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Add speed information in download task progress

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lifegpc
2024-05-25 12:16:33 +08:00
parent 872ea884bf
commit 5b82430cbe
3 changed files with 23 additions and 5 deletions
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18
tasks/download.ts
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@@ -62,6 +62,8 @@ class DownloadManager {
downloaded_page: 0,
failed_page: 0,
total_page: 0,
downloaded_bytes: 0,
started: Date.now(),
details: [],
};
this.#task = task;
@@ -150,12 +152,22 @@ class DownloadManager {
}
set_details_downloaded(index: number, downloaded: number) {
const d = this.#progress.details.find((v) => v.index === index);
if (d) d.downloaded = downloaded;
if (d) {
const num = downloaded - d.downloaded;
const now = Date.now();
this.#progress.downloaded_bytes += num;
d.downloaded = downloaded;
d.speed = num / (now - d.last_updated);
d.last_updated = now;
}
this.#sendEvent();
}
set_details_started(index: number) {
const d = this.#progress.details.find((v) => v.index === index);
if (d) d.started = (new Date()).getTime();
if (d) {
d.started = (new Date()).getTime();
d.last_updated = d.started;
}
this.#sendEvent();
}
set_details_total(index: number, total: number) {
@@ -322,6 +334,8 @@ export async function download_task(
total: 0,
width: f.width,
started: 0,
speed: 0,
last_updated: 0,
});
function download_img() {
return new Promise<void>((resolve, reject) => {