From 654fde5f6819cb52a198a524ab78d97e51ab97c7 Mon Sep 17 00:00:00 2001
From: jacqueline <me@jacqueline.id.au>
Date: Tue, 2 Apr 2024 20:41:36 +1100
Subject: Support disabling automatic database updates

---
 src/drivers/include/nvs.hpp |  4 ++++
 src/drivers/nvs.cpp         | 14 ++++++++++++++
 2 files changed, 18 insertions(+)

(limited to 'src/drivers')

diff --git a/src/drivers/include/nvs.hpp b/src/drivers/include/nvs.hpp
index f288f8e2..25396622 100644
--- a/src/drivers/include/nvs.hpp
+++ b/src/drivers/include/nvs.hpp
@@ -114,6 +114,9 @@ class NvsStorage {
   auto PrimaryInput() -> InputModes;
   auto PrimaryInput(InputModes) -> void;
 
+  auto DbAutoIndex() -> bool;
+  auto DbAutoIndex(bool) -> void;
+
   explicit NvsStorage(nvs_handle_t);
   ~NvsStorage();
 
@@ -136,6 +139,7 @@ class NvsStorage {
   Setting<uint8_t> input_mode_;
   Setting<uint8_t> output_mode_;
   Setting<bluetooth::MacAndName> bt_preferred_;
+  Setting<uint8_t> db_auto_index_;
 
   util::LruCache<10, bluetooth::mac_addr_t, uint8_t> bt_volumes_;
   bool bt_volumes_dirty_;
diff --git a/src/drivers/nvs.cpp b/src/drivers/nvs.cpp
index 28cb542c..33d92a9f 100644
--- a/src/drivers/nvs.cpp
+++ b/src/drivers/nvs.cpp
@@ -39,6 +39,7 @@ static constexpr char kKeyScrollSensitivity[] = "scroll";
 static constexpr char kKeyLockPolarity[] = "lockpol";
 static constexpr char kKeyDisplayCols[] = "dispcols";
 static constexpr char kKeyDisplayRows[] = "disprows";
+static constexpr char kKeyDbAutoIndex[] = "dbautoindex";
 
 static auto nvs_get_string(nvs_handle_t nvs, const char* key)
     -> std::optional<std::string> {
@@ -173,6 +174,7 @@ NvsStorage::NvsStorage(nvs_handle_t handle)
       input_mode_(kKeyPrimaryInput),
       output_mode_(kKeyOutput),
       bt_preferred_(kKeyBluetoothPreferred),
+      db_auto_index_(kKeyDbAutoIndex),
       bt_volumes_(),
       bt_volumes_dirty_(false) {}
 
@@ -194,6 +196,7 @@ auto NvsStorage::Read() -> void {
   input_mode_.read(handle_);
   output_mode_.read(handle_);
   bt_preferred_.read(handle_);
+  db_auto_index_.read(handle_);
   readBtVolumes();
 }
 
@@ -210,6 +213,7 @@ auto NvsStorage::Write() -> bool {
   input_mode_.write(handle_);
   output_mode_.write(handle_);
   bt_preferred_.write(handle_);
+  db_auto_index_.write(handle_);
   writeBtVolumes();
   return nvs_commit(handle_) == ESP_OK;
 }
@@ -370,6 +374,16 @@ auto NvsStorage::PrimaryInput(InputModes mode) -> void {
   input_mode_.set(static_cast<uint8_t>(mode));
 }
 
+auto NvsStorage::DbAutoIndex() -> bool {
+  std::lock_guard<std::mutex> lock{mutex_};
+  return db_auto_index_.get().value_or(true);
+}
+
+auto NvsStorage::DbAutoIndex(bool en) -> void {
+  std::lock_guard<std::mutex> lock{mutex_};
+  db_auto_index_.set(static_cast<uint8_t>(en));
+}
+
 class VolumesParseClient : public cppbor::ParseClient {
  public:
   VolumesParseClient(util::LruCache<10, bluetooth::mac_addr_t, uint8_t>& out)
-- 
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