Custom and Colorful DatePicker using ReactJs

Html

#app

#app

Scss

$line-color: #fff;
$font-color: $line-color;
$font-color-emphasis: #F8CA00;
$highlight-color-background: lighten(#8A9B0F, 5%);
$app-color-background: darken(#490A3D, 7%);
$calendar-color-background: #BD1550;
$calendar-color-alt-background: #E97F02;
$calendar-padding: 10px;

html, body {
  height: 100%;
}

body {
  margin: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  
  background: linear-gradient(darken($app-color-background, 20%), $app-color-background),
    linear-gradient(90deg, lighten($app-color-background, 2%), transparent),
    linear-gradient(-90deg, darken($app-color-background, 2%), transparent);

  background-blend-mode: screen;
  background-size: cover;
}

#app {
  margin-top: 30vh;
  height: 100%;
}

.date-picker {
  position: relative;
  color: $font-color;
  width: 240px;
  box-sizing: border-box;
  font-family: 'Nunito Sans', sans-serif;
}

.date-picker__date-selection {
  padding: 10px;
  font-size: 24px;
  display: flex;
  cursor: pointer;
}

.date-picker__input {
  width: 100%;
  font-size: 16px;
  font-family: inherit;
  margin-left: 1em;
  border: none;
  border-bottom: 2px solid $line-color;
  cursor: inherit;
  background: inherit;
  color: inherit;
  
  &:focus {
    outline: none;
  }
  
  &::placeholder {
    color: inherit;
    opacity: 0.7;
  }
}

.date-picker__calendar {
  position: absolute;
}

.calendar {
  box-sizing: border-box;
  width: inherit;
  min-height: 17em;
  padding: $calendar-padding;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  color: $font-color;
  font-size: 14px;
  border: 1px solid $line-color;
  border-radius: 5px;
  user-select: none;
  background: $calendar-color-background;
  box-shadow: 0 8px 15px rgba(0, 0, 0, 0.1);
  font-family: 'Nunito Sans', sans-serif;
}

.calendar__controls-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  text-align: center;
  padding-bottom: 0.5em;
  font-weight: bold;
  
  .fas {
    cursor: pointer;
  }
}

.calendar__controls {
  align-self: stretch;
  display: flex;
  
  .fas {
    display: flex;
    align-items: center;
    justify-content: center;
  }
}

.calendar__week,
.calendar__days-of-week {
  display: flex;
  justify-content: space-between;
}

.calendar__days-of-week {
  font-weight: bold;
  border-bottom: 1px solid $line-color;
  border-top: 1px solid $line-color;
  margin-bottom: 0.5em;
  margin-left: -$calendar-padding;
  margin-right: -$calendar-padding;
  padding: 0 $calendar-padding;
  background: $calendar-color-alt-background;
}

.calendar__day,
.calendar__day-of-week,
.calendar__month-with-year,
.calendar__controls .fas {
  text-align: center;
  min-width: 1.2em;
  padding: 0.2em;
}

.calendar__day,
.calendar__month-with-year,
.calendar__controls .fas {
  cursor: pointer;
  border-radius: 5px;
  transition: all 0.3s;
  
  &:hover {
    background: $highlight-color-background;
  }
}

.calendar__day--pale {
  color: rgba($font-color, 0.5);
}

.calendar__day--emphasize {
  font-weight: bold;
  color: $font-color-emphasis;
}

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$line-color: #fff;

$font-color: $line-color;

$font-color-emphasis: #F8CA00;

$highlight-color-background: lighten(#8A9B0F, 5%);

$app-color-background: darken(#490A3D, 7%);

$calendar-color-background: #BD1550;

$calendar-color-alt-background: #E97F02;

$calendar-padding: 10px;

html, body {

height: 100%;

}

body {

margin: 0;

display: flex;

flex-direction: column;

align-items: center;

background: linear-gradient(darken($app-color-background, 20%), $app-color-background),

linear-gradient(90deg, lighten($app-color-background, 2%), transparent),

linear-gradient(-90deg, darken($app-color-background, 2%), transparent);

background-blend-mode: screen;

background-size: cover;

