Framework
Version
Debouncer API Reference
Throttler API Reference
Rate Limiter API Reference
Queue API Reference
Batcher API Reference

Solid Example: Queue

tsx
import { createSignal } from 'solid-js'
import { render } from 'solid-js/web'
import { queue } from '@tanstack/solid-pacer/queuer'

function App1() {
  const [queueItems, setQueueItems] = createSignal<Array<number>>([])
  const [processedCount, setProcessedCount] = createSignal(0)

  function processQueueItem(item: number) {
    console.log(item)
  }

  // Create the simplified queuer function
  const queueItem = queue<number>(processQueueItem, {
    maxSize: 25,
    wait: 1000,
    onItemsChange: (queue) => {
      setQueueItems(queue.peekAllItems())
      setProcessedCount(queue.store.state.executionCount)
    },
  })

  return (
    <div>
      <h1>TanStack Pacer queue Example 1</h1>
      <table>
        <tbody>
          <tr>
            <td>Queue Size:</td>
            <td>{queueItems().length}</td>
          </tr>
          <tr>
            <td>Items Processed:</td>
            <td>{processedCount()}</td>
          </tr>
          <tr>
            <td>Queue Items:</td>
            <td>{queueItems().join(', ')}</td>
          </tr>
        </tbody>
      </table>
      <button
        onClick={() => {
          const nextNumber = queueItems().length
            ? queueItems()[queueItems().length - 1] + 1
            : 1
          queueItem(nextNumber)
        }}
        disabled={queueItems().length >= 25}
      >
        Add Number
      </button>
    </div>
  )
}

function App2() {
  const [queueItems, setQueueItems] = createSignal<Array<string>>([])
  const [processedCount, setProcessedCount] = createSignal(0)
  const [inputText, setInputText] = createSignal('')
  const [queuedText, setQueuedText] = createSignal('')

  function processQueueItem(item: string) {
    setQueuedText(item)
  }

  // Create the simplified queuer function
  const queueTextChange = queue<string>(processQueueItem, {
    maxSize: 100,
    wait: 500,
    onItemsChange: (queue) => {
      setQueueItems(queue.peekAllItems())
      setProcessedCount(queue.store.state.executionCount)
    },
  })

  function handleInputChange(e: Event) {
    setInputText((e.target as HTMLInputElement).value)
    queueTextChange((e.target as HTMLInputElement).value)
  }

  return (
    <div>
      <h1>TanStack Pacer queue Example 2</h1>
      <div>
        <input
          autofocus
          type="search"
          value={inputText()}
          onInput={handleInputChange}
          placeholder="Type to add to queue..."
          style={{ width: '100%' }}
        />
      </div>
      <table>
        <tbody>
          <tr>
            <td>Queued Text:</td>
            <td>{queuedText()}</td>
          </tr>
          <tr>
            <td>Queue Size:</td>
            <td>{queueItems().length}</td>
          </tr>
          <tr>
            <td>Items Processed:</td>
            <td>{processedCount()}</td>
          </tr>
          <tr>
            <td>Queue Items:</td>
            <td>{queueItems().join(', ')}</td>
          </tr>
        </tbody>
      </table>
    </div>
  )
}

function App3() {
  const [queueItems, setQueueItems] = createSignal<Array<number>>([])
  const [processedCount, setProcessedCount] = createSignal(0)
  const [currentValue, setCurrentValue] = createSignal(50)
  const [queuedValue, setQueuedValue] = createSignal(50)

  function processQueueItem(item: number) {
    setQueuedValue(item)
  }

  // Create the simplified queuer function
  const queueValue = queue<number>(processQueueItem, {
    maxSize: 100,
    wait: 100,
    onItemsChange: (queue) => {
      setQueueItems(queue.peekAllItems())
      setProcessedCount(queue.store.state.executionCount)
    },
  })

  function handleRangeChange(e: Event) {
    const target = e.target as HTMLInputElement
    const newValue = parseInt(target.value, 10)
    setCurrentValue(newValue)
    queueValue(newValue)
  }

  return (
    <div>
      <h1>TanStack Pacer queue Example 3</h1>
      <div style={{ 'margin-bottom': '20px' }}>
        <label>
          Current Range:
          <input
            type="range"
            min="0"
            max="100"
            value={currentValue()}
            onInput={handleRangeChange}
            style={{ width: '100%' }}
          />
          <span>{currentValue()}</span>
        </label>
      </div>
      <div style={{ 'margin-bottom': '20px' }}>
        <label>
          Queued Range (Readonly):
          <input
            type="range"
            min="0"
            max="100"
            value={queuedValue()}
            readOnly
            style={{ width: '100%' }}
          />
          <span>{queuedValue()}</span>
        </label>
      </div>
      <table>
        <tbody>
          <tr>
            <td>Queue Size:</td>
            <td>{queueItems().length}</td>
          </tr>
          <tr>
            <td>Items Processed:</td>
            <td>{processedCount()}</td>
          </tr>
          <tr>
            <td>Queue Items:</td>
            <td>{queueItems().join(', ')}</td>
          </tr>
        </tbody>
      </table>
    </div>
  )
}

render(
  () => (
    <div>
      <App1 />
      <hr />
      <App2 />
      <hr />
      <App3 />
    </div>
  ),
  document.getElementById('root')!,
)
import { createSignal } from 'solid-js'
import { render } from 'solid-js/web'
import { queue } from '@tanstack/solid-pacer/queuer'

