How to use

defaultTo

function

in

LoDashStatic

.replace(/\.\./g, '.')
.split('.')
.map(part => _.defaultTo(_.toNumber(part), part));

alignCommand() {
    // text align [<place id> (left | center | right) (top | middle | bottom) [<rotation>]
    let location = _.defaultTo(this.location, defaults.location)
    let horizontalAlign = _.defaultTo(this.horizontalAlign, defaultsBasedOnLocation[location].horizontalAlign)
    let verticalAlign = _.defaultTo(this.verticalAlign, defaultsBasedOnLocation[location].verticalAlign)

    let parameters = [horizontalAlign, verticalAlign]
    if (this.rotation) parameters.push(this.rotation)

    return `text align ${this.id} ${parameters.join(' ')}`
  }

backgroundCommand() {
    // text backgr [<place id> [ <l_pad> <r_pad> <t_pad> <b_pad> [<red> <green> <blue> <alpha>]]]  // <place id> only deletes backgr entry
    let parameters = ['id', 'backgroundLeftPad', 'backgroundRightPad', 'backgroundTopPad',
      'backgroundBottomPad', 'backgroundRed', 'backgroundGreen', 'backgroundBlue',
      'backgroundAlpha']

    let values = {}
    parameters.forEach(p => { values[p] = _.defaultTo(this[p], defaults[p]) })

    return `text backgr ${parameters.map(f => values[f]).join(' ')}`
  }

placeCommand() {
    // text place [<place id> [<string_id> <font_id> <x> <y> [<red> <green> <blue> [<alpha> [(n | s | e | w | c | ne | nw | se | sw)]]]]]
    let values = { id: this.id }
    values.location = _.defaultTo(this.location, defaults.location)
    values.x = _.defaultTo(this.x, defaultsBasedOnLocation[values.location].x)
    values.y = _.defaultTo(this.y, defaultsBasedOnLocation[values.location].y)

    let colourFields = ['red', 'green', 'blue', 'alpha']
    colourFields.forEach(c => {
      values[c] = _.defaultTo(this[c], defaults[c])
      if (values[c] === 1) values[c] = '1.0'
    })

    let parameters = ['id', 'id', 'id', 'x', 'y', 'red', 'green', 'blue', 'alpha', 'location']
    return `text place ${parameters.map(f => values[f]).join(' ')}`
  }

fontCommand() {
    return `text font ${this.id} ${_.defaultTo(this.fontName, defaults.fontName)} ${_.defaultTo(this.fontSize, defaults.fontSize)}`
  }