}

#app {

margin-top: 30vh;

height: 100%;

}

.date-picker {

position: relative;

color: $font-color;

width: 240px;

box-sizing: border-box;

font-family: 'Nunito Sans', sans-serif;

}

.date-picker__date-selection {

padding: 10px;

font-size: 24px;

display: flex;

cursor: pointer;

}

.date-picker__input {

width: 100%;

font-size: 16px;

font-family: inherit;

margin-left: 1em;

border: none;

border-bottom: 2px solid $line-color;

cursor: inherit;

background: inherit;

color: inherit;

&:focus {

outline: none;

}

&::placeholder {

color: inherit;

opacity: 0.7;

}

.date-picker__calendar {

position: absolute;

}

.calendar {

box-sizing: border-box;

width: inherit;

min-height: 17em;

padding: $calendar-padding;

display: flex;

flex-direction: column;

justify-content: space-between;

color: $font-color;

font-size: 14px;

border: 1px solid $line-color;

border-radius: 5px;

user-select: none;

background: $calendar-color-background;

box-shadow: 0 8px 15px rgba(0, 0, 0, 0.1);

font-family: 'Nunito Sans', sans-serif;

}

.calendar__controls-row {

display: flex;

justify-content: space-between;

align-items: center;

text-align: center;

padding-bottom: 0.5em;

font-weight: bold;

.fas {

cursor: pointer;

}

.calendar__controls {

align-self: stretch;

display: flex;

.fas {

display: flex;

align-items: center;

justify-content: center;

}

.calendar__week,

.calendar__days-of-week {

display: flex;

justify-content: space-between;

}

.calendar__days-of-week {

font-weight: bold;

border-bottom: 1px solid $line-color;

border-top: 1px solid $line-color;

margin-bottom: 0.5em;

margin-left: -$calendar-padding;

margin-right: -$calendar-padding;

padding: 0 $calendar-padding;

background: $calendar-color-alt-background;

}

.calendar__day,

.calendar__day-of-week,

.calendar__month-with-year,

.calendar__controls .fas {

text-align: center;

min-width: 1.2em;

padding: 0.2em;

}

.calendar__day,

.calendar__month-with-year,

.calendar__controls .fas {

cursor: pointer;

border-radius: 5px;

transition: all 0.3s;

&:hover {

background: $highlight-color-background;

}

.calendar__day--pale {

color: rgba($font-color, 0.5);

}

.calendar__day--emphasize {

font-weight: bold;

color: $font-color-emphasis;

}

console.clear();

// Helpers
const getDaysForCalendar = (date = new Date(), calendarSize = 42) => {
  const visibleCalendarDays = [];
  const monthStartDate = dateFns.startOfMonth(date);
  const monthEndDate = dateFns.endOfMonth(date);
  const monthStartDayOfWeek = monthStartDate.getDay();
  const daysInMonth = dateFns.getDaysInMonth(date);
  const numOfDaysToAddBefore = monthStartDayOfWeek - 1;
  const calendarStartDate = dateFns.subDays(
    monthStartDate,
    numOfDaysToAddBefore
  );
  const calendarEndDate = dateFns.addDays(
    monthEndDate,
    calendarSize - daysInMonth - numOfDaysToAddBefore
  );

  dateFns
    .eachDay(calendarStartDate, calendarEndDate)
    .forEach(date => visibleCalendarDays.push(date));

  return visibleCalendarDays;
};

const getDaysByWeek = (days = []) => {
  const DAYS_IN_WEEK = 7;
  const result = [];
  let weekOfDays = [];

  days.forEach(day => {
    if (weekOfDays.length === DAYS_IN_WEEK) {
      result.push(weekOfDays);
      weekOfDays = [];
    }

    weekOfDays.push(day);
  });

  result.push(weekOfDays);
  return result;
};

const getMonthAsWord = date => date.toString().split(' ')[1];



