Function getButtonTextColor

src/components/Button/utils.tsx:92–148

({
  isMode,
  theme,
  disabled,
  customTextColor,
  backgroundColor,
  dark,
}: BaseProps & {
  customTextColor?: string;
  backgroundColor: string;
  dark?: boolean;
})

};

const getButtonTextColor = ({
  isMode,
  theme,
  disabled,
  customTextColor,
  backgroundColor,
  dark,
}: BaseProps & {
  customTextColor?: string;
  backgroundColor: string;
  dark?: boolean;
}) => {
  if (customTextColor && !disabled) {
    return customTextColor;
  }

  if (theme.isV3) {
    if (disabled) {
      return theme.colors.onSurfaceDisabled;
    }

    if (typeof dark === 'boolean') {
      if (
        isMode('contained') ||
        isMode('contained-tonal') ||
        isMode('elevated')
      ) {
        return isDark({ dark, backgroundColor }) ? white : black;
      }
    }

    if (isMode('outlined') || isMode('text') || isMode('elevated')) {
      return theme.colors.primary;
    }

    if (isMode('contained')) {
      return theme.colors.onPrimary;
    }

    if (isMode('contained-tonal')) {
      return theme.colors.onSecondaryContainer;
    }
  }

  if (disabled) {
    return color(theme.dark ? white : black)
      .alpha(0.32)
      .rgb()
      .string();
  }

  if (isMode('contained')) {
    return isDark({ dark, backgroundColor }) ? white : black;
  }

  return theme.colors.primary;
};