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/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright 2022 Olaf Wintermann. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *   1. Redistributions of source code must retain the above copyright
 *      notice, this list of conditions and the following disclaimer.
 *
 *   2. Redistributions in binary form must reproduce the above copyright
 *      notice, this list of conditions and the following disclaimer in the
 *      documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#include "config.h"

#include "../../util/util.h"

PgRepository* pg_init_repo(pool_handle_t *pool, WSConfigNode *config) {
    UcxAllocator a = util_pool_allocator(pool);
    
    ConfigNode *pg = serverconfig_get_node(config, CONFIG_NODE_OBJECT, SC("Postgresql"));
    if(!pg) {
        log_ereport(LOG_MISCONFIG, "pg_init_repo: missing postgresql config object");
        return NULL;
    }
    
    scstr_t cfg_respool = serverconfig_directive_value(pg, SC("ResourcePool"));
    scstr_t cfg_rootid = serverconfig_directive_value(pg, SC("RootId"));
    scstr_t cfg_dav = serverconfig_directive_value(pg, SC("PGDavConfig"));
    
    // minimum requirement is a resource pool
    if(cfg_respool.length == 0) {
        return NULL;
    }
    
    // check rootid
    int64_t root_id = 1;
    if(cfg_rootid.length > 0) {
        if(!util_strtoint(cfg_rootid.ptr, &root_id)) {
            log_ereport(LOG_MISCONFIG, "pg_init_repo: RootId parameter is not an integer: %s", cfg_rootid.ptr);
            return NULL;
        }
    }
    
    PgRepository *repo = pool_malloc(pool, sizeof(PgRepository));
    ZERO(repo, sizeof(PgRepository));
    
    repo->resourcepool = sstrdup_a(&a, cfg_respool);
    
    return repo;
}