@monitoro/herd/dist/src/lib/trails/ResourceProvider.js

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import Handlebars from 'handlebars';
function format(url, params) {
    // ensure params provided fulfill all required params from url
    const requiredParams = url.params;
    for (const key in requiredParams) {
        if (!params || !params.hasOwnProperty(key)) {
            throw new Error(`Missing required parameter: ${key}`);
        }
    }
    // Use Handlebars to process the template
    try {
        const template = Handlebars.compile(url.template, { noEscape: true });
        const result = template(params || {});
        return result;
    }
    catch (error) {
        console.error('Error processing Handlebars template:', error);
        return url.template;
    }
}
export class ResourceProvider {
    constructor(urls, selectors) {
        this.urls = urls;
        this.selectors = selectors;
    }
    url(id, params) {
        const url = this.urls.find(url => url.id === id);
        if (!url) {
            throw new Error(`URL with id ${id} not found`);
        }
        return format(url, params);
    }
    _selector(id) {
        const selector = this.selectors.find(selector => selector.id === id);
        if (!selector) {
            throw new Error(`Selector with id ${id} not found`);
        }
        return selector;
    }
    selector(id) {
        const selector = this._selector(id);
        return selector.value;
    }
    urlExamplesForSelector(selectorId) {
        const selector = this._selector(selectorId);
        const urls = selector.examples.map(example => {
            const url = this.urls.find(url => url.id === example.urlId);
            if (!url) {
                throw new Error(`URL with id ${example.urlId} not found`);
            }
            return format(url, example.urlParams);
        });
        return urls;
    }
}