How to use

chunk

function

in

LoDashStatic

_.fill(urls, config.test.mirror);
const chunks = _.chunk(urls, 50);
const result = new Array(chunks.length);

constructor(tickerRepository) {
  this.trottle = {};

  setInterval(async () => {
   const tickers = Object.values(this.trottle);
   this.trottle = {};

   if (tickers.length > 0) {
    for (const chunk of _.chunk(tickers, 100)) {
     await tickerRepository.insertTickers(chunk);
    }
   }
  }, 1000 * 15);
 }

// 将 ZRANGE 的结果解析为 {ranking, userId, score} 这样的对象
function parseLeaderboard(leaderboard) {
 return _.chunk(leaderboard, 2).map(function(item, index) {
  return {
   ranking: index + 1,
   userId: item[0],
   score: parseInt(item[1])
  }
 })
}

async bulkAddTasks(tasks: Task[], chunkSize = 100): Promise<string[]> {
  if (!this._redis) {
   this._connect();
  }

  const chunks = lodash.chunk(tasks, chunkSize);
  let result = [];
  for (const c of chunks) {
   const pipeline = this._redis!.pipeline();

   for (const t of c) {
    const { data = null, dedupKey = null } = t;
    pipeline.enqueue(this.qname, this._DEDUPSET, JSON.stringify(data), dedupKey, 0);
   }

   const retval = await pipeline.exec();
   result.push(retval);
  }

  result = this._flatDeep(result).filter(i => !!i);

  return result;
 }

// calling APIs
const getPastTimeStamps = () => {
 const dates = []
 for (let i = daysOfData; i > -1; i--) {
  dates.push(moment().subtract(i, 'days').unix())
 }
 return _.chunk(dates, 15)
}

function cat(...predicates) {
  const pairs = _.chunk(predicates, 2);

  return {
    op: 'cat',
    conform: _.partial(_conform, pairs),
    unform: values => _.map(pairs, ([k, p]) => unform(p, values[k])),
    gen: () => tcg.array(_.map(pairs, ([, p]) => gen(p))),
    describe: () => [cat.name, ...describe(predicates)],
    explain: function*(values, {via}) {
      yield* explainInsufficientInput(values, pairs, via);
      yield* explainExtraInput(pairs, values, via);
      yield* explainInvalid(values, pairs, via);
    }
  };
}

function alt(...predicates) {
  const pairs = _.chunk(predicates, 2);

  return {
    op: 'alt',
    conform: ([value]) => {
      const found = _.find(pairs, ([, predicate]) => isValid(predicate, value));
      return _.isUndefined(found) ? invalidString : [found[0], value];
    },
    gen: () => tcg.null.then(() => {
      const result = gen(_.sample(pairs)[1]);
      return tcg.array(result, {size: 1});
    }),
    describe: () => [alt.name, ...describe(predicates)],
    explain: function*(value, {via}) {
      yield* explainInsufficientInput(predicates, value, via);
      yield* explainExtraInput(predicates, value, via);
      yield* explainInvalid(value, pairs, via);
    }
  };
}

const Excute = async function(User, sleep){
  try {
    console.log(chalk`\n{yellow [?] Try to Login . . .}`);
    const doLogin = await Login(User);
    console.log(chalk`{green [!] Login Succsess}, {yellow [?] Try Like All Media in Feed / Timeline . . .\n}`);
    const feed = new Client.Feed.Timeline(doLogin.session);
    var cursor;
    do {
      if (cursor) feed.setCursor(cursor);
      var media = await feed.get(1);
      media = _.chunk(media, 10);
      for (var i = 0; i < media.length; i++) {
        await Promise.all(media[i].map(async (media) => {
          const doLike = await Like(doLogin.session, media);
          console.log(chalk`[{bold.green Username:}] ${media.params.user.username}\n[{cyan ${media.id}}] => [${doLike}]`);
        }))
        await console.log(chalk`{yellow \n [#][>] Delay For ${sleep} MiliSeconds [<][#] \n}`);
        await delay(sleep);
      }
    } while(feed.isMoreAvailable());
  } catch (err) {
    console.log(err);
  }
}

