Dictionary database worker refactoring (#1913)

* Rename DictionaryWorker => DictionaryWorkerHandler

* Rename var

* Rename file

* Simplify

* Rename DictionaryDatabaseModifier => DictionaryWorker

* Rename dictionary-database-modifier.js => dictionary-worker.js

1 files changed, 0 insertions, 130 deletions

diff --git a/ext/js/language/dictionary-database-modifier.js b/ext/js/language/dictionary-database-modifier.js
deleted file mode 100644
index 055c4769..00000000
--- a/ext/js/language/dictionary-database-modifier.js
+++ /dev/null
@@ -1,130 +0,0 @@
-/*
- * Copyright (C) 2021  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
- * DictionaryImporterMediaLoader
- */
-
-class DictionaryDatabaseModifier {
-    constructor() {
-        this._dictionaryImporterMediaLoader = new DictionaryImporterMediaLoader();
-    }
-
-    importDictionary(archiveContent, details, onProgress) {
-        return this._invoke(
-            'importDictionary',
-            {details, archiveContent},
-            [archiveContent],
-            onProgress,
-            this._formatimportDictionaryResult.bind(this)
-        );
-    }
-
-    deleteDictionary(dictionaryTitle, onProgress) {
-        return this._invoke('deleteDictionary', {dictionaryTitle}, [], onProgress);
-    }
-
-    // Private
-
-    _invoke(action, params, transfer, onProgress, formatResult) {
-        return new Promise((resolve, reject) => {
-            const worker = new Worker('/js/language/dictionary-worker-main.js', {});
-            const details = {
-                complete: false,
-                worker,
-                resolve,
-                reject,
-                onMessage: null,
-                onProgress,
-                formatResult
-            };
-            const onMessage = this._onMessage.bind(this, details);
-            details.onMessage = onMessage;
-            worker.addEventListener('message', onMessage);
-            worker.postMessage({action, params}, transfer);
-        });
-    }
-
-    _onMessage(details, e) {
-        if (details.complete) { return; }
-        const {action, params} = e.data;
-        switch (action) {
-            case 'complete':
-                {
-                    const {worker, resolve, reject, onMessage, formatResult} = details;
-                    details.complete = true;
-                    details.worker = null;
-                    details.resolve = null;
-                    details.reject = null;
-                    details.onMessage = null;
-                    details.onProgress = null;
-                    details.formatResult = null;
-                    worker.removeEventListener('message', onMessage);
-                    worker.terminate();
-                    this._onMessageComplete(params, resolve, reject, formatResult);
-                }
-                break;
-            case 'progress':
-                this._onMessageProgress(params, details.onProgress);
-                break;
-            case 'getImageResolution':
-                this._onMessageGetImageResolution(params, details.worker);
-                break;
-        }
-    }
-
-    _onMessageComplete(params, resolve, reject, formatResult) {
-        const {error} = params;
-        if (typeof error !== 'undefined') {
-            reject(deserializeError(error));
-        } else {
-            let {result} = params;
-            try {
-                if (typeof formatResult === 'function') {
-                    result = formatResult(result);
-                }
-            } catch (e) {
-                reject(e);
-                return;
-            }
-            resolve(result);
-        }
-    }
-
-    _onMessageProgress(params, onProgress) {
-        if (typeof onProgress !== 'function') { return; }
-        const {args} = params;
-        onProgress(...args);
-    }
-
-    async _onMessageGetImageResolution(params, worker) {
-        const {id, mediaType, content} = params;
-        let response;
-        try {
-            const result = await this._dictionaryImporterMediaLoader.getImageResolution(mediaType, content);
-            response = {id, result};
-        } catch (e) {
-            response = {id, error: serializeError(e)};
-        }
-        worker.postMessage({action: 'getImageResolution.response', params: response});
-    }
-
-    _formatimportDictionaryResult(result) {
-        result.errors = result.errors.map((error) => deserializeError(error));
-        return result;
-    }
-}