@Blog

import RingLoader from "react-spinners/RingLoader";
import { useState } from "react";
import "./App.css";

function PasswordTmp() {
  const [passwordLength, setPasswordLength] = useState(8);
  const [password, setPassword] = useState("");
  const [includeSymbols, setIncludeSymbols] = useState(false);
  const [includeNumbers, setIncludeNumbers] = useState(false);

  function makePassword(passwordLength, includeSymbols, includeNumbers) {
    const lowercase = "abcdefghijklmnopqrstuvwxyz";
    const uppercase = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
    const numbers = "0123456789";
    const symbols = "!@#$%^&*()_+[]{}|;:,.<>?";
    let characters = lowercase + uppercase; // 文字のセットを初期化
    if (includeNumbers) {
      characters += numbers; // 数字を追加
    }
    if (includeSymbols) {
      characters += symbols; // 記号を追加
    }
    let result = remakePassword(characters,includeNumbers,includeSymbols);
    setPassword(result);
  }

  function remakePassword(characters,includeNumbers,includeSymbols){
    let passwords = "";
    let NumbersChecking = true;
    let SymbolsChecking = true;
    for (let i = 0; i < passwordLength; i++) {
      const randomIndex = Math.floor(Math.random() * characters.length);
      passwords += characters[randomIndex]; // ランダムな文字を選択
    }
    if (includeNumbers) {
      NumbersChecking = passwords.match(/[0-9]/g) ? true : false;
    }
    if (includeSymbols) {
      SymbolsChecking = passwords.match(/[\!@#\$%\^&\*\(\)_\+\[\]\{\}\|;:\,\.<>\?]/g) ? true :false;
    }
    return NumbersChecking && SymbolsChecking?passwords:remakePassword(characters,includeNumbers,includeSymbols);
  }


  return (
    <>
      <div>
        <h1>パスワード生成</h1>
        <p>
          <input
            type="number"
            value={passwordLength}
            placeholder="パスワードの長さ"
            max={99}
            min={3}
            onChange={(e) => setPasswordLength(e.target.value)}
          />
        </p>
        <p>
          <input id={'Symbols'}
            type="checkbox"
            value={1}
            checked={includeSymbols}
            onChange={(e) => setIncludeSymbols(e.target.checked)}
          />
          <label for={'Symbols'}>記号を含める</label>
        </p>
        <p>
          <input id={'Numbers'}
            type="checkbox"
            value={1}
            checked={includeNumbers}
            onChange={(e) => setIncludeNumbers(e.target.checked)}
          />
          <label for={'Numbers'}>数字を含める</label>
        </p>
        <button
          className="btn"
          onClick={() =>
            makePassword(passwordLength, includeSymbols, includeNumbers)
          }
        >
          パスワードを生成
        </button>
        <button
          className="btn"
          onClick={() => navigator.clipboard.writeText(password)}
        >
          パスワードをコピー
        </button>
        <p>生成されたパスワード: {password}</p>
        <p>パスワードの長さ: {passwordLength}</p>
        <p>記号を含める: {includeSymbols ? "はい" : "いいえ"}</p>
        <p>数字を含める: {includeNumbers ? "はい" : "いいえ"}</p>
      </div>
    </>
  );
}

export default PasswordTmp;

import RingLoader from "react-spinners/RingLoader";
import { useState } from "react";
import "./App.css";

function PasswordTmp() {
  const [passwordLength, setPasswordLength] = useState(8);
  const [password, setPassword] = useState("");
  const [includeSymbols, setIncludeSymbols] = useState(false);
  const [includeNumbers, setIncludeNumbers] = useState(false);

  function makePassword(passwordLength, includeSymbols, includeNumbers) {
    const lowercase = "abcdefghijklmnopqrstuvwxyz";
    const uppercase = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
    const numbers = "0123456789";
    const symbols = "!@#$%^&*()_+[]{}|;:,.<>?";
    let characters = lowercase + uppercase; // 文字のセットを初期化
    if (includeNumbers) {
      characters += numbers; // 数字を追加
    }
    if (includeSymbols) {
      characters += symbols; // 記号を追加
    }
    let passwords = "";
    for (let i = 0; i < passwordLength; i++) {
      const randomIndex = Math.floor(Math.random() * characters.length);
      passwords += characters[randomIndex]; // ランダムな文字を選択
    }
    setPassword(passwords); // パスワードを更新
  }

  return (
    <>
      <div>
        <h1>パスワード生成</h1>
        <p>
          <input
            type="number"
            value={passwordLength}
            placeholder="パスワードの長さ"
            max={99}
            min={3}
            onChange={(e) => setPasswordLength(e.target.value)}
          />
        </p>
        <p>
          <input id={'Symbols'}
            type="checkbox"
            value={1}
            checked={includeSymbols}
            onChange={(e) => setIncludeSymbols(e.target.checked)}
          />
          <label for={'Symbols'}>記号を含める</label>
        </p>
        <p>
          <input id={'Numbers'}
            type="checkbox"
            value={1}
            checked={includeNumbers}
            onChange={(e) => setIncludeNumbers(e.target.checked)}
          />
          <label for={'Numbers'}>数字を含める</label>
        </p>
        <button
          className="btn"
          onClick={() =>
            makePassword(passwordLength, includeSymbols, includeNumbers)
          }
        >
          パスワードを生成
        </button>
        <button
          className="btn"
          onClick={() => navigator.clipboard.writeText(password)}
        >
          パスワードをコピー
        </button>
        <p>生成されたパスワード: {password}</p>
        <p>パスワードの長さ: {passwordLength}</p>
        <p>記号を含める: {includeSymbols ? "はい" : "いいえ"}</p>
        <p>数字を含める: {includeNumbers ? "はい" : "いいえ"}</p>
      </div>
    </>
  );
}

export default PasswordTmp;