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/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright 2017 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 "wstool.h"

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include "../server/config/serverconfig.h"

#include "srvctrlsocket.h"

static void print_info(char *cmd) {
    fprintf(stderr, "usage:\n");
    fprintf(stderr, "%s -t <srvconfigfile>\n", cmd);
    fprintf(stderr, "%s -s <socketpath> <command>\n", cmd);
    fprintf(stderr, "Commands: reconfig, shutdown, stat, log\n");
}

int main(int argc, char **argv) {
    if(argc > 2) {
        if(!strcmp(argv[1], "-t")) {
            return tool_get_tmpdir(argv[2]);
        } else if(!strcmp(argv[1], "-s")) {
            if(argc != 4) {
                print_info(argv[0]);
                return -2;
            }
            return tool_srvctrl(argv[2], argv[3]);
        }
    }
    
    print_info(argv[0]);
    return -2;
}

int tool_get_tmpdir(char *configfile) {
    ServerConfig *serverconf = serverconfig_load(configfile);
    CxList *list = serverconfig_get_node_list(serverconf->root, CONFIG_NODE_OBJECT, cx_str("Runtime"));
    if(!list) {
        fprintf(stderr, "Error: No Runtime element in %s\n", configfile);
        return -1;
    }
    if(list->size != 1) {
        fprintf(stderr, "Error: Multiple Runtime elements in %s\n", configfile);
        return -1;
    }
    ConfigNode *runtime = cxListAt(list, 0);
    cxstring tmp = serverconfig_object_directive_value(runtime, cx_str("Temp"));
    
    cxListDestroy(list);
    
    if(!tmp.ptr) {
        fprintf(stderr, "Error: No Temp directive in Runtime Object\n");
        return -1;
    }
    
    printf("%.*s\n", (int)tmp.length, tmp.ptr);
    
    return 0;
}

int tool_srvctrl(char *socketfile, char *cmd) {
    SrvConnection *srv = srvctrl_connet(socketfile);
    if(!srv) {
        return -1;
    }
    
    fprintf(srv->stream, "%s\n", cmd);
    fflush(srv->stream);
    
    SrvMsg msg;
    while(!srvctrl_readmsg(srv, &msg)) {
        if(msg.type == 0) {
            fprintf(stdout, "%.*s", (int)msg.length, msg.message);
            fflush(stdout);
        } else if(msg.type == 1) {
            fprintf(stderr, "%.*s", (int)msg.length, msg.message);
            fflush(stderr);
        }
    }
    
    srvctrl_close(srv);
    
    return 0;
}



int log_ereport(int degree, const char *format, ...) {
    va_list args;
    va_start(args, format);
    int ret = log_ereport_v(degree, format, args);
    va_end(args);
    return ret;
}

int log_ereport_v(int degree, const char *format, va_list args) { 
    return 0;
}