Creare un componente meteo personalizzato custom-component

<?xml version="1.0" encoding="UTF-8"?>
<jcr:root xmlns:sling="http://sling.apache.org/jcr/sling/1.0" xmlns:cq="http://www.day.com/jcr/cq/1.0" xmlns:jcr="http://www.jcp.org/jcr/1.0"
    jcr:primaryType="cq:Component"
    jcr:title="Open Weather"
    componentGroup="WKND SPA React - Content"/>

<?xml version="1.0" encoding="UTF-8"?>
<jcr:root xmlns:sling="http://sling.apache.org/jcr/sling/1.0" xmlns:granite="http://www.adobe.com/jcr/granite/1.0" xmlns:cq="http://www.day.com/jcr/cq/1.0" xmlns:jcr="http://www.jcp.org/jcr/1.0" xmlns:nt="http://www.jcp.org/jcr/nt/1.0"
    jcr:primaryType="nt:unstructured"
    jcr:title="Open Weather"
    sling:resourceType="cq/gui/components/authoring/dialog">
    <content
        jcr:primaryType="nt:unstructured"
        sling:resourceType="granite/ui/components/coral/foundation/container">
        <items jcr:primaryType="nt:unstructured">
            <tabs
                jcr:primaryType="nt:unstructured"
                sling:resourceType="granite/ui/components/coral/foundation/tabs"
                maximized="{Boolean}true">
                <items jcr:primaryType="nt:unstructured">
                    <properties
                        jcr:primaryType="nt:unstructured"
                        jcr:title="Properties"
                        sling:resourceType="granite/ui/components/coral/foundation/container"
                        margin="{Boolean}true">
                        <items jcr:primaryType="nt:unstructured">
                            <columns
                                jcr:primaryType="nt:unstructured"
                                sling:resourceType="granite/ui/components/coral/foundation/fixedcolumns"
                                margin="{Boolean}true">
                                <items jcr:primaryType="nt:unstructured">
                                    <column
                                        jcr:primaryType="nt:unstructured"
                                        sling:resourceType="granite/ui/components/coral/foundation/container">
                                        <items jcr:primaryType="nt:unstructured">
                                            <label
                                                jcr:primaryType="nt:unstructured"
                                                sling:resourceType="granite/ui/components/coral/foundation/form/textfield"
                                                fieldDescription="The label to display for the component"
                                                fieldLabel="Label"
                                                name="./label"/>
                                            <lat
                                                jcr:primaryType="nt:unstructured"
                                                sling:resourceType="granite/ui/components/coral/foundation/form/numberfield"
                                                fieldDescription="The latitude of the location."
                                                fieldLabel="Latitude"
                                                step="any"
                                                name="./lat" />
                                            <lon
                                                jcr:primaryType="nt:unstructured"
                                                sling:resourceType="granite/ui/components/coral/foundation/form/numberfield"
                                                fieldDescription="The longitude of the location."
                                                fieldLabel="Longitude"
                                                step="any"
                                                name="./lon"/>
                                        </items>
                                    </column>
                                </items>
                            </columns>
                        </items>
                    </properties>
                </items>
            </tabs>
        </items>
    </content>
</jcr:root>

package com.adobe.aem.guides.wkndspa.react.core.models;

import com.adobe.cq.export.json.ComponentExporter;

// Sling Models intended to be used with SPA Editor must extend ComponentExporter interface
public interface OpenWeatherModel extends ComponentExporter {
    public String getLabel();
    public double getLat();
    public double getLon();
}

package com.adobe.aem.guides.wkndspa.react.core.models.impl;

import org.apache.sling.models.annotations.*;
import org.apache.sling.models.annotations.injectorspecific.ValueMapValue;
import com.adobe.cq.export.json.ComponentExporter;
import com.adobe.cq.export.json.ExporterConstants;
import org.apache.commons.lang3.StringUtils;
import org.apache.sling.api.SlingHttpServletRequest;
import com.adobe.aem.guides.wkndspa.react.core.models.OpenWeatherModel;

