init

src/composables/useAliveData.js

@@ -0,0 +1,30 @@
+/**********************************
+ * @Author: Ronnie Zhang
+ * @LastEditor: Ronnie Zhang
+ * @LastEditTime: 2023/12/05 21:22:28
+ * @Email: zclzone@outlook.com
+ * Copyright © 2023 Ronnie Zhang(大脸怪) | https://isme.top
+ **********************************/
+
+const lastDataMap = new Map()
+export const useAliveForm = (initData = {}, key) => {
+  key = key ?? useRoute().name
+  const lastData = lastDataMap.get(key)
+  const aliveData = ref(lastData || { ...initData })
+
+  watch(
+    aliveData,
+    (v) => {
+      lastDataMap.set(key, v)
+    },
+    { deep: true }
+  )
+
+  return {
+    aliveData,
+    reset() {
+      aliveData.value = { ...initData }
+      lastDataMap.delete(key)
+    },
+  }
+}