import { Button } from "@workspace/ui/components/button";
import { Input } from "@workspace/ui/components/input";
import { PopoverClose } from "@workspace/ui/components/popover";
import { useRef, useState } from "react";

interface RemarkFormProps {
  initialRemark?: string | null;
  onSave: (remark: string) => Promise<void> | void;
}

export function RemarkForm({ onSave, initialRemark }: RemarkFormProps) {
  const [remark, setRemark] = useState<string>(initialRemark ?? "");
  const [saving, setSaving] = useState(false);
  const [error, setError] = useState<string | null>(null);
  const closeRef = useRef<HTMLButtonElement>(null);

  const handleInputChange = (event: React.ChangeEvent<HTMLInputElement>) => {
    setRemark(event.target.value);
  };

  const handleSave = async (event: React.FormEvent<HTMLFormElement>) => {
    event.preventDefault();
    setError(null);
    setSaving(true);

    try {
      await onSave(remark);
      closeRef.current?.click();
    } catch {
      setError("备注保存失败，请重试");
    } finally {
      setSaving(false);
    }
  };

  return (
    <form onSubmit={handleSave}>
      <div className="mb-2 font-semibold text-sm">备注</div>
      <Input
        aria-invalid={Boolean(error)}
        className="w-full"
        disabled={saving}
        onChange={handleInputChange}
        placeholder="在此输入备注..."
        type="text"
        value={remark}
      />
      {error ? (
        <p className="mt-2 text-destructive text-sm" role="alert">
          {error}
        </p>
      ) : null}
      <Button
        className="mt-2"
        disabled={saving}
        size="sm"
        type="submit"
        variant="default"
      >
        {saving ? "保存中..." : "保存"}
      </Button>
      <PopoverClose asChild>
        <button className="sr-only" ref={closeRef} type="button">
          关闭
        </button>
      </PopoverClose>
    </form>
  );
}