// View
class Calendar extends React.Component {
  constructor(props) {
    super(props);
    this.state = { date: props.date };
  }
  
  addMonth = () => this.setState({ date: dateFns.addMonths(this.state.date, 1) });
  subMonth = () => this.setState({ date: dateFns.subMonths(this.state.date, 1) });
  addYear = () => this.setState({ date: dateFns.addYears(this.state.date, 1 ) });
  subYear = () => this.setState({ date: dateFns.subYears(this.state.date, 1 ) });
  showCurrentDate = () => this.setState({ date: new Date() });
  
  renderControls() {
    const { date } = this.state;
    return (
      <div className="calendar__controls-row">
        <div className="calendar__controls">
          <i className="fas fa-angle-left" onClick={this.subMonth}></i>
          <i className="fas fa-angle-double-left" onClick={this.subYear}></i>
        </div>
        <div
          className="calendar__month-with-year"
          onClick={this.showCurrentDate}
        >
          {getMonthAsWord(date)}{' '}{date.getFullYear()}
        </div>
        <div className="calendar__controls">
          <i className="fas fa-angle-double-right" onClick={this.addYear}></i>
          <i className="fas fa-angle-right" onClick={this.addMonth}></i>
        </div>
      </div>
    );
  }
  
  renderDaysOfWeek() {
    return (
      <div className="calendar__days-of-week">
        {['M', 'T', 'W', 'T', 'F', 'S', 'S'].map((letter, i) => (
          <div className="calendar__day-of-week" key={i}>{letter}</div>
        ))}
      </div>
    );
  }
  
  renderDate(date) {
    return (
      <div
        className={classNames(
          'calendar__day',
          {
            'calendar__day--pale': !dateFns.isSameMonth(date, this.state.date),
            'calendar__day--emphasize': dateFns.isToday(date)
          }
        )}
        onClick={() => this.props.onDatePick(date)}
        key={date}
      >
        {date.getDate()}
      </div>
    );
  }
  
  render() {
    const weeksWithDaysInside = getDaysByWeek(getDaysForCalendar(this.state.date));
    
    return (
      <div className={classNames('calendar', this.props.className)}>
        {this.renderControls()}
        {this.renderDaysOfWeek()}
        {weeksWithDaysInside.map((week, i) => (
          <div className="calendar__week" key={i}>
            {week.map(this.renderDate, this)}
          </div>
        ))}
      </div>
    );
  }
}

class DatePicker extends React.Component {
  static defaultProps = {
    dateFormat: 'DD.MM.YYYY'
  };

  constructor() {
    super();
    
    this.state = {
      isCalendarOpen: false,
      selectedDate: null
    };
  }
  
  handleClick = event => {
    event.preventDefault();
    event.target.blur();
    this.setState({ isCalendarOpen: !this.state.isCalendarOpen });
  };

  handleDatePick = date => {
    this.setState({
      isCalendarOpen: false,
      selectedDate: date
    });
    this.props.onDatePick(date);
  };
  
  render() {
    const { onDatePick, dateFormat } = this.props;
    const { isCalendarOpen, selectedDate } = this.state;
    
    return (
      <div className="date-picker">
        <div className="date-picker__date-selection" onClick={this.handleClick}>
          <i className="far fa-calendar-alt"></i>
          <input
            className="date-picker__input"
            type="text"
            placeholder="Select Date"
            value={selectedDate && dateFns.format(selectedDate, dateFormat)}
          />
        </div>
        {isCalendarOpen &&
          <Calendar
            className="date-picker__calendar"
            date={selectedDate || new Date()}
            onDatePick={this.handleDatePick}
          />
        }
      </div>
    );
  }
}

ReactDOM.render(
  <DatePicker onDatePick={date => console.log(date.toString())} />,
  document.getElementById('app')
);





new Footer().appendToDocument().stylize({
  footer: {
    background: 'rgba(11, 11, 11, 0.2)',
    color: '#666'
  }
});

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console.clear();

