import type { ReactNode } from "react";
import { FormControl, FormHelperText, FormLabel, type FormControlProps } from "@mui/material";

import { cn } from "@/lib/utils";

type FormFieldAppearance = "default" | "auth";

type FormFieldProps = FormControlProps & {
  label: string;
  htmlFor?: string;
  helperText?: string;
  error?: boolean;
  required?: boolean;
  children: ReactNode;
  className?: string;
  appearance?: FormFieldAppearance;
};

const appearanceClassName: Record<FormFieldAppearance, string> = {
  default: "gap-1",
  auth: "gap-1.5 [&_.MuiFormLabel-root]:mb-0 [&_.MuiFormLabel-root]:!font-sans [&_.MuiFormLabel-root]:![font-size:var(--text-base-sm)] [&_.MuiFormLabel-root]:!font-medium [&_.MuiFormLabel-root]:!leading-[1.5] [&_.MuiFormLabel-root]:!normal-case [&_.MuiFormLabel-root]:!text-foreground [&_.MuiFormLabel-root]:!tracking-normal",
};

const appearanceLabelClassName: Record<FormFieldAppearance, string> = {
  default: "text-label static mb-1 text-foreground normal-case",
  auth: "static text-foreground normal-case",
};

const appearanceLabelSx: Record<FormFieldAppearance, object | undefined> = {
  default: {
    fontSize: "0.8125rem",
    fontWeight: 600,
    letterSpacing: "normal",
    textTransform: "none",
    lineHeight: 1.5,
  },
  auth: undefined,
};

export function FormField({
  label,
  htmlFor,
  helperText,
  error,
  required,
  children,
  className,
  appearance = "default",
  ...props
}: FormFieldProps) {
  return (
    <FormControl
      error={error}
      required={required}
      fullWidth
      className={cn(appearanceClassName[appearance], className)}
      {...props}
    >
      <FormLabel
        htmlFor={htmlFor}
        className={appearanceLabelClassName[appearance]}
        sx={appearanceLabelSx[appearance]}
      >
        {label}
      </FormLabel>
      {children}
      {Boolean(helperText) && <FormHelperText>{helperText}</FormHelperText>}
    </FormControl>
  );
}