From d2500d6db23676365128649f131415e5ad65e7c8 Mon Sep 17 00:00:00 2001
From: Pieter Vander Vennet <pietervdvn@posteo.net>
Date: Thu, 31 Jul 2025 12:18:57 +0200
Subject: [PATCH] Scripts(offline): add eta

---
 scripts/generatePmTilesExtracts.ts | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/scripts/generatePmTilesExtracts.ts b/scripts/generatePmTilesExtracts.ts
index bcc5b899f3..ce1f39c1a2 100644
--- a/scripts/generatePmTilesExtracts.ts
+++ b/scripts/generatePmTilesExtracts.ts
@@ -4,6 +4,7 @@ import { OfflineBasemapManager } from "../src/service-worker/OfflineBasemapManag
 
 import { spawn } from "child_process"
 import { existsSync } from "fs"
+import { Utils } from "../src/Utils"
 
 
 class GeneratePmTilesExtracts extends Script {
@@ -99,12 +100,17 @@ class GeneratePmTilesExtracts extends Script {
         const generator = this.generateAll()
         let batch: Promise<void>[] = []
         let done = 0
+        const startDate = new Date()
         do {
             batch = this.createBatch(generator, numberOfThreads)
             await Promise.all(batch)
             done += batch.length
+            const now = new Date()
+            const timeElapsed = (now.getTime() - startDate.getTime()) / 1000
+            const speed = ("" + (done / timeElapsed)).substring(0, 5)
             const perc = ("" + ((100 * (done + this.skipped) / estimate))).substring(0, 5)
-            console.log("Completed", numberOfThreads, `processes;  ${done + this.skipped} / ${estimate}, ${perc}%`)
+            const etaSecond = Math.floor((estimate - done - this.skipped) * timeElapsed / done)
+            console.log("Completed", numberOfThreads, `processes;  ${done + this.skipped} / ${estimate}, ${perc}%, ${speed} tile/second, ETA: ${Utils.toHumanTime(etaSecond)}`)
         } while (batch.length > 0)
     }