dreamstack/examples/streaming-stats.ds

-- DreamStack Streaming Stats
-- Tracks button presses and computes statistics.
-- Only total, average, max are exposed (sum and last_sample are internal).
--
-- Run with:
--   dreamstack stream examples/streaming-stats.ds --port 3003

let total = 0
let max = 0
let sum = 0
let average = sum / (total + 1)

stream stats on "ws://localhost:9100/peer/stats" {
  mode: signal,
  output: total, average, max
}

view stats =
  column [
    text "📊 Streaming Stats"
    text "Samples: {total}"
    text "Average: {average}"
    text "Max: {max}"
    row [
      button "+5" {
        click: total += 1
        click: sum += 5
      }
      button "+10" {
        click: total += 1
        click: sum += 10
      }
      button "+25" {
        click: total += 1
        click: sum += 25
        click: max = 25
      }
      button "+50" {
        click: total += 1
        click: sum += 50
        click: max = 50
      }
    ]
  ]