1 | import BaseComponent from 'bootstrap/js/src/base-component.js'
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11 | import EventHandler from 'bootstrap/js/src/dom/event-handler'
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12 | import SelectorEngine from 'bootstrap/js/src/dom/selector-engine'
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14 |
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15 | const NAME = 'transfer'
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16 | const DATA_KEY = 'bs.transfer'
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17 | const EVENT_KEY = `.${DATA_KEY}`
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18 |
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20 |
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21 | const EVENT_CLICK = `click${EVENT_KEY}`
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22 |
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23 | const CLASS_NAME_ACTIVE = 'active'
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24 | const CLASS_NAME_SOURCE = 'source'
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25 | const CLASS_NAME_SEMICHECKED = 'semi-checked'
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26 |
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27 | const SELECTOR_BLOCK = '[data-bs-transfer]'
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28 | const SELECTOR_BTN_TRANS = 'a.transfer'
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29 | const SELECTOR_BTN_TRANS_BACK = 'a.backtransfer'
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30 | const SELECTOR_BTN_RESET = 'a.reset'
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31 | const SELECTOR_HEAD = '.transfer-header'
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32 | const SELECTOR_HEAD_INPUT = '.transfer-header input'
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33 | const SELECTOR_HEAD_LABEL = '.transfer-header span.num'
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34 | const SELECTOR_LIST_INPUT = '.transfer-group input'
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35 | const SELECTOR_TRANS_WRAPPER = '.it-transfer-wrapper'
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36 | const SELECTOR_TRANS_GROUP = '.transfer-group'
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37 | const SELECTOR_SOURCE = `${SELECTOR_TRANS_WRAPPER}.source`
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38 | const SELECTOR_TARGET = `${SELECTOR_TRANS_WRAPPER}.target`
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39 | const SELECTOR_FORM_CHECK = '.form-check'
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40 |
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41 | class Transfer extends BaseComponent {
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42 | constructor(element) {
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43 | super(element)
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44 |
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45 | this._addBtnElement = SelectorEngine.findOne(SELECTOR_BTN_TRANS, this._element)
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46 | this._invBtnElement = SelectorEngine.findOne(SELECTOR_BTN_TRANS_BACK, this._element)
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47 | this._resetBtnElement = SelectorEngine.findOne(SELECTOR_BTN_RESET, this._element)
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48 | this._listDefault = {
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49 | source: SelectorEngine.find(SELECTOR_SOURCE + ' ' + SELECTOR_TRANS_GROUP + ' ' + SELECTOR_FORM_CHECK, this._element),
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50 | target: SelectorEngine.find(SELECTOR_TARGET + ' ' + SELECTOR_TRANS_GROUP + ' ' + SELECTOR_FORM_CHECK, this._element),
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51 | }
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52 |
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53 | this._bindEvents()
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54 | }
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55 |
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56 |
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57 |
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58 | static get NAME() {
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59 | return NAME
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60 | }
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61 |
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62 |
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63 |
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64 |
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65 |
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66 | _bindEvents() {
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67 | SelectorEngine.find(SELECTOR_HEAD_INPUT, this._element).forEach((input) => {
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68 | EventHandler.on(input, EVENT_CLICK, () => {
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69 | this._checkListHeader(input.closest(SELECTOR_TRANS_WRAPPER))
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70 | })
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71 | })
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72 | SelectorEngine.find(SELECTOR_LIST_INPUT, this._element).forEach((input) => {
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73 | EventHandler.on(input, EVENT_CLICK, () => {
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74 | this._checkList(input.closest(SELECTOR_TRANS_WRAPPER))
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75 | })
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76 | })
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77 |
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78 | EventHandler.on(this._addBtnElement, EVENT_CLICK, (evt) => {
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79 | evt.preventDefault()
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80 |
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81 | this._disableElement(this._addBtnElement)
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82 | this._addItems()
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83 | })
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84 | EventHandler.on(this._invBtnElement, EVENT_CLICK, (evt) => {
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85 | evt.preventDefault()
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86 |
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87 | this._disableElement(this._invBtnElement)
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88 | this._addItems(true)
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89 | })
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90 |
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91 | EventHandler.on(this._resetBtnElement, EVENT_CLICK, (evt) => {
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92 | evt.preventDefault()
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93 |
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94 | this._disableElement(this._addBtnElement)
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95 | this._disableElement(this._invBtnElement)
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96 | this._disableElement(this._resetBtnElement)
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97 |
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98 | this._resetAll()
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99 | })
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100 | }
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101 |
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102 | _disableElement(element) {
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103 | element.classList.remove(CLASS_NAME_ACTIVE)
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104 | element.setAttribute('disabled', 'disabled')
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105 | element.setAttribute('aria-disabled', 'true')
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106 | }
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107 |
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108 | _enableElement(element) {
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109 | element.classList.add(CLASS_NAME_ACTIVE)
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110 | element.removeAttribute('disabled')
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111 | element.removeAttribute('aria-disabled')
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112 | }
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113 |
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114 | _getScopeData(scope) {
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115 | return {
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116 | scope,
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117 | list: SelectorEngine.find(SELECTOR_LIST_INPUT, scope),
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118 | listChecked: SelectorEngine.find(SELECTOR_LIST_INPUT + ':checked', scope),
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119 | head: SelectorEngine.findOne(SELECTOR_HEAD, scope),
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120 | inputHead: SelectorEngine.findOne(SELECTOR_HEAD_INPUT, scope),
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121 | labelNumHead: SelectorEngine.findOne(SELECTOR_HEAD_LABEL, scope),
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122 | group: SelectorEngine.findOne(SELECTOR_TRANS_GROUP, scope),
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123 | }
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124 | }
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125 |
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126 | _checkList(scopeElControl) {
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127 | const scopeData = this._getScopeData(scopeElControl)
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128 |
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129 | if (scopeData.listChecked.length == 0) {
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130 | scopeData.inputHead.classList.remove(CLASS_NAME_SEMICHECKED)
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131 | scopeData.inputHead.checked = true
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132 |
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133 | if (scopeElControl.classList.contains(CLASS_NAME_SOURCE)) {
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134 | this._disableElement(this._addBtnElement)
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135 | } else {
