/*
 * Copyright (C) 2023  Yomitan Authors
 * 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/>.
 */

import {IDBKeyRange, indexedDB} from 'fake-indexeddb';
import fs from 'fs';
import {fileURLToPath} from 'node:url';
import path from 'path';
import {expect, test, vi} from 'vitest';
import {TranslatorVM} from '../dev/translator-vm';

vi.stubGlobal('indexedDB', indexedDB);
vi.stubGlobal('IDBKeyRange', IDBKeyRange);

const dirname = path.dirname(fileURLToPath(import.meta.url));

/** */
async function main() {
    const translatorVM = new TranslatorVM();
    const dictionaryDirectory = path.join(dirname, 'data', 'dictionaries', 'valid-dictionary1');
    await translatorVM.prepare(dictionaryDirectory, 'Test Dictionary 2');

    const testInputsFilePath = path.join(dirname, 'data', 'translator-test-inputs.json');
    const {optionsPresets, tests} = JSON.parse(fs.readFileSync(testInputsFilePath, {encoding: 'utf8'}));

    const testResults1FilePath = path.join(dirname, 'data', 'translator-test-results.json');
    const expectedResults1 = JSON.parse(fs.readFileSync(testResults1FilePath, {encoding: 'utf8'}));
    const actualResults1 = [];

    const testResults2FilePath = path.join(dirname, 'data', 'translator-test-results-note-data1.json');
    const expectedResults2 = JSON.parse(fs.readFileSync(testResults2FilePath, {encoding: 'utf8'}));
    const actualResults2 = [];

    for (let i = 0, ii = tests.length; i < ii; ++i) {
        test(`${i}`, async () => {
            const t = tests[i];
            const expected1 = expectedResults1[i];
            const expected2 = expectedResults2[i];
            switch (t.func) {
                case 'findTerms':
                    {
                        const {name, mode, text} = t;
                        /** @type {import('translation').FindTermsOptions} */
                        const options = translatorVM.buildOptions(optionsPresets, t.options);
                        const {dictionaryEntries, originalTextLength} = structuredClone(await translatorVM.translator.findTerms(mode, text, options));
                        const noteDataList = mode !== 'simple' ? structuredClone(dictionaryEntries.map((dictionaryEntry) => translatorVM.createTestAnkiNoteData(structuredClone(dictionaryEntry), mode))) : null;
                        actualResults1.push({name, originalTextLength, dictionaryEntries});
                        actualResults2.push({name, noteDataList});
                        expect(originalTextLength).toStrictEqual(expected1.originalTextLength);
                        expect(dictionaryEntries).toStrictEqual(expected1.dictionaryEntries);
                        expect(noteDataList).toEqual(expected2.noteDataList);
                    }
                    break;
                case 'findKanji':
                    {
                        const {name, text} = t;
                        /** @type {import('translation').FindKanjiOptions} */
                        const options = translatorVM.buildOptions(optionsPresets, t.options);
                        const dictionaryEntries = structuredClone(await translatorVM.translator.findKanji(text, options));
                        const noteDataList = structuredClone(dictionaryEntries.map((dictionaryEntry) => translatorVM.createTestAnkiNoteData(structuredClone(dictionaryEntry), 'split')));
                        actualResults1.push({name, dictionaryEntries});
                        actualResults2.push({name, noteDataList});
                        expect(dictionaryEntries).toStrictEqual(expected1.dictionaryEntries);
                        expect(noteDataList).toEqual(expected2.noteDataList);
                    }
                    break;
            }
        });
    }
}

await main();