OdongAlican

import React, { useState, useEffect } from 'react';
import Pagination from 'react-bootstrap/Pagination';


const PaginationComponent = ({ pageCount = 0, goToPage }) => {
    const [currentPage, setCurrentPage] = useState(0);
    const [start, setStart] = useState(0);
    const [end, setEnd] = useState(0);
    const elements_per_page = 10;
    const pageIndexTotal = parseInt(pageCount, 10) / elements_per_page;

OdongAlican

exports.getOne = async function (req, res) {
  const post = await req.post;

  res.json(post);
};

OdongAlican

exports.params = async function (req, res, next, id) {
  console.log(id);
  await PostModel.findById(id)
    .populate('author')
    .exec()
    .then((post) => {
      if (!post) {
        return res.status(400).send(' post with that Particular id');
      }
      req.post = post;

OdongAlican

exports.get = async function (req, res) {
  await AuthorModel.find({}).populate('posts')
    .exec()
    .then((authors) => {
      res.json(authors);
    }, (err) => {
      res.send(err);
    });
};

OdongAlican

exports.delete = async function (req, res) {
  await PostModel.remove((req.post), (err, removed) => {
    if (err) {
      res.status(400).send('post not deleted');
    } else {
      res.json(removed);
    }
  });
};

OdongAlican

npm install express body-parser eslint mongoose lodash

OdongAlican

def my_inject
    result = first
    updated_result = []
    each do |item|
      updated_result << item
    end
    updated_result.delete_at(0)

    updated_result.each do |val|
      result = yield(result, val)

OdongAlican

exports.update = function (req, res) {
  const newAuthorId = req.params.authorId;
  const { postId } = req.params;
  const newPost = req.body;

  PostModel.findOne({ _id: postId }, (err, post) => {
    if (!post) {
      return err;
    }

OdongAlican

exports.get = async function (req, res) {
  await PostModel.find({})
    .populate('author')
    .exec()
    .then((posts) => {
      res.json(posts);
    }, (err) => {
      res.send(err);
    });
};

OdongAlican

exports.post = async function (req, res) {
  const authorId = await req.params.authorID;
  const postObject = await req.body;
  const newPost = new PostModel(postObject);

  await AuthorModel.findOne({ _id: authorId }, async (err, foundAuthor) => {
    if (!foundAuthor) {
      return err;
    }
    foundAuthor.posts.push(newPost);