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window.displayIsReady = false;
let testMode = false;
const path = require('path');
// Source: https://stackoverflow.com/a/45130990
const { promisify } = require('util');
const { resolve } = require('path');
const fs = require('fs');
const readdir = promisify(fs.readdir);
const stat = promisify(fs.stat);
async function getFiles(dir) {
const subdirs = await readdir(dir);
const files = await Promise.all(subdirs.map(async (subdir) => {
const res = resolve(dir, subdir);
return (await stat(res)).isDirectory() ? getFiles(res) : res;
}));
return files.reduce((a, f) => a.concat(f), []);
}
function extToMime(ext) {
if (ext.startsWith(".")) ext = ext.substring(1);
switch (ext) {
case "jpg":
case "jpe":
case "jpeg":
case "jfif":
case "jif":
case "jfi":
return "image/jpeg";
case "png":
return "image/png";
case "webp":
return "image/webp";
case "gif":
return "image/gif";
case "swf":
return "application/x-shockwave-flash";
case "webm":
return "video/webm";
case "mp4":
case "m4v":
case "mp4v":
return "video/mp4";
}
}
// ------------------------------------
async function slideshowMain() {
console.log("Slideshow: Flushing queue");
window.displayQueue = [];
console.log("Slideshow: Displaying loader");
initiateLoad();
let pageDerpibooru = 1;
let pageLocal = 1;
let seed = Buffer.from(crypto.getRandomValues(new Uint8Array(32))).toString("hex");
console.log(config);
async function loadNextPageDerpibooru() {
if (!config.modules.derpibooru || !(config._sessionPreferences.sources === 0 || config._sessionPreferences.sources === 2)) return;
console.log("Slideshow: Loading page " + pageDerpibooru + " from Derpibooru");
let res = await fetch("https://derpibooru.org/api/v1/json/search/images/?q=" + (testMode ? "suggestive" : "explicit") + (
config._sessionPreferences.content === 0 ?
",%20mime_type:image/*"
: (config._sessionPreferences.content === 1 ?
",%20mime_type:video/*"
:
""
)
) + ",%20faved_by:" + encodeURIComponent(config.modules.derpibooru.source) + "&per_page=" + Math.round(50 * config.modules.derpibooru.proportion) + "&filter_id=56027&sf=random:" + seed + "&page=" + pageDerpibooru);
let json = await res.json();
if (json["images"].length === 0 && pageDerpibooru !== 1) {
console.log("Slideshow: Reached the end of Derpibooru, wrapping around");
pageDerpibooru = 1;
await loadNextPageDerpibooru();
return;
}
json["images"] = json["images"].map(i => {
i["_source"] = "https://derpibooru.org/images/" + i["id"];
return i;
});
window.displayQueue.push(...json["images"].map(i => {
if (!config.modules.derpibooru['faunerie_cache']) return i;
if (!fs.existsSync(config.modules.derpibooru['faunerie_cache'] + "/images/" + i['sha512_hash'].substring(0, 1) + "/" + i['sha512_hash'].substring(0, 2) + "/" + i['sha512_hash'].substring(0, 3) + "/10" + i['id'] + ".bin")) return i;
i['view_url'] = "pbip://" + config.modules.derpibooru['faunerie_cache'] + "/images/" + i['sha512_hash'].substring(0, 1) + "/" + i['sha512_hash'].substring(0, 2) + "/" + i['sha512_hash'].substring(0, 3) + "/10" + i['id'] + ".bin";
return i;
}));
window.displayQueue = window.displayQueue.sort(() => Math.random() - Math.random());
pageDerpibooru++;
}
let fullList;
if (config.modules.local && (config._sessionPreferences.sources === 1 || config._sessionPreferences.sources === 2)) {
fullList = (await getFiles(config.modules.local.source)).filter(i => !path.basename(i).startsWith(".") && extToMime(path.extname(i)));
}
async function loadNextPageLocal() {
if (!config.modules.derpibooru || !(config._sessionPreferences.sources === 1 || config._sessionPreferences.sources === 2)) return;
console.log("Slideshow: Loading page " + pageLocal + " from local filesystem");
let res = fullList.slice((pageLocal - 1) * Math.round(50 * config.modules.derpibooru.proportion), pageLocal * Math.round(50 * config.modules.derpibooru.proportion));
let json = {
images: res.map(i => {
return {
_file: i,
id: path.basename(i),
mime_type: extToMime(path.extname(i)),
view_url: "file://" + encodeURI(i.replaceAll("\\", "/"))
}
})
};
if (json["images"].length === 0 && pageLocal !== 1) {
console.log("Slideshow: Reached the end of local filesystem, wrapping around");
pageLocal = 1;
await loadNextPageLocal();
return;
}
json["images"] = json["images"].map(i => {
i["_source"] = i["_file"];
return i;
});
window.displayQueue.push(...json["images"]);
window.displayQueue = window.displayQueue.sort(() => Math.random() - Math.random()).filter(i => {
if (config._sessionPreferences.content === 0) {
return i.mime_type.startsWith("image/");
} else if (config._sessionPreferences.content === 1) {
return i.mime_type.startsWith("video/");
} else {
return true;
}
});
pageLocal++;
}
console.log("Slideshow: Loading first page");
await loadNextPageDerpibooru();
await loadNextPageLocal();
console.log("Slideshow: Starting slideshow");
await startSlideshow(false, async () => {
await loadNextPageDerpibooru();
await loadNextPageLocal();
});
console.log("Slideshow: Removing loader");
completeLoad();
window.displayIsReady = true;
}
window.addEventListener("load", () => {
setTimeout(async () => {
window.config = await require('electron/renderer').ipcRenderer.invoke("getConfig");
await slideshowMain();
}, 1000);
});
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