Revant Patel

I am Rewan Patel, I have been working in OneRivet since past five years and I'm a front-end developer and as a front-end developer I have developed a comprehensive skill set and encompassing various technologies that are essential for web development and there is a, so I would like to tell overview of my profile. So I have a view expertise in Vue.js, so over the years I have developed a deep proficiency in Vue.js, leveraging its reactive component based architecture to build dynamic and interactive user interfaces from simple UI components to complex single-page applications. I have efficiently utilized Vue.js to deliver robust solution and meet the user requirements. I also have a strong JavaScript foundation, so JavaScript serves as backbone of the front-end development and my skills in this language is extensively good, from ES6 features to advanced concepts like closure, promises, async, await. I am adept at writing clean, efficient and maintainable JavaScript code. I also have mastery in HTML and CSS, having a solid foundation in HTML and CSS. CSS is essential for crafting well-structured visually appealing web applications. I am proficient in writing semantic HTML markup and CSS stylesheet, ensuring accessibility, responsiveness and cross-browser compatibility in my projects. I am also familiar with Angular in addition to Vue.js. I also have experience in working with Angular. I am familiar with Angular's architectures, components, services, modules, you know, which allowing me to adapt Angular projects and contribute effectively when required. I also have problem-solving skills. Throughout my career in OneRivet, I have encountered various challenges in front-end development, ranging from performance optimization to cross-browser compatibility issues. I have developed strong problem-solving skills, enabling me to analyze my problems and identify effective solutions to the particular problems. I am also a collaborative team player. I thrive in collaborative environments where I can leverage my skills to work effectively with multiple teams, whether it's participating in code reviews, brainstorming sessions or project planning meetings. I actively contribute to the success of the team and the project. So, that was my journey in OneRivet.

To ensure that a Vue.js SPA maintains state consistency across different routes when fetching data from API, we can employ several strategies. So one would be centralized state management, Vuex. So we can utilize Vuex, that is Vue state management pattern and library to maintain a centralized store for application state. When fetching data from REST API, store the retrieved data in the Vuex stores, components across different routes can access and mutate the shared state from Vuex store, ensuring consistency. Another point would be route-specific data fetching. So implementing route-specific data fetching mechanisms using views, routers, navigation guards such as before-route, before-route-update or before-route-leave. Fetching necessary data for each route before rendering the associated components, ensuring that the component always receives the required data. Another point would be of component lifecycle hooks. So utilize component lifecycle hooks such as created, mounted, etc. to fetch data when components are created or mounted. Ensure that data fetching logic is implemented in a way that it prevents unnecessary API calls if data has already been fetched. Another point would be async, await and promises. We can also use async, await or promises to handle asynchronous data fetching operations cleanly and efficiently. Await the completion of API request before proceeding with rendering components or updating the application state. Cache management. So implementing cache management mechanism to store previously fetched data logically, for example, in browser storage or Vuex store. We can also check the cache before making API request to avoid redundant data fetch operations and improve performance. Error handling and recovery. So implementing a robust error handling and mechanism to deal with failed API responses or network errors. Loading indicators and placeholder content. So display loading indicators or placeholder content while data is being fetched from the REST APIs to improve user experience and UI inconsistencies. Also ensure that data components gracefully handle scenarios where data is yet not available or is being fetched.

When we face this kind of issues, there are certain points that we can do. So first one would be use Axios Interceptors. So Axios is a popular HTTP client for making requests in Vue.js applications. So utilize Axios Interceptors globally intercept and handle errors for all the API requests. Find an interceptor to catch HTTP errors that can be status code outside the range and handle them appropriately. This could include displaying error messages to user, logging the error or performing other action based on the specific error. Handle error in individual API requests. Or granular control handle errors directly in the code where API requests are made. This allows us to customize error handling based on the context of each request. Other point could be display user friendly error messages. So when error occurs, we can provide a clear and informative error message to the user. This would help users to understand what has what's been wrong and how they can proceed ahead with proceed ahead. Other point could be retry mechanism. So implement a retry mechanism for certain types of errors, such as network timeouts or temporary server issues. You can, we can automatically retry failed request, request a certain number of times before giving up with increasing delays between retries, logging and monitoring. So log errors to centralize logging service for debugging purpose. This allows developers to track down what's been wrong and how issues and how the issues can figure out how to fix issues more efficiently, graceful degradation, implement fallback mechanism or graceful degradation for critical functionalities. If API endpoints are unavailable or return unexpected responses, provide alternative paths or functionalities for users to accomplish the task, even when primary endpoints and encounters error unit and integration testing. So while writing a comprehensive unit, unit and integration test for Vue.js components and API interactions, test for both expected and unexpected API responses.

