digitalmarketplace-frontend/dist/digitalmarketplace/components/question-list-multiquestion-client-side/question-list-multiquestion-client-side.bundle.mjs.map

Digital Marketplace Frontend contains assets and components used in Digital Marketplace projects

{"version":3,"file":"question-list-multiquestion-client-side.bundle.mjs","sources":["../../../../src/digitalmarketplace/components/question-list-multiquestion-client-side/question-list-multiquestion-client-side.ts"],"sourcesContent":["import { DigitalMarketplaceFrontendComponent } from '../../digitalmarketplace-frontend-component'\n\nclass QuestionListMultiquestionQuestionInput {\n  $input: JQuery<HTMLInputElement>\n\n  constructor ($question: JQuery<HTMLElement>) {\n    this.$input = $question.find<HTMLInputElement>('input')\n  }\n\n  getValue () {\n    return this.$input.val()\n  }\n\n  toggleVisibility (isShown: boolean) {\n    if (isShown) {\n      this.$input.removeAttr('tabindex')\n    } else {\n      this.$input.val('')\n      this.$input.attr('value', '')\n      this.$input.attr('tabindex', -1)\n    }\n  }\n}\n\nclass QuestionListMultiquestionRow {\n  answerList: QuestionListMultiquestionClientSide\n  $row: JQuery<HTMLElement>\n  answerListRowInputs: QuestionListMultiquestionQuestionInput[]\n\n  constructor (answerList: QuestionListMultiquestionClientSide, $row: JQuery<HTMLElement>) {\n    this.answerList = answerList\n    this.$row = $row\n    this.answerListRowInputs = $row.find('.question').get().map((question) => new QuestionListMultiquestionQuestionInput($(question)))\n  }\n\n  toggleVisibility (isShown: boolean) {\n    this.$row.toggleClass('govuk-visually-hidden', !isShown)\n    this.answerListRowInputs.forEach((answerListRowInput) => answerListRowInput.toggleVisibility(isShown))\n  }\n\n  isRowVisible () {\n    return !this.$row.hasClass('govuk-visually-hidden')\n  }\n\n  rowHasValues () {\n    return this.answerListRowInputs.some((answerListRowInput) => !!answerListRowInput.getValue())\n  }\n}\n\nclass QuestionListMultiquestionButton {\n  answerList: QuestionListMultiquestionClientSide\n  $button: JQuery<HTMLButtonElement>\n  $buttonCounter: JQuery<HTMLElement>\n\n  constructor (answerList: QuestionListMultiquestionClientSide, $button: JQuery<HTMLButtonElement>, buttonType: 'add' | 'remove') {\n    this.answerList = answerList\n    this.$button = $button\n    this.$buttonCounter = $button.find(`.dm-list-multiquestion__item-${buttonType}-counter`)\n  }\n\n  updateButtonText (numberOfRows: number) {\n    this.$buttonCounter.text(numberOfRows)\n  }\n\n  toggleVisibility (isShown: boolean) {\n    this.$button.toggleClass('govuk-visually-hidden', !isShown)\n\n    if (isShown) {\n      this.$button.removeAttr('tabindex')\n    } else {\n      this.$button.attr('tabindex', -1)\n    }\n  }\n}\n\nclass QuestionListMultiquestionRemoveButton extends QuestionListMultiquestionButton {\n  constructor (answerList: QuestionListMultiquestionClientSide, $button: JQuery<HTMLButtonElement>) {\n    super(answerList, $button, 'remove')\n  }\n\n  init (numberOfRows: number) {\n    this.$button.on('click', () => {\n      this.answerList.hideRow()\n    })\n\n    this.updateButtonText(numberOfRows)\n  }\n}\n\nclass QuestionListMultiquestionAddButton extends QuestionListMultiquestionButton {\n  maxNumberOfItems: number\n\n  constructor (answerList: QuestionListMultiquestionClientSide, $button: JQuery<HTMLButtonElement>, maxNumberOfItems: number) {\n    super(answerList, $button, 'add')\n    this.maxNumberOfItems = maxNumberOfItems\n  }\n\n  init (numberOfRows: number) {\n    this.