March 2025
Intermediate to advanced
480 pages
13h 51m
Spanish
Content preview from Estrategias de JavaScript completas
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Capítulo 16. Gestión de datos
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Ya tienes una cierta gestión del estado, así que ahora es el momento de obtener y actualizar datos. Habla con los desarrolladores que están trabajando en el backend para que puedas comunicar las expectativas en torno a las llamadas a la API. Como eres un desarrollador de pila completa, también puedes anotar cualquier cambio que haya que hacer y escribir tickets para hacer ese trabajo tú mismo. Por ahora, tú y los desarrolladores del backend habéis acordado los puntos finales esperados y el esquema de datos, así que podéis empezar.
Es una buena práctica limitar el número de llamadas a la API que el frontend necesita hacer por razones de rendimiento. Así que tienes que entender realmente cómo afectarán los datos al diseño de la página y cuándo tienen que aparecer en el flujo de UX. Los usuarios necesitan una experiencia coherente o, de lo contrario, pensarán que algo va mal con el producto o que falta algún dato que necesitan o es incorrecto. Tener esto en cuenta te ayudará a averiguar cómo deben fluir los datos.
En este capítulo trataré:
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Llamadas a la API
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Manipulación asíncrona
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Cuándo comprobar la funcionalidad del backend
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Herramientas que puedes utilizar
Hay algunos matices a la hora de llamar a los puntos finales de datos, porque tienes que pensar en la latencia y en lo que ocurre cuando tus peticiones al backend no devuelven ...
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