async.each(_.chunk(commands, 100), function(chunk, callback) {
       client.mset(chunk, callback);
     },done);

function or(...predicates) {
  const pairs = _.chunk(predicates, 2);

  return {
    conform: value => {
      const found = _.find(pairs, ([, predicate]) => predicate(value));
      return _.isUndefined(found) ? invalidString : [found[0], value];
    },
    unform: ([key, value]) => {
      const found = _.find(pairs, ([k]) => k === key);
      if (_.isUndefined(found)) {
        throw new Error(`Key ${key} does not exist in spec`);
      }
      return value;
    },
    gen: () => _.isEmpty(predicates) ? tcg.null  : tcg.null.then(() => gen(_.sample(pairs)[1])),
    describe: () => [or.name, ...describe(predicates)],
    explain: function*(value, {via}) {
      const problems = _.map(pairs, ([k, predicate]) => explainData(predicate, value, {path: [k], via}));
      if (!_.some(problems, _.isNull)) {
        for (let p of problems) {
          yield p.problems[0];
        }
      }
    }
  };
}

if (TargetCursor) Targetfeed.setCursor(TargetCursor);
var TargetResult = await Targetfeed.get();
TargetResult = _.chunk(TargetResult, accountsPerDelay);
for (let i = 0; i < TargetResult.length; i++) {
 var timeNow = new Date();

async _loadMailSummariesAndEmitAsEvents() {
    // UID: Unique id of a message.

    const uids = await this._getAllUids()
    const newUids = uids.filter(uid => !this.loadedUids.has(uid))

    // Optimize by fetching several messages (but not all) with one 'search' call.
    // fetching all at once might be more efficient, but then it takes long until we see any messages
    // in the frontend. With a small chunk size we ensure that we see the newest emails after a few seconds after
    // restart.
    const uidChunks = _.chunk(newUids, 20)

    // Creates an array of functions. We do not start the search now, we just create the function.
    const fetchFunctions = uidChunks.map(uidChunk => () =>
      this._getMailHeadersAndEmitAsEvents(uidChunk)
    )

    await pSeries(fetchFunctions)

    if (!this.initialLoadDone) {
      this.initialLoadDone = true
      this.emit(ImapService.EVENT_INITIAL_LOAD_DONE)
    }
  }

/**
 * Converts `funcNames` into a chunked list string representation.
 *
 * @private
 * @param {string[]} funcNames The function names.
 * @returns {string} Returns the function list string.
 */
function toFuncList(funcNames) {
 let chunks = _.chunk(funcNames.slice().sort(), 5);
 let lastChunk = _.last(chunks);
 const lastName = lastChunk ? lastChunk.pop() : undefined;

 chunks = _.reject(chunks, _.isEmpty);
 lastChunk = _.last(chunks);

 let result = '`' + _.map(chunks, chunk => chunk.join('`, `') + '`').join(',\n`');
 if (lastName == null) {
  return result;
 }
 if (_.size(chunks) > 1 || _.size(lastChunk) > 1) {
  result += ',';
 }
 result += ' &';
 result += _.size(lastChunk) < 5 ? ' ' : '\n';
 return result + '`' + lastName + '`';
}

constructor(candlestickRepository) {
  this.candlestickRepository = candlestickRepository;
  this.trottle = {};
  this.promises = [];

  setInterval(async () => {
   const candles = Object.values(this.trottle);
   this.trottle = {};

   const promises = this.promises.slice();
   this.promises = [];

   // on init we can have a lot or REST api we can have a lot of candles
   // reduce database locking time by split them
   if (candles.length > 0) {
    for (const chunk of _.chunk(candles, 1000)) {
     await this.insertCandles(chunk);
    }
   }

   promises.forEach(resolve => {
    resolve();
   });
  }, 1000 * 5);
 }

/*
  * 获取my app
  */
 async getMyappList(page = 1) {
  page = page > 1 ? page : 1;
  let list = [];
  const all = this.fileSyncInstance()
   .get('my_app')
   .value();
  if (all.length > 0) {
   const listPage = _.chunk(all, 10);
   const listInfo = listPage[page - 1];
   list = _.map(listInfo, 'appid');
  }

  return list;
 }