Transport Company Management System Project [Backend]

This is a prototype of the BackEnd Transport Company Management System Project. Data consist of Company, Vehicle, Maintenance, Employee, EmployeeInfo, Contract, Tasks, Role, Authority.

The system is designed to support the work of a transport company, which accepts orders for the transportation of various goods. The system provides accounting of orders for cargo transportation, transportation planning, accounting of vehicles at the enterprise, accounting for vehicle maintenance costs, accounting of relationships with clients, accounting of employees at the enterprise, provides different access roles for each user of the system.

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• ApiDoc Link
• GitHub
• JACOCO Link

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Database scheme

https://dbdiagram.io/d/TransportCompany-65dbc3415cd0412774c60055

Database structure

Table vehicle (Vehicle information)

Column name	Type	Description
id	binary(16)	id key of row - unique, not null, primary key
vehicle_type	varchar(50)	car type
name	varchar(50)	name
model	varchar(50)	car model
year_manufacture	varchar(20)	year of manufacture
car_number	varchar(20)	car number
initial_kilometers	int	initial kilometers
price	float	price
vehicle_status	varchar(50)	current status
created_at	timestamp	timestamp of row creation

Table maintenance (Vehicle maintenance)

Column name	Type	Description
id	binary(16)	id key of row - unique, not null, primary key
service_type	varchar(50)	type of service
maintenance_cost	decimal(8,2)	cost of maintenance
maintenance_kilometers	int	At what kilometer was the maintenance made
created_at	timestamp	date when maintenance was performed
vehicle_id	binary(16)	id of vehicle
company_id	binary(16)	id of maintenance company

Table company (Counterparty companies)

Column name	Type	Description
id	binary(16)	id key of row - unique, not null, primary key
company_name	varchar(50)	company name
contact_first_name	varchar(20)	first name of the contact person
contact_last_name	varchar(20)	last name of the contact person
email	varchar(60)	email of the contact person
address	varchar(80)	company office address
phone	varchar(20)	phone of the contact person
created_at	timestamp	timestamp of row creation

Table contract (Contracts with companies for the transportation of goods)

Column name	Type	Description
id	binary(16)	id key of row - unique, not null, primary key
contract_number	varchar(30)	contract number
contract_name	varchar(80)	contract name
cost_transportation_under_contract	decimal(10,2)	cost of transportation according to the contract
total_cost_transported_goods	decimal(11,2)	total cost of transported goods
contract_status	varchar(50)	current status of contract
created_at	timestamp	timestamp of row creation
company_id	binary(16)	id of counterparty company

Table task (Transportation assignments)

Column name	Type	Description
id	binary(16)	id key of row - unique, not null, primary key
transportation_date	timestamp	planned transportation date
address_from	varchar(80)	address from
address_to	varchar(80)	address to
weight_cargo	float	cargo weight
waybill_number	varchar(50)	waybill number
waybill_cost	decimal(10,2)	cost according to waybill
distance_traveled_kilometers	int	distance traveled, kilometers
fuel_costs_traveled	decimal(7,2)	fuel costs per trip
task_status	varchar(50)	current status of task
comment_if_task_canceled	varchar(150)	comment if task is cancelled
created_at	timestamp	timestamp when the task was added
contract_id	binary(16)	id of contract
company_id	binary(16)	id of counterparty company
vehicle_id	binary(16)	id of vehicle
driver_id	binary(16)	id of driver

Table employee (Employees information)

Column name	Type	Description
id	binary(16)	id key of row - unique, not null, primary key
first_name	varchar(20)	employee's name
last_name	varchar(20)	employee's last name
is_driver	boolean	is employee driver?
is_working	boolean	working or fired
created_at	timestamp	timestamp of row creation
employee_info_id	binary(16)	id employee's personal information

Table employeeInfo (Employee's personal information)

Column name	Type	Description
id	binary(16)	id key of row - unique, not null, primary key
address	varchar(80)	employee's residential address
phone	varchar(20)	employee's phone number
driving_license_category	varchar(20)	driving license category
login	varchar(50)	login in management system
password	varchar(75)	password in management system
created_at	timestamp	timestamp of row creation

Table role (Employee's roles)

Column name	Type	Description
id	binary(16)	id key of row - unique, not null, primary key
role_name	varchar(128)	name of role

Table authority (Role's authority)

Column name	Type	Description
id	binary(16)	id key of row - unique, not null, primary key
authority_name	varchar(128)	name of authority