1 | 'use strict';
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2 |
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3 | Object.defineProperty(exports, '__esModule', { value: true });
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4 |
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5 | const index = require('./index-a0a08b2a.js');
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6 | const ionicGlobal = require('./ionic-global-06f21c1a.js');
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7 | const haptic = require('./haptic-9f199ada.js');
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8 |
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9 | const reorderIosCss = ":host([slot]){display:none;line-height:0;z-index:100}.reorder-icon{display:block;font-size:22px}.reorder-icon{font-size:34px;opacity:0.4}";
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10 |
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11 | const reorderMdCss = ":host([slot]){display:none;line-height:0;z-index:100}.reorder-icon{display:block;font-size:22px}.reorder-icon{font-size:31px;opacity:0.3}";
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12 |
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13 | const Reorder = class {
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14 | constructor(hostRef) {
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15 | index.registerInstance(this, hostRef);
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16 | }
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17 | onClick(ev) {
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18 | const reorderGroup = this.el.closest('ion-reorder-group');
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19 | ev.preventDefault();
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20 |
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21 |
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22 | if (!reorderGroup || !reorderGroup.disabled) {
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23 | ev.stopImmediatePropagation();
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24 | }
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25 | }
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26 | render() {
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27 | const mode = ionicGlobal.getIonMode(this);
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28 | const reorderIcon = mode === 'ios' ? 'reorder-three-outline' : 'reorder-two-sharp';
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29 | return (index.h(index.Host, { class: mode }, index.h("slot", null, index.h("ion-icon", { name: reorderIcon, lazy: false, class: "reorder-icon", part: "icon" }))));
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30 | }
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31 | get el() { return index.getElement(this); }
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32 | };
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33 | Reorder.style = {
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34 | ios: reorderIosCss,
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35 | md: reorderMdCss
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36 | };
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37 |
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38 | const reorderGroupCss = ".reorder-list-active>*{-webkit-transition:-webkit-transform 300ms;transition:-webkit-transform 300ms;transition:transform 300ms;transition:transform 300ms, -webkit-transform 300ms;will-change:transform}.reorder-enabled{-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none}.reorder-enabled ion-reorder{display:block;cursor:-webkit-grab;cursor:grab;pointer-events:all;-ms-touch-action:none;touch-action:none}.reorder-selected,.reorder-selected ion-reorder{cursor:-webkit-grabbing;cursor:grabbing}.reorder-selected{position:relative;-webkit-transition:none !important;transition:none !important;-webkit-box-shadow:0 0 10px rgba(0, 0, 0, 0.4);box-shadow:0 0 10px rgba(0, 0, 0, 0.4);opacity:0.8;z-index:100}.reorder-visible ion-reorder .reorder-icon{-webkit-transform:translate3d(0, 0, 0);transform:translate3d(0, 0, 0)}";
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39 |
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40 | const ReorderGroup = class {
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41 | constructor(hostRef) {
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42 | index.registerInstance(this, hostRef);
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43 | this.ionItemReorder = index.createEvent(this, "ionItemReorder", 7);
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44 | this.lastToIndex = -1;
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45 | this.cachedHeights = [];
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46 | this.scrollElTop = 0;
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47 | this.scrollElBottom = 0;
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48 | this.scrollElInitial = 0;
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49 | this.containerTop = 0;
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50 | this.containerBottom = 0;
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51 | this.state = 0 ;
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52 | |
53 |
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54 |
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55 | this.disabled = true;
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56 | }
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57 | disabledChanged() {
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58 | if (this.gesture) {
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59 | this.gesture.enable(!this.disabled);
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60 | }
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61 | }
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62 | async connectedCallback() {
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63 | const contentEl = this.el.closest('ion-content');
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64 | if (contentEl) {
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65 | this.scrollEl = await contentEl.getScrollElement();
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66 | }
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67 | this.gesture = (await Promise.resolve().then(function () { return require('./index-a1dd5c93.js'); })).createGesture({
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68 | el: this.el,
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69 | gestureName: 'reorder',
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70 | gesturePriority: 110,
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71 | threshold: 0,
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72 | direction: 'y',
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73 | passive: false,
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74 | canStart: detail => this.canStart(detail),
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75 | onStart: ev => this.onStart(ev),
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76 | onMove: ev => this.onMove(ev),
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77 | onEnd: () => this.onEnd(),
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78 | });
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79 | this.disabledChanged();
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80 | }
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81 | disconnectedCallback() {
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82 | this.onEnd();
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83 | if (this.gesture) {
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84 | this.gesture.destroy();
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85 | this.gesture = undefined;
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86 | }
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87 | }
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88 | |
89 |
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90 |
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91 |
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92 |
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93 |
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94 |
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95 |
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96 |
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97 |
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98 |
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99 |
