aboutsummaryrefslogtreecommitdiff
path: root/ext/js/pages/settings/sort-frequency-dictionary-controller.js
blob: c946400f439d2e2084c278bd034a41011843f5ae (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
/*
 * Copyright (C) 2023  Yomitan Authors
 * Copyright (C) 2021-2022  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 {yomichan} from '../../yomichan.js';

export class SortFrequencyDictionaryController {
    constructor(settingsController) {
        this._settingsController = settingsController;
        this._sortFrequencyDictionarySelect = null;
        this._sortFrequencyDictionaryOrderSelect = null;
        this._sortFrequencyDictionaryOrderAutoButton = null;
        this._sortFrequencyDictionaryOrderContainerNode = null;
        this._getDictionaryInfoToken = null;
    }

    async prepare() {
        this._sortFrequencyDictionarySelect = document.querySelector('#sort-frequency-dictionary');
        this._sortFrequencyDictionaryOrderSelect = document.querySelector('#sort-frequency-dictionary-order');
        this._sortFrequencyDictionaryOrderAutoButton = document.querySelector('#sort-frequency-dictionary-order-auto');
        this._sortFrequencyDictionaryOrderContainerNode = document.querySelector('#sort-frequency-dictionary-order-container');

        await this._onDatabaseUpdated();

        yomichan.on('databaseUpdated', this._onDatabaseUpdated.bind(this));
        this._settingsController.on('optionsChanged', this._onOptionsChanged.bind(this));
        this._sortFrequencyDictionarySelect.addEventListener('change', this._onSortFrequencyDictionarySelectChange.bind(this));
        this._sortFrequencyDictionaryOrderSelect.addEventListener('change', this._onSortFrequencyDictionaryOrderSelectChange.bind(this));
        this._sortFrequencyDictionaryOrderAutoButton.addEventListener('click', this._onSortFrequencyDictionaryOrderAutoButtonClick.bind(this));
    }

    // Private

    async _onDatabaseUpdated() {
        const token = {};
        this._getDictionaryInfoToken = token;
        const dictionaries = await this._settingsController.getDictionaryInfo();
        if (this._getDictionaryInfoToken !== token) { return; }
        this._getDictionaryInfoToken = null;

        this._updateDictionaryOptions(dictionaries);

        const options = await this._settingsController.getOptions();
        this._onOptionsChanged({options});
    }

    _onOptionsChanged({options}) {
        const {sortFrequencyDictionary, sortFrequencyDictionaryOrder} = options.general;
        this._sortFrequencyDictionarySelect.value = (sortFrequencyDictionary !== null ? sortFrequencyDictionary : '');
        this._sortFrequencyDictionaryOrderSelect.value = sortFrequencyDictionaryOrder;
        this._sortFrequencyDictionaryOrderContainerNode.hidden = (sortFrequencyDictionary === null);
    }

    _onSortFrequencyDictionarySelectChange() {
        let {value} = this._sortFrequencyDictionarySelect;
        if (value === '') { value = null; }
        this._setSortFrequencyDictionaryValue(value);
    }

    _onSortFrequencyDictionaryOrderSelectChange() {
        const {value} = this._sortFrequencyDictionaryOrderSelect;
        this._setSortFrequencyDictionaryOrderValue(value);
    }

    _onSortFrequencyDictionaryOrderAutoButtonClick() {
        const {value} = this._sortFrequencyDictionarySelect;
        if (value === '') { return; }
        this._autoUpdateOrder(value);
    }

    _updateDictionaryOptions(dictionaries) {
        const fragment = document.createDocumentFragment();
        let option = document.createElement('option');
        option.value = '';
        option.textContent = 'None';
        fragment.appendChild(option);
        for (const {title, counts} of dictionaries) {
            if (this._dictionaryHasNoFrequencies(counts)) { continue; }
            option = document.createElement('option');
            option.value = title;
            option.textContent = title;
            fragment.appendChild(option);
        }
        this._sortFrequencyDictionarySelect.textContent = '';
        this._sortFrequencyDictionarySelect.appendChild(fragment);
    }

    async _setSortFrequencyDictionaryValue(value) {
        this._sortFrequencyDictionaryOrderContainerNode.hidden = (value === null);
        await this._settingsController.setProfileSetting('general.sortFrequencyDictionary', value);
        if (value !== null) {
            await this._autoUpdateOrder(value);
        }
    }

    async _setSortFrequencyDictionaryOrderValue(value) {
        await this._settingsController.setProfileSetting('general.sortFrequencyDictionaryOrder', value);
    }

    async _autoUpdateOrder(dictionary) {
        const order = await this._getFrequencyOrder(dictionary);
        if (order === 0) { return; }
        const value = (order > 0 ? 'descending' : 'ascending');
        this._sortFrequencyDictionaryOrderSelect.value = value;
        await this._setSortFrequencyDictionaryOrderValue(value);
    }

    async _getFrequencyOrder(dictionary) {
        const moreCommonTerms = ['来る', '言う', '出る', '入る', '方', '男', '女', '今', '何', '時'];
        const lessCommonTerms = ['行なう', '論じる', '過す', '行方', '人口', '猫', '犬', '滝', '理', '暁'];
        const terms = [...moreCommonTerms, ...lessCommonTerms];

        const frequencies = await yomichan.api.getTermFrequencies(
            terms.map((term) => ({term, reading: null})),
            [dictionary]
        );

        const termDetails = new Map();
        const moreCommonTermDetails = [];
        const lessCommonTermDetails = [];
        for (const term of moreCommonTerms) {
            const details = {hasValue: false, minValue: Number.MAX_SAFE_INTEGER, maxValue: Number.MIN_SAFE_INTEGER};
            termDetails.set(term, details);
            moreCommonTermDetails.push(details);
        }
        for (const term of lessCommonTerms) {
            const details = {hasValue: false, minValue: Number.MAX_SAFE_INTEGER, maxValue: Number.MIN_SAFE_INTEGER};
            termDetails.set(term, details);
            lessCommonTermDetails.push(details);
        }

        for (const {term, frequency} of frequencies) {
            if (typeof frequency !== 'number') { continue; }
            const details = termDetails.get(term);
            if (typeof details === 'undefined') { continue; }
            details.minValue = Math.min(details.minValue, frequency);
            details.maxValue = Math.max(details.maxValue, frequency);
            details.hasValue = true;
        }

        let result = 0;
        for (const details1 of moreCommonTermDetails) {
            if (!details1.hasValue) { continue; }
            for (const details2 of lessCommonTermDetails) {
                if (!details2.hasValue) { continue; }
                result += Math.sign(details1.maxValue - details2.minValue) + Math.sign(details1.minValue - details2.maxValue);
            }
        }
        return Math.sign(result);
    }

    _dictionaryHasNoFrequencies(counts) {
        if (typeof counts !== 'object' || counts === null) { return false; }
        const {termMeta} = counts;
        if (typeof termMeta !== 'object' || termMeta === null) { return false; }
        return termMeta.freq <= 0;
    }
}