import { FormEvent } from "react";
import { useNavigate } from "react-router-dom";

//type setUser = { setUser: { func: React.Dispatch<React.SetStateAction<string | null>> } };
type user = {
  set: React.Dispatch<React.SetStateAction<string | null>>;
  value: string | null;
};

export default function Login({ user }: { user: user }) {
  const navigate = useNavigate();

  const handleSubmit = async (e: FormEvent<HTMLFormElement>) => {
    e.preventDefault(); //stops submit from happening

    const target = e.target as typeof e.target & {
      username: { value: string };
      email: { value: string };
      password: { value: string };
    };

    const formData = new FormData();
    formData.append("username", target.username.value);
    formData.append("password", target.password.value);

    const response = await fetch(
      `${import.meta.env.VITE_API_TITLE}/api/v1/login`,
      {
        credentials: "include",
        method: "post",
        body: formData,
      },
    ).then((res) => {
      if (res.ok) {
        const url = `${import.meta.env.VITE_API_TITLE}/api/v1/profile`;
        fetch(url, {
          credentials: "include",
          method: "get",
        })
          .then((response) => {
            if (response.ok) {
              return response.json();
            }
            throw new Error("Network response was not ok.");
          })
          .then((response) => {
            user.set(response.username);
            console.log("USER:");
            console.log(user);
            console.log(user.value);
            console.log(response.username);
            navigate("/");
          });
      } else {
        console.log(response);
        alert("check console for error");
      }
    });
  };

  return (
    <>
      <div className="flex h-full justify-center bg-white p-12">
        <form onSubmit={handleSubmit} method="post" className="w-full max-w-lg">
          <div className="flex flex-wrap -mx-3 mb-6">
            <div className="w-full md:w-1/2 px-3 mb-6 md:mb-0">
              <label className="block uppercase tracking-wide text-gray-700 text-xs font-bold mb-2">
                Username
              </label>
              <input
                className="appearance-none block w-full bg-gray-200 text-gray-700 border rounded py-3 px-4 mb-3 leading-tight focus:outline-none focus:bg-white"
                id="username"
                type="text"
                name="username"
                placeholder="Ted"
              />
            </div>
          </div>
          <div className="flex flex-wrap -mx-3 mb-6">
            <div className="w-full px-3">
              <label className="block uppercase tracking-wide text-gray-700 text-xs font-bold mb-2">
                Password
              </label>
              <input
                className="appearance-none block w-full bg-gray-200 text-gray-700 border border-gray-200 rounded py-3 px-4 leading-tight focus:outline-none focus:bg-white focus:border-gray-500"
                id="password"
                type="password"
                name="password"
                placeholder="Doe"
              />
            </div>
          </div>
          <div className="flex flex-wrap mb-2"></div>
          <button
            type="submit"
            value="Log in"
            className="bg-blue-500 hover:bg-blue-700 text-white font-bold py-2 px-4 rounded"
          >
            Log In
          </button>
        </form>
      </div>
    </>
  );
}
