diff --git a/src/api/index.ts b/src/api/index.ts
index e7b6ed0..c717578 100644
--- a/src/api/index.ts
+++ b/src/api/index.ts
@@ -7,6 +7,4 @@
 // 手动修改 Mock 接口
 export * from "./job.ts";
 // export * from "./mock.ts";
-export * from "./qgis.ts";
-
-// TODO: interface definition of api
+export * from "./qgis.ts";
\ No newline at end of file
diff --git a/src/store/task.ts b/src/store/task.ts
index ca93ada..125969c 100644
--- a/src/store/task.ts
+++ b/src/store/task.ts
@@ -1,20 +1,19 @@
-import { defineStore } from "pinia";
-import { computed, ref } from "vue";
-import { Task } from "@/type.ts";
-import { fetchTool } from "@/api";
+import {defineStore} from "pinia";
+import {computed, ref} from "vue";
+import {Response, Task, Tool} from "@/type.ts";
+import {fetchTool} from "@/api";
 
 export const useTaskStore = defineStore("node", () => {
   let _task = ref<Task>();
 
-  const tool = computed(() => _task.value?.tool);
+  const tool = computed(() => _task.value!.tool);
 
   let isShowed = ref(false);
 
   async function updateData(task: Task) {
     _task.value = task;
-    // TODO Fetch the tool
-    // const res = await fetchTool(node.tool.id).data;
-    _task.value.tool = (await fetchTool(_task.value.tool.id)).data.data;
+    const res = (await fetchTool(_task.value.tool.id)).data as Response<Tool>;
+    _task.value.tool = res.data;
     console.log(_task.value);
   }
 
diff --git a/src/store/workspace.ts b/src/store/workspace.ts
index 9e666b9..c047da2 100644
--- a/src/store/workspace.ts
+++ b/src/store/workspace.ts
@@ -9,14 +9,14 @@ import {fetchWorkspace} from "@/api";
 import {computed, ref} from "vue";
 
 export const useWorkspaceStore = defineStore("workspace", () => {
-  let root = ref<FileNode>({});
+  let root = ref<FileNode>();
 
   async function updateData() {
     const res = (await fetchWorkspace()).data as Response<FileNode>;
     root.value = res.data;
   }
 
-  const treeData = computed(() => root.value.children);
+  const treeData = computed(() => root.value!.children);
 
   return {treeData, updateData};
 });