add create task functionality, refactor, styling

src/components/todolist.tsx

@@ -0,0 +1,105 @@
+import type { ChangeEvent, FC, MouseEventHandler } from "react";
+import {
+  useCreateTaskMutation,
+  useDeleteTaskMutation,
+  useDeleteTodolistMutation,
+  useGetTasksQuery,
+  usePutTaskMutation,
+} from "../services/hooks";
+import { memo, useState } from "react";
+import { Input } from "./Input";
+import { Button } from "./Button";
+
+type Props = {
+  todolist: any;
+};
+
+type Filter = "all" | "active" | "completed";
+
+const Todolist: FC<Props> = ({ todolist }) => {
+  const { data: tasks, isLoading } = useGetTasksQuery(todolist.id);
+  const { mutate: putTask } = usePutTaskMutation();
+  const { mutate: deleteTask } = useDeleteTaskMutation();
+  const { mutate: deleteTodolist } = useDeleteTodolistMutation();
+  const { mutateAsync: createTask } = useCreateTaskMutation();
+  const [newTaskTitle, setNewTaskTitle] = useState("");
+  const [filter, setFilter] = useState("all");
+  console.log(newTaskTitle);
+  const handleChangeStatus = (todolistId: string, task: any) => {
+    const newTask = { ...task, status: task.status === 0 ? 2 : 0 };
+    putTask({ todolistId, task: newTask });
+  };
+  const handleDeleteTask = (todolistId: string, taskId: string) => {
+    deleteTask({ todolistId, taskId });
+  };
+  const handleDeleteTodolist = (todolistId: string) => {
+    deleteTodolist(todolistId);
+  };
+  const handleAddTask = () => {
+    createTask({ todolistId: todolist.id, title: newTaskTitle }).then((res) => {
+      if (res.data.resultCode === 0) setNewTaskTitle("");
+    });
+  };
+  const handleNewTaskTitleChange = (e: ChangeEvent<HTMLInputElement>) => {
+    setNewTaskTitle(e.target.value);
+  };
+
+  const handleFilterChange: MouseEventHandler<HTMLButtonElement> = (e) => {
+    setFilter(e.currentTarget.value as Filter);
+  };
+
+  if (isLoading) return <div>loading...</div>;
+  const filteredTasks = tasks?.data?.items?.filter((task: any) => {
+    switch (filter) {
+      case "active":
+        return task.status === 0;
+      case "completed":
+        return task.status === 2;
+      default:
+        return true;
+    }
+  });
+  return (
+    <div
+      key={todolist.id}
+      className={
+        "w- flex w-72 flex-col gap-3 rounded-md border border-gray-300 p-4"
+      }
+    >
+      <div className={"flex items-center justify-between "}>
+        <h2 className={"text-xl"}>{todolist.title}</h2>
+        <button onClick={() => handleDeleteTodolist(todolist.id)}>x</button>
+      </div>
+      <div className={"flex w-52 gap-4"}>
+        <Input value={newTaskTitle} onChange={handleNewTaskTitleChange} />
+        <Button onClick={handleAddTask}>+</Button>
+      </div>
+      {filteredTasks.map((task: any) => (
+        <div className={"flex items-center gap-2"} key={task.id}>
+          <input
+            onChange={() => handleChangeStatus(todolist.id, task)}
+            type={"checkbox"}
+            checked={[0, 1, 3].includes(task.status)}
+          />
+          <div key={task.id}>{task.title}</div>
+          <button onClick={() => handleDeleteTask(todolist.id, task.id)}>
+            X
+          </button>
+        </div>
+      ))}
+      <div className={"flex"}>
+        <Button onClick={handleFilterChange} value={"all"}>
+          All
+        </Button>
+        <Button onClick={handleFilterChange} value={"active"}>
+          Active
+        </Button>
+        <Button onClick={handleFilterChange} value={"completed"}>
+          Completed
+        </Button>
+      </div>
+    </div>
+  );
+};
+
+export default memo(Todolist);

src/pages/index.tsx

@@ -3,58 +3,38 @@ import Head from "next/head";
 import { Button } from "../components/Button";
 import {
   useCreateTodolistMutation,
-  useDeleteTaskMutation,
-  useDeleteTodolistMutation,
-  useGetTasksQuery,
   useLogoutMutation,
-  usePutTaskMutation,
   useTodolistsQuery,
 } from "../services/hooks";
 import { Loader } from "../components/loader";
 import { Input } from "../components/Input";
 import type { ChangeEvent } from "react";
 import { useState } from "react";
+import Todolist from "../components/todolist";
 