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100 |
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101 | complete(listOrReorder) {
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102 | return Promise.resolve(this.completeSync(listOrReorder));
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103 | }
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104 | canStart(ev) {
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105 | if (this.selectedItemEl || this.state !== 0 ) {
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106 | return false;
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107 | }
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108 | const target = ev.event.target;
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109 | const reorderEl = target.closest('ion-reorder');
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110 | if (!reorderEl) {
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111 | return false;
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112 | }
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113 | const item = findReorderItem(reorderEl, this.el);
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114 | if (!item) {
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115 | return false;
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116 | }
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117 | ev.data = item;
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118 | return true;
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119 | }
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120 | onStart(ev) {
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121 | ev.event.preventDefault();
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122 | const item = this.selectedItemEl = ev.data;
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123 | const heights = this.cachedHeights;
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124 | heights.length = 0;
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125 | const el = this.el;
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126 | const children = el.children;
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127 | if (!children || children.length === 0) {
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128 | return;
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129 | }
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130 | let sum = 0;
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131 | for (let i = 0; i < children.length; i++) {
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132 | const child = children[i];
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133 | sum += child.offsetHeight;
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134 | heights.push(sum);
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135 | child.$ionIndex = i;
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136 | }
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137 | const box = el.getBoundingClientRect();
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138 | this.containerTop = box.top;
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139 | this.containerBottom = box.bottom;
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140 | if (this.scrollEl) {
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141 | const scrollBox = this.scrollEl.getBoundingClientRect();
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142 | this.scrollElInitial = this.scrollEl.scrollTop;
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143 | this.scrollElTop = scrollBox.top + AUTO_SCROLL_MARGIN;
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144 | this.scrollElBottom = scrollBox.bottom - AUTO_SCROLL_MARGIN;
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145 | }
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146 | else {
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147 | this.scrollElInitial = 0;
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148 | this.scrollElTop = 0;
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149 | this.scrollElBottom = 0;
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150 | }
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151 | this.lastToIndex = indexForItem(item);
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152 | this.selectedItemHeight = item.offsetHeight;
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153 | this.state = 1 ;
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154 | item.classList.add(ITEM_REORDER_SELECTED);
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155 | haptic.hapticSelectionStart();
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156 | }
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157 | onMove(ev) {
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158 | const selectedItem = this.selectedItemEl;
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159 | if (!selectedItem) {
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160 | return;
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161 | }
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162 |
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163 | const scroll = this.autoscroll(ev.currentY);
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164 |
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165 | const top = this.containerTop - scroll;
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166 | const bottom = this.containerBottom - scroll;
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167 | const currentY = Math.max(top, Math.min(ev.currentY, bottom));
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168 | const deltaY = scroll + currentY - ev.startY;
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169 | const normalizedY = currentY - top;
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170 | const toIndex = this.itemIndexForTop(normalizedY);
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171 | if (toIndex !== this.lastToIndex) {
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172 | const fromIndex = indexForItem(selectedItem);
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173 | this.lastToIndex = toIndex;
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174 | haptic.hapticSelectionChanged();
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175 | this.reorderMove(fromIndex, toIndex);
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176 | }
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177 |
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178 | selectedItem.style.transform = `translateY(${deltaY}px)`;
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179 | }
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180 | onEnd() {
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181 | const selectedItemEl = this.selectedItemEl;
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182 | this.state = 2 ;
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183 | if (!selectedItemEl) {
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184 | this.state = 0 ;
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185 | return;
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186 | }
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187 | const toIndex = this.lastToIndex;
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188 | const fromIndex = indexForItem(selectedItemEl);
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189 | if (toIndex === fromIndex) {
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190 | this.completeSync();
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191 | }
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192 | else {
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193 | this.ionItemReorder.emit({
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194 | from: fromIndex,
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195 | to: toIndex,
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196 | complete: this.completeSync.bind(this)
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197 | });
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198 | }
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199 | haptic.hapticSelectionEnd();
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200 | }
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201 | completeSync(listOrReorder) {
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202 | const selectedItemEl = this.selectedItemEl;
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203 | if (selectedItemEl && this.state === 2 ) {
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204 | const children = this.el.children;
