refactor: separate Terminal instance

app/src/utils/terminal.js

@@ -0,0 +1,51 @@
+import { Terminal } from 'xterm'
+import { FitAddon } from 'xterm-addon-fit'
+import socket from './socket'
+import 'xterm/css/xterm.css'
+
+class SocketTerminal {
+  constructor(rows, cols) {
+    this.term = new Terminal({
+      rendererType: 'canvas', // 渲染类型
+      rows, // 行数
+      cols, // 不指定行数，自动回车后光标从下一行开始
+      convertEol: true, // 启用时，光标将设置为下一行的开头
+      // scrollback: 50, //终端中的回滚量
+      disableStdin: false, // 是否应禁用输入
+      // cursorStyle: "underline", //光标样式
+      cursorBlink: true, // 光标闪烁
+      theme: {
+        foreground: '#ECECEC', // 字体
+        background: '#000000', // 背景色
+        cursor: 'help', // 设置光标
+        lineHeight: 20,
+      },
+    })
+    this.fitAddon = new FitAddon()
+    this.term.loadAddon(this.fitAddon)
+    this.fitAddon.fit()
+    this.socket = socket
+    this.socket.on('terminal', (message) => {
+      this.term.write(message)
+    })
+    this.term.onData((key) => {
+      this.socket.emit('terminal', key)
+    })
+  }
+
+  resizeScreen() {
+    this.fitAddon.fit()
+  }
+
+  mount(reference) {
+    this.term.open(reference)
+    this.term.focus()
+    this.resizeScreen()
+  }
+
+  clear() {
+    this.term.clear()
+  }
+}
+
+export default new SocketTerminal(40, 100)