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Add Battery Reporting to FindMy

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This commit is contained in:
Matthew
2024-04-04 23:11:43 -04:00
parent f85127ea23
commit 5aa308ec50
5 changed files with 77 additions and 7 deletions
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48
applications/system/findmy/findmy_state.c
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@@ -1,5 +1,6 @@
#include "findmy_state.h"
#include "findmy_i.h"
#include <string.h>
#include <stddef.h>
#include <furi_hal_bt.h>
@@ -42,6 +43,13 @@ bool findmy_state_load(FindMyState* out_state) {
}
state.tag_type = tmp;
if(!flipper_format_read_uint32(file, "battery_level", &tmp, 1)) {
tmp = 0x00; // Default battery level set to Full
flipper_format_rewind(file);
}
FURI_LOG_I("findmy_load", "Saved Battery: %ld", tmp);
state.battery_level = tmp;
if(!flipper_format_read_hex(file, "mac", state.mac, sizeof(state.mac))) break;
if(!flipper_format_read_hex(
@@ -74,12 +82,12 @@ bool findmy_state_load(FindMyState* out_state) {
*data++ = 0x00; // ...
*data++ = 0x12; // Type (FindMy)
*data++ = 0x19; // Length
*data++ = 0x00; // Status
*data++ = 0x00; // Battery Status set to Full
// Placeholder Empty Public Key without the MAC address
for(size_t i = 0; i < 22; ++i) {
*data++ = 0x00;
}
*data++ = 0x00; // First 2 bits are the version, the rest is the battery level
*data++ = 0x00; // First 2 bits are the version
*data++ = 0x00; // Hint (0x00)
}
@@ -102,12 +110,11 @@ void findmy_state_apply(FindMyState* state) {
if(furi_hal_bt_extra_beacon_is_active()) {
furi_check(furi_hal_bt_extra_beacon_stop());
}
furi_check(furi_hal_bt_extra_beacon_set_config(&state->config));
findmy_update_payload_battery(state->data, state->battery_level, state->tag_type);
furi_check(
furi_hal_bt_extra_beacon_set_data(state->data, findmy_state_data_size(state->tag_type)));
if(state->beacon_active) {
furi_check(furi_hal_bt_extra_beacon_start());
}
@@ -118,6 +125,32 @@ void findmy_state_sync_config(FindMyState* state) {
state->config.max_adv_interval_ms = (state->broadcast_interval * 1000) + 150;
state->config.adv_power_level = GapAdvPowerLevel_0dBm + state->transmit_power;
memcpy(state->config.address, state->mac, sizeof(state->config.address));
findmy_update_payload_battery(state->data, state->battery_level, state->tag_type);
}
void findmy_update_payload_battery(uint8_t* data, uint8_t battery_level, FindMyType type) {
// Update the battery level in the payload
FURI_LOG_I("update_bat", "Before update: %d", battery_level);
if(type == FindMyTypeApple) {
switch(battery_level) {
case BATTERY_FULL:
data[6] = BATTERY_FULL;
break;
case BATTERY_MEDIUM:
data[6] = BATTERY_MEDIUM;
break;
case BATTERY_LOW:
data[6] = BATTERY_LOW;
break;
case BATTERY_CRITICAL:
data[6] = BATTERY_CRITICAL;
break;
default:
FURI_LOG_E("update_bat", "Invalid battery level: %d", battery_level);
return;
}
}
FURI_LOG_I("update_bat", "After update: %02X", data[6]);
}
void findmy_state_save(FindMyState* state) {
@@ -141,10 +174,13 @@ void findmy_state_save(FindMyState* state) {
tmp = state->tag_type;
if(!flipper_format_write_uint32(file, "tag_type", &tmp, 1)) break;
tmp = state->battery_level;
if(!flipper_format_write_uint32(file, "battery_level", &tmp, 1)) break;
if(!flipper_format_write_bool(file, "show_mac", &state->show_mac, 1)) break;
if(!flipper_format_write_hex(file, "mac", state->mac, sizeof(state->mac))) break;
findmy_update_payload_battery(state->data, state->battery_level, state->tag_type);
if(!flipper_format_write_hex(
file, "data", state->data, findmy_state_data_size(state->tag_type)))
break;