function App1() {
  const [queueItems, setQueueItems] = createSignal<Array<number>>([])
  const [processedCount, setProcessedCount] = createSignal(0)

  function processQueueItem(item: number) {
    console.log(item)
  }

  // Create the simplified queuer function
  const queueItem = queue<number>(processQueueItem, {
    maxSize: 25,
    wait: 1000,
    onItemsChange: (queue) => {
      setQueueItems(queue.peekAllItems())
      setProcessedCount(queue.store.state.executionCount)
    },
  })

  return (
    <div>
      <h1>TanStack Pacer queue Example 1</h1>
      <table>
        <tbody>
          <tr>
            <td>Queue Size:</td>
            <td>{queueItems().length}</td>
          </tr>
          <tr>
            <td>Items Processed:</td>
            <td>{processedCount()}</td>
          </tr>
          <tr>
            <td>Queue Items:</td>
            <td>{queueItems().join(', ')}</td>
          </tr>
        </tbody>
      </table>
      <button
        onClick={() => {
          const nextNumber = queueItems().length
            ? queueItems()[queueItems().length - 1] + 1
            : 1
          queueItem(nextNumber)
        }}
        disabled={queueItems().length >= 25}
      >
        Add Number
      </button>
    </div>
  )
}

function App2() {
  const [queueItems, setQueueItems] = createSignal<Array<string>>([])
  const [processedCount, setProcessedCount] = createSignal(0)
  const [inputText, setInputText] = createSignal('')
  const [queuedText, setQueuedText] = createSignal('')

  function processQueueItem(item: string) {
    setQueuedText(item)
  }

  // Create the simplified queuer function
  const queueTextChange = queue<string>(processQueueItem, {
    maxSize: 100,
    wait: 500,
    onItemsChange: (queue) => {
      setQueueItems(queue.peekAllItems())
      setProcessedCount(queue.store.state.executionCount)
    },
  })

  function handleInputChange(e: Event) {
    setInputText((e.target as HTMLInputElement).value)
    queueTextChange((e.target as HTMLInputElement).value)
  }

  return (
    <div>
      <h1>TanStack Pacer queue Example 2</h1>
      <div>
        <input
          autofocus
          type="search"
          value={inputText()}
          onInput={handleInputChange}
          placeholder="Type to add to queue..."
          style={{ width: '100%' }}
        />
      </div>
      <table>
        <tbody>
          <tr>
            <td>Queued Text:</td>
            <td>{queuedText()}</td>
          </tr>
          <tr>
            <td>Queue Size:</td>
            <td>{queueItems().length}</td>
          </tr>
          <tr>
            <td>Items Processed:</td>
            <td>{processedCount()}</td>
          </tr>
          <tr>
            <td>Queue Items:</td>
            <td>{queueItems().join(', ')}</td>
          </tr>
        </tbody>
      </table>
    </div>
  )
}

function App3() {
  const [queueItems, setQueueItems] = createSignal<Array<number>>([])
  const [processedCount, setProcessedCount] = createSignal(0)
  const [currentValue, setCurrentValue] = createSignal(50)
  const [queuedValue, setQueuedValue] = createSignal(50)

  function processQueueItem(item: number) {
    setQueuedValue(item)
  }

  // Create the simplified queuer function
  const queueValue = queue<number>(processQueueItem, {
    maxSize: 100,
    wait: 100,
    onItemsChange: (queue) => {
      setQueueItems(queue.peekAllItems())
      setProcessedCount(queue.store.state.executionCount)
    },
  })

  function handleRangeChange(e: Event) {
    const target = e.target as HTMLInputElement
    const newValue = parseInt(target.value, 10)
    setCurrentValue(newValue)
    queueValue(newValue)
  }

  return (
    <div>
      <h1>TanStack Pacer queue Example 3</h1>
      <div style={{ 'margin-bottom': '20px' }}>
        <label>
          Current Range:
          <input
            type="range"
            min="0"
            max="100"
            value={currentValue()}
            onInput={handleRangeChange}
            style={{ width: '100%' }}
          />
          <span>{currentValue()}</span>
        </label>
      </div>
      <div style={{ 'margin-bottom': '20px' }}>
        <label>
          Queued Range (Readonly):
          <input
            type="range"
            min="0"
            max="100"
            value={queuedValue()}
            readOnly
            style={{ width: '100%' }}
          />
          <span>{queuedValue()}</span>
        </label>
      </div>
      <table>
        <tbody>
          <tr>
            <td>Queue Size:</td>
            <td>{queueItems().length}</td>
          </tr>
          <tr>
            <td>Items Processed:</td>
            <td>{processedCount()}</td>
          </tr>
          <tr>
            <td>Queue Items:</td>
            <td>{queueItems().join(', ')}</td>
          </tr>
        </tbody>
      </table>
    </div>
  )
}

render(
  () => (
    <div>
      <App1 />
      <hr />
      <App2 />
      <hr />
      <App3 />
    </div>
  ),
  document.getElementById('root')!,
)
Our Partners
Unkey
Subscribe to Bytes

Your weekly dose of JavaScript news. Delivered every Monday to over 100,000 devs, for free.

Bytes

No spam. Unsubscribe at any time.

Subscribe to Bytes

Your weekly dose of JavaScript news. Delivered every Monday to over 100,000 devs, for free.

Bytes

No spam. Unsubscribe at any time.