$button.on('click', () => {\n      this.answerList.addRow()\n    })\n\n    this.updateButtonText(this.maxNumberOfItems - numberOfRows)\n  }\n}\n\nclass QuestionListMultiquestionClientSide implements DigitalMarketplaceFrontendComponent {\n  static moduleName = 'dm-question-list-multiquestion-client-side'\n  $answerList: JQuery<HTMLElement>\n  maxNumberOfItems: number\n  answerListRows: QuestionListMultiquestionRow[]\n  answerListAddButton: QuestionListMultiquestionAddButton\n  answerListRemoveButton: QuestionListMultiquestionRemoveButton\n\n  constructor ($answerList: JQuery<HTMLElement>) {\n    this.$answerList = $answerList\n    this.maxNumberOfItems = this.$answerList.data('maxNumberOfItems')\n    this.answerListRows = this.$answerList.find('.dm-list-multiquestion__item').get().map((row) => new QuestionListMultiquestionRow(this, $(row)))\n    this.answerListAddButton = new QuestionListMultiquestionAddButton(this, this.$answerList.find<HTMLButtonElement>('.dm-list-multiquestion__item-add'), this.maxNumberOfItems)\n    this.answerListRemoveButton = new QuestionListMultiquestionRemoveButton(this, this.$answerList.find<HTMLButtonElement>('.dm-list-multiquestion__item-remove'))\n  }\n\n  init () {\n    const rowsVisible = this.answerListRows.map((answerListRow) => answerListRow.rowHasValues())\n    let indexToHideFrom = -1\n\n    if (rowsVisible.every((rowVisible) => !rowVisible)) {\n      indexToHideFrom = 1\n    } else {\n      let previousRowVisible = true\n\n      rowsVisible.forEach((rowVisible, index) => {\n        if (previousRowVisible && !rowVisible) {\n          indexToHideFrom = index\n        }\n        previousRowVisible = rowVisible\n      })\n    }\n\n    if (indexToHideFrom >= 0) {\n      this.answerListRows.slice(indexToHideFrom).forEach((answerListRow) => answerListRow.toggleVisibility(false))\n    }\n\n    const numberOfRows = this.visibleRowsCount()\n\n    this.answerListAddButton.init(numberOfRows)\n    this.answerListRemoveButton.init(numberOfRows)\n\n    this.updateRemoveButton(numberOfRows)\n    this.updateAnswerButton(numberOfRows)\n  }\n\n  hideRow () {\n    const numberOfRows = this.visibleRowsCount()\n\n    if (numberOfRows > 1) {\n      this.answerListRows[numberOfRows - 1].toggleVisibility(false)\n  \n      this.updateRemoveButton(numberOfRows - 1)\n      this.updateAnswerButton(numberOfRows - 1)\n      this.focusOnRow(numberOfRows - 1)\n    }\n  }\n\n  addRow () {\n    const numberOfRows = this.visibleRowsCount()\n\n    if (numberOfRows < this.maxNumberOfItems) {\n      this.answerListRows[numberOfRows].toggleVisibility(true)\n\n      this.updateRemoveButton(numberOfRows + 1)\n      this.updateAnswerButton(numberOfRows + 1)\n      this.focusOnRow(numberOfRows + 1)\n    }\n  }\n\n  visibleRowsCount () {\n    return this.answerListRows.reduce((count, answerListRow) => count += answerListRow.isRowVisible() ? 1 : 0, 0)\n  }\n\n  updateRemoveButton (numberOfRows: number) {\n    if (numberOfRows === 1) {\n      this.answerListRemoveButton.toggleVisibility(false)\n    } else {\n      this.answerListRemoveButton.toggleVisibility(true)\n      this.answerListRemoveButton.updateButtonText(numberOfRows)\n    }\n  }\n\n  updateAnswerButton (numberOfRows: number) {\n    if (numberOfRows === this.maxNumberOfItems) {\n      this.answerListAddButton.toggleVisibility(false)\n    } else {\n      this.answerListAddButton.toggleVisibility(true)\n      this.answerListAddButton.updateButtonText(this.maxNumberOfItems - numberOfRows)\n    }\n  }\n\n  focusOnRow (numberOfRows: number) {\n    this.answerListRows[numberOfRows - 1].answerListRowInputs[0].$input.focus()\n  }\n}\n\nexport { QuestionListMultiquestionClientSide 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