hsharghi

struct PostAndComments {
    var post: Post
    var comments: [Comment]
}

func showPostsWithComments() -> Future<[PostAndComments]> {
    return getPostsFromDatabase().flatMap { posts -> Future<[PostAndComments]> in    
        return posts.flatMap { post -> Future<[PostAndComments]> in
            return post.getComments().map { comments -> [PostAndComments] in
                  return PostAndComment(post: post, comments: comments)         

hsharghi

import Vapor

/// Controls basic CRUD operations on `Post`s.
final class PostController {
    
    /// Returns a list of all `Posts`s.
    /// GET /posts
    func index(_ req: Request) throws -> Future<[Post]> {
        return Post.query(on: req).all()    //1

hsharghi

import Vapor

public func routes(_ router: Router) throws {

        let postController = PostController() // 1
  
        // 2
        /// GET /posts
        router.get("posts", use: postController.index)
    

hsharghi

import FluentSQLite
import Vapor

/// Called before your application initializes.
public func configure(_ config: inout Config, _ env: inout Environment, _ services: inout Services) throws {

    // Register providers first
    try services.register(FluentSQLiteProvider())

    // Register routes to the router