fix(store): move before and fix indent of multiple items

list-editor/spec/store.spec.js

@@ -214,5 +214,15 @@ describe("A store", function () {
             expect(debug.idList).toEqual(["_a", "_b", "_c", "_e", "_d"])
             expect(debug.result[4]).toEqual({text: "d", id: "_d", indented: 0})
         })
+        it("moveBefore _b, at-end", function () {
+            store.moveBefore("_b", "at-end")
+            let debug = store.debug();
+            expect(debug.idList).toEqual(["_a", "_e", "_b", "_c", "_d"])
+            expect(debug.result[0]).toEqual({text: "a", id: "_a", indented: 0})
+            expect(debug.result[1]).toEqual({text: "e", id: "_e", indented: 0})
+            expect(debug.result[2]).toEqual({text: "b", id: "_b", indented: 0})
+            expect(debug.result[3]).toEqual({text: "c", id: "_c", indented: 1})
+            expect(debug.result[4]).toEqual({text: "d", id: "_d", indented: 2})
+        })
     })
 })

list-editor/store.js

@@ -304,10 +304,16 @@ function Store(inputData) {
 
         // Copy indent from the next item, or 0 when at the end
         const v = value(to)
-        if (v) value(from).indented = v.indented
-        else value(from).indented = 0
+        const diff = (v ? v.indented : 0) - value(from).indented
 
-        return [index(from), n]
+        let first = index(from)
+        let i = 0
+        while (i < n) {
+            value(idList[first+i]).indented += diff
+            i++
+        }
+
+        return [first, n]
     }
 
     /**