From 4e15f923297599869e9d695940c9c56d81b0307d Mon Sep 17 00:00:00 2001
From: toasted-nutbread <toasted-nutbread@users.noreply.github.com>
Date: Mon, 14 Mar 2022 21:42:33 -0400
Subject: Rename MediaLoader to DisplayContentManager (#2087)

---
 ext/js/media/media-loader.js | 97 --------------------------------------------
 1 file changed, 97 deletions(-)
 delete mode 100644 ext/js/media/media-loader.js

(limited to 'ext/js/media/media-loader.js')

diff --git a/ext/js/media/media-loader.js b/ext/js/media/media-loader.js
deleted file mode 100644
index d7f6b347..00000000
--- a/ext/js/media/media-loader.js
+++ /dev/null
@@ -1,97 +0,0 @@
-/*
- * Copyright (C) 2020-2022  Yomichan Authors
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-
-/* global
- * StringUtil
- */
-
-class MediaLoader {
-    constructor() {
-        this._token = {};
-        this._mediaCache = new Map();
-        this._loadMediaData = [];
-    }
-
-    async loadMedia(path, dictionary, onLoad, onUnload) {
-        const token = this._token;
-        const data = {onUnload, loaded: false};
-
-        this._loadMediaData.push(data);
-
-        const media = await this.getMedia(path, dictionary);
-        if (token !== this._token) { return; }
-
-        onLoad(media.url);
-        data.loaded = true;
-    }
-
-    unloadAll() {
-        for (const {onUnload, loaded} of this._loadMediaData) {
-            if (typeof onUnload === 'function') {
-                onUnload(loaded);
-            }
-        }
-        this._loadMediaData = [];
-
-        for (const map of this._mediaCache.values()) {
-            for (const {url} of map.values()) {
-                if (url !== null) {
-                    URL.revokeObjectURL(url);
-                }
-            }
-        }
-        this._mediaCache.clear();
-
-        this._token = {};
-    }
-
-    async getMedia(path, dictionary) {
-        let cachedData;
-        let dictionaryCache = this._mediaCache.get(dictionary);
-        if (typeof dictionaryCache !== 'undefined') {
-            cachedData = dictionaryCache.get(path);
-        } else {
-            dictionaryCache = new Map();
-            this._mediaCache.set(dictionary, dictionaryCache);
-        }
-
-        if (typeof cachedData === 'undefined') {
-            cachedData = {
-                promise: null,
-                data: null,
-                url: null
-            };
-            dictionaryCache.set(path, cachedData);
-            cachedData.promise = this._getMediaData(path, dictionary, cachedData);
-        }
-
-        return cachedData.promise;
-    }
-
-    async _getMediaData(path, dictionary, cachedData) {
-        const token = this._token;
-        const data = (await yomichan.api.getMedia([{path, dictionary}]))[0];
-        if (token === this._token && data !== null) {
-            const buffer = StringUtil.base64ToArrayBuffer(data.content);
-            const blob = new Blob([buffer], {type: data.mediaType});
-            const url = URL.createObjectURL(blob);
-            cachedData.data = data;
-            cachedData.url = url;
-        }
-        return cachedData;
-    }
-}
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