forked from btclock/btclock_v3
89 lines
2.6 KiB
C++
89 lines
2.6 KiB
C++
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#include "block_notify.hpp"
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const char *wsServer = "wss://mempool.space/api/v1/ws";
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// WebsocketsClient client;
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esp_websocket_client_handle_t client;
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unsigned long int currentBlockHeight;
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void setupBlockNotify()
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{
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// Get current block height through regular API
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HTTPClient *http = new HTTPClient();
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http->begin("https://mempool.space/api/blocks/tip/height");
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int httpCode = http->GET();
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if (httpCode > 0 && httpCode == HTTP_CODE_OK)
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{
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String blockHeightStr = http->getString();
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currentBlockHeight = blockHeightStr.toInt();
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}
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esp_websocket_client_config_t config = {
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.uri = "wss://mempool.space/api/v1/ws",
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};
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client = esp_websocket_client_init(&config);
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esp_websocket_register_events(client, WEBSOCKET_EVENT_ANY, onWebsocketEvent, client);
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esp_websocket_client_start(client);
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}
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void onWebsocketEvent(void *handler_args, esp_event_base_t base, int32_t event_id, void *event_data)
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{
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esp_websocket_event_data_t *data = (esp_websocket_event_data_t *)event_data;
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String init;
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String sub;
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switch (event_id)
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{
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case WEBSOCKET_EVENT_CONNECTED:
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Serial.println("Connected to Mempool.space WebSocket");
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// init = "{\"action\": \"init\"}";
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// if(esp_websocket_client_send_text(client, init.c_str(), init.length(), portMAX_DELAY) == -1) {
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// Serial.println("Error init");
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// }
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sub = "{\"action\": \"want\", \"data\":[\"blocks\"]}";
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if (esp_websocket_client_send_text(client, sub.c_str(), sub.length(), portMAX_DELAY) == -1)
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{
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Serial.println("Error want");
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}
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break;
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case WEBSOCKET_EVENT_DATA:
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onWebsocketMessage(data);
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// Handle the received WebSocket message (block notifications) here
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break;
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case WEBSOCKET_EVENT_ERROR:
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Serial.println("Connnection error");
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break;
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case WEBSOCKET_EVENT_DISCONNECTED:
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Serial.println("Connnection Closed");
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break;
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}
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}
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void onWebsocketMessage(esp_websocket_event_data_t *event_data)
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{
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DynamicJsonDocument doc(event_data->data_len);
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deserializeJson(doc, (char *)event_data->data_ptr);
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// serializeJsonPretty(doc, Serial);
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if (doc.containsKey("block"))
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{
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JsonObject block = doc["block"];
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currentBlockHeight = block["height"].as<long>();
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Serial.print("New block found: ");
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Serial.println(block["height"].as<long>());
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if (blockUpdateTaskHandle != nullptr)
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xTaskNotifyGive(blockUpdateTaskHandle);
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}
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doc.clear();
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}
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unsigned long getBlockHeight()
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{
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return currentBlockHeight;
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}
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