1import fs from 'fs'
2import stripAnsi from 'strip-ansi'
3import { isDirectlyRun } from '../../serverF/isDirectlyRunF.mts'
4import { betLog } from '../../sharedF/betterConsLogF.mts'
5
6var term = 13
7
8function create(config?: any) {
9  config = config || {}
10  var sigint = config.sigint
11  var eot = config.eot
12  var autocomplete = config.autocomplete =
13    config.autocomplete || function(){return []}
14  var history = config.history
15  prompt.history = history || {save: function(){}}
16  prompt.hide = function (ask: any) { return prompt(ask, undefined, {echo: ''}) }
17
18  return prompt
19
20  function prompt(ask?: any, value?: any, opts?: any) {
21    var insert = 0, savedinsert = 0, res, i, savedstr
22    opts = opts || {}
23
24    if (Object(ask) === ask) {
25      opts = ask
26      ask = opts.ask
27    } else if (Object(value) === value) {
28      opts = value
29      value = opts.value
30    }
31    ask = ask || ''
32    var echo = opts.echo
33    var masked = 'echo' in opts
34    autocomplete = opts.autocomplete || autocomplete
35
36    var fd = (process.platform === 'win32') ?
37      process.stdin.fd :
38      fs.openSync('/dev/tty', 'rs')
39
40    var wasRaw = process.stdin.isRaw
41    if (!wasRaw) { process.stdin.setRawMode && process.stdin.setRawMode(true) }
42
43    var buf = Buffer.alloc(3)
44    var str = '', character, read
45
46    savedstr = ''
47
48    if (ask) {
49      process.stdout.write(ask)
50    }
51
52    var cycle = 0
53    var prevComplete
54    var prevLines = 1
55
56    while (true) {
57      read = fs.readSync(fd as number, buf, 0, 3, null)
58      if (read > 1) {
59        switch(buf.toString()) {
60          case '\u001b[A':
61            if (masked) break
62            if (!history) break
63            if (history.atStart()) break
64
65            if (history.atEnd()) {
66              savedstr = str
67              savedinsert = insert
68            }
69            str = history.prev()
70            insert = str.length
71            process.stdout.write('\u001b[2K\u001b[0G' + ask + str)
72            break
73          case '\u001b[B':
74            if (masked) break
75            if (!history) break
76            if (history.pastEnd()) break
77
78            if (history.atPenultimate()) {
79              str = savedstr
80              insert = savedinsert
81              history.next()
82            } else {
83              str = history.next()
84              insert = str.length
85            }
86            process.stdout.write('\u001b[2K\u001b[0G'+ ask + str + '\u001b['+(insert+ask.length+1)+'G')
87            break
88          case '\u001b[D':
89            if (masked) break
90            var before = insert
91            insert = (--insert < 0) ? 0 : insert
92            if (before - insert)
93              process.stdout.write('\u001b[1D')
94            break
95          case '\u001b[C':
96            if (masked) break
97            insert = (++insert > str.length) ? str.length : insert
98            process.stdout.write('\u001b[' + (insert+ask.length+1) + 'G')
99            break
100          default:
101            if (buf.toString()) {
102              str = str + buf.toString()
103              str = str.replace(/\0/g, '')
104              insert = str.length
105              promptPrint(masked, ask, echo, str, insert, prevLines)
106              prevLines = Math.ceil((stripAnsi(ask).length + str.length) / (process.stdout.columns || 80)) || 1
107              process.stdout.write('\u001b[' + (insert+ask.length+1) + 'G')
108              buf = Buffer.alloc(3)
109            }
110        }
111        continue
112      }
113
114      character = buf[read-1]
115
116      if (character == 3){
117        process.stdout.write('^C\n')
118        fs.closeSync(fd)
119
120        if (sigint) process.exit(130)
121
122        process.stdin.setRawMode && process.stdin.setRawMode(wasRaw)
123
124        process.exit(130)
125      }
126
127      if (character == 4) {
128        if (str.length == 0 && eot) {
129          process.stdout.write('exit\n')
130          process.exit(0)
131        }
132      }
133
134      if (character == term) {
135        fs.closeSync(fd)
136        if (!history) break
137        if (!masked && str.length) history.push(str)
138        history.reset()
139        break
140      }
141
142      if (character == 9) {
143        res = autocomplete(str)
144
145        if (str == res[0]) {
146          res = autocomplete('')
147        } else {
148          prevComplete = res.length
149        }
150
151        if (res.length == 0) {
152          process.stdout.write('\t')
153          continue
154        }
155
156        var item = res[cycle++] || res[cycle = 0, cycle++]
157
158        if (item) {
159          process.stdout.write('\r\u001b[K' + ask + item)
160          str = item
161          insert = item.length
162        }
163      }
164
165      if (character == 127 || (process.platform == 'win32' && character == 8)) {
166        if (!insert) continue
167        str = str.slice(0, insert-1) + str.slice(insert)
168        insert--
169        process.stdout.write('\u001b[2D')
170      } else {
171        if ((character < 32 ) || (character > 126))
172            continue
173        str = str.slice(0, insert) + String.fromCharCode(character) + str.slice(insert)
174        insert++
175      }
176
177      promptPrint(masked, ask, echo, str, insert, prevLines)
178      prevLines = Math.ceil((stripAnsi(ask).length + str.length) / (process.stdout.columns || 80)) || 1
179
180    }
181
182    process.stdout.write('\n')
183
184    process.stdin.setRawMode && process.stdin.setRawMode(wasRaw)
185
186    return str || value || ''
187  }
188
189
190  function promptPrint(masked: any, ask: any, echo: any, str: any, insert: any, prevLines: any) {
191    if (masked) {
192        process.stdout.write('\u001b[2K\u001b[0G' + ask + Array(str.length+1).join(echo))
193    } else {
194      process.stdout.write('\r')
195      
196      if (prevLines > 1) {
197        process.stdout.write(`\u001b[${prevLines - 1}A`)
198      }
199      
200      process.stdout.write('\u001b[0J')
201      
202      process.stdout.write(ask + str)
203      
204      var askLength = stripAnsi(ask).length
205      var totalLength = askLength + insert
206      var termWidth = process.stdout.columns || 80
207      var targetRow = Math.floor(totalLength / termWidth)
208      var targetCol = totalLength % termWidth
209      
210      var currentRow = Math.floor((askLength + str.length) / termWidth)
211      
212      if (currentRow > targetRow) {
213        process.stdout.write(`\u001b[${currentRow - targetRow}A`)
214      }
215      
216      process.stdout.write(`\r\u001b[${targetCol}C`)
217    }
218  }
219}
220
221export const promptSync = create()
222
223if (isDirectlyRun(import.meta.url)) {
224  const answerS = promptSync(`pls type your debug info: `)
225  betLog({answerS})
226}