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index.js
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index.js
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const { connection, promiseQuery } = require('./db/connect');
const cTable = require('console.table');
const inquirer = require('inquirer');
var clc = require('cli-color');
const {
addDepartmentQuestion,
addRoleQuestions,
addEmployeeQuestions,
viewEmployeesbyManagerQuestion,
viewEmployeesbyDepartmentQuestion,
updateEmployeeRoleQuestions,
updateEmployeeManagerFirstQuestion,
updateEmployeeManagerSecondQuestion,
deleteDepartmentQuestion,
deleteRoleQuestion,
deleteEmployeeQuestion,
furtherActionQuestion,
} = require('./src/questions');
const {
addRole,
addEmployee,
addDepartment,
viewDepartments,
viewEmployees,
viewRoles,
viewBudget,
viewEmployeesbyManager,
viewEmployeesbyDepartment,
updateEmployeeRole,
updateEmployeeManager,
deleteDepartment,
deleteEmployee,
deleteRole,
} = require('./src/helpers');
let departments = [];
let getDepartmentsResults;
let roles = [];
let getRolesResults;
let employees = [];
let getEmployeesResults;
console.log(
clc.magenta.bgWhite(
` Welcome to the Employee Management System powered by MySQL `
),
'\n'
);
const init = async () => {
const getDepartmentsQuery = `SELECT * FROM department_db.department;`;
const getRolesQuery = `SELECT * FROM department_db.role;`;
const getEmployeesQuery = `SELECT id, CONCAT(first_name, ' ', last_name) AS full_name FROM department_db.employee;`;
getDepartmentsResults = await promiseQuery(getDepartmentsQuery);
getRolesResults = await promiseQuery(getRolesQuery);
getEmployeesResults = await promiseQuery(getEmployeesQuery);
departments = getDepartmentsResults.map((e) => e.name);
roles = getRolesResults.map((e) => e.title);
employees = getEmployeesResults.map((e) => e.full_name);
const { action } = await inquirer.prompt(furtherActionQuestion);
await generateAction(action);
};
const generateAction = async (action) => {
if (action === 'View All Departments') {
viewDepartments();
init();
} else if (action === 'View All Roles') {
viewRoles();
init();
} else if (action === 'View All Employees') {
viewEmployees();
init();
} else if (action === 'View Utilised Budget') {
viewBudget();
init();
} else if (action === 'View employees by manager') {
const { manager } = await inquirer.prompt(
viewEmployeesbyManagerQuestion(employees)
);
viewEmployeesbyManager(manager);
init();
} else if (action === 'View employees by department') {
const { department } = await inquirer.prompt(
viewEmployeesbyDepartmentQuestion(departments)
);
viewEmployeesbyDepartment(department);
init();
} else if (action === 'Add Department') {
const { name } = await inquirer.prompt(addDepartmentQuestion);
addDepartment(name);
console.log(clc.magenta(`Added ${name} to the database`));
init();
} else if (action === 'Delete Department') {
const { department } = await inquirer.prompt(
deleteDepartmentQuestion(departments)
);
deleteDepartment(department);
console.log(clc.magenta(`Deleted ${department} from the database`));
init();
} else if (action === 'Delete Employee') {
const { employee } = await inquirer.prompt(
deleteEmployeeQuestion(employees)
);
deleteEmployee(employee);
console.log(clc.magenta(`Deleted ${employee} from the database`));
init();
} else if (action === 'Delete Role') {
const { role } = await inquirer.prompt(deleteRoleQuestion(roles));
deleteRole(role);
console.log(clc.magenta(`Deleted ${role} from the database`));
init();
} else if (action === 'Add Role') {
const { name, department, salary } = await inquirer.prompt(
addRoleQuestions(departments)
);
const [{ id }] = getDepartmentsResults.filter((e) => e.name === department);
addRole(name, id, salary);
console.log(clc.magenta(`Added ${name} to the database`));
init();
} else if (action === 'Add Employee') {
const { firstName, lastName, role, manager } = await inquirer.prompt(
addEmployeeQuestions(roles, employees)
);
const [{ id: role_id }] = getRolesResults.filter((e) => e.title === role);
const [{ id: manager_id }] = getEmployeesResults.filter(
(e) => e.full_name === manager
);
addEmployee(firstName, lastName, role_id, manager_id);
console.log(clc.magenta(`Added ${firstName} ${lastName} to the database`));
init();
} else if (action === 'Quit') {
process.exit(0);
} else if (action === 'Update Employee Role') {
const { fullName, assignTo } = await inquirer.prompt(
updateEmployeeRoleQuestions(employees, roles)
);
const [{ id: role_id }] = getRolesResults.filter(
(e) => e.title === assignTo
);
updateEmployeeRole(role_id, fullName);
console.log(
clc.magenta(`Updated ${fullName} employee's role to ${assignTo}`)
);
init();
} else if (action === 'Update Employee Manager') {
// need to split this prompt to filter employee from manager list
// CHALK
// ADD TEST
const { employee } = await inquirer.prompt(
updateEmployeeManagerFirstQuestion(employees)
);
employees = employees.filter((e) => e !== employee);
const { manager } = await inquirer.prompt(
updateEmployeeManagerSecondQuestion(employees)
);
const [{ id: manager_id }] = getEmployeesResults.filter(
(e) => e.full_name === manager
);
updateEmployeeManager(manager_id, employee);
console.log(clc.magenta(`Updated ${employee}'s manager to ${manager}`));
init();
}
};
init();