Move player.stdio

bin/player.stdio.js

@@ -0,0 +1,62 @@
+#!/usr/bin/env node
+
+/**
+ * @see: https://github.com/curiousdannii/emglken/blob/master/bin/emglken.js
+ */
+
+const fs = require('fs')
+const minimist = require('minimist')
+
+const CheapGlkOte = require('../src/')
+const { handlers } = require('./stdio')
+
+const formats = [
+  {
+    id: 'bocfel',
+    extensions: /z([3458]|blorb)$/,
+    engine: 'bocfel.js',
+  },
+  {
+    id: 'glulxe',
+    extensions: /(gblorb|ulx)$/,
+    engine: 'glulxe.js',
+  },
+  {
+    id: 'git',
+    extensions: /(gblorb|ulx)$/,
+    engine: 'git.js',
+  },
+  {
+    id: 'hugo',
+    extensions: /hex$/,
+    engine: 'hugo.js',
+  },
+  {
+    id: 'tads',
+    extensions: /(gam|t3)$/,
+    engine: 'tads.js',
+  }
+]
+
+
+const argv = minimist(process.argv.slice(2))
+const storyfile = argv._[0]
+
+const format = formats.find(x =>
+  x.extensions.test(storyfile))
+
+if (!format) {
+  console.error('Unknown storyfile format.')
+  process.exit(0)
+}
+
+const { glkInterface, sendFn } = CheapGlkOte(handlers)
+handlers.setSend(sendFn)
+
+const engine = require('emglken/src/' + format.engine)
+const vm = new engine()
+
+vm.prepare(
+  fs.readFileSync(storyfile),
+  glkInterface)
+vm.start()

bin/stdio.js

@@ -0,0 +1,145 @@
+/**
+ * @see: https://github.com/curiousdannii/glkote-term/blob/master/src/glkote-dumb.js
+ */
+
+const readline = require('readline')
+const MuteStream = require('mute-stream')
+const ansiEscapes = require('ansi-escapes')
+
+const stdin = process.stdin
+const stdout = new MuteStream()
+stdout.pipe(process.stdout)
+const rl = readline.createInterface({
+  input: stdin,
+  output: stdout,
+  prompt: ''
+})
+
+let send = _ => _
+
+const setSend = fn => {
+  send = fn
+}
+
+const onInit = () => {
+  if (stdin.isTTY) {
+    stdin.setRawMode(true)
+  }
+  readline.emitKeypressEvents(stdin)
+  rl.resume()
+}
+
+const onUpdateContent = messages =>
+  messages.text.forEach(({ append, content }) => {
+    if (!append) {
+      stdout.write('\n')
+    }
+
+    if (content) {
+      content.forEach(x => {
+        if (x.text === '>') return null
+
+        if (x.style === 'input') {
+          if (stdout.isTTY) {
+            stdout.write(ansiEscapes.eraseLines(2))
+            stdout.write('> ')
+          }
+        }
+
+        stdout.write(
+          typeof x === 'string'
+            ? x
+            : x.text)
+      })
+    }
+  })
+
+const onUpdateInputs = type => {
+  type
+    ? attach_handlers(type)
+    : detach_handlers()
+}
+
+const onExit = () => {
+  detach_handlers()
+  rl.close()
+  stdout.write('\n')
+}
+
+const onDisable = disable =>
+  disable
+    ? detach_handlers()
+    : attach_handlers()
+
+const onFileNameRequest = (tosave, usage, gameid, callback) => {
+  stdout.write('\n')
+  rl.question(
+    'Please enter a file name: ',
+    filename => callback(filename
+      ? { filename, usage }
+      : null))
+}
+
+const onFileRead = (dirent, israw) =>
+  void console.log('onFileRead:', dirent)
+
+const onFileWrite = (dirent, content, israw) =>
+  void console.log('onFileWrite:', dirent, content.length)
+
+const handle_char_input = (str, key) => {
+  const key_replacements = {
+    '\x7F': 'delete',
+    '\t': 'tab',
+  }
+
+  detach_handlers()
+
+  // Make sure this char isn't being remembered for the next line input
+  rl._line_buffer = null
+  rl.line = ''
+
+  // Process special keys
+  const res =
+    key_replacements[str] ||
+    str ||
+    key.name.replace(/f(\d+)/, 'func$1')
+
+  send(res)
+}
+
+const attach_handlers = type => {
+  if (type === 'char') {
+    stdout.mute()
+    stdin.on('keypress', handle_char_input)
+  }
+  if (type === 'line') {
+    rl.on('line', handle_line_input)
+  }
+}
+
+const detach_handlers = () => {
+  stdin.removeListener('keypress', handle_char_input)
+  rl.removeListener('line', handle_line_input)
+  stdout.unmute()
+}
+
+const handle_line_input = line => {
+  if (stdout.isTTY) {
+    stdout.write(ansiEscapes.eraseLines(1))
+  }
+  detach_handlers()
+
+  send(line)
+}
+
+module.exports.handlers = {
+  onInit,
+  onUpdateContent,
+  onDisable,
+  onUpdateInputs,
+  onFileNameRequest,
+  onFileRead,
+  onFileWrite,
+  onExit,
+  setSend
+}