panel - html terminal


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<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <link rel="icon" href="favicon.ico">
  <style>
    body {
      background-color: grey;
      background-attachment: fixed;
      background-position: center;
      background-repeat: no-repeat;
      height: 100%;
      background-color: rgb(36, 42, 49);
      margin: 0;
    }

    h1 {
      text-align: center;
      color: wheat;
      font-family: 'Ubuntu', sans-serif;
      font-weight: bolder;
      font-size: 1em;
      vertical-align: middle;
    }

    #id,
    #command {
      border: 2px solid rgb(196, 196, 194);
      border-radius: 5px;
      padding: 2px;
      font-family: 'Ubuntu', sans-serif;
      background-color: rgb(47, 55, 64);
      color: wheat;
    }

    #logs:focus {
      outline: none !important;
    }

    #id:focus,
    #command:focus {
      font-size: 1rem;
      border: 2px solid rgb(237, 237, 233);
      outline: none !important;
    }

    #id {
      font-size: 0.5rem;
    }

    #command {
      font-size: 1rem;
      margin: 5px 0px 5px 0px;
    }

    #command,
    #logs {
      display: block;
      width: 900px;
      box-sizing: border-box;
    }

    #logs {
      border-radius: 5px;
      background-repeat: no-repeat;
      height: 400px;
      background-color: rgb(47, 55, 64);
      border: 2px solid rgb(196, 196, 194);
      overflow: scroll;
      font-family: Ubuntu, sans-serif;
      color: wheat;
      font-size: 0.7rem;
      padding: 2px;
      letter-spacing: 1px;
      line-height: 7px;
    }

    .center {
      display: flex;
      justify-content: center;
    }

    .vert {
      align-items: center;
    }
  </style>
  <title>panel</title>
</head>

<body>
  <div class="center">
    <div class="vert">
      <div id="logs" cols="30" rows="10" readonly></div>
      <input id="command" type="text" placeholder="js killall" disabled="true">
      <input id="id" type="password" placeholder="password">
    </div>
  </div>
  <script>
    const input = document.querySelector("#command")
    const textarea = document.querySelector("#logs")
    const id = document.querySelector("#id")
    let text = ""

    function tex(t) {
      text = t
      render()
    }
    let w, h = 0
    textarea.onmousedown = function (e) {
      w = e.offsetWidth;
      h = e.offsetHeight;
    }
    textarea.onmouseup = function (e) {
      if (e.offsetWidth === w && e.offsetHeight === h) {
        return
      }
      render()
    }

    id.onkeydown = function (e) {
      if (e.key == "Enter") {
        if (text != "") {
          tex("connecting")
        }
        id.disabled = true
        input.disabled = false
        const websocket = new WebSocket("ws://localhost:4001/connect/" + id.value)

        websocket.onopen = function () {
          console.log("connection opened")
          tex("")
        }

        websocket.onclose = function () {
          console.log("connection closed");
          id.disabled = false
          input.disabled = true
          tex("disconnected")
        }

        websocket.onmessage = function (e) {
          console.log("< " + e.data)
          tex(text + e.data + "<br></br>")
        }

        input.onkeydown = function (e) {
          if (e.key == "Enter") {
            console.log("> " + input.value)
            websocket.send(input.value)
            input.value = ""
          }
        }
      }
    }

    function render() {
      //       let data = `
      // <svg xmlns="http://www.w3.org/2000/svg" width="${textarea.offsetWidth}" height="${textarea.offsetHeight}">
      // <foreignObject width="100%" height="100%">
      // <div xmlns="http://www.w3.org/1999/xhtml" 
      // style="font-family:Ubuntu, sans-serif;color:wheat;font-size:1rem;padding:2px;letter-spacing:1px">
      // ${text}
      // </div>
      // </foreignObject>
      // </svg>`
      //       textarea.style.backgroundImage = "url(" +
      //         URL.createObjectURL(new Blob([data], { type: 'image/svg+xml' }))
      //         + ")"
      textarea.innerHTML = text
      textarea.scrollTop = textarea.scrollHeight
    }

  </script>

</body>

</html>