// Helpers

const getDaysForCalendar = (date = new Date(), calendarSize = 42) => {

const visibleCalendarDays = [];

const monthStartDate = dateFns.startOfMonth(date);

const monthEndDate = dateFns.endOfMonth(date);

const monthStartDayOfWeek = monthStartDate.getDay();

const daysInMonth = dateFns.getDaysInMonth(date);

const numOfDaysToAddBefore = monthStartDayOfWeek - 1;

const calendarStartDate = dateFns.subDays(

monthStartDate,

numOfDaysToAddBefore

);

const calendarEndDate = dateFns.addDays(

monthEndDate,

calendarSize - daysInMonth - numOfDaysToAddBefore

);

dateFns

.eachDay(calendarStartDate, calendarEndDate)

.forEach(date => visibleCalendarDays.push(date));

return visibleCalendarDays;

};

const getDaysByWeek = (days = []) => {

const DAYS_IN_WEEK = 7;

const result = [];

let weekOfDays = [];

days.forEach(day => {

if (weekOfDays.length === DAYS_IN_WEEK) {

result.push(weekOfDays);

weekOfDays = [];

}

weekOfDays.push(day);

});

result.push(weekOfDays);

return result;

};

const getMonthAsWord = date => date.toString().split(' ')[1];

// View

class Calendar extends React.Component {

constructor(props) {

super(props);

this.state = { date: props.date };

}

addMonth = () => this.setState({ date: dateFns.addMonths(this.state.date, 1) });

subMonth = () => this.setState({ date: dateFns.subMonths(this.state.date, 1) });

addYear = () => this.setState({ date: dateFns.addYears(this.state.date, 1 ) });

subYear = () => this.setState({ date: dateFns.subYears(this.state.date, 1 ) });

showCurrentDate = () => this.setState({ date: new Date() });

renderControls() {

const { date } = this.state;

return (

</div>

<div

className="calendar__month-with-year"

onClick={this.showCurrentDate}

{getMonthAsWord(date)}{' '}{date.getFullYear()}

</div>

</div>

);

}

renderDaysOfWeek() {

return (

{['M', 'T', 'W', 'T', 'F', 'S', 'S'].map((letter, i) => (

<div className="calendar__day-of-week" key={i}>{letter}</div>

))}

</div>

);

}

renderDate(date) {

return (

<div

className={classNames(

'calendar__day',

{

'calendar__day--pale': !dateFns.isSameMonth(date, this.state.date),

'calendar__day--emphasize': dateFns.isToday(date)

}

)}

onClick={() => this.props.onDatePick(date)}

key={date}

{date.getDate()}

</div>

);

}

render() {

const weeksWithDaysInside = getDaysByWeek(getDaysForCalendar(this.state.date));

return (

{this.renderControls()}

{this.renderDaysOfWeek()}

{weeksWithDaysInside.map((week, i) => (

{week.map(this.renderDate, this)}

</div>

))}

</div>

);

}

class DatePicker extends React.Component {

static defaultProps = {

dateFormat: 'DD.MM.YYYY'

};

constructor() {

super();

this.state = {

isCalendarOpen: false,

selectedDate: null

};

}

handleClick = event => {

event.preventDefault();

event.target.blur();

this.setState({ isCalendarOpen: !this.state.isCalendarOpen });

};

handleDatePick = date => {

this.setState({

isCalendarOpen: false,

selectedDate: date

});

this.props.onDatePick(date);

};

render() {

const { onDatePick, dateFormat } = this.props;

const { isCalendarOpen, selectedDate } = this.state;

return (

<input

className="date-picker__input"

type="text"

placeholder="Select Date"

value={selectedDate && dateFns.format(selectedDate, dateFormat)}

</div>

{isCalendarOpen &&

<Calendar

className="date-picker__calendar"

date={selectedDate || new Date()}

onDatePick={this.handleDatePick}

}

</div>

);

}

ReactDOM.render(

<DatePicker onDatePick={date => console.log(date.toString())} />,

document.getElementById('app')

);

new Footer().appendToDocument().stylize({

footer: {

background: 'rgba(11, 11, 11, 0.2)',

color: '#666'

}

});

Source: https://codepen.io/Beaglefoot/pen/OYZXay

Custom and Colorful DatePicker using ReactJs

Custom and Colorful DatePicker using ReactJs

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