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import { useState } from "react";

const AddTodo = () => {
  const initialData = {
    title: "",
    status: "Not-Completed",
  };
  const [formData, setFormData] = useState(initialData);
  const [todos, setTodos] = useState([]);
  const [isEditing, setIsEditing] = useState(false);
  const [editingIndex, setEditingIndex] = useState(null); 


  const handleInputChange = (e) => {
    setFormData({ ...formData, [e.target.name]: e.target.value });
  };

  //add todo
  const handleFormSubmit = (e) => {
    e.preventDefault();
    const newForm = {
      title: formData.title,
      status: formData.status,
    };
    setTodos([...todos, newForm]);
    // console.log(newForm, "New Form to be sent");
    setFormData(initialData);
  };


  //delete
  const handleDelete = (index) => {
    console.log("buttonDelete");
    const filteredElement = todos.filter((ele, idx) => idx !== index);
    setTodos(filteredElement);
  };

  //toggle status
  const handleToggle = (index) => {
    const updatedTodos = [...todos];

    updatedTodos[index].status =
      updatedTodos[index].status === "Not-Completed"
        ? "Completed"
        : "Not-Completed";

    setTodos(updatedTodos);
  };
  console.log(todos, "Todos to be sent");

  //edit the title of the todo
  const handleUpdate = (index) => {
    setIsEditing(true);
    setEditingIndex(index);
    setFormData({
      ...formData,
      title: todos[index].title
    })  
  };
  

const handleEditFormSubmit=(e)=>{
e.preventDefault();
const updatedTodos = [...todos];
updatedTodos[editingIndex].title = formData.title;
setTodos(updatedTodos);
setEditingIndex(false);
setFormData(initialData);
setEditingIndex(null)
}
  

  return (
    <>
      <h2>ADD TODO</h2>
      {isEditing  ? (
        <form onSubmit={handleEditFormSubmit}>
          <label>
            Edit the title:{" "}
            <input
              type="text"
              name="title"
              placeholder="Title"
              value={formData.title}
              onChange={handleInputChange}
            />{" "}
          </label>
          <br />
          <input type="submit"></input>
        </form>
      ) : (
        <form className="add-todo" onSubmit={handleFormSubmit}>
          <label>
            Add the title:{" "}
            <input
              type="text"
              name="title"
              placeholder="Title"
              value={formData.title}
              onChange={handleInputChange}
            />{" "}
          </label>
          <br />

          <input type="submit"></input>
        </form>
      )}

      <ul>
        {todos.map((ele, index) => (
          <li key={index}>
            <div
              style={{
                border: "2px solid white",
                marginTop: "10px",
                padding: "10px",
                backgroundColor:
                  ele.status === "Not-Completed" ? "red" : "green",
              }}
              onClick={(e) => handleToggle(index)}
            >
              <p>Title: {ele.title}</p>
              <p>Status: {ele.status}</p>
              <p>
                Created At: {new Date().toLocaleDateString()}{" "}
                {new Date().toLocaleTimeString()}
              </p>
              <button
                onClick={(e) => {
                  handleDelete(index);
                  e.stopPropagation();
                }}
              >
                DELETE
              </button>
              <button
                onClick={(e) => {
                  handleUpdate(index);
                  e.stopPropagation();
                }}
              >
                UPDATE
              </button>
            </div>
          </li>
        ))}
      </ul>
    </>
  );
};

export default AddTodo;

{
  /* <input
          type="radio"
          name="status"
          value="true"
          onChange={handleInputChange}
        />
        Completed
        <input
          type="radio"
          name="status"
          value="false"
          onChange={handleInputChange}
        />
        Not-Completed
        <br /> */
}
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