#include <curl/curl.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "../../sr_module.h"
#include "../../items.h"

MODULE_VERSION

static int goto_url_f(struct sip_msg*, char*, char*);
static int fixup_goto_url(void** param, int param_no);
static int mod_init(void);

struct fis_param
{
        int     ops;            /* operation flags */
        int     opd;            /* operand flags */
        xl_spec_t sval;         /* values int or str */
};

struct fis_param* cnam_parse_pvar(char *s, int flags);

static cmd_export_t cmds[] =
{
        {"goto_url",    goto_url_f,     2,      fixup_goto_url,         REQUEST_ROUTE|FAILURE_ROUTE|BRANCH_ROUTE},
        {0,0,0,0,0}
};

/*
static param_export_t mod_params[] =
{
        {0,0,0}
};
*/

struct module_exports exports =
{
        "cnam",
        cmds,
        0,
        0,
        mod_init,
        0,
        0,
        0,
};

static int mod_init(void)
{
        LOG(L_INFO, "cnam - initializing\n");
        return 0;
}

static int goto_url_f(struct sip_msg* msg, char* _s1, char* _s2)
{
        CURL* handle = curl_easy_init();

        if(handle == NULL)
        {
                LOG(L_ERR, "Could not init CURL!\n");
        }
        else
        {
                CURLcode code = curl_easy_setopt(handle, CURLOPT_URL, _s1);

                if(code == CURLE_OK)
                {
                        // we're fine
                }
                else
                {
                        LOG(L_ERR, "Could not connect to host!\n");
                }
        }

        return 0;
}

static int fixup_goto_url(void** param, int param_no)
{
        struct fis_param *ap;
        xl_elem_t *model;
        char* s;

        s = (char*)(*param);

        if(param_no == 1)
        {
                ap = cnam_parse_pvar(s, XL_THROW_ERROR|XL_DISABLE_MULTI|XL_DISABLE_COLORS);

                if(ap == 0)
                {
                        LOG(L_ERR, "ERROR: cnam: fixup_goto_url: unable to get pvar in param\n");
                        return E_OUT_OF_MEM;
                }

                if(ap->sval.type != XL_AVP)
                {
                        LOG(L_ERR, "ERROR: cnam: fixup_goto_url: bad avp name <%s>\n", (char* )* param);
                        return E_UNSPEC;
                }

                * param = (void* ) ap;
        }
        else if(param_no == 2)
        {
                if(* param)
                {
                        if(xl_parse_format((char* )(* param), &model, XL_DISABLE_COLORS) < 0)
                        {
                                LOG(L_ERR, "ERROR: cnam: fixup_goto_url: wrong format[%s]\n", (char* )(* param));
                                return E_UNSPEC;
                        }

                        * param = (void* )model;
                }
                else
                {
                        LOG(L_ERR, "ERROR: cnam: fixup_goto_url: null format\n");
                        return E_UNSPEC;
                }
        }

        return 0;
}