/*
 *
 * Copyright 2023 Oleg Borodin  <borodin@unix7.org>
 *
 */

#include <config.h>
#include <cworker.h>
#include <logger.h>
#include <fcntl.h>

#include <cllexer.h>
#include <clparser.h>
#include <cflexer.h>
#include <cfparser.h>
#include <massert.h>
#include <rcache.h>

int cworker_readconf(cworker_t* worker) {
    log_debug("reading configiration");

    int conf_fd = -1;
    if ((conf_fd = open(srv_configpath, O_RDONLY)) < 0) {
        log_error("cannot open config file %s", srv_configpath);
        return -1;
    }

    rcache_t cache;
    cflexer_t lexer;
    cfparser_t parser;

    rcache_init(&cache, conf_fd);
    cflexer_init(&lexer, &cache);
    cfparser_init(&parser, &lexer);

    if (cfparser_parse(&parser) < 0) {
        log_error("parse config error\n");
        return -1;
    }

    cfparser_bind(&parser, CFVALTYPE_INT, "port", (void *)&(worker->port));

    cfparser_destroy(&parser);
    cflexer_destroy(&lexer);
    rcache_destroy(&cache);

    return 0;
}


int cworker_readopts(cworker_t* worker, char** argv, int argc) {
    log_debug("reading options");

    cllexer_t lexer;
    clparser_t parser;

    cllexer_init(&lexer);
    clparser_init(&parser, &lexer);

    clparser_bind(&parser, CLVALTYPE_INT, "port", (void *)&(worker->port));

    if (clparser_parse(&parser, &argv[1], argc - 1) < 0) {
        log_error("parse args error\n");
        return -1;
    }

    return 0;
}

const int64_t default_port = 9701;

int cworker_init(cworker_t* worker, char** argv, int argc) {
    log_debug("init service");

    worker->port = default_port;

    if (cworker_readconf(worker) < 0) {
        log_error("reading config error\n");
        return -1;
    }

    if (cworker_readopts(worker, argv, argc) < 0) {
        log_error("reading config error\n");
        return -1;
    }

    log_debug("port: %d", worker->port);

    return 0;
}


int cworker_detach(cworker_t* worker) {
    log_debug("detach service");
    return 0;
}

int cworker_configure(cworker_t* worker) {
    log_debug("configure service");
    return 0;
}

int cworker_build(cworker_t* worker) {
    log_debug("build service");
    return 0;
}

int cworker_run(cworker_t* worker) {
    log_debug("run service");
    return 0;
}