 const Home: NextPage = () => {
   const [newTodolistTitle, setNewTodolistTitle] = useState("");
   const { mutate: logout } = useLogoutMutation();
   const { data: todolists, isLoading: isTodolistsLoading } =
     useTodolistsQuery();
-  let isLoadingTasks;
-  const results = useGetTasksQuery(todolists?.map((t) => t.id) || []);
-  const tasks = results.map((r) => {
-    if (r.isLoading) isLoadingTasks = true;
-    return r?.data;
-  });
+
   const handleLogout = () => {
     logout();
   };
-  const { mutate: putTask } = usePutTaskMutation();
-  const { mutate: deleteTask } = useDeleteTaskMutation();
+
   const { mutateAsync: createTodolist } = useCreateTodolistMutation();
-  const { mutate: deleteTodolist } = useDeleteTodolistMutation();
-  const handleChangeStatus = (todolistId: string, task: any) => {
-    const newTask = { ...task, status: task.status === 0 ? 2 : 0 };
-    putTask({ todolistId, task: newTask });
-  };
-  const handleDeleteTask = (todolistId: string, taskId: string) => {
-    deleteTask({ todolistId, taskId });
-  };
+
   const handleAddTodolist = () => {
     createTodolist(newTodolistTitle).then((res) => {
       if (res.data.resultCode === 0) setNewTodolistTitle("");
     });
   };
 
-  const handleDeleteTodolist = (todolistId: string) => {
-    deleteTodolist(todolistId);
-  };
-
   const handleNewTodolistTitleChange = (e: ChangeEvent<HTMLInputElement>) => {
     setNewTodolistTitle(e.target.value);
   };
 
-  if (isTodolistsLoading || isLoadingTasks)
+  if (isTodolistsLoading)
     return (
       <div className={"flex h-screen items-center justify-center"}>
         <Loader />
@@ -82,39 +62,11 @@ const Home: NextPage = () => {
           </label>
           <Button onClick={handleAddTodolist}>+</Button>
         </div>
-        {todolists?.map((todolist) => {
-          const tasksForTodolist = tasks?.find((t) => {
-            return t?.todolistId === todolist.id;
-          })?.data.items;
-          return (
-            <div
-              key={todolist.id}
-              className={"rounded-md border border-gray-300 p-4"}
-            >
-              <div className={"flex items-center justify-between "}>
-                <h2 className={"text-xl"}>{todolist.title}</h2>
-                <button onClick={() => handleDeleteTodolist(todolist.id)}>
-                  x
-                </button>
-              </div>
-              {tasksForTodolist?.map((task: any) => (
-                <div className={"flex items-center gap-2"} key={task.id}>
-                  <input
-                    onChange={() => handleChangeStatus(todolist.id, task)}
-                    type={"checkbox"}
-                    checked={[0, 1, 3].includes(task.status)}
-                  />
-                  <div key={task.id}>{task.title}</div>
-                  <button
-                    onClick={() => handleDeleteTask(todolist.id, task.id)}
-                  >
-                    X
-                  </button>
-                </div>
-              ))}
-            </div>
-          );
-        })}
+        <div className={"flex flex-wrap gap-4"}>
+          {todolists?.map((todolist) => {
+            return <Todolist todolist={todolist} key={todolist.id} />;
+          })}
+        </div>
       </main>
     </>
   );

src/services/hooks.ts

@@ -1,11 +1,7 @@
-import {
-  useMutation,
-  useQueries,
-  useQuery,
-  useQueryClient,
-} from "@tanstack/react-query";
+import { useMutation, useQuery, useQueryClient } from "@tanstack/react-query";
 import type { PostLoginArgs } from "./index";
 import {
+  createTask,
   createTodolist,
   deleteMe,
   deleteTask,
@@ -62,22 +58,16 @@ export const useTodolistsQuery = () => {
   });
 };
 
-export const useGetTasksQuery = (todolistIds: string[]) => {
-  const enabled = todolistIds && todolistIds.length > 0;
-  return useQueries({
-    queries: todolistIds.map((todolistId) => {
-      return {
-        queryKey: ["tasks", todolistId],
-        queryFn: () =>
-          getTask(todolistId).then((res) => {
-            return {
-              data: res.data,
-              todolistId,
-            };
-          }),
-        enabled: enabled,
-      };
-    }),
+export const useGetTasksQuery = (todolistId: string) => {
+  return useQuery({
+    queryKey: ["tasks", todolistId],
+    queryFn: () =>
+      getTask(todolistId).then((res) => {
+        return {
+          data: res.data,
+          todolistId,
+        };
+      }),
   });
 };
 
@@ -122,3 +112,15 @@ export const useDeleteTodolistMutation = () => {
     },
   });
 };
+
+export const useCreateTaskMutation = () => {
+  const queryClient = useQueryClient();
+  return useMutation({
+    mutationFn: (args: { todolistId: string; title: string }) =>
+      createTask(args.todolistId, args.title),
+    onSuccess: (res) => {
+      const todolistId = res.data.data.item.todoListId;
+      queryClient.invalidateQueries(["tasks", todolistId]);
+    },
+  });
+};

src/services/index.ts

@@ -59,3 +59,7 @@ export const createTodolist = (title: string) => {
 export const deleteTodolist = (todolistId: string) => {
   return instance.delete(`todo-lists/${todolistId}`);
 };
+
+export const createTask = (todolistId: string, title: string) => {
+  return instance.post(`todo-lists/${todolistId}/tasks`, { title });
+};