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205 | const len = children.length;
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206 | const toIndex = this.lastToIndex;
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207 | const fromIndex = indexForItem(selectedItemEl);
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208 | if (toIndex !== fromIndex && (listOrReorder === undefined || listOrReorder === true)) {
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209 | const ref = (fromIndex < toIndex)
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210 | ? children[toIndex + 1]
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211 | : children[toIndex];
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212 | this.el.insertBefore(selectedItemEl, ref);
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213 | }
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214 | if (Array.isArray(listOrReorder)) {
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215 | listOrReorder = reorderArray(listOrReorder, fromIndex, toIndex);
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216 | }
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217 | for (let i = 0; i < len; i++) {
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218 | children[i].style['transform'] = '';
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219 | }
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220 | selectedItemEl.style.transition = '';
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221 | selectedItemEl.classList.remove(ITEM_REORDER_SELECTED);
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222 | this.selectedItemEl = undefined;
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223 | this.state = 0 ;
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224 | }
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225 | return listOrReorder;
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226 | }
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227 | itemIndexForTop(deltaY) {
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228 | const heights = this.cachedHeights;
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229 |
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230 |
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231 |
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232 | for (let i = 0; i < heights.length; i++) {
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233 | if (heights[i] > deltaY) {
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234 | return i;
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235 | }
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236 | }
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237 | return heights.length - 1;
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238 | }
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239 |
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240 | reorderMove(fromIndex, toIndex) {
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241 | const itemHeight = this.selectedItemHeight;
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242 | const children = this.el.children;
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243 | for (let i = 0; i < children.length; i++) {
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244 | const style = children[i].style;
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245 | let value = '';
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246 | if (i > fromIndex && i <= toIndex) {
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247 | value = `translateY(${-itemHeight}px)`;
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248 | }
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249 | else if (i < fromIndex && i >= toIndex) {
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250 | value = `translateY(${itemHeight}px)`;
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251 | }
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252 | style['transform'] = value;
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253 | }
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254 | }
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255 | autoscroll(posY) {
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256 | if (!this.scrollEl) {
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257 | return 0;
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258 | }
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259 | let amount = 0;
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260 | if (posY < this.scrollElTop) {
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261 | amount = -SCROLL_JUMP;
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262 | }
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263 | else if (posY > this.scrollElBottom) {
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264 | amount = SCROLL_JUMP;
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265 | }
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266 | if (amount !== 0) {
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267 | this.scrollEl.scrollBy(0, amount);
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268 | }
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269 | return this.scrollEl.scrollTop - this.scrollElInitial;
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270 | }
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271 | render() {
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272 | const mode = ionicGlobal.getIonMode(this);
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273 | return (index.h(index.Host, { class: {
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274 | [mode]: true,
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275 | 'reorder-enabled': !this.disabled,
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276 | 'reorder-list-active': this.state !== 0 ,
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277 | } }));
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278 | }
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279 | get el() { return index.getElement(this); }
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280 | static get watchers() { return {
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281 | "disabled": ["disabledChanged"]
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282 | }; }
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283 | };
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284 | const indexForItem = (element) => {
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285 | return element['$ionIndex'];
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286 | };
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287 | const findReorderItem = (node, container) => {
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288 | let parent;
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289 | while (node) {
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290 | parent = node.parentElement;
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291 | if (parent === container) {
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292 | return node;
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293 | }
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294 | node = parent;
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295 | }
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296 | return undefined;
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297 | };
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298 | const AUTO_SCROLL_MARGIN = 60;
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299 | const SCROLL_JUMP = 10;
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300 | const ITEM_REORDER_SELECTED = 'reorder-selected';
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301 | const reorderArray = (array, from, to) => {
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302 | const element = array[from];
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303 | array.splice(from, 1);
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304 | array.splice(to, 0, element);
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305 | return array.slice();
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306 | };
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307 | ReorderGroup.style = reorderGroupCss;
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308 |
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309 | exports.ion_reorder = Reorder;
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310 | exports.ion_reorder_group = ReorderGroup;
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