/*======================================================================
 FILE: regression-classify.c

 SPDX-FileCopyrightText: 2002 Paul Lindner <lindner@users.sf.net>

 SPDX-License-Identifier: LGPL-2.1-only OR MPL-2.0

======================================================================*/

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include <stdio.h>      /* for printf */
#include <errno.h>
#include <string.h>     /* For strerror */

#include <libical/ical.h>
#include <libicalss/icalss.h>
#include "regression.h"

/* Gets a note about the purpose of the property*/
static const char *get_note(icalcomponent *c)
{
    icalproperty *p;
    const char *note = 0;

    if (c != 0) {
        for (p = icalcomponent_get_first_property(c, ICAL_X_PROPERTY);
             p != 0; p = icalcomponent_get_next_property(c, ICAL_X_PROPERTY)) {
            if (strcmp(icalproperty_get_x_name(p), "X-LIC-NOTE") == 0) {
                note = icalproperty_get_x(p);
            }
        }
    }

    if (note == 0) {
        note = "None";
    }

    return note;
}

/* Gets the expected result about the purpose of the property*/

static const char *get_expect(icalcomponent *c)
{
    icalproperty *p;
    const char *note = 0;

    if (c != 0) {
        for (p = icalcomponent_get_first_property(c, ICAL_X_PROPERTY);
             p != 0; p = icalcomponent_get_next_property(c, ICAL_X_PROPERTY)) {
            if (strcmp(icalproperty_get_x_name(p), "X-LIC-EXPECT") == 0) {
                note = icalproperty_get_x(p);
            }
        }
    }

    if (note == 0) {
        note = "None";
    }

    return note;
}

void test_classify(void)
{
    icalcomponent *c, *match;
    int i = 0;
    int error_count = 0;

    /* Open up the two storage files, one for the incoming components,
       one for the calendar */
    icalfileset_options options = { O_RDONLY, 0644, 0, NULL };
    icalset *incoming = icalset_new(ICAL_FILE_SET, TEST_DATADIR "/incoming.ics", &options);
    icalset *cal = icalset_new(ICAL_FILE_SET, TEST_DATADIR "/calendar.ics", &options);
    icalset *f = icalset_new(ICAL_FILE_SET, TEST_DATADIR "/classify.ics", &options);

    ok("opening file classify.ics", (f != 0));
    ok("opening file calendar.ics", (cal != 0));
    ok("opening file incoming.ics", (incoming != 0));

    /* some basic tests.. */
    if (f) {
        c = icalset_get_first_component(f);
        match = icalset_get_next_component(f);

        ok("test two vcalendars for SEQUENCE with icalclassify()",
           (icalclassify(c, match, "A@example.com") == ICAL_XLICCLASS_REQUESTRESCHEDULE));

        icalset_free(f);
    }

    assert(incoming != 0);
    assert(cal != 0);

    /* Iterate through all of the incoming components */
    for (c = icalset_get_first_component(incoming); c != 0;
         c = icalset_get_next_component(incoming)) {

        icalproperty_xlicclass class;
        icalcomponent *match = 0;
        const char *this_uid;
        const char *this_note = get_note(c);
        const char *expected_result = get_expect(c);
        const char *actual_result;
        char msg[128];

        i++;

        /* Check this component against the restrictions imposed by
           iTIP. An errors will be inserted as X-LIC-ERROR properties
           in the component. The Parser will also insert errors if it
           cannot parse the component */
        icalcomponent_check_restrictions(c);

        /* If there are any errors, print out the component */

        error_count = icalcomponent_count_errors(c);
        snprintf(msg, sizeof(msg), "%s - parsing", this_note);
        int_is(msg, error_count, 0);

        if (error_count != 0) {
            if (VERBOSE) {
                printf("----- Component has errors ------- \n%s-----------------\n",
                       icalcomponent_as_ical_string(c));
            }
        }

        /* Use one of the icalcomponent convenience routines to get
           the UID. This routine will save you from having to use
           icalcomponent_get_inner(),
           icalcomponent_get_first_property(), checking the return
           value, and then calling icalproperty_get_uid. There are
           several other convenience routines for DTSTART, DTEND,
           DURATION, SUMMARY, METHOD, and COMMENT */
        this_uid = icalcomponent_get_uid(c);

        if (this_uid != 0) {
            /* Look in the calendar for a component with the same UID
               as the incoming component. We should really also be
               checking the RECURRENCE-ID. Another way to do this
               operation is to us icalset_find_match(), which does use
               the RECURRENCE-ID. */
            match = icalset_fetch(cal, this_uid);
        }

        /* Classify the incoming component. The third argument is the
           calid of the user who owns the calendar. In a real program,
           you would probably switch() on the class. */
        class = icalclassify(c, match, "A@example.com");
        /** eventually test this too.. **/
        (void)get_note(match);
        actual_result = icalproperty_enum_to_string(class);
        snprintf(msg, sizeof(msg), "expecting %s", expected_result);
        str_is(msg, expected_result, actual_result);

        if (VERBOSE) {
            printf("Test %d\n"
                   "Incoming:      %s\n"
                   "Matched:       %s\n"
                   "Classification: %s\n\n",
            i, this_note, get_note(match), icalproperty_enum_to_string(class));
        }
    }

    icalset_free(incoming);
    icalset_free(cal);
}