scriptable-testlab/src/mocks/system/uuid.ts

A lightweight, efficient tool designed to manage and update scripts for Scriptable.

import {AbsUUID} from 'scriptable-abstract';

interface UUIDState {
  lastGeneratedUUID: string | null;
}

/**
 * Mock implementation of Scriptable's UUID global variable
 * Provides functionality for generating UUIDs
 *
 * @implements UUID
 */
export class MockUUID extends AbsUUID<UUIDState> {
  static get instance(): MockUUID {
    return super.instance as MockUUID;
  }

  constructor() {
    super({
      lastGeneratedUUID: null,
    });
  }

  /**
   * @inheritdoc
   */
  string(): string {
    const uuid = 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, c => {
      const r = (Math.random() * 16) | 0;
      const v = c === 'x' ? r : (r & 0x3) | 0x8;
      return v.toString(16);
    });

    this.setState({
      lastGeneratedUUID: uuid,
    });

    return uuid;
  }

  /**
   * @additional
   * Get the last generated UUID
   */
  getLastGeneratedUUID(): string | null {
    return this.state.lastGeneratedUUID;
  }

  /**
   * @additional
   * Clear UUID history
   */
  clear(): void {
    this.setState({
      lastGeneratedUUID: null,
    });
  }
}