package org.github.tess1o.geopulse.auth.model;

import io.quarkus.hibernate.orm.panache.PanacheEntityBase;
import jakarta.persistence.*;
import jakarta.validation.constraints.NotBlank;
import jakarta.validation.constraints.Size;
import lombok.*;
import org.github.tess1o.geopulse.user.model.UserEntity;

import java.time.Instant;
import java.util.UUID;

@Entity
@Table(name = "user_api_tokens")
@Getter
@Setter
@Builder
@NoArgsConstructor
@AllArgsConstructor
public class UserApiTokenEntity extends PanacheEntityBase {

    @Id
    @GeneratedValue
    private UUID id;

    @ManyToOne(fetch = FetchType.LAZY, optional = false)
    @JoinColumn(name = "user_id", nullable = false)
    private UserEntity user;

    @NotBlank
    @Size(max = 120)
    @Column(nullable = false, length = 120)
    private String name;

    @Column(name = "token_hash", nullable = false, unique = true, length = 64)
    private String tokenHash;

    @Column(name = "token_prefix", nullable = false, length = 16)
    private String tokenPrefix;

    @Column(name = "token_suffix", nullable = false, length = 8)
    private String tokenSuffix;

    @Column(name = "created_at", nullable = false)
    @Builder.Default
    private Instant createdAt = Instant.now();

    @Column(name = "expires_at")
    private Instant expiresAt;

    @Column(name = "revoked_at")
    private Instant revokedAt;

    @Column(name = "revoked_by")
    private UUID revokedBy;

    @Column(name = "last_used_at")
    private Instant lastUsedAt;

    @Column(name = "last_used_ip", length = 45)
    private String lastUsedIp;

    public boolean isExpired() {
        return expiresAt != null && !Instant.now().isBefore(expiresAt);
    }

    public boolean isRevoked() {
        return revokedAt != null;
    }

    public boolean isActive() {
        return !isRevoked() && !isExpired();
    }

    public ApiTokenStatus getStatus() {
        if (isRevoked()) {
            return ApiTokenStatus.REVOKED;
        }
        if (isExpired()) {
            return ApiTokenStatus.EXPIRED;
        }
        return ApiTokenStatus.ACTIVE;
    }

    public String getPreview() {
        return tokenPrefix + "..." + tokenSuffix;
    }
}