bootstrap-vue/src/mixins/form-options.js

BootstrapVue, with over 40 plugins and more than 80 custom components, provides one of the most comprehensive implementations of Bootstrap v4 components and grid system for Vue.js. With extensive and automated WAI-ARIA accessibility markup.

import { stripTags } from '../utils/html'
import { isArray, isPlainObject, isUndefined } from '../utils/inspect'
import { keys } from '../utils/object'

// @vue/component
export default {
  props: {
    options: {
      type: [Array, Object],
      default() {
        return []
      }
    },
    valueField: {
      type: String,
      default: 'value'
    },
    textField: {
      type: String,
      default: 'text'
    },
    htmlField: {
      type: String,
      default: 'html'
    },
    disabledField: {
      type: String,
      default: 'disabled'
    }
  },
  computed: {
    formOptions() {
      const options = this.options
      const valueField = this.valueField
      const textField = this.textField
      const htmlField = this.htmlField
      const disabledField = this.disabledField

      if (isArray(options)) {
        // Normalize flat-ish arrays to Array of Objects
        return options.map(option => {
          if (isPlainObject(option)) {
            const value = option[valueField]
            const text = String(option[textField])
            return {
              value: isUndefined(value) ? text : value,
              text: stripTags(text),
              html: option[htmlField],
              disabled: Boolean(option[disabledField])
            }
          }
          return {
            value: option,
            text: stripTags(String(option)),
            disabled: false
          }
        })
      } else {
        // options is Object
        // Normalize Objects to Array of Objects
        return keys(options).map(key => {
          const option = options[key] || {}
          if (isPlainObject(option)) {
            const value = option[valueField]
            const text = option[textField]
            return {
              value: isUndefined(value) ? key : value,
              text: isUndefined(text) ? stripTags(String(key)) : stripTags(String(text)),
              html: option[htmlField],
              disabled: Boolean(option[disabledField])
            }
          }
          return {
            value: key,
            text: stripTags(String(option)),
            disabled: false
          }
        })
      }
    }
  }
}