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136 | this._disableElement(this._invBtnElement)
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137 | }
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138 | } else {
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139 | if (scopeData.listChecked.length == scopeData.list.length) {
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140 | scopeData.inputHead.classList.remove(CLASS_NAME_SEMICHECKED)
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141 | scopeData.inputHead.checked = true
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142 | } else {
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143 | scopeData.inputHead.classList.add(CLASS_NAME_SEMICHECKED)
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144 | scopeData.inputHead.checked = false
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145 | }
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146 |
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147 | if (scopeElControl.classList.contains(CLASS_NAME_SOURCE)) {
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148 | this._enableElement(this._addBtnElement)
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149 | } else {
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150 | this._enableElement(this._invBtnElement)
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151 | }
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152 | }
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153 | }
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154 |
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155 | _checkListHeader(scopeElControl) {
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156 | const scopeData = this._getScopeData(scopeElControl)
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157 |
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158 | if (scopeData.listChecked.length > 0) {
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159 | scopeData.list.forEach((item) => {
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160 | item.checked = false
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161 | })
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162 | scopeData.inputHead.classList.remove(CLASS_NAME_SEMICHECKED)
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163 | scopeData.inputHead.checked = false
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164 |
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165 |
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166 | if (scopeElControl.classList.contains(CLASS_NAME_SOURCE)) {
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167 | this._disableElement(this._addBtnElement)
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168 | } else {
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169 | this._disableElement(this._invBtnElement)
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170 | }
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171 | } else {
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172 | scopeData.list.forEach((item) => {
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173 | item.checked = true
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174 | })
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175 |
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176 | if (scopeElControl.classList.contains(CLASS_NAME_SOURCE)) {
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177 | this._enableElement(this._addBtnElement)
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178 | } else {
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179 | this._enableElement(this._invBtnElement)
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180 | }
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181 | }
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182 | }
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183 |
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184 | _addItems(inverse) {
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185 | const sourceData = this._getScopeData(SelectorEngine.findOne(inverse ? SELECTOR_TARGET : SELECTOR_SOURCE, this._element))
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186 | const targetData = this._getScopeData(SelectorEngine.findOne(inverse ? SELECTOR_SOURCE : SELECTOR_TARGET, this._element))
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187 |
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188 | const sourceItems = sourceData.listChecked
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189 |
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190 | const sourceHeadInput = sourceData.inputHead
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191 | const sourceHeadLabel = sourceData.labelNumHead
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192 | const sourceItemsQty = sourceItems.length
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193 | const sourceTotalQty = sourceData.list.length
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194 |
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195 | const targetDiv = targetData.group
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196 | const targetQty = targetData.list.length + sourceItemsQty
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197 | const targetHeadLabel = targetData.labelNumHead
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198 | const targetHeadInput = targetData.inputHead
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199 |
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200 |
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201 | sourceItems.forEach((item) => {
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202 | const wrapper = item.closest(SELECTOR_FORM_CHECK)
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203 | wrapper.remove()
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204 | targetDiv.appendChild(wrapper)
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205 | item.checked = false
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206 | })
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207 |
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208 |
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209 | const totalSource = sourceTotalQty - sourceItemsQty
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210 | const totalTarget = targetQty
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211 |
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212 | sourceHeadLabel.innerText = totalSource
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213 | targetHeadLabel.innerText = totalTarget
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214 |
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215 |
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216 | if (totalSource == 0) {
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217 | sourceHeadInput.setAttribute('disabled', true)
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218 | }
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219 | if (totalTarget > 0) {
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220 | targetHeadInput.removeAttribute('disabled')
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221 | }
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222 |
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223 |
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224 | sourceHeadInput.classList.remove(CLASS_NAME_SEMICHECKED)
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225 | sourceHeadInput.checked = false
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226 |
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227 |
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228 | this._enableElement(this._resetBtnElement)
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229 | }
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230 |
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231 | _resetAll() {
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232 | const blocks = {
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233 | source: this._getScopeData(SelectorEngine.findOne(SELECTOR_SOURCE, this._element)),
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234 | target: this._getScopeData(SelectorEngine.findOne(SELECTOR_TARGET, this._element)),
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235 | }
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236 |
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237 | Object.keys(blocks).forEach((key) => {
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238 | blocks[key].list.forEach((item) => item.closest(SELECTOR_FORM_CHECK).remove())
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239 | })
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240 |
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241 | Object.keys(blocks).forEach((key) => {
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242 | this._listDefault[key].forEach((item) => {
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243 | item.checked = false
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244 | blocks[key].group.appendChild(item)
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245 | })
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246 | blocks[key].labelNumHead.innerText = this._listDefault[key].length
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247 |
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248 | blocks[key].inputHead.removeAttribute('disabled')
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249 | blocks[key].inputHead.classList.remove(CLASS_NAME_SEMICHECKED)
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250 | blocks[key].inputHead.checked = false
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251 | })
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252 | }
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253 | }
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254 |
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255 |
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256 |
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257 |
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258 |
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259 |
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260 |
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261 | SelectorEngine.find(SELECTOR_BLOCK).forEach((block) => {
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262 | Transfer.getOrCreateInstance(block)
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263 | })
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264 |
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265 | export default Transfer
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