fix(nc-gui): numeric cell type issues

packages/nc-gui/components/cell/Decimal.vue

@@ -3,7 +3,7 @@ import type { VNodeRef } from '@vue/runtime-core'
 import { EditModeInj, inject, useVModel } from '#imports'
 
 interface Props {
-  modelValue?: number | null | string
+  modelValue?: number | null
 }
 
 interface Emits {
@@ -18,18 +18,7 @@ const { showNull } = useGlobal()
 
 const editEnabled = inject(EditModeInj)
 
-const _vModel = useVModel(props, 'modelValue', emits)
-
-const vModel = computed({
-  get: () => _vModel.value,
-  set: (value: string) => {
-    if (value === '') {
-      _vModel.value = null
-    } else {
-      _vModel.value = value
-    }
-  },
-})
+const vModel = useVModel(props, 'modelValue', emits)
 
 const focus: VNodeRef = (el) => (el as HTMLInputElement)?.focus()
 </script>

packages/nc-gui/components/cell/Float.vue

@@ -18,18 +18,7 @@ const { showNull } = useGlobal()
 
 const editEnabled = inject(EditModeInj)
 
-const _vModel = useVModel(props, 'modelValue', emits)
-
-const vModel = computed({
-  get: () => _vModel.value,
-  set: (value: string) => {
-    if (value === '') {
-      _vModel.value = null
-    } else {
-      _vModel.value = value
-    }
-  },
-})
+const vModel = useVModel(props, 'modelValue', emits)
 
 const focus: VNodeRef = (el) => (el as HTMLInputElement)?.focus()
 </script>

packages/nc-gui/components/cell/Integer.vue

@@ -18,18 +18,7 @@ const { showNull } = useGlobal()
 
 const editEnabled = inject(EditModeInj)
 
-const _vModel = useVModel(props, 'modelValue', emits)
-
-const vModel = computed({
-  get: () => _vModel.value,
-  set: (value: string) => {
-    if (value === '') {
-      _vModel.value = null
-    } else {
-      _vModel.value = value
-    }
-  },
-})
+const vModel = useVModel(props, 'modelValue', emits)
 
 const focus: VNodeRef = (el) => (el as HTMLInputElement)?.focus()