import type { NativeModule, ColorValue } from 'react-native';

import type { OfficePalette, Typography } from '@fluentui-react-native/design/theming';

// eslint-disable-next-line @typescript-eslint/no-empty-object-type
type ObjectBase = {};

export type PlatformDefaultsChangedArgs = { hostThemeSetting: string };
export type PlatformDefaultsChangedCallback = (args?: PlatformDefaultsChangedArgs) => void;

export interface CxxException {
  message: string;
}

export interface NativeColorRamps {
  FluentGrays: ColorValue[];
  ClassicGrays: ColorValue[];
  App: ColorValue[];
  Sepias: ColorValue[];
  [key: string]: ColorValue[];
}

export interface NativeColorNames {
  FluentGrays: string[];
  ClassicGrays: string[];
  App: string[];
  Sepias: string[];
}

export interface OfficeThemingModule extends NativeModule {
  getPalette(palette?: string): OfficePalette | CxxException;
  getConstants(): {
    typography: ObjectBase; // TODO: figure out why this is not a real type
    fluentTypography: Typography;
    ramps: NativeColorRamps;
    rampNames: NativeColorNames;
    initialHostThemeSetting?: string;
  };
}

export interface IEventEmitter {
  addListener: (event: string, PlatformDefaultsChangedCallback) => void;
}