1 | import addClass from 'dom-helpers/addClass';
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2 | import removeClass from 'dom-helpers/removeClass';
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3 | import css from 'dom-helpers/css';
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4 | import getScrollbarSize from 'dom-helpers/scrollbarSize';
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5 | import isOverflowing from './isOverflowing';
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6 | import { ariaHidden, hideSiblings, showSiblings } from './manageAriaHidden';
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7 |
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8 | function findIndexOf(arr, cb) {
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9 | var idx = -1;
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10 | arr.some(function (d, i) {
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11 | if (cb(d, i)) {
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12 | idx = i;
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13 | return true;
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14 | }
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15 |
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16 | return false;
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17 | });
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18 | return idx;
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19 | }
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20 |
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21 |
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22 |
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23 |
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24 |
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25 |
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26 | var ModalManager = function () {
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27 | function ModalManager(_temp) {
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28 | var _ref = _temp === void 0 ? {} : _temp,
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29 | _ref$hideSiblingNodes = _ref.hideSiblingNodes,
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30 | hideSiblingNodes = _ref$hideSiblingNodes === void 0 ? true : _ref$hideSiblingNodes,
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31 | _ref$handleContainerO = _ref.handleContainerOverflow,
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32 | handleContainerOverflow = _ref$handleContainerO === void 0 ? true : _ref$handleContainerO;
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33 |
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34 | this.hideSiblingNodes = void 0;
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35 | this.handleContainerOverflow = void 0;
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36 | this.modals = void 0;
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37 | this.containers = void 0;
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38 | this.data = void 0;
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39 | this.scrollbarSize = void 0;
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40 | this.hideSiblingNodes = hideSiblingNodes;
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41 | this.handleContainerOverflow = handleContainerOverflow;
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42 | this.modals = [];
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43 | this.containers = [];
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44 | this.data = [];
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45 | this.scrollbarSize = getScrollbarSize();
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46 | }
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47 |
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48 | var _proto = ModalManager.prototype;
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49 |
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50 | _proto.isContainerOverflowing = function isContainerOverflowing(modal) {
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51 | var data = this.data[this.containerIndexFromModal(modal)];
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52 | return data && data.overflowing;
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53 | };
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54 |
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55 | _proto.containerIndexFromModal = function containerIndexFromModal(modal) {
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56 | return findIndexOf(this.data, function (d) {
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57 | return d.modals.indexOf(modal) !== -1;
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58 | });
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59 | };
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60 |
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61 | _proto.setContainerStyle = function setContainerStyle(containerState, container) {
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62 | var style = {
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63 | overflow: 'hidden'
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64 | };
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65 |
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66 |
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67 | containerState.style = {
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68 | overflow: container.style.overflow,
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69 | paddingRight: container.style.paddingRight
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70 | };
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71 |
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72 | if (containerState.overflowing) {
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73 |
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74 |
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75 | style.paddingRight = parseInt(css(container, 'paddingRight') || '0', 10) + this.scrollbarSize + "px";
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76 | }
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77 |
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78 | css(container, style);
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79 | };
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80 |
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81 | _proto.removeContainerStyle = function removeContainerStyle(containerState, container) {
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82 | var style = containerState.style;
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83 | Object.keys(style).forEach(function (key) {
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84 | container.style[key] = style[key];
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85 | });
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86 | };
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87 |
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88 | _proto.add = function add(modal, container, className) {
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89 | var modalIdx = this.modals.indexOf(modal);
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90 | var containerIdx = this.containers.indexOf(container);
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91 |
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92 | if (modalIdx !== -1) {
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93 | return modalIdx;
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94 | }
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95 |
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96 | modalIdx = this.modals.length;
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97 | this.modals.push(modal);
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98 |
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99 | if (this.hideSiblingNodes) {
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100 | hideSiblings(container, modal);
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101 | }
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102 |
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103 | if (containerIdx !== -1) {
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104 | this.data[containerIdx].modals.push(modal);
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105 | return modalIdx;
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106 | }
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107 |
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108 | var data = {
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109 | modals: [modal],
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110 |
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111 | classes: className ? className.split(/\s+/) : [],
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112 | overflowing: isOverflowing(container)
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113 | };
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114 |
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115 | if (this.handleContainerOverflow) {
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116 | this.setContainerStyle(data, container);
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117 | }
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118 |
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119 | data.classes.forEach(addClass.bind(null, container));
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120 | this.containers.push(container);
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121 | this.data.push(data);
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122 | return modalIdx;
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123 | };
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124 |
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125 | _proto.remove = function remove(modal) {
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126 | var modalIdx = this.modals.indexOf(modal);
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127 |
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128 | if (modalIdx === -1) {
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129 | return;
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130 | }
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131 |
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132 | var containerIdx = this.containerIndexFromModal(modal);
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133 | var data = this.data[containerIdx];
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134 | var container = this.containers[containerIdx];
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135 | data.modals.splice(data.modals.indexOf(modal), 1);
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136 | this.modals.splice(modalIdx, 1);
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137 |
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138 |
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139 | if (data.modals.length === 0) {
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140 | data.classes.forEach(removeClass.bind(null, container));
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141 |
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142 | if (this.handleContainerOverflow) {
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143 | this.removeContainerStyle(data, container);
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144 | }
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145 |
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146 | if (this.hideSiblingNodes) {
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147 | showSiblings(container, modal);
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148 | }
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149 |
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150 | this.containers.splice(containerIdx, 1);
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151 | this.data.splice(containerIdx, 1);
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152 | } else if (this.hideSiblingNodes) {
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153 |
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154 | var _data$modals = data.modals[data.modals.length - 1],
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155 | backdrop = _data$modals.backdrop,
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156 | dialog = _data$modals.dialog;
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157 | ariaHidden(false, dialog);
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158 | ariaHidden(false, backdrop);
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159 | }
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160 | };
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161 |
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162 | _proto.isTopModal = function isTopModal(modal) {
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163 | return !!this.modals.length && this.modals[this.modals.length - 1] === modal;
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164 | };
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165 |
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166 | return ModalManager;
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167 | }();
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168 |
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169 | export default ModalManager; |
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