Contract send.

src/Contract.php

@@ -25,6 +25,8 @@ use Web3\Contracts\Types\Bytes;
 use Web3\Contracts\Types\Integer;
 use Web3\Contracts\Types\Str;
 use Web3\Contracts\Types\Uinteger;
+use Web3\Validators\AddressValidator;
+use Web3\Formatters\Address as AddressFormatter;
 
 class Contract
 {
@@ -145,9 +147,7 @@ class Contract
     //     if (empty($this->provider)) {
     //         throw new \RuntimeException('Please set provider first.');
     //     }
-
     //     $class = explode('\\', get_class());
-
     //     if (preg_match('/^[a-zA-Z0-9]+$/', $name) === 1) {
     //     }
     // }
@@ -259,6 +259,23 @@ class Contract
         return $this->eth;
     }
 
+    /**
+     * at
+     * 
+     * @param string $address
+     * @return $this
+     */
+    public function at($address)
+    {
+        if (AddressValidator::validate($address) === false) {
+            var_dump($address);
+            throw new InvalidArgumentException('Please make sure address is valid.');
+        }
+        $this->toAddress = AddressFormatter::format($address);
+
+        return $this;
+    }
+
     /**
      * new
      * Deploy a contruct with params.
@@ -297,4 +314,49 @@ class Contract
             });
         }
     }
+
+    /**
+     * send
+     * Send function method.
+     * 
+     * @param mixed
+     * @return void
+     */
+    public function send()
+    {
+        if (isset($this->functions)) {
+            $arguments = func_get_args();
+            $method = array_splice($arguments, 0, 1)[0];
+            $callback = array_pop($arguments);
+
+            if (!is_string($method) && !isset($this->functions[$method])) {
+                throw new InvalidArgumentException('Please make sure the method is existed.');
+            }
+            $function = $this->functions[$method];
+
+            if (count($arguments) < count($function['inputs'])) {
+                throw new InvalidArgumentException('Please make sure you have put all function params and callback.');
+            }
+            if (is_callable($callback) !== true) {
+                throw new \InvalidArgumentException('The last param must be callback function.');
+            }
+            $params = array_splice($arguments, 0, count($function['inputs']));
+            $data = $this->ethabi->encodeParameters($function, $params);
+            $functionSignature = $this->ethabi->encodeFunctionSignature($function['name']);
+            $transaction = [];
+
+            if (count($arguments) > 0) {
+                $transaction = $arguments[0];
+            }
+            $transaction['to'] = $this->toAddress;
+            $transaction['data'] = $functionSignature . Utils::stripZero($data);
+
+            $this->eth->sendTransaction($transaction, function ($err, $transaction) use ($callback){
+                if ($err !== null) {
+                    return call_user_func($callback, $err, null);
+                }
+                return call_user_func($callback, null, $transaction);
+            });
+        }
+    }
 }

src/Contracts/Ethabi.php

@@ -135,9 +135,6 @@ class Ethabi
      */
     public function encodeParameters($types, $params)
     {
-        if (count($types) !== count($params)) {
-            throw new InvalidArgumentException('encodeParameters number of types must equal to number of params.');
-        }
         // change json to array
         if ($types instanceof stdClass && isset($types->inputs)) {
             $types = Utils::jsonToArray($types, 2);
@@ -152,6 +149,9 @@ class Ethabi
                 }
             }
         }
+        if (count($types) !== count($params)) {
+            throw new InvalidArgumentException('encodeParameters number of types must equal to number of params.');
+        }
         $typesLength = count($types);
         $solidityTypes = array_fill(0, $typesLength, 0);
 

test/unit/ContractTest.php

@@ -277,6 +277,13 @@ class ContractTest extends TestCase
      */
     protected $accounts;
 
+    /**
+     * contractAddress
+     * 
+     * @var string
+     */
+    protected $contractAddress;
+
     /**
      * setUp
      *
@@ -286,8 +293,8 @@ class ContractTest extends TestCase
     {
         parent::setUp();
 
-        // $this->contract = new Contract('http://localhost:8545', $this->testAbi);
+        $this->contract = new Contract('http://localhost:8545', $this->testAbi);
-        $this->contract = new Contract($this->web3->provider, $this->testAbi);
+        // $this->contract = new Contract($this->web3->provider, $this->testAbi);
         $this->contract->eth->accounts(function ($err, $accounts) {
             if ($err === null) {
                 if (isset($accounts->result)) {
@@ -307,14 +314,82 @@ class ContractTest extends TestCase
     {
         $contract = $this->contract;
 
-        // var_dump($this->contract->constructor);
         if (!isset($this->accounts[0])) {
             $account = '0x407d73d8a49eeb85d32cf465507dd71d507100c1';
         } else {
             $account = $this->accounts[0];
         }
         $contract->new(10000, 'Game Token', 1, 'GT', [
-            'from' => $account
+            'from' => $account,
+            'gas' => '0x200b20'
+        ], function ($err, $result) use ($contract) {
+            if ($err !== null) {
+                // infura api gg
+                return $this->assertTrue($err !== null);
+            }
+            if ($result->result) {
+                echo "\nTransaction has made:) id: " . $result->result . "\n";
+            }
+            $transactionId = $result->result;
+            $this->assertTrue((preg_match('/^0x[a-f0-9]{64}$/', $transactionId) === 1));
+
+            $contract->eth->getTransactionReceipt($transactionId, function ($err, $transaction) {
+                if ($err !== null) {
+                    return $this->fail($err);
+                }
+                if ($transaction->result) {
+                    $this->contractAddress = $transaction->result->contractAddress;
+                    echo "\nTransaction has mind:) block number: " . $transaction->result->blockNumber . "\n";
+                }
+            });
+        });
+    }
+
+    /**
+     * testSend
+     * 
+     * @return void
+     */
+    public function testSend()
+    {
+        $contract = $this->contract;
+
+        if (!isset($this->accounts[0])) {
+            $fromAccount = '0x407d73d8a49eeb85d32cf465507dd71d507100c1';
+        } else {
+            $fromAccount = $this->accounts[0];
+        }
+        if (!isset($this->accounts[1])) {
+            $toAccount = '0x407d73d8a49eeb85d32cf465507dd71d507100c2';
+        } else {
+            $toAccount = $this->accounts[1];
+        }
+        $contract->new(10000, 'Game Token', 1, 'GT', [
+            'from' => $fromAccount,
+            'gas' => '0x200b20'
+        ], function ($err, $result) use ($contract) {
+            if ($err !== null) {
+                // infura api gg
+                return $this->assertTrue($err !== null);
+            }
+            if ($result->result) {
+                echo "\nTransaction has made:) id: " . $result->result . "\n";
+            }
+            $transactionId = $result->result;
+            $this->assertTrue((preg_match('/^0x[a-f0-9]{64}$/', $transactionId) === 1));
+
+            $contract->eth->getTransactionReceipt($transactionId, function ($err, $transaction) {
+                if ($err !== null) {
+                    return $this->fail($err);
+                }
+                if ($transaction->result) {
+                    $this->contractAddress = $transaction->result->contractAddress;
+                    echo "\nTransaction has mind:) block number: " . $transaction->result->blockNumber . "\n";
+                }
+            });
+        });
+        $contract->at($this->contractAddress)->send('transfer', $toAccount, 100, [
+            'from' => $fromAccount
         ], function ($err, $result) use ($contract) {
             if ($err !== null) {
                 // infura api gg