added queries.js/ added viewAllEmployees() feature to application

employeeManager.js

@@ -1,19 +1,26 @@
 const connection = require('./src/config/config');
+const commands = require('./src/lib/app');
 
 
 
 const init = async () => {
-console.log(`
-    ╔═══╗─────╔╗──────────────╔═╗╔═╗
-    ║╔══╝─────║║──────────────║║╚╝║║
-    ║╚══╦╗╔╦══╣║╔══╦╗─╔╦══╦══╗║╔╗╔╗╠══╦═╗╔══╦══╦══╦═╗
-    ║╔══╣╚╝║╔╗║║║╔╗║║─║║║═╣║═╣║║║║║║╔╗║╔╗╣╔╗║╔╗║║═╣╔╝
-    ║╚══╣║║║╚╝║╚╣╚╝║╚═╝║║═╣║═╣║║║║║║╔╗║║║║╔╗║╚╝║║═╣║
-    ╚═══╩╩╩╣╔═╩═╩══╩═╗╔╩══╩══╝╚╝╚╝╚╩╝╚╩╝╚╩╝╚╩═╗╠══╩╝
-    ───────║║──────╔═╝║─────────────────────╔═╝║
-    ───────╚╝──────╚══╝─────────────────────╚══╝`);
-console.log('\n\n\n');
-console.log(`Welcome to the Employee Manager Application , select desired application command from the list items....`)
+    console.log(`
+        ╔═══╗─────╔╗──────────────╔═╗╔═╗
+        ║╔══╝─────║║──────────────║║╚╝║║
+        ║╚══╦╗╔╦══╣║╔══╦╗─╔╦══╦══╗║╔╗╔╗╠══╦═╗╔══╦══╦══╦═╗
+        ║╔══╣╚╝║╔╗║║║╔╗║║─║║║═╣║═╣║║║║║║╔╗║╔╗╣╔╗║╔╗║║═╣╔╝
+        ║╚══╣║║║╚╝║╚╣╚╝║╚═╝║║═╣║═╣║║║║║║╔╗║║║║╔╗║╚╝║║═╣║
+        ╚═══╩╩╩╣╔═╩═╩══╩═╗╔╩══╩══╝╚╝╚╝╚╩╝╚╩╝╚╩╝╚╩═╗╠══╩╝
+        ───────║║──────╔═╝║─────────────────────╔═╝║
+        ───────╚╝──────╚══╝─────────────────────╚══╝`);
+    console.log('\n\n\n');
+    console.log(`Welcome to the Employee Manager Application , select desired application command from the list items....`);
+
+    try {
+        await commands.start();
+    } catch (err) {
+        console.log(err);
+    }
 }
 
 connection.connect((err) => {

src/lib/app.js

@@ -0,0 +1,62 @@
+const connection = require('../config/config');
+const consoleTable = require('console.table');
+const inquirer = require('inquirer');
+const commandList = require('./commandList');
+const queries = require('./queries');
+
+const util = require("util");
+const query = util.promisify(connection.query).bind(connection);
+
+const start = () => {
+    inquirer
+        .prompt({
+            name: 'action',
+            type: 'rawlist',
+            message: 'Please make a decision: ',
+            choices: commandList.commandList
+        })
+        .then((answer) => {
+            if (answer.action === 'Quit'){
+                console.log('quit');
+            }else {
+                switch (answer.action) {
+                    case commandList.commandList[0]:
+                        console.log(commandList.commandList[0]);
+                        viewAllEmployees();
+                        break;
+
+                    case commandList.commandList[1]:
+                        console.log(commandList.commandList[1]);
+                        break;
+
+                    case commandList.commandList[2]:
+                        console.log(commandList.commandList[2]);
+                        break;
+
+                    case commandList.commandList[3]:
+                        console.log(commandList.commandList[3]);
+                        break;
+                }
+            }
+
+        }); 
+
+
+}
+// All DB queries for application
+const getEmployees = () => {
+    return query(queries.viewAllEmployees);
+}
+
+const viewAllEmployees = async () => {
+    try {
+        const rows = await getEmployees();
+        console.table(rows);
+        start();
+    } catch (err) {
+        console.log(err);
+    }
+}
+
+
+module.exports ={start};

src/lib/commandList.js

@@ -0,0 +1,14 @@
+//Array of application functions.
+const commandList = [
+    'View all employees',
+    'Test',
+    'Test',
+    'Test',
+    'Test',
+    'Test',
+    'Test',
+    'Test',
+    'Quit'
+];
+
+module.exports = {commandList}

src/lib/queries.js

@@ -0,0 +1,8 @@
+const path = require('path');
+const fs = require('fs');
+
+const queries = {
+    viewAllEmployees: fs.readFileSync(path.join(__dirname, '../sql/viewAllEmp.sql')).toString()
+}
+
+module.exports = queries;

src/sql/viewAllEmp.sql

@@ -0,0 +1,15 @@
+SELECT
+  emp.id,
+  emp.firstname,
+  emp.lastname,
+  role.title,
+  dept.name department,
+  role.salary,
+  concat(manager.firstname, " ", manager.lastname) manager_name
+FROM
+  ((employee emp
+    LEFT JOIN employee manager ON manager.id = emp.manager_id)
+    LEFT JOIN role on emp.role_id = role.id
+    LEFT JOIN department dept ON role.department_id = dept.id)
+ORDER BY
+  emp.firstname