
/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
#include <axis2_svc_skeleton.h>
#include "mtom.h"
#include <axutil_array_list.h>

int AXIS2_CALL mtom_free(
    axis2_svc_skeleton_t * svc_skeleton,
    const axutil_env_t * env);

/*
 * This method invokes the right service method
 */
axiom_node_t *AXIS2_CALL mtom_invoke(
    axis2_svc_skeleton_t * svc_skeleton,
    const axutil_env_t * env,
    axiom_node_t * node,
    axis2_msg_ctx_t * msg_ctx);

int AXIS2_CALL mtom_init(
    axis2_svc_skeleton_t * svc_skeleton,
    const axutil_env_t * env);

axiom_node_t *AXIS2_CALL mtom_on_fault(
    axis2_svc_skeleton_t * svc_skeli,
    const axutil_env_t * env,
    axiom_node_t * node);

static const axis2_svc_skeleton_ops_t mtom_svc_skeleton_ops_var = {
    mtom_init,
    mtom_invoke,
    mtom_on_fault,
    mtom_free
};

/*Create function */
axis2_svc_skeleton_t *
axis2_mtom_create(
    const axutil_env_t * env)
{
    axis2_svc_skeleton_t *svc_skeleton = NULL;
    /* Allocate memory for the structs */
    svc_skeleton = AXIS2_MALLOC(env->allocator, sizeof(axis2_svc_skeleton_t));

    svc_skeleton->ops = &mtom_svc_skeleton_ops_var;

    svc_skeleton->func_array = NULL;

    return svc_skeleton;
}

/* Initialize the service */
int AXIS2_CALL
mtom_init(
    axis2_svc_skeleton_t * svc_skeleton,
    const axutil_env_t * env)
{
    /* Any initialization stuff of mtom service should go here */
    return AXIS2_SUCCESS;
}

/*
 * This method invokes the right service method
 */
axiom_node_t *AXIS2_CALL
mtom_invoke(
    axis2_svc_skeleton_t * svc_skeleton,
    const axutil_env_t * env,
    axiom_node_t * node,
    axis2_msg_ctx_t * msg_ctx)
{
    /* Invoke the business logic.
     * Depending on the function name invoke the correct impl method.
     * We have only mtom in this sample, hence invoke mtom method.
     * To see how to deal with multiple impl methods, have a look at the
     * math sample.
     */
    return axis2_mtom_mtom(env, node, msg_ctx);
}

/* On fault, handle the fault */
axiom_node_t *AXIS2_CALL
mtom_on_fault(
    axis2_svc_skeleton_t * svc_skeli,
    const axutil_env_t * env,
    axiom_node_t * node)
{
    /* Here we are just setting a simple error message inside an element
     * called 'EchoServiceError' 
     */
    axiom_node_t *error_node = NULL;
    axiom_node_t *text_node = NULL;
    axiom_element_t *error_ele = NULL;
    error_ele = axiom_element_create(env, node, "EchoServiceError", NULL,
                                     &error_node);
    axiom_element_set_text(error_ele, env, "Echo service failed ", text_node);
    return error_node;
}

/* Free the resources used */
int AXIS2_CALL
mtom_free(
    axis2_svc_skeleton_t * svc_skeleton,
    const axutil_env_t * env)
{
    /* Free the function array */
    if (svc_skeleton->func_array)
    {
        axutil_array_list_free(svc_skeleton->func_array, env);
        svc_skeleton->func_array = NULL;
    }

    /* Free the service skeleton */
    if (svc_skeleton)
    {
        AXIS2_FREE(env->allocator, svc_skeleton);
        svc_skeleton = NULL;
    }

    return AXIS2_SUCCESS;
}

/**
 * Following block distinguish the exposed part of the dll.
 */
AXIS2_EXPORT int
axis2_get_instance(
    axis2_svc_skeleton_t ** inst,
    const axutil_env_t * env)
{
    *inst = axis2_mtom_create(env);
    if (!(*inst))
    {
        return AXIS2_FAILURE;
    }

    return AXIS2_SUCCESS;
}

AXIS2_EXPORT int
axis2_remove_instance(
    axis2_svc_skeleton_t * inst,
    const axutil_env_t * env)
{
    axis2_status_t status = AXIS2_FAILURE;
    if (inst)
    {
        status = AXIS2_SVC_SKELETON_FREE(inst, env);
    }
    return status;
}
