path: root/ext/bg/js/dictionary.js

/*
 * Copyright (C) 2016-2017  Alex Yatskov <alex@foosoft.net>
 * Author: Alex Yatskov <alex@foosoft.net>
 *
 * 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 <http://www.gnu.org/licenses/>.
 */


function dictEnabledSet(options) {
    const dictionaries = {};
    for (const title in options.dictionaries) {
        const dictionary = options.dictionaries[title];
        if (dictionary.enabled) {
            dictionaries[title] = dictionary;
        }
    }

    return dictionaries;
}

function dictConfigured(options) {
    for (const title in options.dictionaries) {
        if (options.dictionaries[title].enabled) {
            return true;
        }
    }

    return false;
}

function dictRowsSort(rows, options) {
    return rows.sort((ra, rb) => {
        const pa = (options.dictionaries[ra.title] || {}).priority || 0;
        const pb = (options.dictionaries[rb.title] || {}).priority || 0;
        if (pa > pb) {
            return -1;
        } else if (pa < pb) {
            return 1;
        } else {
            return 0;
        }
    });
}

function dictTermsSort(definitions, dictionaries=null) {
    return definitions.sort((v1, v2) => {
        const sl1 = v1.source.length;
        const sl2 = v2.source.length;
        if (sl1 > sl2) {
            return -1;
        } else if (sl1 < sl2) {
            return 1;
        }

        if (dictionaries !== null) {
            const p1 = (dictionaries[v1.dictionary] || {}).priority || 0;
            const p2 = (dictionaries[v2.dictionary] || {}).priority || 0;
            if (p1 > p2) {
                return -1;
            } else if (p1 < p2) {
                return 1;
            }
        }

        const s1 = v1.score;
        const s2 = v2.score;
        if (s1 > s2) {
            return -1;
        } else if (s1 < s2) {
            return 1;
        }

        const rl1 = v1.reasons.length;
        const rl2 = v2.reasons.length;
        if (rl1 < rl2) {
            return -1;
        } else if (rl1 > rl2) {
            return 1;
        }

        return v2.expression.localeCompare(v1.expression);
    });
}

function dictTermsUndupe(definitions) {
    const definitionGroups = {};
    for (const definition of definitions) {
        const definitionExisting = definitionGroups[definition.id];
        if (!definitionGroups.hasOwnProperty(definition.id) || definition.expression.length > definitionExisting.expression.length) {
            definitionGroups[definition.id] = definition;
        }
    }

    const definitionsUnique = [];
    for (const key in definitionGroups) {
        definitionsUnique.push(definitionGroups[key]);
    }

    return definitionsUnique;
}

function dictTermsGroup(definitions, dictionaries) {
    const groups = {};
    for (const definition of definitions) {
        const key = [definition.source, definition.expression].concat(definition.reasons);
        if (definition.reading) {
            key.push(definition.reading);
        }

        const group = groups[key];
        if (group) {
            group.push(definition);
        } else {
            groups[key] = [definition];
        }
    }

    const results = [];
    for (const key in groups) {
        const groupDefs = groups[key];
        const firstDef = groupDefs[0];
        dictTermsSort(groupDefs, dictionaries);
        results.push({
            definitions: groupDefs,
            expression: firstDef.expression,
            reading: firstDef.reading,
            reasons: firstDef.reasons,
            score: groupDefs.reduce((p, v) => v.score > p ? v.score : p, Number.MIN_SAFE_INTEGER),
            source: firstDef.source, 
            furigana: firstDef.furigana
        });
    }

    return dictTermsSort(results);
}

function dictTagBuildSource(name) {
    return dictTagSanitize({name, category: 'dictionary', order: 100});
}

function dictTagBuild(name, meta) {
    const tag = {name};
    const symbol = name.split(':')[0];
    for (const prop in meta[symbol] || {}) {
        tag[prop] = meta[symbol][prop];
    }

    return dictTagSanitize(tag);
}

function dictTagSanitize(tag) {
    tag.name = tag.name || 'untitled';
    tag.category = tag.category || 'default';
    tag.notes = tag.notes || '';
    tag.order = tag.order || 0;
    return tag;
}

function dictTagsSort(tags) {
    return tags.sort((v1, v2) => {
        const order1 = v1.order;
        const order2 = v2.order;
        if (order1 < order2) {
            return -1;
        } else if (order1 > order2) {
            return 1;
        }

        const name1 = v1.name;
        const name2 = v2.name;
        if (name1 < name2) {
            return -1;
        } else if (name1 > name2) {
            return 1;
        }

        return 0;
    });
}

function dictFieldSplit(field) {
    return field.length === 0 ? [] : field.split(' ');
}

function dictFieldFormat(field, definition, mode, options) {
    const markers = [
        'audio',
        'character',
        'cloze-body',
        'cloze-prefix',
        'cloze-suffix',
        'dictionary',
        'expression',
        'furigana',
        'glossary',
        'glossary-brief',
        'kunyomi',
        'onyomi',
        'reading',
        'sentence',
        'tags',
        'url'
    ];

    for (const marker of markers) {
        const data = {
            marker,
            definition,
            group: options.general.groupResults,
            html: options.anki.htmlCards,
            modeTermKanji: mode === 'term-kanji',
            modeTermKana: mode === 'term-kana',
            modeKanji: mode === 'kanji'
        };

        field = field.replace(`{${marker}}`, handlebarsRender('fields.html', data));
    }

    return field;
}

function dictNoteFormat(definition, mode, options) {
    const note = {fields: {}, tags: options.anki.tags};
    let fields = [];

    if (mode === 'kanji') {
        fields = options.anki.kanji.fields;
        note.deckName = options.anki.kanji.deck;
        note.modelName = options.anki.kanji.model;
    } else {
        fields = options.anki.terms.fields;
        note.deckName = options.anki.terms.deck;
        note.modelName = options.anki.terms.model;

        if (definition.audio) {
            const audio = {
                url: definition.audio.url,
                filename: definition.audio.filename,
                skipHash: '7e2c2f954ef6051373ba916f000168dc',
                fields: []
            };

            for (const name in fields) {
                if (fields[name].includes('{audio}')) {
                    audio.fields.push(name);
                }
            }

            if (audio.fields.length > 0) {
                note.audio = audio;
            }
        }
    }

    for (const name in fields) {
        note.fields[name] = dictFieldFormat(fields[name], definition, mode, options);
    }

    return note;
}