Managing state in Vue. Js application with, uh, multiple components that depend on, uh, RESTful API responses require a structured approach to ensure data consistency and reactivity across the applications. Uh, so the first one could be centralizing state management with Vuex. So utilize, uh, Vuex, Vue state management libraries to create a centralized store for application state. Uh, differ we can also define modules within Vuex to represent, uh, different domains or entities of your applications, uh, such as users, products, or it it could be anything. Uh, use action to fetch data from RESTful API and commit mutations to update, uh, state based on the API responses. Components, uh, can then, uh, access the, uh, shared state from Vuex and reactivity update based on the, uh, based on changes to the state. Uh, other point could be modular module structure. So organizing Vuex modules based on the entities or resources managed by restful APIs, uh, each module should encapsulate its its own state, actions, mutations, and getters related to the a specific domain. For example, if, uh, my application deals with users and products, uh, have separate VX modules for user related state and product product related state. Other point could be actions, uh, for API requests. So we can define actions with Vuex modules to handle, uh, API request for fetching data, uh, using asynchronous actions to make HTTP request to the RESTful API using XUS or HTTP clients. Uh, upon receiving responses from the API, commit mutation to update state in Viewex, uh, state accordingly. Uh, the point could be, um, mutations for, uh, uh, mutation for state updates. So define mutations to modify the state in, uh, in response to API responses or other actions. Mutations should be synchronous and responsible for updating the state in reactive manners. Uh, other point could be getters for derived state. So, uh, utilize getters, uh, to compute a derived state or perform transformation on the existing state. Getters are useful, uh, useful for accessing and manipulating state data in computed manner without, uh, directly modifying it. Uh, other point could be reactivity and two way data binding. So leverage, uh, we can leverage, uh, Vue's reactivity system to ensure the components automatically update when the Vuex state changes.

For ensuring, uh, smooth data transition between a Vuegis application and this full API involves a few several necessary steps, uh, to handle various aspects of the processes. So the first one could be, uh, designing an API endpoints. So we need to, uh, define clear and, uh, clear, uh, API endpoints and, uh, that adhere the adhere to useful, uh, restful principles. Uh, following, uh, standard HTTP methods, uh, like, uh, get, post, put, delete for CRUD operations. Use many, uh, we can also use meaningful resource names and URL structures to, uh, to represent entities and actions. Uh, other point could be choose an HTTP client. Select an HTTP client library to handle API requests and response. Uh, Axios is one of the popular choice for users applications due to its simplicity and flexibility. Uh, other point for this could be make, uh, API requests. So use the, uh, HTTP client libraries to make request to API endpoints, uh, defined earlier. Specify the HTTP method, URL, headers, and request body according to the requirement of each a API endpoint. Now handle, uh, asynchronous operation by using promises or sync of it. Uh, and other point could be to handle API responses. Like, so we need to define logic to handle API responses returned by the server. Uh, check the status code of the responses to determine, uh, whether the request was successful or it encountered an error. Pass and, uh, process the response data accordingly to the expected format, uh, that could be JSON and update application state accordingly. Uh, one of the crucial point is also to manage authentication. Like, implement authentication mechanism. Uh, example, JWT or Auth0 if the API requires authentication to access certain endpoints. Uh, handle user authentication and authorization in the Vue. Js application and include, uh, authentication tokens or credential in API request as necessary. Uh, other point would be to, uh, optimize net network requests. So optimize network network request to minimize latency and improve performance. You, uh, for that, we can use utilize techniques, uh, like, uh, request batching, caching, compression, and HTTP to optimize data transmission, uh, transmission between application and APIs. Implement data validation. So, uh, we can implement client side data validation to ensure data send is, uh, to the API is valid or not.

