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frontend/node_modules/rc-table/lib/hooks/useStickyOffsets.js

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+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = void 0;
+var _react = require("react");
+/**
+ * Get sticky column offset width
+ */
+function useStickyOffsets(colWidths, flattenColumns, direction) {
+  var stickyOffsets = (0, _react.useMemo)(function () {
+    var columnCount = flattenColumns.length;
+    var getOffsets = function getOffsets(startIndex, endIndex, offset) {
+      var offsets = [];
+      var total = 0;
+      for (var i = startIndex; i !== endIndex; i += offset) {
+        offsets.push(total);
+        if (flattenColumns[i].fixed) {
+          total += colWidths[i] || 0;
+        }
+      }
+      return offsets;
+    };
+    var startOffsets = getOffsets(0, columnCount, 1);
+    var endOffsets = getOffsets(columnCount - 1, -1, -1).reverse();
+    return direction === 'rtl' ? {
+      left: endOffsets,
+      right: startOffsets
+    } : {
+      left: startOffsets,
+      right: endOffsets
+    };
+  }, [colWidths, flattenColumns, direction]);
+  return stickyOffsets;
+}
+var _default = exports.default = useStickyOffsets;