anki-reader/lib/src/classes/Card.js

A library for reading Anki apkg and collection files.

import { Question } from './Question.js';
export class Card {
    id;
    cardData;
    collection;
    deckId;
    noteId;
    rawFields;
    orderedFields;
    fields;
    modelId;
    model;
    questions;
    constructor(id, cardData, collection) {
        this.id = id;
        this.cardData = cardData;
        this.collection = collection;
    }
    getId() {
        return this.id;
    }
    getDeckId() {
        if (this.deckId != null) {
            return this.deckId;
        }
        const result = this.cardData.did?.toString() ?? '';
        this.deckId = result;
        return this.deckId;
    }
    getNoteId() {
        if (this.noteId != null) {
            return this.noteId;
        }
        const result = this.cardData.nid?.toString() ?? '';
        this.noteId = result;
        return this.noteId;
    }
    getRawFields() {
        if (this.rawFields != null) {
            return this.rawFields;
        }
        const result = this.cardData.flds?.toString() ?? '';
        this.rawFields = result;
        return this.rawFields;
    }
    getOrderedFields() {
        if (this.orderedFields != null) {
            return [
                ...this.orderedFields
            ];
        }
        const result = this.getRawFields().split('\x1f');
        this.orderedFields = result;
        return [
            ...this.orderedFields
        ];
    }
    getFields() {
        if (this.fields != null) {
            return {
                ...this.fields
            };
        }
        const model = this.getModel();
        const orderedFields = this.getOrderedFields();
        const result = {};
        for (let i = 0; i < orderedFields.length; i++) {
            if (i >= model.getFields().length) {
                break;
            }
            result[model.getFields()[i].name] = orderedFields[i];
        }
        this.fields = result;
        return {
            ...this.fields
        };
    }
    getFront() {
        return this.getOrderedFields()[0];
    }
    getBack() {
        return this.getOrderedFields()[1];
    }
    getModelId() {
        if (this.modelId != null) {
            return this.modelId;
        }
        const result = this.cardData.mid?.toString() ?? '';
        this.modelId = result;
        return this.modelId;
    }
    getModel() {
        if (this.model != null) {
            return this.model;
        }
        const result = this.collection.getModels()[this.getModelId()];
        this.model = result;
        return this.model;
    }
    getQuestions() {
        if (this.questions != null) {
            return [
                ...this.questions
            ];
        }
        const questions = [];
        const model = this.getModel();
        const fields = this.getFields();
        for (const template of model.getTemplates()) {
            const question = new Question(fields, template, model);
            if (question.getQuestionString() === '') {
                continue;
            }
            questions.push(question);
        }
        this.questions = questions;
        return [
            ...this.questions
        ];
    }
    getRawCard() {
        return this.cardData;
    }
}