CSS framework for Vue.js project that would work well with Reactive Data Form and RESTful API involves considering key factors to ensure flexibility, scalability, yeah so first point would be modular component design. So design modular CSS components that align with the Vue.js component structure and encapsulate styles within Vue.js components using scoped CSS or CSS in JS solution to prevent global style conflict and ensure component encapsulation. Second point could be is responsive design. So to ensure that the custom CSS framework provided provides responsive design capabilities to add up to various screen sizes, devices and mobile devices also. So using media queries and responsive utility classes to create responsive layout that accommodate different viewport sizes. Third point is flexibility and customization. Provide customization or options for components and styles to allow developers to tailor the appearance of components based on their requirements. So we can also use CSS variables to define configurable values for colors, spacing, typography and other style properties. Fourth point could be support for Reactive Data. So design CSS components and styles to integrate with Reactive Data from RESTful APIs. We can also use JS data binding features like Vbind to dynamically update styles based on the changes in Reactive Data. The fifth point is would be dynamic styling with CSS in JS. So we can consider using CSS in JS solutions like style components or emotion to generate dynamic styles based on Reactive Data. Use JavaScript expressions or template literals within CSS in JS to interpolate values from Reactive Data into CSS properties. Data-driven UI components. So design UI components that are driven by data fetched in the RESTful APIs. Optimized performance. So optimize CSS style for performance to minimize rendering and layout trashing. We can also use CSS methodology like BEM, that is Block Element Modifier to keep CSS bundle size manageable.

So, uh, the issue could be there could be, uh, many issues. So one could be incorrect, uh, CSS selectors. So we need to ensure that CSS selectors used to apply style match the element in the Vue. Js, uh, templates accurately. Uh, typos or mismatches in CSS selectors can lead to styles not being applied as expected. 2nd point could be, uh, specificity conflicts. So we also need to check the specific, uh, specificity conflicts between our CSS rules. If c s, uh, multiple CSS rules target the same element which have, uh, varying specificity, then the style from the style from the more specific rule might not be applied. Uh, 3rd point could be scoped CSS. If, uh, scoped CSS is used in component, we need to ensure that the styles are scoped correctly and not, uh, not being overridden by global styles. Uh, 4th other point could be dynamic styles. If the styles are applied dynamically, uh, based on, uh, data or computed properties, we need to ensure that conditions for applying styles are met correctly.

Uh, so there can be reasons for, uh, there are several issues in the provided JavaScript code snippet, uh, that could prevent the fetch data from being displayed as expected in this view particular VGS component. So first one could be, uh, is syntax errors. The syntax of, uh, view, uh, in each instance initialization is incorrect. It should be new view instead of e, uh, e l e l l e l h a p p that's been written. Uh, second could be, uh, element selectors. The element selector, h a p p, is invalid. It should be, uh, valid CSS selectors that target the HTML element where Vue. Js application will be mounted such as, uh, HES app. Uh, 3rd is missing missing comma. So there's a missing comma after the EL element property in the view, uh, instance initialization. Uh, other point is data property assignment. The data property assignment is incorrect. It should be within the data option of the view instance initialization. Uh, other issue is arrow function context. Inside fetch callback, this doesn't refer to the view instance. Uh, when using arrow functions, this retains the, uh, context of its surrounding scope and not the view instance. Therefore, this dot items won't work as expected.

