Date Prompt Improvements (#141)

.gitignore

@@ -1,3 +1,5 @@
 node_modules
 .DS_Store
 dist
+
+\.idea/

example.js

@@ -13,6 +13,13 @@ let interval;
             initial: `terkelg`,
             format: v => `@${v}`
         },
+        {
+            type: 'date',
+            name: 'birthday',
+            message: `What's your birth day?`,
+            mask: '"Year:" YYYY, "Month:" MM, "Day:" DD \\\\\\\\||// \\Hour: HH, \\Minute: mm, "Seconds:" ss',
+            validate: date => date > Date.now() ? `Your birth day can't be in the future` : true
+        },
         {
             type: 'number',
             name: 'age',

lib/dateparts/datepart.js

@@ -0,0 +1,35 @@
+'use strict';
+
+class DatePart {
+  constructor({token, date, parts, locales}) {
+    this.token = token;
+    this.date = date || new Date();
+    this.parts = parts || [this];
+    this.locales = locales || {};
+  }
+
+  up() {}
+
+  down() {}
+
+  next() {
+    const currentIdx = this.parts.indexOf(this);
+    return this.parts.find((part, idx) => idx > currentIdx && part instanceof DatePart);
+  }
+
+  setTo(val) {}
+
+  prev() {
+    let parts = [].concat(this.parts).reverse();
+    const currentIdx = parts.indexOf(this);
+    return parts.find((part, idx) => idx > currentIdx && part instanceof DatePart);
+  }
+
+  toString() {
+    return String(this.date);
+  }
+}
+
+module.exports = DatePart;
+
+

lib/dateparts/day.js

@@ -0,0 +1,42 @@
+'use strict';
+
+const DatePart = require('./datepart');
+
+const pos = n => {
+  n = n % 10;
+  return n === 1 ? 'st'
+       : n === 2 ? 'nd'
+       : n === 3 ? 'rd'
+       : 'th';
+}
+
+class Day extends DatePart {
+  constructor(opts={}) {
+    super(opts);
+  }
+
+  up() {
+    this.date.setDate(this.date.getDate() + 1);
+  }
+
+  down() {
+    this.date.setDate(this.date.getDate() - 1);
+  }
+
+  setTo(val) {
+    this.date.setDate(parseInt(val.substr(-2)));
+  }
+
+  toString() {
+    let date = this.date.getDate();
+    let day = this.date.getDay();
+    return this.token === 'DD' ? String(date).padStart(2, '0')
+         : this.token === 'Do' ? date + pos(date)
+         : this.token === 'd' ? day + 1
+         : this.token === 'ddd' ? this.locales.weekdaysShort[day]
+         : this.token === 'dddd' ? this.locales.weekdays[day]
+         : date;
+  }
+}
+
+module.exports = Day;

lib/dateparts/hours.js

@@ -0,0 +1,30 @@
+'use strict';
+
+const DatePart = require('./datepart');
+
+class Hours extends DatePart {
+  constructor(opts={}) {
+    super(opts);
+  }
+
+  up() {
+    this.date.setHours(this.date.getHours() + 1);
+  }
+
+  down() {
+    this.date.setHours(this.date.getHours() - 1);
+  }
+
+  setTo(val) {
+    this.date.setHours(parseInt(val.substr(-2)));
+  }
+
+  toString() {
+    let hours = this.date.getHours();
+    if (/h/.test(this.token))
+      hours = (hours % 12) || 12;
+    return this.token.length > 1 ? String(hours).padStart(2, '0') : hours;
+  }
+}
+
+module.exports = Hours;

lib/dateparts/index.js

@@ -0,0 +1,13 @@
+'use strict';
+
+module.exports = {
+  DatePart: require('./datepart'),
+  Meridiem: require('./meridiem'),
+  Day: require('./day'),
+  Hours: require('./hours'),
+  Milliseconds: require('./milliseconds'),
+  Minutes: require('./minutes'),
+  Month: require('./month'),
+  Seconds: require('./seconds'),
+  Year: require('./year'),
+}

lib/dateparts/meridiem.js

@@ -0,0 +1,24 @@
+'use strict';
+
+const DatePart = require('./datepart');
+
+class Meridiem extends DatePart {
+  constructor(opts={}) {
+    super(opts);
+  }
+
+  up() {
+    this.date.setHours((this.date.getHours() + 12) % 24);
+  }
+
+  down() {
+    this.up();
+  }
+
+  toString() {
+    let meridiem = this.date.getHours() > 12 ? 'pm' : 'am';
+    return /\A/.test(this.token) ? meridiem.toUpperCase() : meridiem;
+  }
+}
+
+module.exports = Meridiem;

