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InfiniTime/src/components/ble/AlertNotificationService.cpp

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No EOL
4.4 KiB
C++

#include "AlertNotificationService.h"
#include <hal/nrf_rtc.h>
#include <cstring>
#include <algorithm>
#include "NotificationManager.h"
#include "systemtask/SystemTask.h"
using namespace Pinetime::Controllers;
constexpr ble_uuid16_t AlertNotificationService::ansUuid;
constexpr ble_uuid16_t AlertNotificationService::ansCharUuid;
constexpr ble_uuid128_t AlertNotificationService::notificationEventUuid;
int AlertNotificationCallback(uint16_t conn_handle, uint16_t attr_handle, struct ble_gatt_access_ctxt* ctxt, void* arg) {
auto anService = static_cast<AlertNotificationService*>(arg);
return anService->OnAlert(conn_handle, attr_handle, ctxt);
}
void AlertNotificationService::Init() {
int res;
res = ble_gatts_count_cfg(serviceDefinition);
ASSERT(res == 0);
res = ble_gatts_add_svcs(serviceDefinition);
ASSERT(res == 0);
}
AlertNotificationService::AlertNotificationService(System::SystemTask& systemTask, NotificationManager& notificationManager)
: characteristicDefinition {{.uuid = (ble_uuid_t*) &ansCharUuid,
.access_cb = AlertNotificationCallback,
.arg = this,
.flags = BLE_GATT_CHR_F_WRITE},
{.uuid = (ble_uuid_t*) &notificationEventUuid,
.access_cb = AlertNotificationCallback,
.arg = this,
.flags = BLE_GATT_CHR_F_NOTIFY,
.val_handle = &eventHandle},
{0}},
serviceDefinition {
{/* Device Information Service */
.type = BLE_GATT_SVC_TYPE_PRIMARY,
.uuid = (ble_uuid_t*) &ansUuid,
.characteristics = characteristicDefinition},
{0},
},
systemTask {systemTask},
notificationManager {notificationManager} {
}
int AlertNotificationService::OnAlert(uint16_t conn_handle, uint16_t attr_handle, struct ble_gatt_access_ctxt* ctxt) {
if (ctxt->op == BLE_GATT_ACCESS_OP_WRITE_CHR) {
constexpr size_t stringTerminatorSize = 1; // end of string '\0'
constexpr size_t headerSize = 3;
const auto maxMessageSize {NotificationManager::MaximumMessageSize()};
const auto maxBufferSize {maxMessageSize + headerSize};
// Ignore notifications with empty message
const auto packetLen = OS_MBUF_PKTLEN(ctxt->om);
if (packetLen <= headerSize)
return 0;
size_t bufferSize = std::min(packetLen + stringTerminatorSize, maxBufferSize);
auto messageSize = std::min(maxMessageSize, (bufferSize - headerSize));
Categories category;
NotificationManager::Notification notif;
os_mbuf_copydata(ctxt->om, headerSize, messageSize - 1, notif.message.data());
os_mbuf_copydata(ctxt->om, 0, 1, &category);
notif.message[messageSize - 1] = '\0';
notif.size = messageSize;
// TODO convert all ANS categories to NotificationController categories
switch (category) {
case Categories::Call:
notif.category = Pinetime::Controllers::NotificationManager::Categories::IncomingCall;
break;
default:
notif.category = Pinetime::Controllers::NotificationManager::Categories::SimpleAlert;
break;
}
auto event = Pinetime::System::Messages::OnNewNotification;
notificationManager.Push(std::move(notif));
systemTask.PushMessage(event);
}
return 0;
}
void AlertNotificationService::AcceptIncomingCall() {
auto response = IncomingCallResponses::Answer;
auto* om = ble_hs_mbuf_from_flat(&response, 1);
uint16_t connectionHandle = systemTask.nimble().connHandle();
if (connectionHandle == 0 || connectionHandle == BLE_HS_CONN_HANDLE_NONE) {
return;
}
ble_gattc_notify_custom(connectionHandle, eventHandle, om);
}
void AlertNotificationService::RejectIncomingCall() {
auto response = IncomingCallResponses::Reject;
auto* om = ble_hs_mbuf_from_flat(&response, 1);
uint16_t connectionHandle = systemTask.nimble().connHandle();
if (connectionHandle == 0 || connectionHandle == BLE_HS_CONN_HANDLE_NONE) {
return;
}
ble_gattc_notify_custom(connectionHandle, eventHandle, om);
}
void AlertNotificationService::MuteIncomingCall() {
auto response = IncomingCallResponses::Mute;
auto* om = ble_hs_mbuf_from_flat(&response, 1);
uint16_t connectionHandle = systemTask.nimble().connHandle();
if (connectionHandle == 0 || connectionHandle == BLE_HS_CONN_HANDLE_NONE) {
return;
}
ble_gattc_notify_custom(connectionHandle, eventHandle, om);
}