Managing browser cache when deploying frequent updates, uh, uh, to a UJS applications have is heavily, uh, reliant on RESTful API. On a RESTful API is, uh, crucial, uh, to ensure that user receives the latest version of application, uh, being, uh, sold, uh, being sold outdated content. So he, uh, I'll tell you a few approaches you can, uh, we can take. So the first one would be cash cash busting. Uh, to, uh, implement cash busting techniques to force browsers to fetch a new version of, uh, static assets, HTML, CSS, and JavaScript whenever updates are deployed. Append in a unique, uh, query parameter or hash to the URLs of static assets such as CSS and JavaScript files each time they are updated. This ensures that the browser uh, this ensures that the browser recognizes them as new resources and fetches them instead of serving cached version. HTTP, uh, second point is HTTP cached control headers. So set the appropriate HTTP cache control headers for API responses and static assets, uh, served by the server. Uh, use headers like, uh, cache control expires and last modified to specify caching direct directives for different type of resources. Uh, configure cache, uh, cache heavy control headers to control the caching behavior of of both the browser and intermediate cache. The third point could be, uh, is versioned API endpoints. Implement versioning of, uh, for API endpoints to support backward compatibility while allowing, uh, updates to the API schema and data structures. Uh, include a version of, include a version of a p a version identifier in API URL, such as API slash v one items to ensure client always request correct version of the API. Uh, 4th point is dynamic, uh, cache control for API responses. Uh, configure our dynamic cache control directives for API responses based on the nature of the data and its, uh, freshness requirements. Uh, use cache control headers like message, no cache, and or must revalidate to control how API responses are cached by browser and intermediate

So when creating, uh, custom events in Vue JS to synchronize updates from API, It's essential, uh, there it's essential to follow certain best pracks uh, practices to ensure, uh, efficient communication bit, uh, between components and seamless integration with API data. Uh, so first point is, uh, clear naming conventions. Use clear and descriptive names for custom events to, uh, convey their purpose and in, uh, intention effectively. Use custom events sparingly. Uh, resolve the use of custom events for scenarios where, uh, built in mechanisms such as props provide limited flexibility. Uh, avoid overusing custom event, uh, as they can make, uh, code base harder to understand and lead to unnecessary complexity. Uh, 3rd point could be a custom event interfaces. Uh, document the custom, uh, document the interface of, uh, custom events, including their payloads, uh, payload structure and any additional metadata they carry. Uh, clearly specify the data format expected by event listeners to ensure inter pullability, uh, between components. Embrace Vue. Js reactive model. Leverage Vue. Js reactivity system to propagate updates from the RESTful API through reactive data properties. Uh, instead of relying, uh, relying on custom events, prefer you, uh, updating reactive, uh, data properties directly to trigger reactivity in Vue JS components. Uh, separation of concerns. So maintain a clear separation of con concerns between components responsible for data fetching and components consuming API data. Use a centralized, uh, centralized state management solution like Vuex to manage API data and propagate updates to relevant components. Uh, 6th point could be event emitter pattern. Implement a custom event emitter pattern using Vue. Js built in dollar event method to custom, uh, to trigger custom events. Uh, uh, avoid tight coupling. Uh, so minimize the tight coupling between components by keeping custom events, uh, handling logic, uh, decoupled from component internals. Instead of directly emitting custom units from child components, uh, we can also consider using a parent component as a mediator to coordinate communication between child components.

While leading a refactoring initiative for a Vue. Js application code code base to improve rest, uh, RESTful API integration. It would be crucial to approach the process systematically to achieve desired, uh, outcomes. So, uh, here are a few steps we should consider. So first one would be, uh, assessment and analysis. So we need to perform a comprehensive assessment of the existing code base to identify, uh, pain points in, uh, inefficiencies and areas for improvement related to RESTful API integration. And, uh, analyze we also need to analyze current architecture data flow, state manage, communication pattern between components and the API. Define, uh, goals and objectives. So, uh, clearly define the goals and objective of that, uh, refactoring initiative. Determine a few specific improvements, uh, you aim to achieve in terms of API integration, performance, scalability, mandability, and user experience. 3rd point, uh, is, uh, gather stakeholder input. And engage with stakeholders, including developers, pro product managers, and end users to gather inputs and insights of, uh, the requirement, expectation, and pinpoints regarding API integration. 4th point is, uh, establish, uh, refactoring guidelines. Define refactoring, uh, guidelines and best practices to, uh, guide the refactoring process, uh, consist consist consistently across the code base. Document, uh, we can also we need to also document, uh, codings, uh, standards, architecture pattern, design principles, and performance optimization technique to relevant API integration in v g r r v g s application. Uh, the 5th point is identify refactoring opportunities. So we need to, uh, identify specific areas of the code base that requires refactoring to improve API integration.