package app.entities.db;

import com.fasterxml.jackson.annotation.JsonIgnore;
import jakarta.servlet.http.HttpServletRequest;

import java.sql.ResultSet;
import java.sql.SQLException;
import java.time.Instant;
import java.util.Arrays;
import java.util.stream.Collectors;

public class ErrorDb {
    private final Integer id;
    private final Long timestamp;
    private final String message;
    private final String trace;
    private final String query;
    private Throwable e;

    public ErrorDb(ResultSet rs) throws SQLException {
        this.id = rs.getInt("id");
        this.timestamp = rs.getTimestamp("err_timestamp").getTime();
        this.message = rs.getString("err_message");
        this.trace = rs.getString("err_trace");
        this.query = rs.getString("err_query");
        this.e = null;
    }

    public ErrorDb(Throwable e, String query) {
        this.id = null;
        this.timestamp = Instant.now().getEpochSecond();
        this.message = e.toString();
        this.trace = Arrays.stream(e.getStackTrace())
                .map(StackTraceElement::toString)
                .collect(Collectors.joining("\n"));
        this.query = query;
        this.e = e;
    }

    public static String Request2Query(HttpServletRequest request) {
        if (request == null) return null;

        StringBuilder str = new StringBuilder();
        str.append(request.getMethod()).append(" ");
        str.append(request.getRequestURI()).append("?").append(request.getQueryString());
        return str.toString();
    }

    public Integer getId() {
        return id;
    }

    public Long getTimestamp() {
        return timestamp;
    }

    public String getMessage() {
        return message;
    }

    public String getTrace() {
        return trace;
    }

    public String getQuery() {
        return query;
    }

    @JsonIgnore
    public Throwable getE() {
        return e;
    }
}