@5stones/onix/dist/bisac.js

A strongly typed library for parsing ONIX feeds.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.getBISACAncestorForCode = exports.getBISACNodeForCode = exports.getBISACCodeForLabel = exports.getBISACLabelsForCode = void 0;
const bisac_1 = require("./data/bisac");
let reverseMapping = undefined;
function getBISACLabelsForCode(code, shortLabel = false) {
    var _a;
    const labels = ((_a = bisac_1.BISAC[code]) === null || _a === void 0 ? void 0 : _a.labels) || [];
    if (shortLabel) {
        return labels.map((l) => l.split(' / ').at(-1));
    }
    else {
        return labels;
    }
}
exports.getBISACLabelsForCode = getBISACLabelsForCode;
function getBISACCodeForLabel(label) {
    if (!reverseMapping) {
        reverseMapping = Object.keys(bisac_1.BISAC)
            .reduce((acc, code) => {
            const labels = bisac_1.BISAC[code].labels;
            for (const label of labels) {
                acc[label] = code;
            }
            return acc;
        }, {});
    }
    return reverseMapping[label];
}
exports.getBISACCodeForLabel = getBISACCodeForLabel;
function getBISACNodeForCode(code) {
    if (!code)
        return undefined;
    const labels = getBISACLabelsForCode(code);
    if (!labels || !labels.length)
        return undefined;
    const primaryFullLabel = labels[0];
    const primaryShortLabel = labels[0].split(' / ').at(-1);
    return {
        code,
        labels,
        primaryFullLabel,
        primaryShortLabel,
        primaryFullLabelNonGeneric: primaryFullLabel.replace(' / General', ''),
        primaryShortLabelNonGeneric: primaryShortLabel === 'General'
            ? labels[0].split(' / ').at(-2)
            : primaryShortLabel,
    };
}
exports.getBISACNodeForCode = getBISACNodeForCode;
function getBISACAncestorForCode(code) {
    var _a;
    if (!code)
        return undefined;
    const labels = (_a = bisac_1.BISAC[code]) === null || _a === void 0 ? void 0 : _a.labels;
    if (!labels) {
        throw new Error(`Unrecognized code '${code}'`);
    }
    const label = labels[0];
    let numLeavesToTruncate = label.endsWith(' / General') ? 2 : 1;
    let searchLabel = label
        .split(' / ')
        .slice(0, numLeavesToTruncate * -1)
        .join(' / ');
    if (!searchLabel)
        return undefined;
    let result = getBISACCodeForLabel(searchLabel);
    if (!result) {
        result = getBISACCodeForLabel(searchLabel + ' / General');
    }
    return getBISACNodeForCode(result);
}
exports.getBISACAncestorForCode = getBISACAncestorForCode;
//# sourceMappingURL=bisac.js.map