import { SqlSystem } from './sqlFunctions';

class SqlCommands {

  private static async InsertDummyData() {
    console.log("Inserting random numbers into Pool");
    let dummy_auctionid: string[] = this.randomArray(10,8),dummy_lbin: number[] = this.randomArray(10,5);
    await SqlSystem.Upsert(dummy_auctionid,dummy_lbin)
  }

  private static async RequestDummyData() {
    console.log("Requesting All from table auctions");
    console.log(await SqlSystem.Query("SELECT * FROM auctions"));
  }

  public static async main(): Promise<void> {
    const command_args = process.argv.slice(2);
    if(arguments.length===0) return;
    switch(command_args[0].toString()) {
      case "insdummy": {
        this.InsertDummyData();
        break;
      }
      case "reqdummy": {
        this.RequestDummyData();
        break;
      }
      default:break;
    }
  }
  
  private static randomArray(item_count: number,range_scale: number): any {
    let random_array: any[] = [];
    for(let i: number = 0;i<item_count;i++)
    {
      random_array.push(this.randomNumber(range_scale));
    }
    return random_array;
  }

  private static randomNumber(range_scale: number): number {
    return Math.floor(Math.random() * (Math.pow(10, range_scale) - Math.pow(10, range_scale - 1))) + Math.pow(10, range_scale - 1);
  }
  //example
    // scale 1 returns a number from 0 to 9
    // scale 2 returns a number from 10 to 99
    // scale 3 returns a number from 100 to 999
    // ...
    // scale 64 returns a crash
}

SqlCommands.main();