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better behaviour with multiple downloads

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Daniel Bulant 2021-05-23 16:55:20 +02:00
parent b1d1b36fbb
commit a5a4cdbbed
1 changed files with 24 additions and 5 deletions
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29
src/pages/[manga]/index.svelte
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@ -1,5 +1,5 @@
<script> <script>
import { url } from "@roxi/routify/runtime/helpers"; import { page, url } from "@roxi/routify/runtime/helpers";
import { Zip, ZipPassThrough } from "fflate"; import { Zip, ZipPassThrough } from "fflate";
import { prepareEpub } from "../../util/generateEpub"; import { prepareEpub } from "../../util/generateEpub";
// import * as streamSaver from "streamsaver"; // import * as streamSaver from "streamsaver";
@ -12,6 +12,8 @@
$: mangaId = scoped.id; $: mangaId = scoped.id;
var manga = scoped.manga; var manga = scoped.manga;
$: manga = scoped.manga; $: manga = scoped.manga;
var relationships = scoped.mangaRelationships;
$: relationships = scoped.mangaRelationships;
async function getMangaChapters(id) { async function getMangaChapters(id) {
const data = await request("manga/" + id + "/feed?translatedLanguage[]=en"); const data = await request("manga/" + id + "/feed?translatedLanguage[]=en");
@ -24,10 +26,17 @@
console.log(manga); console.log(manga);
console.log(chapters); console.log(chapters);
console.log(relationships);
var progress = 0; var progress = 0;
var state = "idle"; var state = "idle";
var text = "Choose a chapter to view online or download EPUB"; var text = "Choose a chapter to view online or download EPUB";
var pagesDone = 0;
var totalPages = 0;
$: progress = pagesDone / (totalPages || 1);
$: if(totalPages) text = `Saving page ${pagesDone + 1} of ${totalPages}`;
var enc = new TextEncoder(); var enc = new TextEncoder();
async function prepare(chapter) { async function prepare(chapter) {
state = "active"; state = "active";
@ -44,6 +53,7 @@
} }
text = "Found " + URLs.length + " pages"; text = "Found " + URLs.length + " pages";
totalPages += URLs.length;
const file = streamSaver.createWriteStream(`${manga.title.en} ${chapter.data.attributes.chapter}.epub`, { const file = streamSaver.createWriteStream(`${manga.title.en} ${chapter.data.attributes.chapter}.epub`, {
writableStrategy: undefined, // (optional) writableStrategy: undefined, // (optional)
@ -59,8 +69,6 @@
}); });
for(var i = 0; i < URLs.length; i++) { for(var i = 0; i < URLs.length; i++) {
text = `Saving page ${i + 1} of ${URLs.length}`;
progress = (i + 1) / URLs.length;
const url = URLs[i]; const url = URLs[i];
const hash = hashes[i]; const hash = hashes[i];
const res = await fetch(url); const res = await fetch(url);
@ -80,11 +88,22 @@
<img style="margin:auto;height:100%;" src="${hash}" /> <img style="margin:auto;height:100%;" src="${hash}" />
</body> </body>
</html>`), true); </html>`), true);
pagesDone++;
} }
zip.end(); zip.end();
text = "Done!"; if(pagesDone === totalPages) {
state = "idle"; text = "Done!";
state = "idle";
pagesDone = 0;
totalPages = 0;
setTimeout(() => {
if(totalPages === 0) {
text = "Choose a chapter to view online or download EPUB";
}
}, 3000);
}
} }
</script> </script>