User.java

package com.github.codehive.model.entity;

import java.time.LocalDateTime;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;

import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.core.authority.SimpleGrantedAuthority;
import org.springframework.security.core.userdetails.UserDetails;

import com.github.codehive.model.enums.Role;
import com.github.codehive.model.enums.Scope;

import jakarta.persistence.CollectionTable;
import jakarta.persistence.Column;
import jakarta.persistence.ElementCollection;
import jakarta.persistence.Entity;
import jakarta.persistence.EnumType;
import jakarta.persistence.Enumerated;
import jakarta.persistence.GeneratedValue;
import jakarta.persistence.GenerationType;
import jakarta.persistence.Id;
import jakarta.persistence.JoinColumn;
import jakarta.persistence.Table;

@Entity
@Table(name = "users")
public class User implements UserDetails {
    @Id
    @GeneratedValue(strategy = GenerationType.IDENTITY)
    private Long id;

    @Column(nullable = false, length = 50)
    private String name;

    @Column(nullable = false, length = 80)
    private String lastName;

    @Column(nullable = false, unique = true, length = 50)
    private String enrollmentNumber;

    @Column(nullable = false, unique = true, length = 100)
    private String email;

    @Column(nullable = false, length = 255)
    private String password;

    @Column(nullable = false, length = 15)
    @Enumerated(EnumType.STRING)
    private Role role;

    @Column(nullable = true, length = 255)


    @Column(nullable = false)
    private LocalDateTime createdAt;

    @Column(nullable = false)
    private Boolean isActive;

    @Column(nullable = false)
    private Boolean temporaryPassword;

    @ElementCollection(targetClass = Scope.class)
    @Enumerated(EnumType.STRING)
    @CollectionTable(name = "user_scopes", joinColumns = @JoinColumn(name = "user_id"))
    @Column(name = "scope", nullable = false, length = 50)
    private List<Scope> scopes = new ArrayList<>();

    public User() {
        this.createdAt = LocalDateTime.now();
        this.scopes = new ArrayList<>();
        this.isActive = true;
        this.temporaryPassword = false;
    }

    public User(String name, String lastName, String enrollmentNumber, String email, String password, Role role) {
        this.name = name;
        this.lastName = lastName;
        this.enrollmentNumber = enrollmentNumber;
        this.email = email;
        this.password = password;
        this.role = role;
        this.createdAt = LocalDateTime.now();
        this.isActive = true;
        this.temporaryPassword = false;
        this.scopes = new ArrayList<>();
    }


    public Long getId() {
        return id;
    }

    public void setId(Long id) {
        this.id = id;
    }

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    public String getLastName() {
        return lastName;
    }

    public void setLastName(String lastName) {
        this.lastName = lastName;
    }

    public String getEnrollmentNumber() {
        return enrollmentNumber;
    }

    public void setEnrollmentNumber(String enrollmentNumber) {
        this.enrollmentNumber = enrollmentNumber;
    }

    public String getEmail() {
        return email;
    }

    public void setEmail(String email) {
        this.email = email;
    }

    public String getPassword() {
        return password;
    }

    public void setPassword(String password) {
        this.password = password;
    }

    public Role getRole() {
        return role;
    }

    public void setRole(Role role) {
        this.role = role;
    }


    public LocalDateTime getCreatedAt() {
        return createdAt;
    }

    public void setCreatedAt(LocalDateTime createdAt) {
        this.createdAt = createdAt;
    }

    public Boolean getIsActive() {
        return isActive;
    }

    public void setIsActive(Boolean isActive) {
        this.isActive = isActive;
    }

    public Boolean getTemporaryPassword() {
        return temporaryPassword;
    }

    public void setTemporaryPassword(Boolean temporaryPassword) {
        this.temporaryPassword = temporaryPassword;
    }

    public List<Scope> getScopes() {
        return scopes;
    }

    public void setScopes(List<Scope> scopes) {
        this.scopes = scopes;
    }

    public void addScope(Scope scope) {
        if (scope == null) return;
        if (this.scopes == null) this.scopes = new ArrayList<>();
        if (!this.scopes.contains(scope)) {
            this.scopes.add(scope);
        }
    }

    @Override
    public Collection<? extends GrantedAuthority> getAuthorities() {
        return List.of(new SimpleGrantedAuthority(role.name()));
    }

    @Override
    public String getUsername() {
        return email;
    }

    @Override
    public boolean isAccountNonExpired() {
        return true;
    }

    @Override
    public boolean isAccountNonLocked() {
        return isActive;
    }

    @Override
    public boolean isCredentialsNonExpired() {
        return true;
    }

    @Override
    public boolean isEnabled() {
        return isActive;
    }
}