76efba55bd
Replaces JSON textarea with professional Excel-like spreadsheet interface for managing product variant properties. Features: - Handsontable 14.6.1 spreadsheet component - Property presets (Size, Color, Material, Storage, Custom) - Inline cell editing with Tab/Enter navigation - Context menu for add/remove rows and columns - Keyboard shortcuts (Ctrl+D delete, Ctrl+Enter save, Ctrl+Z undo) - Mobile touch gestures (swipe to delete rows) - Automatic JSON serialization on form submit - Form validation before saving - Comprehensive user guide documentation Files Changed: - LittleShop/package.json: NPM package management setup - LittleShop/wwwroot/js/variant-editor.js: 400-line spreadsheet editor module - LittleShop/wwwroot/lib/handsontable/: Handsontable library (Community Edition) - LittleShop/wwwroot/lib/hammerjs/: Hammer.js touch gesture library - LittleShop/Areas/Admin/Views/VariantCollections/Edit.cshtml: Spreadsheet UI integration - VARIANT_COLLECTIONS_USER_GUIDE.md: Complete user guide (18+ pages) Technical Details: - Excel-like editing experience (no more manual JSON editing) - Mobile-first responsive design - Browser compatibility: Chrome 90+, Firefox 88+, Edge 90+, Safari 14+ - Touch-optimized for mobile administration - Automatic data validation and error handling
69 lines
1.7 KiB
JavaScript
69 lines
1.7 KiB
JavaScript
var SINGLE_TOUCH_INPUT_MAP = {
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touchstart: INPUT_START,
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touchmove: INPUT_MOVE,
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touchend: INPUT_END,
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touchcancel: INPUT_CANCEL
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};
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var SINGLE_TOUCH_TARGET_EVENTS = 'touchstart';
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var SINGLE_TOUCH_WINDOW_EVENTS = 'touchstart touchmove touchend touchcancel';
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/**
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* Touch events input
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* @constructor
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* @extends Input
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*/
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function SingleTouchInput() {
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this.evTarget = SINGLE_TOUCH_TARGET_EVENTS;
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this.evWin = SINGLE_TOUCH_WINDOW_EVENTS;
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this.started = false;
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Input.apply(this, arguments);
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}
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inherit(SingleTouchInput, Input, {
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handler: function TEhandler(ev) {
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var type = SINGLE_TOUCH_INPUT_MAP[ev.type];
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// should we handle the touch events?
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if (type === INPUT_START) {
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this.started = true;
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}
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if (!this.started) {
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return;
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}
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var touches = normalizeSingleTouches.call(this, ev, type);
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// when done, reset the started state
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if (type & (INPUT_END | INPUT_CANCEL) && touches[0].length - touches[1].length === 0) {
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this.started = false;
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}
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this.callback(this.manager, type, {
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pointers: touches[0],
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changedPointers: touches[1],
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pointerType: INPUT_TYPE_TOUCH,
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srcEvent: ev
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});
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}
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});
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/**
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* @this {TouchInput}
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* @param {Object} ev
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* @param {Number} type flag
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* @returns {undefined|Array} [all, changed]
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*/
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function normalizeSingleTouches(ev, type) {
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var all = toArray(ev.touches);
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var changed = toArray(ev.changedTouches);
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if (type & (INPUT_END | INPUT_CANCEL)) {
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all = uniqueArray(all.concat(changed), 'identifier', true);
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}
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return [all, changed];
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}
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