From 5febe81d56a59b03029e93db35ceaa00f578aded Mon Sep 17 00:00:00 2001
From: 0xAA <d0u.gie@hotmail.com>
Date: Sat, 28 Sep 2024 13:36:50 +0800
Subject: [PATCH] Update Call.sol ja version

---
 Languages/ja/22_Call_ja/Call.sol | 55 +++++++++++++++-----------------
 1 file changed, 25 insertions(+), 30 deletions(-)

diff --git a/Languages/ja/22_Call_ja/Call.sol b/Languages/ja/22_Call_ja/Call.sol
index af1c98eb6..45167a67c 100644
--- a/Languages/ja/22_Call_ja/Call.sol
+++ b/Languages/ja/22_Call_ja/Call.sol
@@ -2,61 +2,56 @@
 pragma solidity ^0.8.21;
 
 contract OtherContract {
-    uint256 private _x = 0; // 状态变量x
-    // 收到eth事件，记录amount和gas
-    event Log(uint amount, uint gas);
+    uint256 private _x = 0; // 状態変数_x
+    // ethを受け取るイベント、amountとgasを記録
 
-    fallback() external payable{}
+    event Log(uint256 amount, uint256 gas);
 
-    // 返回合约ETH余额
-    function getBalance() view public returns(uint) {
+    fallback() external payable {}
+
+    // コントラクトのETH残高を返す関数
+    function getBalance() public view returns (uint256) {
         return address(this).balance;
     }
 
-    // 可以调整状态变量_x的函数，并且可以往合约转ETH (payable)
-    function setX(uint256 x) external payable{
+    // _xの値を設定できる関数。同時にコントラクトへETHを送信することもできる(payable)
+    function setX(uint256 x) external payable {
         _x = x;
-        // 如果转入ETH，则释放Log事件
-        if(msg.value > 0){
+        // もしETHの送信がある場合のみLogイベントを放出
+        if (msg.value > 0) {
             emit Log(msg.value, gasleft());
         }
     }
 
-    // 读取x
-    function getX() external view returns(uint x){
+    // xの値を取得する関数
+    function getX() external view returns (uint256 x) {
         x = _x;
     }
 }
 
-contract Call{
-    // 定义Response事件，输出call返回的结果success和data
+contract Call {
+    // Response イベントは`call`の結果`success`と`data`を出力します
     event Response(bool success, bytes data);
 
     function callSetX(address payable _addr, uint256 x) public payable {
-        // call setX()，同时可以发送ETH
-        (bool success, bytes memory data) = _addr.call{value: msg.value}(
-            abi.encodeWithSignature("setX(uint256)", x)
-        );
+        // setX()をcallし、ETHを送信
+        (bool success, bytes memory data) = _addr.call{value: msg.value}(abi.encodeWithSignature("setX(uint256)", x));
 
-        emit Response(success, data); //释放事件
+        emit Response(success, data); // イベントを放出
     }
 
-    function callGetX(address _addr) external returns(uint256){
+    function callGetX(address _addr) external returns (uint256) {
         // call getX()
-        (bool success, bytes memory data) = _addr.call(
-            abi.encodeWithSignature("getX()")
-        );
+        (bool success, bytes memory data) = _addr.call(abi.encodeWithSignature("getX()"));
 
-        emit Response(success, data); //释放事件
+        emit Response(success, data); // イベントを放出
         return abi.decode(data, (uint256));
     }
 
-    function callNonExist(address _addr) external{
-        // call 不存在的函数
-        (bool success, bytes memory data) = _addr.call(
-            abi.encodeWithSignature("foo(uint256)")
-        );
+    function callNonExist(address _addr) external {
+        // 存在しない関数を呼び出す
+        (bool success, bytes memory data) = _addr.call(abi.encodeWithSignature("foo(uint256)"));
 
-        emit Response(success, data); //释放事件
+        emit Response(success, data); // イベントを放出
     }
 }