aboutsummaryrefslogtreecommitdiff
path: root/ext/bg/js/anki-note-builder.js
blob: 041e6dcd49decc9977330ab350e2747670c6e1c5 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
/*
 * Copyright (C) 2020  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
 * DictionaryDataUtil
 */

class AnkiNoteBuilder {
    constructor({anki, audioSystem, renderTemplate}) {
        this._anki = anki;
        this._audioSystem = audioSystem;
        this._renderTemplate = renderTemplate;
    }

    async createNote(definition, mode, context, options, templates) {
        const isKanji = (mode === 'kanji');
        const tags = options.anki.tags;
        const modeOptions = isKanji ? options.anki.kanji : options.anki.terms;
        const modeOptionsFieldEntries = Object.entries(modeOptions.fields);

        const fields = {};
        const note = {
            fields,
            tags,
            deckName: modeOptions.deck,
            modelName: modeOptions.model,
            options: {
                duplicateScope: options.anki.duplicateScope
            }
        };

        const data = this.createNoteData(definition, mode, context, options);
        const formattedFieldValuePromises = [];
        for (const [, fieldValue] of modeOptionsFieldEntries) {
            const formattedFieldValuePromise = this.formatField(fieldValue, data, templates, null);
            formattedFieldValuePromises.push(formattedFieldValuePromise);
        }

        const formattedFieldValues = await Promise.all(formattedFieldValuePromises);
        for (let i = 0, ii = modeOptionsFieldEntries.length; i < ii; ++i) {
            const fieldName = modeOptionsFieldEntries[i][0];
            const formattedFieldValue = formattedFieldValues[i];
            fields[fieldName] = formattedFieldValue;
        }

        return note;
    }

    createNoteData(definition, mode, context, options) {
        const pitches = DictionaryDataUtil.getPitchAccentInfos(definition);
        const pitchCount = pitches.reduce((i, v) => i + v.pitches.length, 0);
        return {
            marker: null,
            definition,
            pitches,
            pitchCount,
            group: options.general.resultOutputMode === 'group',
            merge: options.general.resultOutputMode === 'merge',
            modeTermKanji: mode === 'term-kanji',
            modeTermKana: mode === 'term-kana',
            modeKanji: mode === 'kanji',
            compactGlossaries: options.general.compactGlossaries,
            context
        };
    }

    async formatField(field, data, templates, errors=null) {
        const pattern = /\{([\w-]+)\}/g;
        return await AnkiNoteBuilder.stringReplaceAsync(field, pattern, async (g0, marker) => {
            try {
                return await this._renderTemplate(templates, data, marker);
            } catch (e) {
                if (errors) { errors.push(e); }
                return `{${marker}-render-error}`;
            }
        });
    }

    async injectAudio(definition, fields, sources, customSourceUrl) {
        if (!this._containsMarker(fields, 'audio')) { return; }

        try {
            const expressions = definition.expressions;
            const audioSourceDefinition = Array.isArray(expressions) ? expressions[0] : definition;

            let fileName = this._createInjectedAudioFileName(audioSourceDefinition);
            if (fileName === null) { return; }
            fileName = AnkiNoteBuilder.replaceInvalidFileNameCharacters(fileName);

            const {audio} = await this._audioSystem.getDefinitionAudio(
                audioSourceDefinition,
                sources,
                {
                    textToSpeechVoice: null,
                    customSourceUrl,
                    binary: true,
                    disableCache: true
                }
            );

            const data = AnkiNoteBuilder.arrayBufferToBase64(audio);
            await this._anki.storeMediaFile(fileName, data);

            definition.audioFileName = fileName;
        } catch (e) {
            // NOP
        }
    }

    async injectScreenshot(definition, fields, screenshot) {
        if (!this._containsMarker(fields, 'screenshot')) { return; }

        const now = new Date(Date.now());
        let fileName = `yomichan_browser_screenshot_${definition.reading}_${this._dateToString(now)}.${screenshot.format}`;
        fileName = AnkiNoteBuilder.replaceInvalidFileNameCharacters(fileName);
        const data = screenshot.dataUrl.replace(/^data:[\w\W]*?,/, '');

        try {
            await this._anki.storeMediaFile(fileName, data);
        } catch (e) {
            return;
        }

        definition.screenshotFileName = fileName;
    }

    _createInjectedAudioFileName(definition) {
        const {reading, expression} = definition;
        if (!reading && !expression) { return null; }

        let fileName = 'yomichan';
        if (reading) { fileName += `_${reading}`; }
        if (expression) { fileName += `_${expression}`; }
        fileName += '.mp3';
        fileName = fileName.replace(/\]/g, '');
        return fileName;
    }

    _dateToString(date) {
        const year = date.getUTCFullYear();
        const month = date.getUTCMonth().toString().padStart(2, '0');
        const day = date.getUTCDate().toString().padStart(2, '0');
        const hours = date.getUTCHours().toString().padStart(2, '0');
        const minutes = date.getUTCMinutes().toString().padStart(2, '0');
        const seconds = date.getUTCSeconds().toString().padStart(2, '0');
        return `${year}-${month}-${day}-${hours}-${minutes}-${seconds}`;
    }

    _containsMarker(fields, marker) {
        marker = `{${marker}}`;
        for (const fieldValue of Object.values(fields)) {
            if (fieldValue.includes(marker)) {
                return true;
            }
        }
        return false;
    }

    static replaceInvalidFileNameCharacters(fileName) {
        // eslint-disable-next-line no-control-regex
        return fileName.replace(/[<>:"/\\|?*\x00-\x1F]/g, '-');
    }

    static arrayBufferToBase64(arrayBuffer) {
        return btoa(String.fromCharCode(...new Uint8Array(arrayBuffer)));
    }

    static stringReplaceAsync(str, regex, replacer) {
        let match;
        let index = 0;
        const parts = [];
        while ((match = regex.exec(str)) !== null) {
            parts.push(str.substring(index, match.index), replacer(...match, match.index, str));
            index = regex.lastIndex;
        }
        if (parts.length === 0) {
            return Promise.resolve(str);
        }
        parts.push(str.substring(index));
        return Promise.all(parts).then((v) => v.join(''));
    }
}