db.post.find({}) .projection({}) .sort({_id:-1}) .limit(100)
const getUUID = () => { const max = 40 const min = 0 const randIndex = Math.floor(Math.random() * (max - min + 1) + min) const uuidList = [ "239fc1f4-9a65-4774-afe1-c4f7626a5ad1", "ee8ae23c-2e26-4b0b-b294-c3d0ca4850ef", "fb1b7a41-ca45-47b5-84f7-64f27b38249b", "a4edc658-3525-4205-9f17-c37d9c897676", "043328c9-1e49-42c1-ac88-8177eb548b81", "9d585fa2-4d75-43af-857c-a3111c3ad732", "c2d455d4-a0ff-4a07-8e04-098371240003", "81636fb8-c3b3-46b0-952f-8f5c3cf9a87d", "25f41810-131b-40af-b163-738ea01781d4", "15e478a8-b4dc-4433-a681-80d2c66f28e2", "9dde5a1d-1792-43f7-b2a0-1afad837c77f", "8b6fa098-d1cb-47ee-9d60-4dbc6b79a1c5", "35a04237-507c-45f5-b770-3ce2c2fd088b", "b759942f-2fcb-467e-8f25-3873d357171e", "abcced87-72e1-46dd-b026-0b2b1e3c52bc", "a1b3fb6e-ba2f-4614-8b4a-e7c482398982", "09e854b1-9b78-4e01-97f7-e54cb511605a", "92744be8-81db-4598-8693-1b2d756189a8", "23d3563e-a211-4759-a77e-6de55d1e03ac", "f95b8b6e-4552-4fca-a6c5-1b2588468b6e", "e8d3df08-d1ca-41b0-a008-47754639ac98", "53985bf3-1eec-448b-ad63-72e89baa1ea0", "ebec6418-9540-437a-bbd0-bb552dfe2d63", "4cc02e40-895a-442a-a58d-7956c12f535d", "61e9e0da-2bf6-4b3b-adb2-b03326d1d7a9", "eb4ce320-bc4f-4446-97e6-d42b6ace857f", "f63daa0b-eb0b-47ff-91cb-cead351d87f5", "8d850030-d5d0-47c6-8ed5-a5265c166cb4", "68a8922a-3a69-49b5-bb2c-5cca7ecc9b8e", "81dac8b1-06c7-40f9-94c7-ceeefa3a3475", "afd45ade-0a6f-4a95-bdb2-5d720d1cdd25", "5bb8d076-fa3e-4802-bbf2-f4671156a2ad", "ad9ead68-c96d-4f7f-b246-6eb07b203743", "07c59493-0a54-4477-8ae6-e23b01c4cb48", "7841e93c-0bdc-4b6b-a5c4-512e280e5aa8", "4387f4d8-aeac-4559-9f1b-3c5d537c955c", "e365f13c-4c1d-4ee1-8a66-3dbbbab71f0d", "08dd1f20-7d31-4120-89ed-343d4006a7cb", "98a06f8f-50c9-4832-9d2d-daa45543db00", "7c5d70bb-2a00-4009-9bb8-1bb163fb501f", ] return uuidList[randIndex]
const getPosts = (searchObject,sortObject,limit,skip) => {
if(sortObject === undefined){sortObject = {}}
if (limit === undefined){limit = 0}
if (skip === undefined){skip = 0}
const post = db.post.find(searchObject).sort(sortObject).limit(limit).skip(skip).toArray()
return post;
}
const searchObject = { createdAt: { $gt: new Date("5/1/2022") } } const sortObject = { lastModified: -1, }; const limit = 10; const skip = 0;
const newPost = { title: "The Dark Knight Movie Review", text: "This movie was amazing because I am Batman.", author: "Bruce Wayne", categories: ["superhero", "action", "thriller"] } const createPost = (newPost) => { const id = getUUID() const postData = { createdAt:new Date(), title:newPost.title, text:newPost.text, author:newPost.author, lastModified:new Date(), categories:newPost.categories, id:id }; db.post.insertOne(postData) } const updatedPost = { title: "test", text: "test", author: "test", categories: ["test1", "test2", "test3"] } const postId = "632cf84e52798f4d617349d3" const updatePost = (id, newPostData) => {
db.post.updateOne({id:id}, {$set:{
title:newPostData.title,
text:newPostData.text,
author:newPostData.categories,
lastModified:new Date()
}})
}
const searchObjectForUpdate = { author: "test", }; const sortObjectForUpdate = { lastModified: 1, }; const limitForUpdate = 10; const skipForUpdate = 0;
const postsForUpdate = getPosts( searchObjectForUpdate, sortObjectForUpdate, limitForUpdate, skipForUpdate );
const deletePost = (id) => { db.post.deleteOne({ id, }); };
}