32273/backend/src/db/seeders/20231127130745-sample-data.js

const db = require('../models');
const Users = db.users;

const Beatmaps = db.beatmaps;

const Games = db.games;

const Leaderboards = db.leaderboards;

const BeatmapsData = [
  {
    name: 'Fast Beats',

    // type code here for "relation_one" field

    // type code here for "files" field
  },

  {
    name: 'Chill Vibes',

    // type code here for "relation_one" field

    // type code here for "files" field
  },

  {
    name: 'Intense Rhythm',

    // type code here for "relation_one" field

    // type code here for "files" field
  },

  {
    name: 'Smooth Jazz',

    // type code here for "relation_one" field

    // type code here for "files" field
  },
];

const GamesData = [
  {
    title: 'Epic Beat Battle',

    start_time: new Date('2023-11-01T14:00:00Z'),

    end_time: new Date('2023-11-01T15:00:00Z'),

    // type code here for "relation_many" field
  },

  {
    title: 'Rhythm Challenge',

    start_time: new Date('2023-11-02T16:00:00Z'),

    end_time: new Date('2023-11-02T17:00:00Z'),

    // type code here for "relation_many" field
  },

  {
    title: 'Speed Run',

    start_time: new Date('2023-11-03T18:00:00Z'),

    end_time: new Date('2023-11-03T19:00:00Z'),

    // type code here for "relation_many" field
  },

  {
    title: 'Night Owl Session',

    start_time: new Date('2023-11-04T20:00:00Z'),

    end_time: new Date('2023-11-04T21:00:00Z'),

    // type code here for "relation_many" field
  },
];

const LeaderboardsData = [
  {
    // type code here for "relation_one" field

    // type code here for "relation_one" field

    score: 9500,
  },

  {
    // type code here for "relation_one" field

    // type code here for "relation_one" field

    score: 8700,
  },

  {
    // type code here for "relation_one" field

    // type code here for "relation_one" field

    score: 9200,
  },

  {
    // type code here for "relation_one" field

    // type code here for "relation_one" field

    score: 8800,
  },
];

// Similar logic for "relation_many"

async function associateBeatmapWithCreator() {
  const relatedCreator0 = await Users.findOne({
    offset: Math.floor(Math.random() * (await Users.count())),
  });
  const Beatmap0 = await Beatmaps.findOne({
    order: [['id', 'ASC']],
    offset: 0,
  });
  if (Beatmap0?.setCreator) {
    await Beatmap0.setCreator(relatedCreator0);
  }

  const relatedCreator1 = await Users.findOne({
    offset: Math.floor(Math.random() * (await Users.count())),
  });
  const Beatmap1 = await Beatmaps.findOne({
    order: [['id', 'ASC']],
    offset: 1,
  });
  if (Beatmap1?.setCreator) {
    await Beatmap1.setCreator(relatedCreator1);
  }

  const relatedCreator2 = await Users.findOne({
    offset: Math.floor(Math.random() * (await Users.count())),
  });
  const Beatmap2 = await Beatmaps.findOne({
    order: [['id', 'ASC']],
    offset: 2,
  });
  if (Beatmap2?.setCreator) {
    await Beatmap2.setCreator(relatedCreator2);
  }

  const relatedCreator3 = await Users.findOne({
    offset: Math.floor(Math.random() * (await Users.count())),
  });
  const Beatmap3 = await Beatmaps.findOne({
    order: [['id', 'ASC']],
    offset: 3,
  });
  if (Beatmap3?.setCreator) {
    await Beatmap3.setCreator(relatedCreator3);
  }
}

// Similar logic for "relation_many"

async function associateLeaderboardWithGame() {
  const relatedGame0 = await Games.findOne({
    offset: Math.floor(Math.random() * (await Games.count())),
  });
  const Leaderboard0 = await Leaderboards.findOne({
    order: [['id', 'ASC']],
    offset: 0,
  });
  if (Leaderboard0?.setGame) {
    await Leaderboard0.setGame(relatedGame0);
  }

  const relatedGame1 = await Games.findOne({
    offset: Math.floor(Math.random() * (await Games.count())),
  });
  const Leaderboard1 = await Leaderboards.findOne({
    order: [['id', 'ASC']],
    offset: 1,
  });
  if (Leaderboard1?.setGame) {
    await Leaderboard1.setGame(relatedGame1);
  }

  const relatedGame2 = await Games.findOne({
    offset: Math.floor(Math.random() * (await Games.count())),
  });
  const Leaderboard2 = await Leaderboards.findOne({
    order: [['id', 'ASC']],
    offset: 2,
  });
  if (Leaderboard2?.setGame) {
    await Leaderboard2.setGame(relatedGame2);
  }

  const relatedGame3 = await Games.findOne({
    offset: Math.floor(Math.random() * (await Games.count())),
  });
  const Leaderboard3 = await Leaderboards.findOne({
    order: [['id', 'ASC']],
    offset: 3,
  });
  if (Leaderboard3?.setGame) {
    await Leaderboard3.setGame(relatedGame3);
  }
}

async function associateLeaderboardWithPlayer() {
  const relatedPlayer0 = await Users.findOne({
    offset: Math.floor(Math.random() * (await Users.count())),
  });
  const Leaderboard0 = await Leaderboards.findOne({
    order: [['id', 'ASC']],
    offset: 0,
  });
  if (Leaderboard0?.setPlayer) {
    await Leaderboard0.setPlayer(relatedPlayer0);
  }

  const relatedPlayer1 = await Users.findOne({
    offset: Math.floor(Math.random() * (await Users.count())),
  });
  const Leaderboard1 = await Leaderboards.findOne({
    order: [['id', 'ASC']],
    offset: 1,
  });
  if (Leaderboard1?.setPlayer) {
    await Leaderboard1.setPlayer(relatedPlayer1);
  }

  const relatedPlayer2 = await Users.findOne({
    offset: Math.floor(Math.random() * (await Users.count())),
  });
  const Leaderboard2 = await Leaderboards.findOne({
    order: [['id', 'ASC']],
    offset: 2,
  });
  if (Leaderboard2?.setPlayer) {
    await Leaderboard2.setPlayer(relatedPlayer2);
  }

  const relatedPlayer3 = await Users.findOne({
    offset: Math.floor(Math.random() * (await Users.count())),
  });
  const Leaderboard3 = await Leaderboards.findOne({
    order: [['id', 'ASC']],
    offset: 3,
  });
  if (Leaderboard3?.setPlayer) {
    await Leaderboard3.setPlayer(relatedPlayer3);
  }
}

module.exports = {
  up: async (queryInterface, Sequelize) => {
    await Beatmaps.bulkCreate(BeatmapsData);

    await Games.bulkCreate(GamesData);

    await Leaderboards.bulkCreate(LeaderboardsData);

    await Promise.all([
      // Similar logic for "relation_many"

      await associateBeatmapWithCreator(),

      // Similar logic for "relation_many"

      await associateLeaderboardWithGame(),

      await associateLeaderboardWithPlayer(),
    ]);
  },

  down: async (queryInterface, Sequelize) => {
    await queryInterface.bulkDelete('beatmaps', null, {});

    await queryInterface.bulkDelete('games', null, {});

    await queryInterface.bulkDelete('leaderboards', null, {});
  },
};