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src/automats/deliveryEditorAutomat.js

@@ -375,6 +375,24 @@ export function createDeliveryEditorAutomat(options = {}) {
       automat.actions.removeLineitem(payload);
     },
 
+    /**
+     * Moves a lineitem from one index to another.
+     * @param {number} fromIndex Source index.
+     * @param {number} toIndex Target index.
+     * @returns {void}
+     */
+    moveLineitem(fromIndex, toIndex) {
+      const currentLines = automat.state.lines ?? [];
+      if (fromIndex < 0 || fromIndex >= currentLines.length || toIndex < 0 || toIndex >= currentLines.length) return;
+      const nextLines = [...currentLines];
+      const [item] = nextLines.splice(fromIndex, 1);
+      nextLines.splice(toIndex, 0, item);
+      automat.setState({
+        lines: nextLines,
+        lineitems: nextLines,
+      });
+    },
+
     /** Clears all lines from the editor. @returns {void} */
     clearLineitems() {
       automat.setState({