Handled Project Creation and Deletion

server/utils/projectManagerFileSystem.js

@@ -0,0 +1,158 @@
+const { v4: uuidv4, validate } = require('uuid');
+const e = require('express');
+const fs = require('fs');
+const { get } = require('http');
+
+let projectsList = [];
+
+console.error = (info) => {
+  console.error(`\x1b[31m${info}\x1b[0m'`);
+};
+
+/**
+ * @description Checks if the project directory exists
+ * @author NinjaSurge
+ * @param {*} project_directory - The directory containing all the projects
+ */
+const checkFS = (project_directory) => {
+  try {
+    fs.existsSync(project_directory);
+  } catch (err) {
+    throw Error(`[pmfs]: ${err}`);
+  }
+};
+
+/**
+ * @description Adds all project config files it finds in the project_directory to a local list
+ * @author NinjaSurge
+ * @param {*} project_directory - The directory containing all the projects
+ */
+const listProjects = (project_directory) => {
+  checkFS(project_directory);
+  projectsList = [];
+  const folders = fs.readdirSync(project_directory);
+  for (i = 0; i < folders.length; i++) {
+    try {
+      if (!fs.existsSync(`${project_directory}/${folders[i]}/.pm.json`))
+        continue;
+      const data = fs.readFileSync(
+        `${project_directory}/${folders[i]}/.pm.json`
+      );
+      const project = JSON.parse(data);
+      projectsList.push(project);
+    } catch (err) {
+      emsg = `Error reading file from disk: ${err}`;
+      console.error(emsg);
+      throw Error(emsg);
+    }
+  }
+};
+
+/**
+ * @description returns an array of all project configs in the project_dir
+ * @author NinjaSurge
+ * @param {*} project_directory - The directory containing all the projects
+ * @return {*} [ ...projectsList ]
+ */
+const getProjects = (project_directory) => {
+  checkFS(project_directory);
+
+  listProjects(project_directory);
+
+  return projectsList;
+};
+
+/**
+ * @description Returns the project config file
+ * @author NinjaSurge
+ * @param {*} project_directory - The directory containing all the projects
+ * @param {*} id - The id of the project to be returned
+ * @return {*}
+ */
+const getProject = (project_directory, id) => {
+  checkFS(project_directory);
+  listProjects(project_directory);
+
+  let project = null;
+
+  if (!validate(id)) throw Error('Unable to validate id');
+  projectsList.forEach((p) => {
+    // console.log(p);
+    if (p._id === id) {
+      return (project = p);
+    }
+  });
+  return project;
+};
+
+/**
+ * @description Handles the creation of a new project directory/config file
+ * @author NinjaSurge
+ * @param {*} project_directory - The directory containing all the projects
+ * @param {*} project_info - The name of the project (Other information in the future)
+ * @return {*}
+ */
+const makeProject = (project_directory, project_info) => {
+  // Checks for project folder
+  checkFS(project_directory);
+
+  // Handle incoming project information
+  const uuid = uuidv4();
+  const info = {
+    name: project_info.name,
+    _id: uuid,
+  };
+
+  // Create the folder structure and config file
+  const dir = `${project_directory}/${project_info.name}`;
+  if (fs.existsSync(dir)) return { error: 'Folder or Project Already Exists' };
+
+  try {
+    fs.mkdirSync(dir);
+    fs.writeFileSync(`${dir}/.pm.json`, JSON.stringify(info), 'utf8');
+  } catch (err) {
+    throw Error('[pmfs]: ' + err);
+  }
+
+  // Return the created Project
+  return getProject(project_directory, uuid);
+};
+
+/**
+ * @description deletes project (directory and contents) from disk
+ * @author NinjaSurge
+ * @param {*} project_directory - The directory containing all the projects
+ * @param {*} id - The id of the project to be deleted
+ * @return {*} - a list of the remaining projects
+ */
+const deleteProject = (project_directory, id) => {
+  // Directory Check
+  checkFS(project_directory);
+  if (!validate(id)) throw Error('Unable to validate id');
+
+  // retrieves project information
+  listProjects(project_directory);
+  const project = getProject(project_directory, id);
+
+  // deletes files on disk
+  try {
+    fs.rmSync(`${project_directory}/${project.name}`, {
+      recursive: true,
+      force: true,
+    });
+  } catch (er) {
+    throw Error(er);
+  }
+  // update projectList
+  listProjects(project_directory);
+  // Returns a list of the remaining projects
+  return getProjects(project_directory);
+};
+
+module.exports = {
+  getProjects,
+  getProject,
+  // editProject
+  makeProject,
+  deleteProject,
+};