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* BaseChatMesh::sendGroupMessage() added

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* companion radio, RESP_CODE_CHANNEL_MSG_RECV, CMD_SEND_CHANNEL_TXT_MSG
This commit is contained in:
Scott Powell
2025-02-13 10:18:48 +11:00
parent 824f8c1349
commit 0eaa11c56f
3 changed files with 32 additions and 17 deletions
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21
src/helpers/BaseChatMesh.cpp
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@@ -220,6 +220,27 @@ int BaseChatMesh::sendMessage(const ContactInfo& recipient, uint32_t timestamp,
return rc;
}
bool BaseChatMesh::sendGroupMessage(uint32_t timestamp, mesh::GroupChannel& channel, const char* sender_name, const char* text, int text_len) {
uint8_t temp[5+MAX_TEXT_LEN+32];
memcpy(temp, &timestamp, 4); // mostly an extra blob to help make packet_hash unique
temp[4] = 0; // TXT_TYPE_PLAIN
sprintf((char *) &temp[5], "%s: ", sender_name); // <sender>: <msg>
char *ep = strchr((char *) &temp[5], 0);
int prefix_len = ep - (char *) &temp[5];
if (text_len + prefix_len > MAX_TEXT_LEN) text_len = MAX_TEXT_LEN - prefix_len;
memcpy(ep, text, text_len);
ep[text_len] = 0; // null terminator
auto pkt = createGroupDatagram(PAYLOAD_TYPE_GRP_TXT, channel, temp, 5 + prefix_len + text_len);
if (pkt) {
sendFlood(pkt);
return true;
}
return false;
}
void BaseChatMesh::resetPathTo(ContactInfo& recipient) {
recipient.out_path_len = -1;
}