zeropod/src/menu/oled.ts

import { openSync } from 'i2c-bus';
import Oled from 'oled-i2c-bus';
import font from 'oled-font-5x7';
import { MenuConfig, MenuPrinter } from './interface';

/*const i2cbus = openSync(1);
const opts = {
  width: 128,
  height: 64,
  address: 0x3C,
};

const oled = new Oled(i2cbus, opts);

oled.clearDisplay();
oled.setCursor(1, 1);
oled.writeString(font, 1, "This is a string I am writing to the screen", 1, true);
oled.turnOffDisplay();*/

export class OledPrinter implements MenuPrinter {
  // private _path: number[] = [];
  // private _selectedIndex: number = 0;
  private _config: MenuConfig[];
  // private _curMenu: MenuConfig[];
  private _oled: Oled;

  constructor(config: MenuConfig[]) {
    this._config = config;
    // this._curMenu = config;
    const i2cbus = openSync(1);
    const opts = {
      width: 128,
      height: 64,
      address: 0x3C,
    };
    this._oled = new Oled(i2cbus, opts);
    this._oled.clearDisplay();
  }

  private printMenu(): void {
    this._oled.writeString(font, 1, "how many lines does this display hold let's write a whole bunch of stuff with wrapping on and then count the number of lines", 1, true);
  }

  public async getSelection(): Promise<MenuConfig> {
    return new Promise((resolve) => {
      this.printMenu();
      while (true) {
      }
      resolve(this._config[0]);
    });
  }
}