import { Platform } from 'react-native';
import { Uniwind } from 'uniwind';
import {
  DEFAULT_PRESET,
  applyThemeOverrideWithRuntime,
  type ApplyThemeOverrideOptions,
  type ApplyThemeOverrideResult,
  type UpdateCssVariables,
} from './applyThemeOverrideRuntime';
import type { Platform as ForgePlatform } from './types';

export { DEFAULT_PRESET };
export type {
  ApplyThemeOverrideOptions,
  ApplyThemeOverrideResult,
  UpdateCssVariables,
} from './applyThemeOverrideRuntime';

const updateCssVariables: UpdateCssVariables = (mode, variables) => {
  Uniwind.updateCSSVariables(mode, { ...variables });
};

function detectNativePlatform(): ForgePlatform {
  return Platform.OS === 'ios' || Platform.OS === 'android' ? Platform.OS : 'web';
}

export function applyThemeOverride(
  override: unknown,
  options: ApplyThemeOverrideOptions = {},
): ApplyThemeOverrideResult {
  return applyThemeOverrideWithRuntime(override, {
    runtimeMap: options.runtimeMap,
    runtimePlatform: options.runtimePlatform ?? detectNativePlatform(),
    getUpdateCSSVariables: () => options.updateCSSVariables ?? updateCssVariables,
  });
}