package org.gingercal;

import java.io.IOException;

/** A server/protocol problem with a message that can be shown to the user as-is. */
public class DavException extends IOException {
    public final int code;
    /** code for redirect problems (forced HTTPS, loops); retrying another URL won't help. */
    public static final int REDIRECT = -2;

    public DavException(int code, String msg) {
        super(msg);
        this.code = code;
    }

    /** Thrown when the TLS certificate isn't trusted (or doesn't match the pin). */
    public static class UntrustedCert extends IOException {
        public final String fingerprint, subject, issuer, expires;
        public final boolean pinMismatch;

        public UntrustedCert(String fingerprint, String subject, String issuer, String expires,
                             boolean pinMismatch) {
            super(pinMismatch ? L.t("Server certificate changed (does not match the pinned fingerprint)")
                    : L.t("Server certificate is not trusted by this phone"));
            this.fingerprint = fingerprint;
            this.subject = subject;
            this.issuer = issuer;
            this.expires = expires;
            this.pinMismatch = pinMismatch;
        }
    }
}