93 lines
3.1 KiB
C
93 lines
3.1 KiB
C
/*! Copyright 2022 Bogdan Pilyugin
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* \file MQTTCustom.c
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* \version 1.0
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* \date 2022-08-19
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* \author Bogdan Pilyugin
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* \brief
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* \details
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* \copyright Apache License, Version 2.0
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*/
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#include "webguiapp.h"
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#define TAG "MQTTCustom"
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esp_err_t UserMQTTSendExample(int idx)
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{
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const char resp[] = { "Got MQTT data in topic USER" };
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char *buf = (char*) malloc(strlen(resp) + 1);
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if (buf)
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{
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memcpy(buf, resp, strlen(resp));
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DATA_SEND_STRUCT DSS;
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ComposeTopic(DSS.topic,
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GetSysConf()->mqttStation[idx].RootTopic,
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"UPLINK",
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GetSysConf()->mqttStation[idx].ClientID,
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"USER");
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DSS.raw_data_ptr = buf;
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DSS.data_length = strlen(resp);
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if (xQueueSend(GetMQTTHandlesPool(idx)->mqtt_queue, &DSS, pdMS_TO_TICKS(1000)) == pdPASS)
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return ESP_OK;
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else
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{
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free(buf);
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return ESP_ERR_TIMEOUT;
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}
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}
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return ESP_ERR_NO_MEM;
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}
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void UserMQTTEventHndlr(void *handler_args, esp_event_base_t base, int32_t event_id, void *event_data)
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{
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esp_mqtt_event_handle_t event = event_data;
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esp_mqtt_client_handle_t client = event->client;
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mqtt_client_t *ctx = (mqtt_client_t*) event->user_context;
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int msg_id;
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char topic[CONFIG_WEBGUIAPP_MQTT_MAX_TOPIC_LENGTH];
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switch ((esp_mqtt_event_id_t) event_id)
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{
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case MQTT_EVENT_CONNECTED:
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ComposeTopic(topic,
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GetSysConf()->mqttStation[ctx->mqtt_index].RootTopic,
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"DWLINK",
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GetSysConf()->mqttStation[ctx->mqtt_index].ClientID,
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"USER");
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//Subscribe to the service called "USER"
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msg_id = esp_mqtt_client_subscribe(client, (const char*) topic, 0);
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ESP_LOGI(TAG, "sent subscribe successful, msg_id=%d", msg_id);
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break;
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case MQTT_EVENT_DATA:
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ComposeTopic(topic,
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GetSysConf()->mqttStation[ctx->mqtt_index].RootTopic,
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"DWLINK",
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GetSysConf()->mqttStation[ctx->mqtt_index].ClientID,
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"USER");
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if (!memcmp(topic, event->topic, event->topic_len))
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{
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//Here data for service called "USER"
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UserMQTTSendExample(ctx->mqtt_index);
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ESP_LOGI(TAG, "USER data handler on client %d", ctx->mqtt_index);
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}
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break;
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default:
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ESP_LOGI(TAG, "Other event id:%d", event->event_id);
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break;
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}
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}
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