Personal blog written from scratch using Node.js, Bootstrap, and MySQL.
https://jrtechs.net
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98 lines
2.6 KiB
98 lines
2.6 KiB
//file io
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const utils = require('../../utils/utils.js');
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//update db
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const sql = require('../../utils/sql');
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//parse post data
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const qs = require('querystring');
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/**
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* Displays all the categories in the database
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* @return {*|Promise}
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*/
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const printCategories = function()
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{
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var html = "<div class=\"blogPost\">" +
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"<h1 class=\"text-center\">Categories</h1>" +
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"<div class=\"\"><table class=\"table table-striped\">" +
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"<thead class=\"thead-dark\">" +
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"<tr>" +
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"<td>Name</td><td>URL</td><td>Edit</td>" +
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"</tr></thead><tbody>";
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return new Promise(function(resolve, reject)
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{
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sql.getCategories().then(function(categories)
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{
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categories.forEach(function(c)
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{
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html +="<tr>" +
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"<td>" + c.name + "</td>" +
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"<td>" + c.url + "</td>" +
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"<td>" + c.category_id + "</td>" +
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"</tr>";
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});
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resolve(html + "</tbody></table></div></div>");
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}).catch(function(error)
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{
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reject(error);
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})
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});
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};
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/**
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* Checks for post data regarding adding a new category.
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* If a post is made with add_category, it parses the url-- replaces spaces
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* with dashes -- and calls a insert method on the database
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*
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* @param postData
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* @return {*|Promise}
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*/
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const processPost = function(postData)
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{
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return new Promise(function(resolve, reject)
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{
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const post = qs.parse(postData);
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if(post.add_category)
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{
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const url = post.add_category.split(" ").join("-").toLowerCase();
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const q = "insert into categories (name, url) values " +
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"('" + post.add_category + "','" + url + "')";
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if(sql.insert(q) != 0)
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{
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console.log("category added");
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}
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else
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{
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console.log("error adding category");
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}
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}
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resolve("");
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});
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};
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module.exports=
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{
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main: function(postData)
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{
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return new Promise(function(resolve, reject)
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{
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Promise.all([utils.include("./admin/addCategory.html"),
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printCategories(),
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processPost(postData)]).then(function(html)
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{
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resolve("<div class=\"col-md-6\">" +
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html.join('') +
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"</div></div>");
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}).catch(function(error)
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{
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console.log("error in addCategory.js");
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reject(error);
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})
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});
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}
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};
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