderBook.php
@@ -0,0 +1,36 @@
+<?php
+
+declare(strict_types=1);
+
+
+namespace App\Utils\Order\Book;
+
+
+use App\Utils\Money\Money;
+
+class OrderBook
+{
+
+    /**
+     * @var array
+     */
+    private array $bids;
+    /**
+     * @var array
+     */
+    private array $asks;
+
+    /**
+     * OrderBook constructor.
+     * @param Money[] $bids
+     * @param Money[] $asks
+     */
+    public function __construct(
+        array $bids,
+        array $asks
+    )
+    {
+        $this->bids = $bids;
+        $this->asks = $asks;
+    }
+}
\ No newline at end of file
diff --git a/project/symfony.lock b/project/symfony.lock
index 012c29b..2768b9d 100644
--- a/project/symfony.lock
+++ b/project/symfony.lock
@@ -1,7 +1,25 @@
 {
+    "myclabs/php-enum": {
+        "version": "1.7.6"
+    },
+    "nyholm/psr7": {
+        "version": "1.0",
+        "recipe": {
+            "repo": "github.com/symfony/recipes",
+            "branch": "master",
+            "version": "1.0",
+            "ref": "7c0a9352a57376f04f5444e74565102c3a23d0c7"
+        },
+        "files": [
+            "config/packages/nyholm_psr7.yaml"
+        ]
+    },
     "php": {
         "version": "7.4"
     },
+    "php-http/message-factory": {
+        "version": "v1.0.2"
+    },
     "psr/cache": {
         "version": "1.0.1"
     },
@@ -11,6 +29,15 @@
     "psr/event-dispatcher": {
         "version": "1.0.0"
     },
+    "psr/http-client": {
+        "version": "1.0.0"
+    },
+    "psr/http-factory": {
+        "version": "1.0.1"
+    },
+    "psr/http-message": {
+        "version": "1.0.1"
+    },
     "psr/log": {
         "version": "1.1.3"
     },