// Mock implementations for Obsidian API
export class MockedFunction extends Function {
  mockResolvedValue = jest.fn().mockReturnThis();
  mockRejectedValue = jest.fn().mockReturnThis();
  mockReturnValue = jest.fn().mockReturnThis();
  mockImplementation = jest.fn().mockReturnThis();
}

export class App {
  vault = {
    read: jest.fn().mockResolvedValue(''),
    getMarkdownFiles: jest.fn().mockReturnValue([]),
    on: jest.fn(),
  };

  workspace = {
    on: jest.fn(),
    getActiveFile: jest.fn(),
  };

  fileManager = {
    processFrontMatter: jest.fn().mockResolvedValue(undefined),
  };

  keymap: any = {};
  scope: any = {};
  metadataCache: any = {};
  lastEvent: any = null;
  loadLocalStorage = jest.fn().mockReturnValue('{}');
  saveLocalStorage = jest.fn();
}

export class Plugin {
  app: App;
  settings: any;

  constructor(app: App, manifest: any) {
    this.app = app;
  }

  loadData = jest.fn().mockResolvedValue({});
  saveData = jest.fn().mockResolvedValue(undefined);
  addCommand = jest.fn();
  addSettingTab = jest.fn();
  registerEvent = jest.fn();
}

export class PluginSettingTab {
  app: App;
  plugin: Plugin;
  containerEl = {
    empty: jest.fn(),
    createEl: jest.fn().mockReturnValue({
      createEl: jest.fn(),
    }),
  };

  constructor(app: App, plugin: Plugin) {
    this.app = app;
    this.plugin = plugin;
  }

  display = jest.fn();
}

export class Setting {
  constructor(containerEl: any) {}

  setName = jest.fn().mockReturnThis();
  setDesc = jest.fn().mockReturnThis();
  addText = jest.fn().mockReturnThis();
  addToggle = jest.fn().mockReturnThis();
  addTextArea = jest.fn().mockReturnThis();
  addButton = jest.fn().mockReturnThis();
}

export class TFile {
  path: string;
  parent: any;
  stat: any = { ctime: 0, mtime: 0, size: 0 };
  basename: string;
  extension: string;
  vault: any = {};
  name: string;

  constructor(path: string = '', parent: any = null) {
    this.path = path;
    this.parent = parent;
    this.name = path.split('/').pop() || '';
    this.basename = this.name.replace(/\.[^/.]+$/, '');
    this.extension = path.includes('.') ? path.split('.').pop() || '' : '';
  }
}

export class Notice {
  constructor(message: string) {}
  hide = jest.fn();
}

export function debounce<T extends (...args: any[]) => any>(func: T, wait: number, immediate?: boolean): T {
  const mockFn = jest.fn(func) as any;
  return mockFn;
}