// Sling Model annotation
@Model(
    adaptables = SlingHttpServletRequest.class,
    adapters = { OpenWeatherModel.class, ComponentExporter.class },
    resourceType = OpenWeatherModelImpl.RESOURCE_TYPE,
    defaultInjectionStrategy = DefaultInjectionStrategy.OPTIONAL
)
@Exporter( //Exporter annotation that serializes the modoel as JSON
    name = ExporterConstants.SLING_MODEL_EXPORTER_NAME,
    extensions = ExporterConstants.SLING_MODEL_EXTENSION
)
public class OpenWeatherModelImpl implements OpenWeatherModel {

    @ValueMapValue
    private String label; //maps variable to jcr property named "label" persisted by Dialog

    @ValueMapValue
    private double lat; //maps variable to jcr property named "lat"

    @ValueMapValue
    private double lon; //maps variable to jcr property named "lon"

    // points to AEM component definition in ui.apps
    static final String RESOURCE_TYPE = "wknd-spa-react/components/open-weather";

    // public getter method to expose value of private variable `label`
    // adds additional logic to default the label to "(Default)" if not set.
    @Override
    public String getLabel() {
        return StringUtils.isNotBlank(label) ? label : "(Default)";
    }

    // public getter method to expose value of private variable `lat`
    @Override
    public double getLat() {
        return lat;
    }

    // public getter method to expose value of private variable `lon`
    @Override
    public double getLon() {
        return lon;
    }

    // method required by `ComponentExporter` interface
    // exposes a JSON property named `:type` with a value of `wknd-spa-react/components/open-weather`
    // required to map the JSON export to the SPA component props via the `MapTo`
    @Override
    public String getExportedType() {
        return OpenWeatherModelImpl.RESOURCE_TYPE;
    }
}

$ cd aem-guides-wknd-spa.react/ui.frontend
$ npm i react-open-weather

import React from 'react';
import {MapTo} from '@adobe/aem-react-editable-components';
import ReactWeather, { useOpenWeather } from 'react-open-weather';

// Open weather API Key
// For simplicity it is hard coded in the file, ideally this is extracted in to an environment variable
const API_KEY = 'YOUR_API_KEY';

// Logic to render placeholder or component
const OpenWeatherEditConfig = {

    emptyLabel: 'Weather',
    isEmpty: function(props) {
        return !props || !props.lat || !props.lon || !props.label;
    }
};

// Wrapper function that includes react-open-weather component
function ReactWeatherWrapper(props) {
    const { data, isLoading, errorMessage } = useOpenWeather({
        key: API_KEY,
        lat: props.lat, // passed in from AEM JSON
        lon: props.lon, // passed in from AEM JSON
        lang: 'en',
        unit: 'imperial', // values are (metric, standard, imperial)
    });

    return (
        <div className="cmp-open-weather">
            <ReactWeather
                isLoading={isLoading}
                errorMessage={errorMessage}
                data={data}
                lang="en"
                locationLabel={props.label} // passed in from AEM JSON
                unitsLabels={{ temperature: 'F', windSpeed: 'mph' }}
                showForecast={false}
              />
        </div>
    );
}

export default function OpenWeather(props) {

        // render nothing if component not configured
        if (OpenWeatherEditConfig.isEmpty(props)) {
            return null;
        }

        // render ReactWeather component if component configured
        // pass props to ReactWeatherWrapper. These props include the mapped properties from AEM JSON
        return ReactWeatherWrapper(props);

}

// Map OpenWeather to AEM component
MapTo('wknd-spa-react/components/open-weather')(OpenWeather, OpenWeatherEditConfig);

  // import-component.js
  import './Container/Container';
  import './ExperienceFragment/ExperienceFragment';
+ import './OpenWeather/OpenWeather';

$ cd aem-guides-wknd-spa.react
$ mvn clean install -PautoInstallSinglePackage

com.adobe.aem.guides.wkndspa.react.core.models.impl.OpenWeatherModelImpl - wknd-spa-react/components/open-weather

com.adobe.aem.guides.wkndspa.react.core.models.impl.OpenWeatherModelImpl exports 'wknd-spa-react/components/open-weather' with selector 'model' and extension '[Ljava.lang.String;@2fd80fc5' with exporter 'jackson'

"open_weather": {
    "label": "San Diego",
    "lat": 32.7157,
    "lon": -117.1611,
    ":type": "wknd-spa-react/components/open-weather"
}