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#include "lua_plugin_manage.h"

#include <toml.h>
#include <utarray.h>

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

#define CONFIG_PATH "../output/conf/lua_plugin_manage.toml"

struct lua_config_specific * config_load(const char *config_file_name, int * specific_num);

int main()
{
    struct stellar *st = stellar_new();
    int num = 0;
    struct lua_config_specific * specific = config_load(CONFIG_PATH, &num);
    struct lua_plugin_manage_schema *schema = lua_plugin_manage_init(st, num, specific);

    for (int i = 0; i < 1; ++i)
    {
        struct session *sess1 = session_new(10000, 20000);

        struct registered_session_plugin_schema *plugin = NULL;
        while ((plugin = utarray_next(st->plugin_array, plugin)))
        {
            printf("call plugin id %d\n", plugin->plugin_id);
            sess1->plugin_id = plugin->plugin_id;
            void *temp_pointer = plugin->on_ctx_new(sess1, plugin->plugin_env);
            struct session_data_pair pair = {plugin->plugin_id, temp_pointer};
            utarray_push_back(sess1->session_plugin, &pair);
            printf("debug session: %d, %d\n", sess1->session_id, sess1->session_type);
        }
        plugin = NULL;
        while ((plugin = utarray_next(st->plugin_array, plugin)))
        {
            printf("call plugin id %d\n", plugin->plugin_id);
            sess1->plugin_id = plugin->plugin_id;
            void *temp_context = session_get_private(sess1, plugin->plugin_id);
            plugin->on_ctx_free(sess1, temp_context, plugin->plugin_env);
        }
        utarray_free(sess1->session_plugin);
        free(sess1);
    }

    lua_plugin_manage_exit(schema);
    return 0;
}

struct lua_config_specific * config_load(const char *config_file_name, int * specific_count)
{
    if (__glibc_unlikely(!config_file_name))
        return NULL;
    int specific_num = 0;
    char errbuff[256] = {0};

    if (access(config_file_name, F_OK))
        return NULL;
    FILE *fp = fopen(config_file_name, "r");
    if (!fp)
        return NULL;
    toml_table_t *conf = toml_parse_file(fp, errbuff, sizeof(errbuff));
    if (fp)
        fclose(fp);
    if (!conf)
    {
        printf("parse config file failed, filename %s, err %s\n", config_file_name, errbuff);
        return NULL;
    }

    toml_array_t *plugin_array = toml_array_in(conf, "plugin");
    if (!plugin_array)
        return NULL;

    specific_num = toml_array_nelem(plugin_array);
    struct lua_config_specific * new_spec = (struct lua_config_specific *)calloc(specific_num, sizeof(struct lua_config_specific));
    if (!new_spec)
        return NULL;
    struct lua_config_specific * specific = NULL;

    for (int i = 0; i < specific_num; ++i)
    {
        toml_table_t *plugin = toml_table_at(plugin_array, i);
        const char *raw_filepath = toml_raw_in(plugin, "path");
        const char *raw_load_func_name = toml_raw_in(plugin, "init");
        const char *raw_unload_func_name = toml_raw_in(plugin, "exit");
        specific = &new_spec[i];

        if (toml_rtos(raw_filepath, &specific->config_specific_file) ||
            toml_rtos(raw_load_func_name, &specific->config_specific_load_func) ||
            toml_rtos(raw_unload_func_name, &specific->config_specific_unload_func))
        {
            toml_free(conf);
            free(specific);
            return NULL;
        }
    }
    *specific_count = specific_num;

    return new_spec;
}