lib/dateparts/milliseconds.js

@@ -0,0 +1,28 @@
+'use strict';
+
+const DatePart = require('./datepart');
+
+class Milliseconds extends DatePart {
+  constructor(opts={}) {
+    super(opts);
+  }
+
+  up() {
+    this.date.setMilliseconds(this.date.getMilliseconds() + 1);
+  }
+
+  down() {
+    this.date.setMilliseconds(this.date.getMilliseconds() - 1);
+  }
+
+  setTo(val) {
+    this.date.setMilliseconds(parseInt(val.substr(-(this.token.length))));
+  }
+
+  toString() {
+    return String(this.date.getMilliseconds()).padStart(4, '0')
+                                              .substr(0, this.token.length);
+  }
+}
+
+module.exports = Milliseconds;

lib/dateparts/minutes.js

@@ -0,0 +1,28 @@
+'use strict';
+
+const DatePart = require('./datepart');
+
+class Minutes extends DatePart {
+  constructor(opts={}) {
+    super(opts);
+  }
+
+  up() {
+    this.date.setMinutes(this.date.getMinutes() + 1);
+  }
+
+  down() {
+    this.date.setMinutes(this.date.getMinutes() - 1);
+  }
+
+  setTo(val) {
+    this.date.setMinutes(parseInt(val.substr(-2)));
+  }
+
+  toString() {
+    let m = this.date.getMinutes();
+    return this.token.length > 1 ? String(m).padStart(2, '0') : m;
+  }
+}
+
+module.exports = Minutes;

lib/dateparts/month.js

@@ -0,0 +1,33 @@
+'use strict';
+
+const DatePart = require('./datepart');
+
+class Month extends DatePart {
+  constructor(opts={}) {
+    super(opts);
+  }
+
+  up() {
+    this.date.setMonth(this.date.getMonth() + 1);
+  }
+
+  down() {
+    this.date.setMonth(this.date.getMonth() - 1);
+  }
+
+  setTo(val) {
+    val = parseInt(val.substr(-2)) - 1;
+    this.date.setMonth(val < 0 ? 0 : val);
+  }
+
+  toString() {
+    let month = this.date.getMonth();
+    let tl = this.token.length;
+    return tl === 2 ? String(month + 1).padStart(2, '0')
+           : tl === 3 ? this.locales.monthsShort[month]
+             : tl === 4 ? this.locales.months[month]
+               : String(month + 1);
+  }
+}
+
+module.exports = Month;

lib/dateparts/seconds.js

@@ -0,0 +1,28 @@
+'use strict';
+
+const DatePart = require('./datepart');
+
+class Seconds extends DatePart {
+  constructor(opts={}) {
+    super(opts);
+  }
+
+  up() {
+    this.date.setSeconds(this.date.getSeconds() + 1);
+  }
+
+  down() {
+    this.date.setSeconds(this.date.getSeconds() - 1);
+  }
+
+  setTo(val) {
+    this.date.setSeconds(parseInt(val.substr(-2)));
+  }
+
+  toString() {
+    let s = this.date.getSeconds();
+    return this.token.length > 1 ? String(s).padStart(2, '0') : s;
+  }
+}
+
+module.exports = Seconds;

lib/dateparts/year.js

@@ -0,0 +1,28 @@
+'use strict';
+
+const DatePart = require('./datepart');
+
+class Year extends DatePart {
+  constructor(opts={}) {
+    super(opts);
+  }
+
+  up() {
+    this.date.setFullYear(this.date.getFullYear() + 1);
+  }
+
+  down() {
+    this.date.setFullYear(this.date.getFullYear() - 1);
+  }
+
+  setTo(val) {
+    this.date.setFullYear(val.substr(-4));
+  }
+
+  toString() {
+    let year = String(this.date.getFullYear()).padStart(4, '0');
+    return this.token.length === 2 ? year.substr(-2) : year;
+  }
+}
+
+module.exports = Year;

lib/elements/confirm.js

@@ -66,7 +66,7 @@ class ConfirmPrompt extends Prompt {
 
   render() {
     if (this.closed) return;
-    if (this.first) this.out.write(cursor.hide);
+    if (this.firstRender) this.out.write(cursor.hide);
     super.render();
 
     this.out.write(